WO2017004732A1 - Method and optimised system for generating hydrogen and oxygen from electrolysis - Google Patents
Method and optimised system for generating hydrogen and oxygen from electrolysis Download PDFInfo
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- WO2017004732A1 WO2017004732A1 PCT/CL2016/050036 CL2016050036W WO2017004732A1 WO 2017004732 A1 WO2017004732 A1 WO 2017004732A1 CL 2016050036 W CL2016050036 W CL 2016050036W WO 2017004732 A1 WO2017004732 A1 WO 2017004732A1
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- water
- lithium
- hydrogen
- voltage
- electrolysis
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
Definitions
- the present invention relates to a method and system optimized for the generation of hydrogen / oxygen from an electrolysis process.
- the present invention relates to a method and system for the generation of hydrogen / oxygen from the dissociation of distilled water molecules in an electrolysis cell. To achieve the objective of improving the yield in obtaining Hydrogen / Oxygen, it is necessary to control the physical conditions of the electrolyte.
- the document ES0262033 discloses an apparatus for the production of hydrogen and oxygen, by electrolysis of water, provided with water dissociation cells of special constitution, characterized in that it has an assembly arrangement that affects the gas evolution tubes in the cells; collector and deglemer tubes; decanters and gas coolers; hydraulic valves; electrolysis cells; intermediate body electrolyte cooler; electrolyte feeder tubes and filters thereof, such elements adopting any general system admitted and used in the gas circuits.
- EP0389263 discloses a water electrolysis system with phase separation and zero gravity for the production of hydrogen and oxygen in gaseous form from water, where the hydrogen outlet, which includes proton water, is first taken to a separator.
- the two separators can be grouped and integrated with the hydrophilic layer of the hydrophilic separator, which forms the upper part of the electrochemical separator.
- the electrochemical separator includes a solid membrane of polymers of a sulfonated fluorocarbon intercalated between two platinum electrodes (102 / 103) .
- Document ES2294922 discloses a process of obtaining electrical energy and purified water from electrolysis.
- the process of obtaining energy and purified water from the electrolysis that the invention proposes consists in the application of energy, in the form of electricity, which can perfectly come from renewable energies, to the water to be purified, so that it will cause a electrolysis process, in which hydrogen is to be generated that is accumulated in a hydrogen compressor-accumulator.
- This hydrogen accumulated in the compressor is the fuel used in the hydrogen stack (6), from which electrical energy and purified water are obtained in the form of water vapor. In this way, a process that provides a better use of energy is achieved.
- a system and method for the realization of an electrolysis process is described that allows the obtaining of Hydrogen / Oxygen from the dissociation of the water molecule, where the physical conditions of the water are controlled and maintained within specific ranges to prevent that the water used as a dielectric is contaminated and can be reused.
- a lithium-Palladium assembly is used to achieve improved performance in obtaining H / O at low external energy values.
- Figure 1 .1 shows the inside view of the generated tube or inner tube, consisting of lithium electrodes and a palladium wire.
- Figure 1.2 shows the exterior view of the generator tube and its perforations.
- Figure 1.3 shows the inner and outer tube assembly.
- Figure 1 .4 shows a representation of the inside of the battery and its composition.
- Figure 1.5 shows the radii of the lithium element and the insulating membranes both on walls and between the lithium elements.
- Figure 1 .6 shows a top section view of the outer and inner tube and its arrangement.
- Figure 2.1 shows a side view of a group generator stack (multi-tube)
- Figure 2.2 shows a top view of the generator set (group generator stack).
- Figure 2.3 shows a detail of the separators used to center the inner cylinder and isolate the lithium battery.
- Figure 2.4 represents an inner and outer tube section and its details.
- Figure 3.1 shows a variation of the lithium multilayer battery and its connection to the PWM source.
- Figure 3.2 shows dimensions for an embodiment of the inner tube.
- Figure 3.3 shows dimension of the inner and outer cylinder assembly.
- Figure 3.4 shows the inside of the battery composed of a series of lithium electrodes.
- Figure 3.5 shows the radii and insulating membranes both on walls and between lithium for an embodiment of the invention.
- Figure 3.6 shows a section of the inner cylinder with the dimensions for an embodiment of the invention.
- Figure 4 shows a scheme of the energy entering the electrolyzer batteries.
- Figure 5 shows a scheme of the water monitoring and conditioning system.
- Figure 6 shows a scheme of the water supply system.
- Figure 7 shows a scheme of the oxygen gas and hydrogen gas supply and separation system.
- Figure 8.1 shows the front disks of the generating column of an industrial model that gathers the experience of the laboratory prototype.
- Figure 8.2 shows the way in which the discs are linked.
- Figure 8.3 shows the packing of the generating column
- Figure 8.5 shows the interaction of the column with the different peripheral units of the system.
- Figure 9 shows a scheme of the microprocessor card.
- Figure 10 represents a diagram of the pulse width modulation generator module.
- Figure 1 1 shows the voltage applied to the electrolysis cell with pulse width modulation.
- V Voltage applied to the electrolyte (V).
- A Electrolyte resistance (Ohms).
- the specific resistance represents a characteristic of the material that is defined by the resistance of a 1 cm cube on the side of the corresponding substance, when an electric current flows uniformly in every direction of this section perpendicular to two opposite faces.
- the electromotive force E in a closed circuit is responsible for establishing a potential difference whereby current is created in a circuit, where its origin is from a non-commutative electric field called Emomomotor field.
- the loads In a circuit, the loads always navigate with greater or lesser potential, but when they pass through the source of electromotive force or EMF, they are driven from a smaller potential to a greater one.
- EMF electromotive force
- the electrical potential applied by an external source generates a flow of electrons from the positive electrode (anode) to the negative electrode (cathode). After the flow of electrons has started, the energy consumption efficiency control is controlled and provided by means of the PWM system.
- the reduction reaction in which a chemical species gains electrons therefore occurs in the cathode, while the oxidation reaction with loss of electrons by an element occurs in the anode.
- the electrolytic cell usually consists of a diaphragm that separates the products of the redox reaction, to avoid its possible recombination.
- a base that acts as an electrolyte is usually added and provides the reaction medium with the necessary ions to increase the conductivity of the medium.
- the voltage of an electrolytic cell is the potential difference (in volts) between the two extreme electrodes.
- Said unit cell potential (E C eida) must reach a minimum value to produce the reaction, which results from the sum of several contributions:
- Ha Anodic overvoltage. It is the overvoltage that exists in the anode to the reaction of oxygen gas formation.
- ⁇ _ It is the voltage drop in the electrolyte due to the resistivity of the solution.
- nsist Represents the potential drop across the rest of the system, such as the diaphragm, the power cables, etc.
- E Q sow E Q balance + T ⁇ C + ⁇ ⁇ ⁇ + ⁇ + ⁇ S ⁇ St.
- the magnitude of these overvoltages will depend on various factors that will determine the operation of the equipment: chemical nature of its components (electrodes, electrolyte, diaphragm, etc.), their dimensions and geometry, operating conditions (temperature and pressure), presence of impurities or deposits and, fundamentally, of the intensity of electric current supplied .
- This equation is useful to perform the balance of energy gain between outside and inside.
- the system of the present invention consists of an electrolysis cell consisting basically of the following elements:
- the inner tube contains two lithium contacts joined by a Palladium (Battery) wire, the latter used as a hydrogen concentrator.
- This Lithium-Palladium set is called the "Hybrid set” because it changes its polarity during the electrolysis process.
- the battery must contain Palladium either in the form of wire, bathed in a physical body and / or of various geometries that contain or form it.
- Lithium can be present as a metallic body, multifibers, multilayer or any geometric body that contains it and participates as an energy actor.
- Figure 1 .6 describes the arrangement of the inner and outer tubes, where in one of the possible embodiments of the invention there is that in the space generated between the two tubes (4mm) high resistance polymer Teflon guides are installed, whose dimensions are 300mm long, 5mm wide and 4mm thick and are located at 0, 90,180 and 270 degrees. These huinchas have a 500 Mega Ohm resistive insulation and prevent both tubes from coming into contact.
- the hybrid assembly (lithium / Palladium) is located inside the inner tube or generator tube (cathode) and which in turn is located inside the housing or outer tube containing the electrodes (anode 2).
- the inner tube consists of a steel cylinder (316 L), which has a high temperature resistant insulator (High temperature polymer paper and high resistance electrical insulator) with perforations so that there is electrical contact between lithium and metal (steel).
- Lithium is used as an electron accumulator and accumulator, which at the time of activating electrolysis travels from positive to negative, allowing energy transfer to act as a battery. This reaction occurs thanks to the energy balance, since lithium provides its energy when the external energy that is applied to the electrolysis is turned off.
- Lithium is physically and electrically connected with palladium and these also with the cathode and anode through the electrolyte, forming a micro battery or battery.
- the hybrid set has a negative polarity, in this way hydrogen atoms are attracted to palladium.
- the lithium battery is isolated from the water wrapped in a high temperature polymer, from which two wires come out, one connected to the palladium and the other to the inner tube.
- the palladium is the one that allows to realize the electrical connectivity from the cathode of the lithium and the reaction occurs to the interior of this one, whose energy is transmitted to the inner tube to contribute to the generation process.
- Lithium When applying external energy to the electrolysis system or cell, Lithium is at rest and receives energy due to its ionization potential differential.
- the lithium battery Upon stopping the application of external energy to the electrolysis cell, the lithium battery has a greater potential difference and releases the stored energy to the electrolysis cell.
- the cathode and anode of stainless steel can be tubes of different diameters, plates or multi-fiber tapes of any geometry. Steel can be silver plated to reduce oxidation.
- an external starting voltage of 12V is applied, which depending on the scale of the system can reach 300V, between the anode and the cathode of the cell, where the positive voltage is applied to the anode (stainless steel shell / anode 1) and a negative tension to the generator tube or inner tube (cathode).
- the application of external tension causes the water molecules to dissociate generating oxygen and hydrogen.
- the hydrogen released is received and stabilized in palladium in pairs of atoms.
- the released hydrogen atoms identify palladium as the nucleus, having the ability to bind two pairs of hydrogen atoms with a lithium nucleus. That is, 4 hydrogen atoms are linked to each palladium core.
- the hydrogen atoms captured and accumulated by palladium are subsequently released into the generator tube.
- oxygen atoms adhere to the outside of the generator tube.
- Ducts located at the top of the outer shell allow the separation, capture and storage of hydrogen and oxygen for later use.
- Said control of the physical conditions of the water involved in the electrolysis process allows the generation of hydrogen to be optimized, without producing particle shocks or excessive energy use, in order to saturate production (hydrogen and oxygen).
- the other parameter that stabilizes the physical conditions of water is acidity. Keeping the pH of the water in check prevents its "breakage” or “fracture”, since it is part of the process that does not saturate in ionization, current or acidity. To comply with the above, the pH must be maintained in a range of 7.07 to 8.8, so that the electrical resistance of the water remains between 22 to 37 ohm. That is, the pH of the water is analyzed as a resistance or dielectric.
- Stanley Meyer describes using an electromagnetic power supply that tunes the emission of signals with an oscillating system responsible for releasing the hydrogen found in palladium, based on electrical pulses.
- This process has the peculiarity of allowing hydrogen to be generated quickly and harmoniously, without producing molecular shocks and only with the necessary energy.
- cold currents is the management of minimum currents to generate maximum energy (hydrogen and oxygen release).
- PWM Width Modulation of Pulse
- the electrical resistance of the Water in a normal process is 5 to 10 ohm in 1 mm 3 in untreated water (it can be seawater) or 100 to 500 K ohms in demineralized water.
- the electrical resistance of the water must be maintained between 22 to 37 ohm per mm 3 .
- Lithium has the peculiarity of using 78% of the total energy, that is,
- Palladium is used for its ability to store Hydrogen (H 4 ) and its reaction with Lithium and Oxygen.
- the process of the present invention can obtain a ratio between the energy required in a normal electrolysis and the Improved present development.
- the electrolyte consists of the solution of distilled water and sodium hydroxide, where the latter is the one that maintains the dielectric of the water (electrolyte) allowing it to control its electrical resistance, in the ratio of 1 Liter of water to 10ml of sodium hydroxide.
- the electrolyte molecules are partially or totally dissociated into charged particles or ions, the charge of each gram equivalent being equal to the Faraday constant of 96500 coulombs.
- the dissolved sodium chloride molecules are composed, largely of positively charged sodium cations, indicated at the beginning by the symbol Na now, usually, (Na +), and an equal number of negatively charged chlorine anions, indicated by Cl or by Cl-; while dissolved sodium sulfate is similarly composed of sodium cations and half of its number of bivalent sulfate anions.
- the pulse width modulation (PWM) applied to the electrodes, lithium-palladium assembly and inner tube has a double control functionality, as it acts as a charger and discharger of the electrodes for the generation of hydrogen-oxygen.
- PWM pulse width modulation cycle
- a 1 second cycle is divided into 10 pulses (see Figure 1 1).
- an electric voltage is applied for a time of 0.3 seconds to the electrodes from an external medium, starting the generation of oxygen and hydrogen.
- the hydrogen generated during this period of time is captured by palladium.
- the polarity of the voltage applied to the hybrid assembly is reversed, which allows hydrogen to be released from palladium.
- Oxygen is attracted by lithium at the time of polarity change and during this time the process reacts to the lithium-palladium combination charging and acting as a battery.
- the battery injects energy into the electrolysis system.
- Said combination acts as an anode (2) which together with the cathode continue with the hydrogen-oxygen generation process of the electrolysis process energization cycle.
- the pulse amplitude voltage is 12V to 48V, depending on the generator's production model and a demolition width of 10% to 60%.
- Table 1 shows the current and voltage ranges to generate the pulse width, then with a current of 0.5A and a voltage of 12v a fundamental is created with a pulse width of 10% on and 90% off, using a frequency from 400hz to 650hz for electrolyzer excitation, the secondary frequency is generated between 2.4Khz and 3.9Khz
- the second option is to vary the input current to 2.5A, changing the pulse width to 60% on and 40% off.
- Magnetic resonance is applied externally to the hydrogen-oxygen generation system to stabilize and orient the gas ions obtained in the electrolysis process in order to perform a high purity separation of hydrogen and oxygen.
- Magnetic resonance is digitally controlled by a microprocessor that contains the algorithms that act according to the system variables.
- the following table shows the frequency values of magnetic resonance.
- the inner cylinder (P08) conducts the electric charge to Lithium (P13), which is charged with energy at the same time that electrolysis occurs in the sections that will be indicated below: between the charged palladium
- the external energy delivery times are 0.04 s, the use of energy stored in the Metallic Lithium electrodes will be 0.06 s.
- FIG 2 Group Stack.
- the different cylinders (PG02) are joined by a 316L steel clamp (PG01).
- the assembly is grounded through connection P04.
- the outer cylinder (PG02) (figure 2.1 and 2.2) is connected to ground (P04), next to the negative lithiums (P05) and palladium (P06) (figure 3).
- the PWD source (B17 of Figure 5.1) is connected to the 316L steel of the inner cylinder (P08), Figure 3. Scheme of Multilayer Lithium-Palladium Battery, optional model.
- the lithium battery is separated from the aqueous medium by the separator (P1 1), the positively charged (P13) and negatively (P05) lithiums are separated by an insulating membrane (P12).
- the electrolysis cell can have 3 types of electrical power supply:
- the solar panel must generate at least 200 W;
- the battery should be 12 volt / 75 amperes.
- the processor will control the pH of the solution.
- the lithium-palladium battery (micro battery) stores energy from the potential difference applied. This energy is what the palladium lithium battery will deliver to the electrolysis once the external energy is no longer applied. Water monitoring and conditioning
- Figure 5 describes the main generator, which inside has a thermocouple sensor type k (B06), whose function is to monitor the temperature of the water deposited in the electrolysers; If this water does not meet the desired ranges, it will exit through the nozzle (B10) where, in addition to being stabilized, it will be purified, entering a recirculation pump (B1 1), responsible for stirring the water to speed up the cooling and stabilize the ions inside the thermoelectric refrigerator (B15).
- a thermocouple sensor type k B06
- Water supply system The water tank (C04) must be supplied (automatic or manual) by passing through activated carbon filters (C05), which demineralize it. Once the water is distilled, it accumulates in the pond and it is the electronic level sensor (C03), which has the function of maintaining a level higher than 3 liters. The water enters the pump (C02) with an atmospheric weight pressure, being expelled in 5 times its pressure, to make it enter the sodium dioxide mixer (C01), which has the task of injecting 10 ml of sodium hydroxide per liter of water (electrolytes). Once the solution is made, it enters the electrolyzer container.
- Gas storage and separation system The bubbling tank (D01) functions as a non-return protective system, so that hydrogen gas does not re-enter the electrolyzer chamber.
- the hydrogen and oxygen gas flows through a valve, which pass through the pressure gauge (D02), which shows the pressure generated in the transfer to the separator.
- electromagnets (D04) begin to operate to separate molecularly gases, due to its positive and negative polarity; being the negative one that attracts hydrogen, and the positive one that attracts oxygen.
- the hydrogen gas When the hydrogen gas is inside, it is compressed, maintaining a pressure of 10 to 50 Bar, which is measured by the electronic sensor (D08), and at a temperature equal to the ambient.
- the analog visual pressure gauge (D10) has the function of delivering the visible pressure values.
- the high pressure hydrogen gas (D1 1) is exited when it is used in some equipment or device that requires it.
- Figure 9 describes by blocks the different functions and parts that make up the Micropocessor card.
- a set of sensors that capture information regarding the different variables or parameters to be controlled in the electrolysis process is described: Temperature, Pressure, level, electric current, etc.
- Sensed signals are converted from digital analogs through different A / D converters.
- the digital information is delivered to the processor which, by means of the programmed control algorithms, generates the output signals for the module in charge of generating the Pulse Width Modulation (PWM), a module that controls the signal applied to the electrolysers and signals to drive valves, fans, pumps, electromagnets, etc., which are involved in the hydrogen production process during electrolysis.
- PWM Pulse Width Modulation
- FIG 10 shows the block diagram of the module responsible for generating the Pulse Width Modulation, signal input granted by microprocessor.
- This signal called PWM (pulse width demolitor), is the frequency carrier for the control of the hydrogen production process.
- the fundamental (dock) is produced by the microprocessor to generate the control pulses in the PWM system, occupying external energy (EL1) who initiates the electrolization of the system, in the fourth pulse (DC2) the hydrogen accumulated in the palladium is discharged, in the period five to ten (Li3) corresponds to the delivery of lithium energy that accumulated in (EL1).
- the frequency covered by this device ranges from 400 hertz to 650 hertz.
- the PWM has a range that goes from 10% to 70% in its pulse width, which refers to the state of ignition for power generation.
- the voltage applied to the electrodes is in the range of 12 to 48 volts; Depending on the mm3 of water, the voltage will be applied.
- Water temperature is controlled by radiators and / or humidifiers
- the PH is controlled by the appropriate incorporation of sodium hydroxide into the water
- Pulse width modulation of the applied voltage implies voltage pulses with a duration ranging from 10 microseconds to 50 microseconds over a cycle time period of one second to three seconds.
- the processor is in charge of handling the information obtained from the sensors that detect the physical variables of the water, to perform the control of said physical conditions by means of the actuators.
- Pond corresponding to the cell is filled with distilled water and sodium hydroxide.
- the amount of sodium hydroxide is defined in the processor according to the amount of hydrogen to be generated, thus determining the necessary amperage to apply to the cell.
- the central processing unit automatically, begins the withdrawal of battery power begins to Modulate the voltage in the form of pulses once the system starts producing hydrogen.
- a gas separation chamber with two outlets allows oxygen and hydrogen to be separated.
- the water is recirculated and treated and conditioned to maintain its initial condition and not present color changes and the electrodes are kept clean.
- the generated hydrogen is separated from oxygen and transferred to a storage pond.
- Table 2 The experimental data of temperature, flow for a given voltage and current applied to the electrolysis cell are shown in Table 2. Once the external energy is cut off, the system continues to produce by its internal battery, Lithium-palladium assembly.
- Table 3 shows a series of experiences which change the input variables in volt and ampere. To analyze each case, these variables are multiplied to obtain the Watts of consumption. Then the adjustment is made of the observed amount of hydrogen to take it to industry standard values, which is normally Liters of Hydrogen at 1 bar of pressure, at 0 degrees Celsius, generated by 1 Kw / hour.
- thermodynamics the maximum that can be generated is 280 liters of Hydrogen gas per 1 Kw Hour, being on average the base case that is handled in the industry of 200 liters of Hydrogen gas per Kw hour. Then, in order to generate a larger amount of gas with 1 Kw / hour (last column Table 2), the set of improvements implemented in the present invention is required, which corresponds to the use of pulse width modulation, magnetic resonance, use of the lithium-palladium set, water dielectric control, etc.
- the release of hydrogen should be required from the outside 12 times less energy.
- a decrease of up to 5 times less was verified. The difference lies in the size of the Lithium-Palladium battery installed in the generator tube.
- Figure 3 describes a multilayer lithium-palladium battery that is a variant of the figural battery. This model differs in that the lithium body is divided into multilayers with inverted polarities which multiplies the effect of the battery, estimating an improvement greater than 10% in hydrogen production.
- each Lithium body is composed of six plates of the same material and in turn separated by a sheet of Germanium silicon aluminum (P15) that fulfills the function of diode and where said plates are connected consecutively, and with a different polarity.
- Each of the two lithium bodies begins with an insulating water cap (P1 1), followed by the positively charged lithium (P12) connected to (P08), then another insulator (P12) and ends a negative metallic lithium layer ( P05) thus repeating the structure, In the example of figure 3 it was designed six times.
- connection between the two lithium contacts is through the palladium, however there is an insulating separation between the two batteries in order not to cancel.
- a Kilogram For lithium in multilayers in metallic state a Kilogram has an energy of 1 10 to 160 Kilo watt / hour and a voltage of 1, 8 volt per plate, therefore it is an energy accumulator that reacts with palladium and oxygen, contributing this energy to the system in the rest cycles and charging it in the active cycles taking 20% of the energy per pulse and in the rest cycle it delivers 40%.
- Figure 8 Industrial Design diagram, describes the design of a generation cell that is capable of generating a useful volume for the industry based on the improvements of the present invention tested in the laboratory prototype. Each of these cells can be incorporated into the production line until the desired amount of hydrogen is obtained.
- the geometric shape may vary, and be used in various shapes such as squares, cylinders, rectangles, etc. For this case a multilayer cylindrical figure is described.
- the industrial design proposes that water must circulate through the generator's ducts, breaking the molecules along the way, also allowing their recirculation.
- the negative contact is composed of Ni-Cr (TP1) and one of its faces is bathed in Palladium, the gas separator (TP2) is a magnetized polymer paper that fulfills the function of removing gases according to their polarity, in this position it takes out the hydrogen. Then an ion-oriented magnetic insulator (TP3) is installed, which fulfills the function of attracting gas, the TP4 removes the oxygen thanks to its positive polarity.
- TP5 neutral plate
- the oxygen corridor TP6 is responsible for extracting the oxygen that will subsequently activate the catalyst.
- the electron catalyst (TP7) receives the oxygen to be charged and transferred to activated carbon (TP8).
- Aqueous electrolysis carbon (TP9) maintains the electrical capacity to introduce or remove electrons through the potential differential.
- the plate named (TP10) does the same job as the TP9 but works with the metallic lithium layer (TP1 1). This design is closed by a layer called a container support constructed by a polymer (TP12).
- the C1 connection corresponds to the Hydrogen gas outlet
- the C2 is the Oxygen outlet
- the water flow is made through the C3 and C4 connections. Water enters the cell through C4 and the flooding of the vessels begins, being evacuated by C3.
- the multilayer supports are carried out by connection C5.
- the C6 connector is the communication channel with the PWM that crosses the entire structure. Since the battery is not immersed in water, coal can be used in this design to capture oxygen from the environment and subsequently react with lithium for the internal energy supply to the system.
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Abstract
Description
MÉTODO Y SISTEMA OPTIMIZADO PARA LA GENERACIÓN DE HIDRÓGENO/OXÍGENO A PARTIR DE UN PROCESO DE ELECTROLISIS OPTIMIZED METHOD AND SYSTEM FOR THE GENERATION OF HYDROGEN / OXYGEN FROM AN ELECTROLYSIS PROCESS
MEMORIA DESCRIPTIVA DESCRIPTIVE MEMORY
CAMPO DE APLICACIÓN DE LA INVENCION FIELD OF APPLICATION OF THE INVENTION
La presente invención se refiere a un método y sistema optimizado para la generación de hidrógeno/oxígeno a partir de un proceso de electrólisis. The present invention relates to a method and system optimized for the generation of hydrogen / oxygen from an electrolysis process.
ANTECEDENTES DE LA INVENCION BACKGROUND OF THE INVENTION
La presente invención, se refiere a un método y sistema para la generación de hidrógeno/Oxígeno a partir de la disociación de las moléculas de agua destilada en una celda de electrólisis. Para lograr el objetivo de mejorar el rendimiento en la obtención de Hidrógeno/Oxígeno se requiere controlar las condiciones físicas del electrolito. The present invention relates to a method and system for the generation of hydrogen / oxygen from the dissociation of distilled water molecules in an electrolysis cell. To achieve the objective of improving the yield in obtaining Hydrogen / Oxygen, it is necessary to control the physical conditions of the electrolyte.
A través de sensores de temperatura, pH, presión, etc., se obtienen datos sobre las condiciones físicas del proceso, los cuales son capturados como información por un micro procesador el cual se encarga de procesar dicha información y controlar el proceso de electrólisis. Through sensors of temperature, pH, pressure, etc., data are obtained on the physical conditions of the process, which are captured as information by a microprocessor which is responsible for processing said information and controlling the electrolysis process.
Existen múltiples documentos en los cuales se describe el proceso de obtención de hidrógeno/Oxígeno a partir de la disociación de las moléculas del agua. El documento ES0262033 divulga un aparato para la producción de hidrógeno y oxígeno, por electrólisis del agua, provisto de celdas de disociación del agua de constitución especial, caracterizado porque presenta una disposición de conjunto que afecta a los tubos de desprendimiento de gases en las celdas; tubos colectores y degflemadores; decantadores y enfriadores de gases; válvulas hidráulicas; celdas de electrólisis; cuerpo intermedio refrigerador de electrolito; tubos alimentadores de electrolito y filtros del mismo, adoptando tales elementos cualquier sistema general admitido y empleado en los circuitos de gases. There are multiple documents in which the process of obtaining hydrogen / oxygen from the dissociation of water molecules is described. The document ES0262033 discloses an apparatus for the production of hydrogen and oxygen, by electrolysis of water, provided with water dissociation cells of special constitution, characterized in that it has an assembly arrangement that affects the gas evolution tubes in the cells; collector and deglemer tubes; decanters and gas coolers; hydraulic valves; electrolysis cells; intermediate body electrolyte cooler; electrolyte feeder tubes and filters thereof, such elements adopting any general system admitted and used in the gas circuits.
El documento EP0389263 divulga un sistema de electrólisis de agua con separación de fases y gravedad cero para producción de hidrogeno y oxígeno en forma gaseosa a partir de agua, en donde la salida de hidrogeno, que incluye agua de protones, se lleva primeramente a un separador hidrofílico, o a algún otro tipo de separador preferencial, poroso por fases (como un separador hidrofobico o una combinación de ambos; y después a un separador electroquímico, para la separación del gas de hidrogeno del agua de protones, sin perdida parásita significativa y sin necesidad de ventilación. Los dos separadores pueden agruparse e integrarse con la capa de material hidrofílico del separador hidrofílico, que forma la parte superior del separador electroquímico. El separador electroquímico incluye una membrana solida de polímeros de un fluorocarbono sulfonado intercalado entre dos electrodos de platino (102/103). El hidrogeno separado en la cámara electroquímica, junto con el agua bombeada protónicamente, se vuelve a pasar al separador hidrofílico, mientras que el agua de la que el hidrogeno se ha separado de forma electroquímica se vuelve a llevar (17) bajo una presión relativamente baja a la línea de entrada de alimentación del agua (1 /2) para el módulo de electrólisis, o, si así se desea, directamente a la línea de realimentación de oxigeno a una presión relativamente alta. EP0389263 discloses a water electrolysis system with phase separation and zero gravity for the production of hydrogen and oxygen in gaseous form from water, where the hydrogen outlet, which includes proton water, is first taken to a separator. hydrophilic, or some other type of preferential separator, porous in phases (such as a hydrophobic separator or a combination of both; and then to an electrochemical separator, for the separation of hydrogen gas from proton water, without significant parasite loss and without need The two separators can be grouped and integrated with the hydrophilic layer of the hydrophilic separator, which forms the upper part of the electrochemical separator.The electrochemical separator includes a solid membrane of polymers of a sulfonated fluorocarbon intercalated between two platinum electrodes (102 / 103) .The hydrogen separated in the electrochemical chamber, together with the water pumped protonically, it is passed back to the hydrophilic separator, while the water from which the hydrogen has been separated electrochemically is brought back (17) under a relatively low pressure to the water supply inlet line (1/2) for the electrolysis module, or, if desired, directly to the oxygen feedback line at a relatively high pressure.
El documento ES2294922 divulga un proceso de obtención de energía eléctrica y agua depurada a partir de la electrólisis. El proceso de obtención de energía y agua depurada a partir de la electrólisis que la invención propone consiste en aplicación de energía, en forma de electricidad, que perfectamente puede provenir de energías renovables, al agua a depurar, de manera que se va a provocar un proceso de electrólisis, en el que se va a generar hidrógeno que es acumulado en un compresor-acumulador de hidrógeno. Este hidrógeno acumulado en el compresor es el combustible utilizado en la pila de hidrógeno (6), de donde se obtiene energía eléctrica y agua depurada en forma de vapor de agua. De esta forma se consigue un proceso que aporta un mejor aprovechamiento de la energía. Document ES2294922 discloses a process of obtaining electrical energy and purified water from electrolysis. The process of obtaining energy and purified water from the electrolysis that the invention proposes consists in the application of energy, in the form of electricity, which can perfectly come from renewable energies, to the water to be purified, so that it will cause a electrolysis process, in which hydrogen is to be generated that is accumulated in a hydrogen compressor-accumulator. This hydrogen accumulated in the compressor is the fuel used in the hydrogen stack (6), from which electrical energy and purified water are obtained in the form of water vapor. In this way, a process that provides a better use of energy is achieved.
En ninguno de los documentos del estado de la técnica se describe un método y dispositivo para realizar una electrólisis para la obtención de hidrógeno/Oxígeno, en el cual se utilicen elementos en conjunto como son el Litio y el paladio junto al control específico de las variables físicas del electrolito (agua destilada) para permitir mejorar el rendimiento en la obtención de H/O y mantener el electrolito libre de contaminantes, permitiendo su reutilización en el proceso. None of the documents of the state of the art describe a method and device to perform an electrolysis to obtain hydrogen / oxygen, in which elements such as lithium and palladium are used together with the specific control of the variables of the electrolyte (distilled water) to improve performance in obtaining H / O and keep the electrolyte free of contaminants, allowing its reuse in the process.
RESUMEN DE LA INVENCIÓN SUMMARY OF THE INVENTION
Se describe un sistema y método para la realización de un proceso de electrólisis que permite la obtención de Hidrógeno/Oxígeno a partir de la disociación de la molécula de agua, en donde las condiciones físicas del agua son controladas y mantenidas dentro de rangos específicos para impedir que el agua utilizada como dieléctrico se contamine y pueda ser reutilizada. Además, se utiliza un conjunto litio- Paladio para lograr un rendimiento mejorado en la obtención de H/O a bajos valores de energía externa. A system and method for the realization of an electrolysis process is described that allows the obtaining of Hydrogen / Oxygen from the dissociation of the water molecule, where the physical conditions of the water are controlled and maintained within specific ranges to prevent that the water used as a dielectric is contaminated and can be reused. In addition, a lithium-Palladium assembly is used to achieve improved performance in obtaining H / O at low external energy values.
BREVE DESCRIPCION DE LAS FIGURAS BRIEF DESCRIPTION OF THE FIGURES
La figura 1 .1 , muestra la vista interior del tubo generado o tubo interior, constituido por electrodos de litio y un alambre de paladio. Figure 1 .1 shows the inside view of the generated tube or inner tube, consisting of lithium electrodes and a palladium wire.
La figura 1 .2, muestra la vista exterior del tubo generador y sus perforaciones. Figure 1.2 shows the exterior view of the generator tube and its perforations.
La figura 1 .3, muestra el conjunto tubo interior y exterior. Figure 1.3 shows the inner and outer tube assembly.
La figura 1 .4, muestra representación del interior de la pila y su composición. Figure 1 .4 shows a representation of the inside of the battery and its composition.
La figura 1 .5, muestra los radios del elemento litio y las membranas aislantes tanto en paredes como entre los elementos de litio. Figure 1.5 shows the radii of the lithium element and the insulating membranes both on walls and between the lithium elements.
La figura 1 .6, muestra una vista en corte superior del tubo exterior e interior y su disposición. La figura 2.1 , muestra una vista lateral de una pila generadora grupal (de múltiples tubos) Figure 1 .6 shows a top section view of the outer and inner tube and its arrangement. Figure 2.1 shows a side view of a group generator stack (multi-tube)
La figura 2.2, muestra una vista superior del conjunto de pilas generadoras (pila generadora grupal). Figure 2.2 shows a top view of the generator set (group generator stack).
La figura 2.3, muestra un detalle de los separadores utilizados para centrar cilindro interior y aislar la pila de litio. Figure 2.3 shows a detail of the separators used to center the inner cylinder and isolate the lithium battery.
La figura 2.4, representa un corte de tubo interior y exterior y sus detalles. Figure 2.4 represents an inner and outer tube section and its details.
La figura 3.1 muestra una variación de la pila con multicapas de litio y su conexión a la fuente PWM. Figure 3.1 shows a variation of the lithium multilayer battery and its connection to the PWM source.
La figura 3.2, muestra dimensiones para una realización del tubo interior. Figure 3.2 shows dimensions for an embodiment of the inner tube.
La figura 3.3, muestra dimensión del conjunto de cilindro interior y exterior. Figure 3.3 shows dimension of the inner and outer cylinder assembly.
La figura 3.4, muestra el interior de la pila compuesta por una serie de electrodos de litio. Figure 3.4 shows the inside of the battery composed of a series of lithium electrodes.
La figura 3.5, muestra los radios y las membranas aislantes tanto en paredes como entre litio para una realización de la invención. Figure 3.5 shows the radii and insulating membranes both on walls and between lithium for an embodiment of the invention.
La figura 3.6, muestra un corte del cilindro interior con las dimensiones para una realización de la invención. Figure 3.6 shows a section of the inner cylinder with the dimensions for an embodiment of the invention.
La figura 4, muestra un esquema del ingreso de la energía a las pilas electrolizadoras. La figura 5, muestra un esquema del sistema de monitoreo y acondicionamiento del agua. Figure 4 shows a scheme of the energy entering the electrolyzer batteries. Figure 5 shows a scheme of the water monitoring and conditioning system.
La figura 6, muestra un esquema del sistema de abastecimiento de agua. Figure 6 shows a scheme of the water supply system.
La figura 7, muestra un esquema del sistema de abastecimiento y separación de gas oxígeno y gas hidrógeno. Figure 7 shows a scheme of the oxygen gas and hydrogen gas supply and separation system.
La figura 8.1 , muestras los discos frontales de la columna generadora de un modelo industrial que recoge la experiencia del prototipo de laboratorio. Figure 8.1 shows the front disks of the generating column of an industrial model that gathers the experience of the laboratory prototype.
La figura 8.2, muestra la forma en que se enlazan los discos. Figure 8.2 shows the way in which the discs are linked.
La Figura 8.3 muestra el empaquetamiento de la columna generadora Figure 8.3 shows the packing of the generating column
La figura 8.4, muestra el interior de la columna Figure 8.4 shows the inside of the column
La figura 8.5 muestra la interacción de la columna con las distintas unidades periféricas del sistema. Figure 8.5 shows the interaction of the column with the different peripheral units of the system.
La figura 9, muestra un esquema de la tarjeta microprocesador. Figure 9 shows a scheme of the microprocessor card.
La figura 10, representa un esquema del módulo generador de modulación de ancho de pulso. Figure 10 represents a diagram of the pulse width modulation generator module.
La Figura 1 1 , muestra la tensión aplicada a la celda de electrólisis con modulación por ancho de pulso. DESCRIPCIÓN DETALLADA DE LA INVENCIÓN Figure 1 1 shows the voltage applied to the electrolysis cell with pulse width modulation. DETAILED DESCRIPTION OF THE INVENTION
FUNDAMENTO TEORICO THEORETICAL FOUNDATION
Proceso de Electrólisis Electrolysis Process
Leyes de Faraday Faraday laws
Es la base para la determinación de la eficiencia eléctrica para la separación de la molécula de agua. It is the basis for the determination of the electrical efficiency for the separation of the water molecule.
M_= J_x_t ecuación (1 ) M_ = J_x_t equation (1)
Pe F Pe F
Donde: Where:
M : Masa del Gas (Kg). M: Mass of the Gas (Kg).
Pe : Peso equivalente del electrolito (Kg/Kmol). Pe: Equivalent weight of the electrolyte (Kg / Kmol).
I : Corriente eléctrica (A). t : Tiempo (s). I: Electric current (A). t: Time (s).
F : Constante de Faraday 9,65x10 exp7 (c/Kmol). F: Faraday constant 9.65x10 exp7 (c / Kmol).
Todos los cambios químicos implican una reagrupación o reajuste de los electrones en las sustancias que reaccionan; por eso puede decirse que dichos cambios son de carácter eléctrico. Aunque esta ecuación (1 ) puede ser expresada en razón del flujo másico del gas que se va a obtener. All chemical changes involve a regrouping or readjustment of electrons in the substances that react; That is why it can be said that these changes are of an electrical nature. Although this equation (1) can be expressed because of the mass flow of the gas to be obtained.
M = l /F x Pe Donde: M = l / F x Pe Where:
M : Flujo másico del GAS (Kg/s). M: Mass flow of GAS (Kg / s).
Pe: Peso equivalente del electrolito (Kg/Kmol). Pe: Equivalent weight of the electrolyte (Kg / Kmol).
I : Corriente eléctrica (A). I: Electric current (A).
F : Constante de Faraday 9,65x10 exp7 (c/Kmol). F: Faraday constant 9.65x10 exp7 (c / Kmol).
M = ( V / ( RxF) ) x Pe M = (V / (RxF)) x Pe
Donde: Where:
V : Voltaje aplicado en el electrolito (V). V: Voltage applied to the electrolyte (V).
R : Resistencia del electrolito (Ohms). A: Electrolyte resistance (Ohms).
Ley de Ohms aplicada Ohms law applied
Esta Ley permite calcular todas las pérdidas y resistencia que existen en el sistema llámese agua, acero, o cualquier otro material. La tensión E, que existe entre los extremos de un conductor de la resistencia eléctrica R por el cual fluye una corriente de intensidad I, está relacionada con la resistencia y la intensidad, por la siguiente expresión: This Law allows to calculate all the losses and resistance that exist in the system, call it water, steel, or any other material. The voltage E, which exists between the ends of a conductor of the electrical resistance R through which a current of intensity I flows, is related to the resistance and the intensity, by the following expression:
La resistencia eléctrica R del conductor depende de su sección s de longitud I (cm) además de su resistencia específica, p (_) y es precisamente: fl = p * ( l / S ) La resistencia específica representa una característica del material que se define por la resistencia de un cubo de 1 cm de lado de la sustancia correspondiente, cuando por toda sección de este fluye uniformemente una corriente eléctrica en dirección perpendicular a dos caras opuestas. En un conductor (hilo metálico) de sección uniforme, S (cm2) y de longitud L (cm) se puede calcular sencillamente p a partir de la caída de potencial E (V) que produce entre sus extremos la intensidad de corriente I (A). Se obtiene entonces a partir de los valores particulares medidos: p = (S * E) / (L * I) The electrical resistance R of the conductor depends on its section s of length I (cm) in addition to its specific resistance, p (_) and is precisely: fl = p * (l / S) The specific resistance represents a characteristic of the material that is defined by the resistance of a 1 cm cube on the side of the corresponding substance, when an electric current flows uniformly in every direction of this section perpendicular to two opposite faces. In a conductor (metallic wire) of uniform section, S (cm 2 ) and of length L (cm) it can be simply calculated from the potential drop E (V) that produces current intensity I (A between its ends) ). It is then obtained from the particular measured values: p = (S * E) / (L * I)
Todos los metales puros tienen, por consiguiente, un coeficiente de temperatura de la resistencia positivo, es decir, su resistencia aumenta siempre al elevarse su temperatura, sucede lo mismo, en general en las aleaciones. Es nuestro caso en el diseño de mantener por debajo de una temperatura estable la cual mantendrá estable la resistencia de los electrodos. All pure metals have, therefore, a temperature coefficient of the positive resistance, that is, their resistance always increases as their temperature rises, the same happens, generally in alloys. It is our case in the design of keeping below a stable temperature which will keep the resistance of the electrodes stable.
En vez de la resistencia específica se opera frecuentemente con la magnitud recíproca, la conductividad específica, κ: Instead of the specific resistance, it is frequently operated with the reciprocal magnitude, the specific conductivity, κ:
K = 1 / p K = 1 / p
La ley de Ohm se verifica sin limitaciones en los conductores metálicos. FEM: Ohm's law is verified without limitations on metallic conductors. FEM:
Es la magnitud que determina la energía necesaria para mover una unidad de carga (sea cual sea la unidad que hayamos elegido para medirla) entre dos puntos o regiones del espacio entre las cuales haya que mover a dicha carga. En esta ocasión la formula permite calcular el diferencial de potencia entre el litio y la electrólisis, obteniendo el máximo voltaje de los vasos. It is the magnitude that determines the energy needed to move a unit of charge (whatever unit we have chosen to measure it) between two points or regions of the space between which it is necessary to move to said load. On this occasion the formula allows to calculate the power differential between lithium and electrolysis, obtaining the maximum voltage of the vessels.
La fuerza electromotriz E, en un circuito cerrado se encarga de establecer una diferencia de potencial con lo cual se crea corriente en un circuito, donde su origen se encuentra a partir de un campo eléctrico no conmutativo denominado campo electromotor Em. The electromotive force E, in a closed circuit is responsible for establishing a potential difference whereby current is created in a circuit, where its origin is from a non-commutative electric field called Emomomotor field.
En un circuito las cargas siempre navegan de mayor o menor potencial pero al pasar por la fuente de fuerza electromotriz o FEM son impulsadas de un potencial menor a uno mayor. El valor de la FEM (E) está expresado en voltios y nos indica el potencial entre el polo positivo (+) de la batería con respecto al negativo (-). In a circuit, the loads always navigate with greater or lesser potential, but when they pass through the source of electromotive force or EMF, they are driven from a smaller potential to a greater one. The value of the EMF (E) is expressed in volts and indicates the potential between the positive (+) pole of the battery with respect to the negative (-).
Energía Eléctrica. Electric power.
El conocimiento de la FEM es indispensable cuando se trata de deducir de ella la máxima energía eléctrica que puede suministrar una fuente de corriente. En el flujo ó circulación, de una corriente de intensidad I amperios por un hilo de resistencia R ohmios, se transforma la energía eléctrica en calor. En los extremos del cable, durante este flujo de corriente, existe, con arreglo a la ley de Ohm, la diferencia de potencial The knowledge of the EMF is indispensable when it comes to deducing from it the maximum electrical energy that a current source can supply. In the flow or circulation, of a current of intensity I amps by a resistance wire R ohms, the electrical energy is transformed into heat. At the ends of the cable, during this current flow, there is, according to Ohm's law, the potential difference
E = I · R. E = I · R.
Si la corriente fluye durante t en segundos, se calcula la energía tomada o absorbida por el cable, y cedida en forma de calor, por: A = E x I x t en el sistema de unidades prácticas Se obtendría una cantidad de energía correspondiente en forma de energía mecánica cuando la de cantidad de electricidad I · t, utilizando las fuerzas de atracción eléctrica, fuera transportada por un conductor a otro cuyo potencial fuera E voltios más bajo. If the current flows for t in seconds, the energy taken or absorbed by the cable, and transferred in the form of heat, is calculated by: A = E x I xt in the system of practical units A corresponding amount of energy would be obtained in the form of mechanical energy when the amount of electricity I · t, using the forces of electrical attraction, was transported by one conductor to another whose potential was E volts lower.
La unidad práctica, de potencia eléctrica (energía/s.), de las dimensiones: amperio - voltio, se ha designado por 1 vatio y, de modo correspondiente, a la de energía eléctrica de las dimensiones: amperio - voltio · segundo, con la que se mide la cantidad de trabajo antes indicada, por 1 vatio segundo. The practical unit, of electrical power (energy / s.), Of the dimensions: ampere - volt, has been designated by 1 watt and, correspondingly, to that of electrical energy of the dimensions: ampere - volt · second, with which measures the amount of work indicated above, for 1 watt second.
La energía máxima que puede suministrar una fuente de corriente viene dada por ello por el producto de su FEM y la cantidad de electricidad máxima que puede entregar, I · t, o sea: The maximum energy that a current source can supply is therefore given by the product of its EMF and the maximum amount of electricity it can deliver, I · t, that is:
Determinación del voltaje mínimo para iniciar la electrólisis. La reacción de descomposición del agua para dar hidrógeno y oxígeno gaseosos no se produce de manera espontánea, sino que es necesario aplicar una energía correspondiente al cambio de energía libre de Gibbs, que en condiciones estándar toma el valor: Determination of the minimum voltage to start electrolysis. The reaction of decomposition of water to give hydrogen and gaseous oxygen does not occur spontaneously, but it is necessary to apply an energy corresponding to the free energy change of Gibbs, which in standard conditions takes the value:
2H2O _^ 2H + O2 AG=+474,4 Kj/Kmol Por tanto, la ruptura de la molécula de agua por vía electroquímica requiere aplicar un potencial eléctrico mínimo en la celda electrolítica (EeqUiiibrio) para vencer el valor de ΔΘ en unas condiciones dadas. El potencial de celda necesario se relaciona con la energía libre de Gibbs mediante la siguiente ecuación: AG = rimol X F X Eequilibrio 2H2O _ ^ 2H + O2 AG = + 474.4 Kj / Kmol Therefore, the breakdown of the water molecule by electrochemical route requires applying a minimum electrical potential in the electrolytic cell (E eqU iiibrio) to overcome the value of ΔΘ in given conditions. The necessary cell potential is related to the Gibbs free energy by the following equation: AG = XFX Mascara Equilibrium
En la presente invención, el potencial eléctrico aplicado por una fuente externa genera un flujo de electrones desde el electrodo positivo (ánodo) hacia el electrodo negativo (cátodo). Después de iniciado el flujo de electrones, el control de eficiencia de consumo energético es controlado y proporcionado por medio del sistema PWM. In the present invention, the electrical potential applied by an external source generates a flow of electrons from the positive electrode (anode) to the negative electrode (cathode). After the flow of electrons has started, the energy consumption efficiency control is controlled and provided by means of the PWM system.
La reacción de reducción en la que una especie química gana electrones se produce por tanto en el cátodo, mientras que la reacción de oxidación con pérdida de electrones por parte de un elemento se produce en el ánodo. The reduction reaction in which a chemical species gains electrons therefore occurs in the cathode, while the oxidation reaction with loss of electrons by an element occurs in the anode.
Para mantener el balance de cargas en el sistema es necesario que exista también un transporte electrónico dentro de la celda electrolítica. Dicho transporte se consigue mediante la introducción de un electrolito que aporta al medio de reacción iones cargados positiva y negativamente los electrodos. To maintain the balance of charges in the system it is necessary that there is also an electronic transport within the electrolytic cell. Saying Transport is achieved by introducing an electrolyte that provides positively and negatively charged ions to the reaction medium.
Los aniones transportan las cargas eléctricas negativas hacia el ánodo y los cationes transportan las cargas eléctricas positivas hacia el cátodo, completando de esta forma el circuito de corriente eléctrica. Finalmente la celda electrolítica suele constar de un diafragma que separa los productos de la reacción redox, para evitar su posible recombinación. The anions transport the negative electrical charges to the anode and the cations transport the positive electrical charges to the cathode, thus completing the electrical current circuit. Finally, the electrolytic cell usually consists of a diaphragm that separates the products of the redox reaction, to avoid its possible recombination.
En el caso de la electrólisis de agua generalmente se adiciona una base que actúa como electrolito y proporciona al medio de reacción los iones necesarios para aumentar la conductividad del medio. In the case of water electrolysis, a base that acts as an electrolyte is usually added and provides the reaction medium with the necessary ions to increase the conductivity of the medium.
En medio alcalino, las reacciones que se producen en ambos electrodos son: In alkaline medium, the reactions that occur in both electrodes are:
Ánodo (Oxidación): Anode (Oxidation):
4 OH ~→ O2 + 2H2O + 4 e- EQ = - 0,40 Volts 4 OH ~ → O2 + 2H2O + 4 e- E Q = - 0.40 Volts
Cátado (reducción) Catado (reduction)
4H2O + 4 e → 2H2 + 4OH EQ = - 0,83 Volts. 4H2O + 4 e → 2H2 + 4OH E Q = - 0.83 Volts.
Reacción Global: Global reaction:
2H2O → 2H2 + O2 EQ = - 1 ,23 Volts. 2H2O → 2H2 + O2 E Q = - 1, 23 Volts.
Voltaje total necesario para iniciar la electrólisis. Total voltage needed to start electrolysis.
El voltaje de una celda electrolítica es la diferencia de potencial (en voltios) entre los dos electrodos extremos. Dicho potencial unitario de celda (ECeida) debe alcanzar un valor mínimo para producir la reacción, que resulta de la suma de varias contribuciones: The voltage of an electrolytic cell is the potential difference (in volts) between the two extreme electrodes. Said unit cell potential (E C eida) must reach a minimum value to produce the reaction, which results from the sum of several contributions:
Ecerda = Eequilibrio + Π Ecerda = E e balance + Π
Donde: Where:
η = He + Ha + ηΩ + η s¡st. η = He + Ha + ηΩ + η s¡st.
EQ equilibrio = - 0,83 volts + (-0,40) Volts = -1 ,23 Volts. η (Sobre voltaje): El sobre voltaje se define como la diferencia entre el potencial al que transcurre una reacción electroquímica y el potencial de equilibrio de la misma. Este voltaje adicional que es necesario aplicar a la celda electrolítica para que se produzca la reacción resulta de la suma de las distintas resistencias eléctricas que oponen los componentes del sistema: E Q equilibrium = - 0.83 volts + (-0.40) Volts = -1, 23 Volts. η (Over voltage): The over voltage is defined as the difference between the potential at which an electrochemical reaction takes place and its equilibrium potential. This additional voltage that is necessary to apply to the electrolytic cell for the reaction to occur results from the sum of the different electrical resistors that oppose the system components:
r|c: Sobretensión catódica. Es la sobretensión que existe en el cátodo a la reacción catódica de formación de hidrógeno gas. r | c: Cathodic overvoltage. It is the overvoltage that exists in the cathode to the cathodic reaction of hydrogen gas formation.
Ha: Sobretensión anódica. Es la sobretensión que existe en el ánodo a la reacción de formación de oxígeno gas. Ha: Anodic overvoltage. It is the overvoltage that exists in the anode to the reaction of oxygen gas formation.
η_: Es la caída de tensión en el electrolito por efecto de la resistividad que presenta la disolución. η_: It is the voltage drop in the electrolyte due to the resistivity of the solution.
nsist: Representa la caída de potencial a través del resto de sistema, tal como el diafragma, los cables conductores de electricidad, etc. nsist: Represents the potential drop across the rest of the system, such as the diaphragm, the power cables, etc.
En el caso de la electrólisis del agua valores típicos de sobrevoltaje en electrolizadores darían una estimación del voltaje unitario de la celda de:In the case of water electrolysis, typical overvoltage values in electrolysers they would give an estimate of the unit voltage of the cell of:
EQcerda = EQequilibr¡o + T\C + Γ\Ά + ηΩ + η SÍSt. E Q sow = E Q balance + T \ C + Γ \ Ά + ηΩ + η SÍSt.
Encelda = - (1 ,23 + 0,30 + 0,30 + 0,25 + 0,1 1 ) = -2,19V Por otra parte, la magnitud de estos sobrevoltajes va a depender de diversos factores que determinarán el funcionamiento del equipo: naturaleza química de sus componentes (electrodos, electrolito, diafragma, etc.), dimensiones y geometría de los mismos, condiciones de operación (temperatura y presión), presencia de impurezas o depósitos y, fundamentalmente, de la intensidad de corriente eléctrica suministrada. Encelda = - (1, 23 + 0.30 + 0.30 + 0.25 + 0.1 1) = -2.19V On the other hand, the magnitude of these overvoltages will depend on various factors that will determine the operation of the equipment: chemical nature of its components (electrodes, electrolyte, diaphragm, etc.), their dimensions and geometry, operating conditions (temperature and pressure), presence of impurities or deposits and, fundamentally, of the intensity of electric current supplied .
Ecuación de Equilibrio Equation of Balance
Esta ecuación es útil para realizar el balance de ganancia energética entre la proveniente del exterior versus la interior. This equation is useful to perform the balance of energy gain between outside and inside.
Ti W elect E celda I circuito 7 n e F Ti W elect E cell I circuit 7 n e F
específico _ Ty /† ~ T /r¡ F ~ equilibrio speci i co _ Ty / † ~ T / r¡ F ~ balance
prod consumida e I E prod consumed and I E
SISTEMA SYSTEM
El sistema de la presente invención consiste en una celda de electrólisis compuesta básicamente de los siguientes elementos: The system of the present invention consists of an electrolysis cell consisting basically of the following elements:
- Un tubo interior de acero inoxidable con cribas para facilitar la salida del gas (tubo generador), el cual cumple la función de cátodo en el proceso de electrólisis (cátodo). - An inner stainless steel tube with screens to facilitate the exit of the gas (generator tube), which fulfills the function of cathode in the electrolysis process (cathode).
El tubo interior contiene dos contactos de litio unidos por un alambre de Paladio (Pila), usado este último como concentrador de Hidrógeno. Este conjunto Litio-Paladio es denominado "conjunto Híbrido" debido a que cambia su polaridad durante el proceso de la electrólisis. La pila debe contener Paladio ya sea en forma de alambre, bañado en un cuerpo físico y/o de diversas geometrías que lo contenga o formen. El litio puede estar presente como cuerpo metálico, multifibras, multicapa o cualquier cuerpo geométrico que lo contenga y participe como actor energético. The inner tube contains two lithium contacts joined by a Palladium (Battery) wire, the latter used as a hydrogen concentrator. This Lithium-Palladium set is called the "Hybrid set" because it changes its polarity during the electrolysis process. The battery must contain Palladium either in the form of wire, bathed in a physical body and / or of various geometries that contain or form it. Lithium can be present as a metallic body, multifibers, multilayer or any geometric body that contains it and participates as an energy actor.
- Una coraza de acero inoxidable en forma de tubo exterior que en su interior contiene al tubo interior y los electrodos (pila). - A stainless steel shell in the form of an outer tube that inside contains the inner tube and the electrodes (battery).
La figura 1 .6 describe la disposición de los tubos interior y exterior, donde en una de las posibles ejecuciones de la invención se tiene que en el espacio generado entre los dos tubos (4mm) se instalan guías de teflón de polímero de alta resistencia, cuyas dimensiones son 300mm de largo, 5 mm de ancho y 4mm de espesor y se encuentran ubicadas a los 0, 90,180 y 270 grados. Estas huinchas tienen una aislación resistiva de 500 Mega Ohm y evitan que ambos tubos entren en contacto. Figure 1 .6 describes the arrangement of the inner and outer tubes, where in one of the possible embodiments of the invention there is that in the space generated between the two tubes (4mm) high resistance polymer Teflon guides are installed, whose dimensions are 300mm long, 5mm wide and 4mm thick and are located at 0, 90,180 and 270 degrees. These huinchas have a 500 Mega Ohm resistive insulation and prevent both tubes from coming into contact.
El conjunto híbrido (litio/Paladio) es ubicado dentro del tubo interior o tubo generador (cátodo) y el cual a su vez es ubicado al interior de la carcasa o tubo exterior que contiene los electrodos (ánodo 2). The hybrid assembly (lithium / Palladium) is located inside the inner tube or generator tube (cathode) and which in turn is located inside the housing or outer tube containing the electrodes (anode 2).
El tubo interior consiste en un cilindro de acero (316 L), que posee un aislante resistente a altas temperaturas (Papel polímero de alta temperatura y alta resistencia de aislante eléctrico) con perforaciones para que exista contacto eléctrico entre el litio y metal (acero). El litio se utiliza como aportador y acumulador de electrones, que al momento de activar la electrólisis viajan de positivo a negativo, permitiendo aportar transferencia energética actuando como una pila. Esta reacción se produce gracias al balance energético, ya que el litio aporta su energía cuando la energía externa que es aplicada a la electrólisis es apagada. The inner tube consists of a steel cylinder (316 L), which has a high temperature resistant insulator (High temperature polymer paper and high resistance electrical insulator) with perforations so that there is electrical contact between lithium and metal (steel). Lithium is used as an electron accumulator and accumulator, which at the time of activating electrolysis travels from positive to negative, allowing energy transfer to act as a battery. This reaction occurs thanks to the energy balance, since lithium provides its energy when the external energy that is applied to the electrolysis is turned off.
La forma de recuperación y carga del litio se lleva a cabo cuando a la celda de electrólisis le es aplicada energía externa mediante Modulación por Ancho de Pulso (PWM), recuperando la energía disipada que no fue aprovechada en el electrolizador. Una vez que el litio toma esas cargas, este se convierte en una batería que entrega corriente continua al proceso, aumentando la eficiencia en la producción de H/O. The form of recovery and charge of lithium is carried out when external energy is applied to the electrolysis cell by Pulse Width Modulation (PWM), recovering the dissipated energy that was not used in the electrolyzer. Once the lithium takes these charges, it becomes a battery that delivers continuous current to the process, increasing the efficiency in the production of H / O.
El litio se encuentra conectado física y eléctricamente con el paladio y estos además con el cátodo y ánodo a través del electrolito, formando una micro batería o pila. Lithium is physically and electrically connected with palladium and these also with the cathode and anode through the electrolyte, forming a micro battery or battery.
Al inicio del proceso se aplica energía externa al sistema, y el conjunto híbrido tiene una polaridad negativa, de esta forma los átomos de hidrógeno son atraídos por el paladio. Al detener la energía externa el conjunto híbrido cambia de polaridad pasando a ser positivo y provocando la expulsión de los átomos de hidrógeno capturados y atrapando oxígeno. La batería de litio se encuentra aislada del agua envuelta en un polímero de alta temperatura, del cual salen dos cables uno conectado al paladio y el otro al tubo interior. El paladio es quien permite realizar la conectividad eléctrica desde el cátodo del litio y la reacción ocurre al interior de este, cuya energía se transmite al tubo interior para aportar al proceso de generación. At the beginning of the process, external energy is applied to the system, and the hybrid set has a negative polarity, in this way hydrogen atoms are attracted to palladium. By stopping the external energy the hybrid set changes polarity becoming positive and causing the expulsion of the captured hydrogen atoms and trapping oxygen. The lithium battery is isolated from the water wrapped in a high temperature polymer, from which two wires come out, one connected to the palladium and the other to the inner tube. The palladium is the one that allows to realize the electrical connectivity from the cathode of the lithium and the reaction occurs to the interior of this one, whose energy is transmitted to the inner tube to contribute to the generation process.
Al momento de aplicar energía externa al sistema o celda de electrólisis, el Litio se encuentra en reposo y recepciona energía debido a su diferencial de potencial de ionización. When applying external energy to the electrolysis system or cell, Lithium is at rest and receives energy due to its ionization potential differential.
Al momento de detener la aplicación de energía externa a la celda de electrólisis, la batería de litio tiene una diferencia de potencial mayor y libera la energía almacenada a la celda de electrólisis. Upon stopping the application of external energy to the electrolysis cell, the lithium battery has a greater potential difference and releases the stored energy to the electrolysis cell.
El cátodo y ánodo de acero inoxidable pueden ser tubos de diferentes diámetros, planchas o cintas multifibras de cualquier geometría. El acero puede ser bañado en plata para disminuir la oxidación. The cathode and anode of stainless steel can be tubes of different diameters, plates or multi-fiber tapes of any geometry. Steel can be silver plated to reduce oxidation.
Para iniciar el proceso de electrólisis, se aplica una tensión externa de partida de 12V, que dependiendo de la escala del sistema puede llegar a ser de 300V, entre el ánodo y el cátodo de la celda, en donde la tensión positiva es aplicada al ánodo (coraza acero inoxidable/ ánodo 1 ) y una tensión negativa al tubo generador o tubo interior (cátodo). To start the electrolysis process, an external starting voltage of 12V is applied, which depending on the scale of the system can reach 300V, between the anode and the cathode of the cell, where the positive voltage is applied to the anode (stainless steel shell / anode 1) and a negative tension to the generator tube or inner tube (cathode).
La aplicación de la tensión externa hace que las moléculas de agua se disocien generando oxígeno e hidrógeno. El hidrógeno liberado es recibido y estabilizado en el Paladio en parejas de átomos. Los átomos de hidrógeno liberados identifican al paladio como núcleo, teniendo la capacidad de enlazarse dos parejas de átomos de hidrógeno con un núcleo de litio. Es decir, a cada núcleo de paladio se enlazan 4 átomos de hidrógeno. The application of external tension causes the water molecules to dissociate generating oxygen and hydrogen. The hydrogen released is received and stabilized in palladium in pairs of atoms. The released hydrogen atoms identify palladium as the nucleus, having the ability to bind two pairs of hydrogen atoms with a lithium nucleus. That is, 4 hydrogen atoms are linked to each palladium core.
Los átomos de hidrógeno capturados y acumulados por el Paladio son liberados posteriormente al interior del tubo generador. The hydrogen atoms captured and accumulated by palladium are subsequently released into the generator tube.
Por otro lado, los átomos de oxígeno se adhieren a la parte exterior del tubo generador. Conductos ubicados en la parte superior de la carcaza exterior permiten la separación , captura y almacenamiento del hidrogeno y oxígeno para su posterior utilización. On the other hand, oxygen atoms adhere to the outside of the generator tube. Ducts located at the top of the outer shell allow the separation, capture and storage of hydrogen and oxygen for later use.
Para lograr un resultado mejorado de obtención de hidrógeno, las condiciones físicas del agua que se utiliza en el proceso de electrólisis deben ser controladas de manera muy severa, por lo que se hace necesario realizar un monitoreo exigente de parámetros tales como acidez y temperatura, los cuales deben estar dentro de un rango específico de valores, los cuales serán definidos más adelante. To achieve an improved result of obtaining hydrogen, the physical conditions of the water used in the electrolysis process must be controlled very severely, so it is necessary to perform a demanding monitoring of parameters such as acidity and temperature, the which must be within a specific range of values, which will be defined later.
Dicho control de las condiciones físicas del agua que intervienen en el proceso de electrólisis permite optimizar la generación de hidrógeno, sin producir choques de partículas o uso excesivo de energía, con la finalidad de saturar en producción (hidrógeno y oxígeno). Said control of the physical conditions of the water involved in the electrolysis process allows the generation of hydrogen to be optimized, without producing particle shocks or excessive energy use, in order to saturate production (hydrogen and oxygen).
Para mantener la temperatura del agua de la electrólisis en los rangos deseados se utilizan elementos externos como un sensor de temperatura para la identificación de ésta, siendo el enfriador (radiador) el responsable de disminuirla, para posteriormente para ser inyectada nuevamente al proceso To maintain the electrolysis water temperature in the desired ranges external elements are used as a sensor temperature for the identification of this, being the cooler (radiator) responsible for reducing it, and then to be injected back into the process
El otro parámetro que permite estabilizar las condiciones físicas del agua es la acidez. Mantener controlado el pH del agua evita su "rompimiento" o "fractura", ya que es parte del proceso que ésta no se sature en ionización, corriente o acidez. Para cumplir con lo antes expuesto, se debe mantener el pH en un rango de 7,07 hasta 8,8, tal que la resistencia eléctrica del agua permanezca entre los 22 a 37 ohm. Es decir, el pH del agua se analiza como una resistencia ó dieléctrico. The other parameter that stabilizes the physical conditions of water is acidity. Keeping the pH of the water in check prevents its "breakage" or "fracture", since it is part of the process that does not saturate in ionization, current or acidity. To comply with the above, the pH must be maintained in a range of 7.07 to 8.8, so that the electrical resistance of the water remains between 22 to 37 ohm. That is, the pH of the water is analyzed as a resistance or dielectric.
Para lograr la estabilización del agua en el proceso de electrólisis, se aplican los conceptos de las teorías de Meyer y las corrientes frías. To achieve water stabilization in the electrolysis process, the concepts of Meyer's theories and cold currents are applied.
Stanley Meyer describe usar una alimentación de forma electromagnética que sintoniza la emisión de señales con un sistema oscilador encargado de liberar el hidrógeno que se encuentra en el paladio, basado en pulsos eléctricos. Stanley Meyer describes using an electromagnetic power supply that tunes the emission of signals with an oscillating system responsible for releasing the hydrogen found in palladium, based on electrical pulses.
Este proceso tiene la particularidad de permitir generar hidrógeno en forma rápida y armoniosa, sin producir choques moleculares y sólo con la energía necesaria. This process has the peculiarity of allowing hydrogen to be generated quickly and harmoniously, without producing molecular shocks and only with the necessary energy.
La definición de corrientes frías consiste en el manejo de las corrientes mínimas para generar máxima energía (liberación de hidrógeno y oxígeno). Esto introduce el concepto de PWM (Modulación por Ancho de Pulso), el cual se aplica al proceso según la cantidad de agua, acidez y temperatura necesarias para la óptima producción de hidrógeno y de acuerdo a los requerimientos de cantidad, que debe ser generado por la celda electrolizadora. The definition of cold currents is the management of minimum currents to generate maximum energy (hydrogen and oxygen release). This introduces the concept of PWM (Width Modulation of Pulse), which is applied to the process according to the amount of water, acidity and temperature necessary for optimal hydrogen production and according to the quantity requirements, which must be generated by the electrolyzer cell.
A continuación se desarrolla un ejemplo comparativo de los requerimientos de energía en un proceso de electrólisis tradicional versus un proceso de electrólisis de acuerdo a la presente invención. A comparative example of the energy requirements in a traditional electrolysis process versus an electrolysis process according to the present invention is developed below.
Ejemplo 1 . Example 1 .
La resistencia eléctrica del Agua en un proceso normal es de 5 a 10 ohm en 1 mm3 en agua sin tratamiento (puede ser agua de mar) ó de 100 a 500 K ohms en agua desmineralizada. The electrical resistance of the Water in a normal process is 5 to 10 ohm in 1 mm 3 in untreated water (it can be seawater) or 100 to 500 K ohms in demineralized water.
De acuerdo a las condiciones de monitoreo exigidas para el proceso de electrólisis mejorado de la presente invención se debe mantener la resistencia eléctrica del agua entre 22 a 37 ohm por mm3. According to the monitoring conditions required for the improved electrolysis process of the present invention, the electrical resistance of the water must be maintained between 22 to 37 ohm per mm 3 .
En estos rangos de consumo de corriente se evita la evaporación del agua; ya que al salirse de estos rangos se consume mas energía y mas agua. In these ranges of current consumption, water evaporation is avoided; since leaving these ranges consume more energy and more water.
Si se aplican 12 volts entre el ánodo y cátodo, el valor de corriente a circular por el agua es: If 12 volts are applied between the anode and cathode, the current value to be circulated through the water is:
Caso normal: IN = 12 volt / 5 ohm = 2,4 A Normal case: IN = 12 volt / 5 ohm = 2.4 A
Caso Mejorado: lM = 12 volt / 22 ohm = 0,5 A Enhanced Case: l M = 12 volt / 22 ohm = 0.5 A
Es decir, mediante el monitoreo y control de la resistencia eléctrica del agua, para un mismo voltaje aplicado, se tiene que la corriente en el caso mejorado (IM) es 4,8 veces menor que la corriente en el caso normal (IN). That is, by monitoring and controlling the electrical resistance of water, for the same voltage applied, the current must be applied in the case Improved (IM) is 4.8 times lower than the current in the normal case (IN).
Aporte del Litio Lithium Contribution
El litio tiene la particularidad de utilizar el 78% de la energía total, es decir, Lithium has the peculiarity of using 78% of the total energy, that is,
IM = 0,5 A x 0,78 = 0,39 A IM = 0.5 A x 0.78 = 0.39 A
Aporte del Paladio Palladium Contribution
Se utiliza paladio por su capacidad de almacenar Hidrógeno ( H4 ) y su reacción con el Litio y Oxigeno. Palladium is used for its ability to store Hydrogen (H 4 ) and its reaction with Lithium and Oxygen.
El paladio en forma de alambre se conecta por un extremo al litio, y por el otro extremo se conecta al aislante. Bajo las mismas condiciones de energía aplicada a la electrólisis, en el caso mejorado, se obtiene el doble de átomos de hidrógeno. Por lo tanto, podemos inferir que en el proceso mejorado se logra obtener la misma cantidad de átomos de hidrógeno que en el proceso normal utilizando la mitad de la corriente eléctrica. lM = 0,39 A / 2 = 0,195 A The palladium in the form of wire is connected at one end to lithium, and at the other end it is connected to the insulator. Under the same conditions of energy applied to electrolysis, in the improved case, twice as many hydrogen atoms are obtained. Therefore, we can infer that in the improved process it is possible to obtain the same amount of hydrogen atoms as in the normal process using half of the electric current. l M = 0.39 A / 2 = 0.195 A
Es decir, una vez controladas las condiciones físicas del agua (PH, Temperatura) para lograr una resistencia eléctrica en el rango de 22 a 37 ohm, el proceso de la presente invención puede obtener una razón entre la energía requerida en una electrólisis normal y la mejorada del presente desarrollo. That is, once the physical conditions of the water (PH, Temperature) are controlled to achieve an electrical resistance in the range of 22 to 37 ohm, the process of the present invention can obtain a ratio between the energy required in a normal electrolysis and the Improved present development.
Caso Base : 2,4 Amp Base Case: 2.4 Amp
Caso Mejorado de acuerdo a la invención: 0,195 Amp. Es decir, el sistema mejorado en teoría utiliza 12 veces menos potencia para generar la misma cantidad de Hidrógeno. Enhanced Case according to the invention: 0.195 Amp. That is, the system improved in theory uses 12 times less power to generate the same amount of hydrogen.
Electrolito Electrolyte
El electrolito consiste en la solución de agua destilada e hidróxido de sodio, donde este último es el que mantiene el dieléctrico del agua (electrolito) permitiendo controlar la resistencia eléctrica de ésta, en razón de 1 Litro de agua a 10ml de Hidróxido de sodio. The electrolyte consists of the solution of distilled water and sodium hydroxide, where the latter is the one that maintains the dielectric of the water (electrolyte) allowing it to control its electrical resistance, in the ratio of 1 Liter of water to 10ml of sodium hydroxide.
La importancia de este concepto, es fundamental al momento de unificar el electrolizador con el agua, ya que puede funcionar en forma estable en la separación de oxígeno e hidrógeno, siendo uno de los factores importantes para la separación de partículas. The importance of this concept is essential when unifying the electrolyzer with water, since it can function stably in the separation of oxygen and hydrogen, being one of the important factors for the separation of particles.
Según la teoría iónica, las moléculas de los electrólitos están parcial o totalmente disociadas en partículas cargadas o iones, siendo la carga de cada equivalente gramo igual a la constante de Faraday, de 96500 culombios. According to the ionic theory, the electrolyte molecules are partially or totally dissociated into charged particles or ions, the charge of each gram equivalent being equal to the Faraday constant of 96500 coulombs.
Teoría Iónica Ionic Theory
Las moléculas del cloruro sódico disuelto se componen, en gran parte de cationes de sodio cargados positivamente, indicados al principio por el símbolo Na ahora, usualmente, (Na+), y un, número igual de aniones de cloro cargados negativamente, indicados por Cl o por Cl- ; mientras que el sulfato sódico disuelto se compone, análogamente, de cationes de sodio y la mitad de su número de aniones sulfato bivalente. The dissolved sodium chloride molecules are composed, largely of positively charged sodium cations, indicated at the beginning by the symbol Na now, usually, (Na +), and an equal number of negatively charged chlorine anions, indicated by Cl or by Cl-; while dissolved sodium sulfate is similarly composed of sodium cations and half of its number of bivalent sulfate anions.
La carga de 23 g de ion sodio es de 96500 culombios de electricidad positiva, mientras que 35,5 g de ion cloro o 48 g de ion sulfato llevan una carga negativa similar. Lo que, en un tiempo, fue probablemente la dificultad más seria presentada la teoría iónica, ha sido resuelto por las teorías modernas de la estructura atómica. The charge of 23 g of sodium ion is 96500 coulombs of positive electricity, while 35.5 g of chlorine ion or 48 g of sulfate ion carry a similar negative charge. What, at one time, was probably the most serious difficulty presented by ionic theory, has been solved by modern theories of atomic structure.
MODULACION DE ANCHO DE PULSO (PWM) PULSE WIDTH MODULATION (PWM)
La modulación por ancho de pulso (PWM) aplicada a los electrodos, conjunto litio-paladio y tubo interior, tiene una doble funcionalidad de control, ya que actúa como cargador y descargador de los electrodos para la generación de hidrógeno-oxígeno. The pulse width modulation (PWM) applied to the electrodes, lithium-palladium assembly and inner tube, has a double control functionality, as it acts as a charger and discharger of the electrodes for the generation of hydrogen-oxygen.
A modo de ejemplo se describe el proceso de un ciclo de modulación por ancho de pulso (PWM). As an example, the process of a pulse width modulation cycle (PWM) is described.
Un ciclo de 1 segundo se divide en 10 pulsos (ver Figura 1 1 ). Al inicio del ciclo se aplica una tensión eléctrica durante un tiempo de 0,3 segundos a los electrodos desde un medio externo, iniciando la generación de oxígeno e hidrógeno. El hidrógeno generado durante este periodo de tiempo es capturado por el paladio. Posteriormente, y durante 0,1 segundos se invierte la polaridad de la tensión aplicada al conjunto híbrido lo que permite que el hidrógeno se libere del paladio. El oxígeno es atraído por el litio al momento del cambio de polaridad y durante este tiempo del proceso reacciona a la combinación litio-paladio cargándose y actuando como una batería. Durante los 0,6 segundos siguientes la batería inyecta energía al sistema de electrólisis. Dicha combinación actúa como un ánodo (2) que junto al cátodo continúan con el proceso de generación de hidrógeno-oxígeno del ciclo de energización del proceso de electrólisis. A 1 second cycle is divided into 10 pulses (see Figure 1 1). At the beginning of the cycle an electric voltage is applied for a time of 0.3 seconds to the electrodes from an external medium, starting the generation of oxygen and hydrogen. The hydrogen generated during this period of time is captured by palladium. Subsequently, and for 0.1 seconds the polarity of the voltage applied to the hybrid assembly is reversed, which allows hydrogen to be released from palladium. Oxygen is attracted by lithium at the time of polarity change and during this time the process reacts to the lithium-palladium combination charging and acting as a battery. For the next 0.6 seconds the battery injects energy into the electrolysis system. Said combination acts as an anode (2) which together with the cathode continue with the hydrogen-oxygen generation process of the electrolysis process energization cycle.
El voltaje de la amplitud del pulso es de 12V a 48V , dependiendo del modelo de producción del generador y un ancho de demulacion de 10% a 60%. The pulse amplitude voltage is 12V to 48V, depending on the generator's production model and a demolition width of 10% to 60%.
La tabla 1 muestra los rangos de corriente y voltaje para generar el ancho de pulso, entonces con una corriente de 0,5A y un voltaje de 12v se crea una fundamental con un ancho de pulso de un 10% de encendido y 90% apagado, usando una frecuencia desde 400hz a 650hz para la excitación de los electrolizadores, la frecuencia secundaria se genera entre 2,4Khz y 3,9Khz Table 1 shows the current and voltage ranges to generate the pulse width, then with a current of 0.5A and a voltage of 12v a fundamental is created with a pulse width of 10% on and 90% off, using a frequency from 400hz to 650hz for electrolyzer excitation, the secondary frequency is generated between 2.4Khz and 3.9Khz
La segunda opción es variar la corriente de entrada a 2,5A, modificando el ancho de pulso a un 60% de encendido y 40% apagado. The second option is to vary the input current to 2.5A, changing the pulse width to 60% on and 40% off.
Estos rangos permiten controlar los rangos de producción de gas necesarios según las características del generador. These ranges allow to control the necessary gas production ranges according to the characteristics of the generator.
Tabla 1 . mm Table 1 . mm
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¾S: 12» üfe SIÉtfe « LA RESONANCIA MAGNETICA ¾S: 12 »üfe SIÉtfe« THE MAGNETIC RESONANCE
La resonancia magnética se aplica de manera externa al sistema de generación de hidrógeno-oxígeno para estabilizar y orientar los iones del gas obtenidos en el proceso de electrólisis de manera de realizar una separación 5 de alta pureza del hidrógeno y el oxígeno. La resonancia magnética es controlada digitalmente por un microprocesador que contiene los algoritmos que actúan de acuerdo a las variables del sistema. Magnetic resonance is applied externally to the hydrogen-oxygen generation system to stabilize and orient the gas ions obtained in the electrolysis process in order to perform a high purity separation of hydrogen and oxygen. Magnetic resonance is digitally controlled by a microprocessor that contains the algorithms that act according to the system variables.
En la siguiente tabla se indica los valores de frecuencia de aplicación de la resonancia magnética. The following table shows the frequency values of magnetic resonance.
10 10
Tabla 2. Table 2.
Tabla Inyección magnética de separación de Gases (Electroimán) Magnetic Gas Separation Injection Table (Electromagnet)
Frecuencia tiempo de Inyección magnética Frequency of magnetic injection time
Corriente Voltaje Desde Hasta Segundos Gauss Gas (cc/min) Current Voltage From Up to Seconds Gauss Gas (cc / min)
0,030 A 600v 1,8 KHz 100 KHz 0,1 - 20 2550 280 0.030 A 600v 1.8 KHz 100 KHz 0.1 - 20 2550 280
0,060 A 300v 1,8 KHz 100 KHz 0,1 - 20 6540 800 0.060 A 300v 1.8 KHz 100 KHz 0.1 - 20 6540 800
15 DESCRIPCION DETALLADA DE LAS FIGURAS 15 DETAILED DESCRIPTION OF THE FIGURES
Figura 1 .1 a 1 .6 Cilindro Generador Pila Litio - Paladio Figure 1 .1 to 1 .6 Lithium Battery Generator Cylinder - Palladium
El cilindro interior (P08) conduce la carga eléctrica al Litio (P13) , el cual se carga con energía al mismo tiempo que ocurre la electrólisis en las secciones que se indicará a continuación: entre el paladio cargado The inner cylinder (P08) conducts the electric charge to Lithium (P13), which is charged with energy at the same time that electrolysis occurs in the sections that will be indicated below: between the charged palladium
0 negativamente (P06) y las paredes del cilindro interior (P08) (cargado positivamente), entre el cilindro interior (P08) y el cilindro exterior (PG02). Las perforaciones (P07) en el cilindro interior (P08) permiten que el agua esté en contacto con el paladio (P06). Una vez cargados los electrodos de litio(P05- P13), se desconecta la fuente externa (controlada por la tarjeta electrónica (A13) ) y la electrólisis continua produciéndose con la carga acumulada por los electrodos de litio. El modelo de la figura 1 describe solo un electrodo positivo de litio en la parte superior y otro en la sección inferior del cilindro, sin embargo se pueden agregar mas electrodos de litio, haciendo mas efectiva la carga y con mayor capacidad para capturar la energía. 0 negatively (P06) and inner cylinder walls (P08) (loaded positively), between the inner cylinder (P08) and the outer cylinder (PG02). The perforations (P07) in the inner cylinder (P08) allow the water to be in contact with the palladium (P06). Once the lithium electrodes (P05-P13) are charged, the external source (controlled by the electronic card (A13)) is disconnected and electrolysis continues to occur with the charge accumulated by the lithium electrodes. The model in Figure 1 describes only one positive electrode of lithium in the upper part and another in the lower section of the cylinder, however more lithium electrodes can be added, making the load more effective and with greater capacity to capture the energy.
Los tiempos de entrega de energía externa son 0,04 s , la utilización de energía almacenada en los electrodos de Litio Metálico será de 0,06 s. The external energy delivery times are 0.04 s, the use of energy stored in the Metallic Lithium electrodes will be 0.06 s.
Figura 2, Pila Grupal. Los distintos cilindros (PG02) se encuentran unidos por una sujeción de acero 316L (PG01 ). El conjunto se encuentra conectado a tierra mediante la conexión P04. El cilindro exterior (PG02) ( figura 2.1 y 2.2) se encuentra conectado a tierra (P04), junto a los litios negativos (P05) y el paladio(P06) (figura 3). La fuente PWD (B17 de la figura 5.1 ) se conecta al acero 316L del cilindro interior (P08), Figura 3. Esquema de Pila Litio-Paladio en multicapas, modelo opcional. Figure 2, Group Stack. The different cylinders (PG02) are joined by a 316L steel clamp (PG01). The assembly is grounded through connection P04. The outer cylinder (PG02) (figure 2.1 and 2.2) is connected to ground (P04), next to the negative lithiums (P05) and palladium (P06) (figure 3). The PWD source (B17 of Figure 5.1) is connected to the 316L steel of the inner cylinder (P08), Figure 3. Scheme of Multilayer Lithium-Palladium Battery, optional model.
La pila de litio se encuentra separada del medio acuoso mediante el separador (P1 1 ), los Litios cargados positivamente (P13) y negativamente (P05) están separados por una membrana aislante (P12). The lithium battery is separated from the aqueous medium by the separator (P1 1), the positively charged (P13) and negatively (P05) lithiums are separated by an insulating membrane (P12).
Figura 4, Describe el esquema para la energización externa. La celda de electrólisis puede tener 3 tipos de alimentación de energía eléctrica: Figure 4, Describe the scheme for external energization. The electrolysis cell can have 3 types of electrical power supply:
a.- Celda fotovoltaica (A01 ) Responsable de la excitación del electrolizador a.- Photovoltaic cell (A01) Responsible for electrolyzer excitation
b.- Batería (A02) de 12 Volt a 24 Volt; alimentación directa (fuente de poder dinámica desde la red eléctrica); b.- Battery (A02) from 12 Volt to 24 Volt; direct power (dynamic power source from the power grid);
Estas fuentes de alimentación de energía eléctrica se conectan al distribuidor de energía correspondiente a la fuente de poder de los diferentes voltajes aplicados a los electrolizadores. El panel solar debe generar 200 W como mínimo; la batería debe ser de 12 volt / 75 amperes. These power supplies are connected to the power distributor corresponding to the power source of the different voltages applied to the electrolysers. The solar panel must generate at least 200 W; The battery should be 12 volt / 75 amperes.
El agua ya desmineralizada ingresa al sistema a través de la válvula (A06). El procesador (A03) una vez energizado, comenzará la distribución de energía a los electrolizadores (A5). El procesador actúa como controlador del exceso de saturación del hidrógeno y el exceso de saturación del oxígeno, de manera de evitar la fractura al momento de la separación de gases. Para esto, el pulso de voltaje que se aplicará a cada electrolizador será de máximo de 2 Volt, siendo su estabilización a los 1 ,6 Volt. Una vez que comenzó la Water already demineralized enters the system through the valve (A06). Once the processor is energized (A03), the distribution of energy to the electrolysers (A5) will begin. The processor acts as a controller of excess hydrogen saturation and excess oxygen saturation, so as to avoid fracture at the time of gas separation. For this, the voltage pulse that will be applied to each electrolyzer will be a maximum of 2 Volt, its stabilization being at 1, 6 Volt. Once the
separación de gases, el procesador controlará el PH de la solución. La pila de litio-paladio (micro pila), almacena energía a partir de la diferencia de potencial aplicada. Dicha energía es la que la pila de litio paladio entregará a la electrólisis una vez que deja de ser aplicada la energía externa. Monitoreo y Acondicionamiento del agua gas separation, the processor will control the pH of the solution. The lithium-palladium battery (micro battery) stores energy from the potential difference applied. This energy is what the palladium lithium battery will deliver to the electrolysis once the external energy is no longer applied. Water monitoring and conditioning
La figura 5 describe el generador principal, el cual en su interior posee un sensor termocupla tipo k ( B06), que tiene por función monitorear la temperatura del agua depositada en los electrolizadores; si esta agua no cumple con los rangos deseados, saldrá por la boquilla (B10) donde además de ser estabilizada, será depurada, ingresando a una bomba de recirculación (B1 1 ), encargada de agitar el agua para apresurar el enfriamiento y estabilizar los iones dentro del refrigerador termoeléctrico (B15). El disipador de temperatura por conversión natural (B14), elimina el exceso de calor, apoyado por el ventilador de aire forzado (B13) el cual es un enfriador que opera entre 1 ° a 5°C, y tiene como finalidad concentrar y estabilizar los iones electrolitos. En la bomba de recirculación (B1 1 ), que cumple con la función de expulsar el agua, para luego ser inyectarla al radiador (B02); cuya misión es mantener la temperatura del agua entre 22 y 25 grados Celsius, hecho que se logra a través de un motor de 12 Volt (B01 ). Una vez que el agua toma la temperatura óptima, el filtro de partículas (B03) retiene todas las impurezas generadas en los electrolizadores. La válvula de entrada de agua (B07), recibe el agua ya acondicionada para el proceso (que actuará en conjunto con los electrolizadores), y una vez que comienza a operar, el hidrógeno y el oxigeno escapan por la válvula de salida (B09). Figure 5 describes the main generator, which inside has a thermocouple sensor type k (B06), whose function is to monitor the temperature of the water deposited in the electrolysers; If this water does not meet the desired ranges, it will exit through the nozzle (B10) where, in addition to being stabilized, it will be purified, entering a recirculation pump (B1 1), responsible for stirring the water to speed up the cooling and stabilize the ions inside the thermoelectric refrigerator (B15). The natural heat sink (B14), eliminates excess heat, supported by the forced air fan (B13) which is a cooler that operates between 1 ° to 5 ° C, and aims to concentrate and stabilize the electrolyte ions In the recirculation pump (B1 1), which fulfills the function of expelling water, and then be injected into the radiator (B02); whose mission is to maintain the water temperature between 22 and 25 degrees Celsius, which is achieved through a 12 Volt motor (B01). Once the water reaches the optimum temperature, the particle filter (B03) retains all the impurities generated in the electrolysers. The water inlet valve (B07), receives the water already conditioned for the process (which will act in conjunction with the electrolysers), and once it starts to operate, hydrogen and oxygen escape through the outlet valve (B09) .
Se debe colocar énfasis en el control de dos puntos. Primero, no se debe generar fractura molecular en el agua, esto quiere decir no debe aumentar su temperatura. En segundo lugar, se debe equilibrar el PH del agua, ya que en este punto, se estabilizan los iones que se encuentran en el medio acuoso. El PH óptimo del agua, varía desde 7,07 a 8,08; este PH es controlado al incorporar al medio acuoso 10 miligramos de soda caustica por litro de agua (óxido de sodio). Emphasis should be placed on the control of two points. First, you should not generate molecular fracture in water, this means you should not increase your temperature Secondly, the pH of the water must be balanced, since at this point, the ions found in the aqueous medium are stabilized. The optimum pH of the water varies from 7.07 to 8.08; This PH is controlled by incorporating 10 milligrams of caustic soda per liter of water (sodium oxide) into the aqueous medium.
Figura 6, Sistema abastecimiento de agua: El estanque de agua (C04), debe ser abastecido (automático o manual) pasando antes por filtros de carbón activado (C05), que la desmineralizan. Una vez el agua se encuentra destilada se acumula en el estanque y es el sensor de nivel electrónico (C03), el que tiene la función de mantener un nivel superior a 3 litros. El agua ingresa a la bomba (C02) con una presión de peso atmosférico, siendo expulsada en 5 veces su presión, para hacerla ingresar al mezclador de dióxido de sodio (C01 ), el cual tiene por tarea inyectar 10 mi de Hidróxido de sodio por litro de agua (electrolitos). Una vez que la solución se encuentre realizada ingresa al contenedor de los electrolizadores. Figure 6, Water supply system: The water tank (C04) must be supplied (automatic or manual) by passing through activated carbon filters (C05), which demineralize it. Once the water is distilled, it accumulates in the pond and it is the electronic level sensor (C03), which has the function of maintaining a level higher than 3 liters. The water enters the pump (C02) with an atmospheric weight pressure, being expelled in 5 times its pressure, to make it enter the sodium dioxide mixer (C01), which has the task of injecting 10 ml of sodium hydroxide per liter of water (electrolytes). Once the solution is made, it enters the electrolyzer container.
Figura 7, Sistema de almacenamiento y separación de gases: El tanque burbujeador (D01 ) funciona como sistema protector anti retorno, para que el hidrógeno gas no vuelva a ingresar a la cámara del electrolizador. Por presión sale por una válvula el gas hidrógeno y oxigeno, los cuales pasan por el manómetro (D02), el cual muestra la presión generada en la transferencia hacia el separador. Una vez que ingresa el hidrógeno y el oxigeno al separador de gases (D03), electroimanes (D04) comienzan a operar para separar molecularmente los gases, debido a su polaridad positiva y negativa; siendo el negativo el que atrae el hidrógeno, y el positivo el que atrae al oxigeno. Por la válvula de salida (D06), egresa el oxígeno, y por la válvula (D05), egresa el hidrógeno, siendo conducido a la bomba de vacío compresor de hidrógeno (D07), para luego ser inyectado al estanque de retención (D09). Cuando el gas hidrógeno esta dentro, se comprime, manteniéndose a una presión de 10 a 50 Bar, el cual es medido por el sensor electrónico (D08), y a una temperatura igual a la ambiental. El manómetro visual análogo (D10) tiene por función entregar los valores de presión en forma visible. La salida del gas hidrógeno a alta presión (D1 1 ), se realiza al momento de utilizarse en algún equipo o dispositivo que lo requiera. Figure 7, Gas storage and separation system: The bubbling tank (D01) functions as a non-return protective system, so that hydrogen gas does not re-enter the electrolyzer chamber. The hydrogen and oxygen gas flows through a valve, which pass through the pressure gauge (D02), which shows the pressure generated in the transfer to the separator. Once hydrogen and oxygen enter the gas separator (D03), electromagnets (D04) begin to operate to separate molecularly gases, due to its positive and negative polarity; being the negative one that attracts hydrogen, and the positive one that attracts oxygen. Oxygen exits through the outlet valve (D06), and hydrogen (through the valve (D05)) exits the hydrogen, being taken to the hydrogen compressor vacuum pump (D07), and then injected into the retention tank (D09) . When the hydrogen gas is inside, it is compressed, maintaining a pressure of 10 to 50 Bar, which is measured by the electronic sensor (D08), and at a temperature equal to the ambient. The analog visual pressure gauge (D10) has the function of delivering the visible pressure values. The high pressure hydrogen gas (D1 1) is exited when it is used in some equipment or device that requires it.
Tarjeta Microprocesador, Microprocessor Card,
La figura 9 describe mediante bloques las distintas funciones y partes que componen la tarjeta Micropocesadora. Figure 9 describes by blocks the different functions and parts that make up the Micropocessor card.
Se describe un conjunto de sensores que capturan información respecto a las distintas variables o parámetros a ser controlados en el proceso de electrólisis: Temperatura, Presión, nivel, corriente eléctrica, etc. Las señales sensadas son convertidas de análogas s digitales mediante distintos conversores A/D. La información digital es entregada al procesador el cual mediante los algoritmos de control programados genera las señales de salida para el módulo encargado de la generación de la Modulación por Ancho de Pulso (PWM), módulo que controla la señal aplicada a los electrolizadores y señales para accionar válvulas, ventiladores, bombas, electroimanes, etc., que intervienen en el proceso de producción de hidrógeno durante la electrólisis. A set of sensors that capture information regarding the different variables or parameters to be controlled in the electrolysis process is described: Temperature, Pressure, level, electric current, etc. Sensed signals are converted from digital analogs through different A / D converters. The digital information is delivered to the processor which, by means of the programmed control algorithms, generates the output signals for the module in charge of generating the Pulse Width Modulation (PWM), a module that controls the signal applied to the electrolysers and signals to drive valves, fans, pumps, electromagnets, etc., which are involved in the hydrogen production process during electrolysis.
La Figura 10, muestra el diagrama en bloques del módulo encargado de generar la Modulación por ancho de pulso, entrada de señal otorgada por microprocesador. Esta señal denominada como PWM (demulador de ancho de pulso), es la portadora de frecuencia para el control del proceso de producción de Hidrogeno. Figure 10 shows the block diagram of the module responsible for generating the Pulse Width Modulation, signal input granted by microprocessor. This signal, called PWM (pulse width demolitor), is the frequency carrier for the control of the hydrogen production process.
La fundamental (dock) es producida por el microprocesador para generar los pulsos de control en el sistema PWM, ocupando energía externa ( EL1 ) quien inicia la electrolización del sistema, en el cuarto pulso (DC2) se descarga el hidrogeno acumulado en el paladio, en el periodo cinco al diez (Li3) corresponde a la entrega de energía del Litio que se acumuló en el (EL1 ). The fundamental (dock) is produced by the microprocessor to generate the control pulses in the PWM system, occupying external energy (EL1) who initiates the electrolization of the system, in the fourth pulse (DC2) the hydrogen accumulated in the palladium is discharged, in the period five to ten (Li3) corresponds to the delivery of lithium energy that accumulated in (EL1).
La frecuencia que abarca este dispositivo va desde los 400 hertz hasta 650 hertz. La PWM tiene un rango que va desde un 10% hasta 70% en su ancho de pulso, lo que se refiere al estado de encendido para la generación de energía. The frequency covered by this device ranges from 400 hertz to 650 hertz. The PWM has a range that goes from 10% to 70% in its pulse width, which refers to the state of ignition for power generation.
Este proceso está encargado de excitar los electrolizadores en una base de tiempo, con esto se generará la corriente necesaria en los vasos electrolizadores para separar en condiciones de no saturación el hidrógeno con el oxigeno, contando con un rango desde 1 ,48Volt hasta 2 Volt por celda. METODO This process is in charge of exciting the electrolysers in a time base, with this the necessary current will be generated in the electrolysing vessels to separate the hydrogen with the oxygen in non-saturation conditions, with a range from 1, 48Volt to 2 Volt per cell. METHOD
A continuación se describen las etapas que componen el método de generación de hidrógeno de la presente invención. The steps that make up the hydrogen generation method of the present invention are described below.
1 . - Llenar la celda de electrólisis con agua destilada e hidróxido de sodio hasta que los electrodos (ánodo/cátodo) queden cubiertos; one . - Fill the electrolysis cell with distilled water and sodium hydroxide until the electrodes (anode / cathode) are covered;
2. - aplicar una tensión de 12 volt a 48 volt a los electrodos; 2. - apply a voltage of 12 volt to 48 volt to the electrodes;
3. - censar la temperatura del agua; 3. - censor water temperature;
4. - censar la acidez del agua; 4. - censor the acidity of water;
5. - correlacionar la temperatura y acidez (PH) del agua con la resistencia eléctrica del agua; 5. - correlate the temperature and acidity (PH) of the water with the electrical resistance of the water;
6. - controlar la temperatura y PH del agua para que la resistencia eléctrica de ésta se encuentre en el rango de 22 a 37 ohm; 6. - control the temperature and pH of the water so that its electrical resistance is in the range of 22 to 37 ohm;
7. - aplicar modulación por ancho de pulso a la tensión aplicada a la celda de electrólisis, en donde un ciclo de la modulación por ancho de pulso consiste en: 7. - Apply pulse width modulation to the voltage applied to the electrolysis cell, where a pulse width modulation cycle consists of:
aplicar pulsos de tensión positiva; apply positive voltage pulses;
un pulso de tensión negativa, de manera que el hidrógeno capturado por el paladio sea liberado; a pulse of negative tension, so that the hydrogen captured by palladium is released;
dejar de aplicar la tensión externa para que actúe la pila de litio, proporcionando la energía para que continúe el proceso de electrólisis. stop applying the external voltage for the lithium battery to act, providing the energy to continue the electrolysis process.
8. - a medida que se genera el gas de hidrógeno y oxígeno, separarlos y almacenarlos para su reutilización usando el resonador magnético. En donde 8. - As the hydrogen and oxygen gas is generated, separate and store them for reuse using the magnetic resonator. Where
La tensión aplicada a los electrodos está en el rango de 12 a 48 volts; dependiendo de los mm3 de agua será el voltaje que se aplica. The voltage applied to the electrodes is in the range of 12 to 48 volts; Depending on the mm3 of water, the voltage will be applied.
La temperatura del agua es controlada mediante radiadores y/o humificadores; Water temperature is controlled by radiators and / or humidifiers;
El PH es controlado mediante la incorporación adecuada de hidróxido de sodio al agua; The PH is controlled by the appropriate incorporation of sodium hydroxide into the water;
La modulación por ancho de pulso de la tensión aplicada implica pulsos de tensión con una duración que varia entre 10 microsegundo a 50 microsegundo durante un periodo de tiempo de ciclos de un segundo a tres segundos. Pulse width modulation of the applied voltage implies voltage pulses with a duration ranging from 10 microseconds to 50 microseconds over a cycle time period of one second to three seconds.
El procesador es el encargado de manejar la información obtenida a partir de los sensores que detectan las variables físicas del agua, para realizar el control de dichas condiciones físicas mediante los actuadores. The processor is in charge of handling the information obtained from the sensors that detect the physical variables of the water, to perform the control of said physical conditions by means of the actuators.
PRUEBAS DE LABORATORIO LAB TESTS
Electrólisis Normal Normal Electrolysis
Prototipo Prototype
Se llena estanque correspondiente a la celda con agua destilada y hidróxido de sodio. La cantidad de hidróxido de sodio se define en el procesador de acuerdo a la cantidad de Hidrogeno a generar, determinando así el amperaje necesario aplicar a la celda. La unidad central de procesamiento, de manera automática, comienza el retiro de energía de la batería comienza a modular la tensión en forma de pulsos una vez que el sistema empieza la producción de hidrógeno. Una cámara de separación de gases con dos salidas permite separar el oxígeno y el Hidrogeno. Durante el proceso de electrólisis, el agua es recirculada y tratada y acondicionada para mantener su condición inicial y que no presente cambios de color y los electrodos se mantengan limpios. El hidrógeno generado es separado del oxígeno y trasladado a un estanque de almacenamiento. Los datos experimentales de temperatura, caudal para una determinada tensión y corriente aplicada a la celda de electrólisis son mostrados en la tabla 2. Una vez que se corta la energía exterior el sistema sigue produciendo por su batería interna, conjunto Litio- paladio. Pond corresponding to the cell is filled with distilled water and sodium hydroxide. The amount of sodium hydroxide is defined in the processor according to the amount of hydrogen to be generated, thus determining the necessary amperage to apply to the cell. The central processing unit, automatically, begins the withdrawal of battery power begins to Modulate the voltage in the form of pulses once the system starts producing hydrogen. A gas separation chamber with two outlets allows oxygen and hydrogen to be separated. During the electrolysis process, the water is recirculated and treated and conditioned to maintain its initial condition and not present color changes and the electrodes are kept clean. The generated hydrogen is separated from oxygen and transferred to a storage pond. The experimental data of temperature, flow for a given voltage and current applied to the electrolysis cell are shown in Table 2. Once the external energy is cut off, the system continues to produce by its internal battery, Lithium-palladium assembly.
RESULTADO DE LABORATORIO LABORATORY RESULT
Las mediciones del caudal de gas de hidrógeno producido fueron ajustadas conforme a las indicaciones del fabricante del Rotámetro para Hidrógeno. The measurements of the hydrogen gas flow produced were adjusted according to the manufacturer's instructions for the Hydrogen Rotometer.
La fórmula de ajuste es la siguiente : The adjustment formula is as follows:
Ctesm ™ Os^^x Factor Ctesm ™ Os ^^ x Factor
Factor- Factor-
Cursis e correcttd wte M H i«, SO Hi QSSSÉS * Fl0 asmlctsd ñmmmím scfs {mtm uriís % m%} SGsset* « SpftdHc gr l!f of gas fl r^er scafe Cursis e correcttd wte MH i «, SO Hi QSSSÉS * Fl0 asmlctsd ñmmmím scfs {mtm uriís% m%} SGsset * « SpftdHc gr l! F of gas fl r ^ er scafe
Ρ*½* ~ N$wop$rain$ pm ssurs f s!&! Ρ * ½ * ~ N $ wop $ rain $ pm ssurs f s! &!
F» - P w su torcer sc !i (psla) F »- P w its twisting sc! I (psla)
Tabla 3. Resultado medición caudal de hidrógeno (Estandarización delTable 3. Hydrogen flow measurement result (Standardization of
Rotametro (N). Rotameter (N).
La tabla 3 muestra una serie de experiencias las cuales cambian las variables de entrada en volt y ampere. Para analizar cada caso se multiplican estas variables para obtener los Watt de consumo. Luego se realiza el ajuste de la cantidad observada de hidrogeno para llevarlo a valores estándares de la industria, el que normalmente es Litros de Hidrogeno a 1 bar de presión, a 0 grados Celsius, generados por 1 Kw/hora. Table 3 shows a series of experiences which change the input variables in volt and ampere. To analyze each case, these variables are multiplied to obtain the Watts of consumption. Then the adjustment is made of the observed amount of hydrogen to take it to industry standard values, which is normally Liters of Hydrogen at 1 bar of pressure, at 0 degrees Celsius, generated by 1 Kw / hour.
Por termodinámica lo máximo que se puede generar es 280 litros de gas de Hidrogeno por 1 Kw Hora, siendo en promedio el caso base que se maneja en la industria de 200 litros de gas Hidrógeno por Kw hora. Entonces, para poder generar con 1 Kw/hora cantidad mayor de gas (última columna Tabla 2) se requiere del conjunto de mejoras implementadas en la presente invención, las cuales corresponde a la utilización de modulación de ancho de pulso, resonancia magnética, uso del conjunto litio-paladio , el control del dieléctrico del agua, etc. By thermodynamics the maximum that can be generated is 280 liters of Hydrogen gas per 1 Kw Hour, being on average the base case that is handled in the industry of 200 liters of Hydrogen gas per Kw hour. Then, in order to generate a larger amount of gas with 1 Kw / hour (last column Table 2), the set of improvements implemented in the present invention is required, which corresponds to the use of pulse width modulation, magnetic resonance, use of the lithium-palladium set, water dielectric control, etc.
Según las estimaciones matemáticas con todas las mejoras la liberación de hidrógeno se debería requerir desde el exterior 12 veces menos energía. En laboratorio conforme a las disponibilidades de recursos, se comprobó una disminución de hasta 5 veces menos. La diferencia radica en la dimensión de la pila Litio-Paladio instalada en el tubo generador. According to mathematical estimates with all the improvements, the release of hydrogen should be required from the outside 12 times less energy. In the laboratory according to the availability of resources, a decrease of up to 5 times less was verified. The difference lies in the size of the Lithium-Palladium battery installed in the generator tube.
MODELO ALTERNATIVO PARA LA BATERIA INTERIOR ALTERNATIVE MODEL FOR THE INTERNAL BATTERY
La figura 3, describe una pila litio-paladio multicapas que es una variante de la pila de la figural . Este modelo difiere en que el cuerpo de litio es dividido en multicapas con polaridades invertidas lo que multiplica el efecto de la pila, estimando una mejora superior a un 10% en la producción de hidrógeno. Figure 3 describes a multilayer lithium-palladium battery that is a variant of the figural battery. This model differs in that the lithium body is divided into multilayers with inverted polarities which multiplies the effect of the battery, estimating an improvement greater than 10% in hydrogen production.
Existen dos cuerpos de litio conectados por un alambre de paladio (P06), sin embargo cada cuerpo de Litio se encuentra compuesto por seis placas del mismo material y a su vez separadas por una lámina de aluminio silicio germanio (P15) que cumple la función de diodo y donde dichas placas están conectadas de manera consecutiva, y con una polaridad diferente. Cada una de los dos cuerpos de litio comienza con un tapón aislante del agua (P1 1 ), seguido del litio con carga positiva (P12) conectado al (P08), luego otro aislante (P12) y termina una capa de litio metálico negativo (P05) repitiendo así la estructura, En el ejemplo de la figura 3 se diseñó seis veces. There are two lithium bodies connected by a palladium wire (P06), however each Lithium body is composed of six plates of the same material and in turn separated by a sheet of Germanium silicon aluminum (P15) that fulfills the function of diode and where said plates are connected consecutively, and with a different polarity. Each of the two lithium bodies begins with an insulating water cap (P1 1), followed by the positively charged lithium (P12) connected to (P08), then another insulator (P12) and ends a negative metallic lithium layer ( P05) thus repeating the structure, In the example of figure 3 it was designed six times.
La conexión entre ambos contactos de litio es a través del paladio, sin embargo existe una separación aislante entre ambas baterías con la finalidad de no anularse. The connection between the two lithium contacts is through the palladium, however there is an insulating separation between the two batteries in order not to cancel.
Para el litio en multicapas en estado metálico un Kilogramo tiene una energía de 1 10 a 160 Kilo watt / hora y un voltaje de 1 ,8 volt por placa, por lo tanto es un acumulador de energía que reacciona con el paladio y el oxígeno, aportando dicha energía al sistema en los ciclos de reposo y cargándola en los ciclos activos tomando un 20% de la energía por pulso y en el ciclo de reposo entrega el 40% que posee. For lithium in multilayers in metallic state a Kilogram has an energy of 1 10 to 160 Kilo watt / hour and a voltage of 1, 8 volt per plate, therefore it is an energy accumulator that reacts with palladium and oxygen, contributing this energy to the system in the rest cycles and charging it in the active cycles taking 20% of the energy per pulse and in the rest cycle it delivers 40%.
APLICACION INDUSTRIAL INDUSTRIAL APPLICATION
Según los resultados experimentales de la presente invención y basados en el prototipo de laboratorio, se presenta un diseño industrial que permite la generación de gases de hidrógeno en grandes cantidades, utilizando la presente invención: According to the experimental results of the present invention and based on the laboratory prototype, an industrial design is presented that allows the generation of hydrogen gases in large quantities, using the present invention:
La figura 8, diagrama del Diseño Industrial, describe el diseño de una celda de generación que es capaz de generar un volumen útil para la industria basado en las mejoras de la presente invención probadas en el prototipo de laboratorio. Cada una de estas celdas se pueden incorporar a la línea de producción hasta obtener la cantidad de hidrógeno deseada. Figure 8, Industrial Design diagram, describes the design of a generation cell that is capable of generating a useful volume for the industry based on the improvements of the present invention tested in the laboratory prototype. Each of these cells can be incorporated into the production line until the desired amount of hydrogen is obtained.
La forma geométrica puede variar, y ser utilizada en diversas formas como cuadrados, cilindros, rectángulos, etc. Para este caso se describe una figura cilindrica multicapa. En este escenario el manejo del agua cambia ya que sumergir la batería en un estanque gigante se tornaría ineficiente, el diseño industrial propone que el agua debe circular por los ductos del generador rompiendo las moléculas en el camino, permitiendo además su recirculación. The geometric shape may vary, and be used in various shapes such as squares, cylinders, rectangles, etc. For this case a multilayer cylindrical figure is described. In this scenario, the water management changes since immersing the battery in a giant pond would become inefficient, the industrial design proposes that water must circulate through the generator's ducts, breaking the molecules along the way, also allowing their recirculation.
El contacto negativo (ánodo) está compuesto de Ni-Cr (TP1 ) y una de sus caras se encuentra bañada en Paladio, el separador de gases (TP2) es un papel polímero imantado que cumple la función de sacar los gases según su polaridad, en esta posición saca el hidrogeno. Luego se instala un aislante magnético de orientación de iones (TP3) el cual cumple la función de atraer el gas, el TP4 saca el oxigeno gracias a la polaridad positiva que tiene. El diseño continua con una placa neutral (TP5) que se utiliza para inyectar mas iones al medio. El corredor de oxigeno (TP6) se encarga de extraer el oxigeno que posteriormente activará el catalizador. The negative contact (anode) is composed of Ni-Cr (TP1) and one of its faces is bathed in Palladium, the gas separator (TP2) is a magnetized polymer paper that fulfills the function of removing gases according to their polarity, in this position it takes out the hydrogen. Then an ion-oriented magnetic insulator (TP3) is installed, which fulfills the function of attracting gas, the TP4 removes the oxygen thanks to its positive polarity. The design continues with a neutral plate (TP5) that is used to inject more ions into the medium. The oxygen corridor (TP6) is responsible for extracting the oxygen that will subsequently activate the catalyst.
El catalizador del electrones (TP7) recibe el oxigeno para ser cargado y transferirlo al carbón activado (TP8). El carbón acuoso por electrólisis (TP9) mantiene la capacidad eléctrica de introducir o sacar electrones a través del diferencial de potencial. La placa denominada (TP10) cumple el mismo trabajo que el TP9 pero trabaja con la capa de litio metálico (TP1 1 ). Este diseño lo cierra una capa denominada soporte contenedor construida por un polímero (TP12). The electron catalyst (TP7) receives the oxygen to be charged and transferred to activated carbon (TP8). Aqueous electrolysis carbon (TP9) maintains the electrical capacity to introduce or remove electrons through the potential differential. The plate named (TP10) does the same job as the TP9 but works with the metallic lithium layer (TP1 1). This design is closed by a layer called a container support constructed by a polymer (TP12).
Las conexión C1 corresponde a la salida del gas Hidrógeno, la C2 es la salida de Oxígeno, el flujo del agua se realiza por las conexiones C3 y C4. El agua ingresa a la pila a través del C4 y comienza la inundación de los vasos, siendo evacuada por el C3. Los soportes de las multicapas se lleva a cabo por la conexión C5. El conector C6 es el canal de comunicación con el PWM que atraviesa toda la estructura. Al estar la pila no sumergida en agua se puede utilizar el carbón en este diseño para capturar el oxigeno del medio ambiente y posteriormente hacerlo reaccionar con el litio para el aporte de energía interna al sistema. TABLAS DE REFERENCIA NUMÉRICA COMPONENTES DE FIGURAS TABLA DESCRIPCIÓN REFERENCIAS FIGURA 1 The C1 connection corresponds to the Hydrogen gas outlet, the C2 is the Oxygen outlet, the water flow is made through the C3 and C4 connections. Water enters the cell through C4 and the flooding of the vessels begins, being evacuated by C3. The multilayer supports are carried out by connection C5. The C6 connector is the communication channel with the PWM that crosses the entire structure. Since the battery is not immersed in water, coal can be used in this design to capture oxygen from the environment and subsequently react with lithium for the internal energy supply to the system. FIGURE NUMERICAL REFERENCE TABLES COMPONENTS OF FIGURES TABLE DESCRIPTION REFERENCES FIGURE 1
TABLA DESCRIPCION REFERENCIAS FIGURA 2 TABLE DESCRIPTION REFERENCES FIGURE 2
Descripción de componentes Description of components
PG 01 sujeción de acero inoxidable 316L PG 01 316L stainless steel holder
PG 02 Cilindro exterior de acero inoxidable 316L ; ánodo PG 02 316L stainless steel outer cylinder; anode
PG 03 Centralizadores de teflón PG 03 Teflon Centralizers
P 04 Terminal de energía (de batería) chasis en contacto con ánodo 1 P 04 Power terminal (battery) chassis in contact with anode 1
P 05 Litio Metálico Negativo P 05 Negative Metallic Lithium
P 08 Cilindro interior, Electrodo positivo (interno) ; cátodo P 08 Internal cylinder, Positive electrode (internal); cathode
P ll Separador/tapon al medio acuoso P ll Separator / cap to the aqueous medium
P 12 Membrana aislante P 12 Insulating membrane
P 13 Litio metálico positivo P 13 Positive metallic lithium
P 14 Separador de Teflon P 14 Teflon separator
P 15 Membrana aislante II TABLA DESCRIPCION REFERENCIAS FIGURA 3 P 15 Insulating membrane II TABLE DESCRIPTION REFERENCES FIGURE 3
PG 02 Cilindro exterior de acero inoxidable 316L ; ánodo PG 02 316L stainless steel outer cylinder; anode
TABLA DESCRIPCIÓN REFERENCIAS FIGURA 4 TABLE DESCRIPTION REFERENCES FIGURE 4
Descripción de componentes Description of components
A 01 Panel solar 80-5000 VA A 01 Solar panel 80-5000 VA
A 02 Batería 10-100 A / 12-600 V DC A 02 Battery 10-100 A / 12-600 V DC
A 03 Tarjeta CPU central de control de proceso y generación del sistema 350 Mips A 03 Central CPU card for process control and system generation 350 Mips
A 04 Válvula de saliida de agua para ser estabilizada A 04 Water outlet valve to be stabilized
A 05 Cátodo de electrólisis de acero inoxidable y paladio estabilizador de iones A 05 Stainless steel electrolysis cathode and ion stabilizing palladium
A 06 Válvula de entrada de agua desmineralizada TABLA DESCRIPCIÓN REFERENCIAS FIGURA 5 A 06 Demineralized water inlet valve TABLE DESCRIPTION REFERENCES FIGURE 5
TABLA DESCRIPCIÓN REFERENCIAS FIGURA 6 TABLE DESCRIPTION REFERENCES FIGURE 6
Descripción de componentes Description of components
C OI Dosificador gotario electrónico Hidróxido de sodio C OI Electronic droplet dispenser Sodium hydroxide
c oz Bomba de nivel de agua generador H2 c oz Water pump H2 generator
C 03 Sensor de nivel de agua electrónico C 03 Electronic water level sensor
C 04 Estanque de agua de 20 litros de acero inoxidable C 04 20-liter stainless steel water pond
C 05 Tapa de entrada de agua desde los filtros C 05 Water inlet cover from filters
C 06 Válvula de paso C 06 Stop valve
C 07 Válvula de paso C 07 Stop valve
S x Sensores S x Sensors
Vv x Válvula Vv x Valve
TPx Punto terminal dirigido a la CPU TABLA DESCRIPCIÓN REFERENCIAS FIGURA 7 TPx Terminal point addressed to the CPU TABLE DESCRIPTION REFERENCES FIGURE 7
TABLA DESCRIPCIÓN REFERENCIAS FIGURA 8 TABLE DESCRIPTION REFERENCES FIGURE 8
TP1 Ánodo negativo Ni-Cr 316L 904L bañado en paladio Pd 0,5mm Ni-Cr-Pd C1 Salida de OxigenoTP1 Negative anode Ni-Cr 316L 904L palladium plated Pd 0.5mm Ni-Cr-Pd C1 Oxygen Outlet
TP2 i Separador de gases hidrogeno Caucho C2 Salida de HidrogenoTP2 i Hydrogen Gas Separator Rubber C2 Hydrogen Outlet
TP3 i Aislante Magnético de orientación de iones Papel imantado C3 Salida de AguaTP3 i Magnetic Ion Insulation Insulator Magnetized Paper C3 Water Outlet
TP4 i Separador de gases oxigeno Caucho C4 Entrada de AguaTP4 i Oxygen gas separator Rubber C4 Water inlet
TP5 i Placa aportadora de electrones 316L 904L Ni-Cr C5 Guias MulticapasTP5 i Electron input plate 316L 904L Ni-Cr C5 Multilayer Guides
TP6 I Corredor de oxigeno Polímero CN1 Ánodo PositivoTP6 I Oxygen Corridor Polymer CN1 Positive Anode
TP7 i Catalizador de electrones Film de potacio CN2 Cátodo Neqativo NÍ-Cr.Pd.TP7 i Electron Catalyst Potacio Film CN2 Negative Cathode NÍ-Cr.Pd.
TP8 i Carbón activado Carbón con tratamiento para atraer partículas N CN3 Ánodo LitioTP8 i Activated carbon Coal with treatment to attract particles N CN3 Lithium Anode
TP9 i Carbón acuoso electrólisis Gel con malla carbónica TP9 i Aqueous carbon electrolysis Gel with carbonic mesh
TP10 i Carbón orgánico electrólisis Gel con malla carbónica TP10 i Carbon organic electrolysis Gel with carbonic mesh
TP11 Litio Metálico Litio metálico TP11 Metallic Lithium Metallic Lithium
TP12 i Soporte contenedor Polímero. TP12 i Polymer container support.
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL2015001947A CL2015001947A1 (en) | 2015-07-09 | 2015-07-09 | System for improving the yield of hydrogen in an electrolysis process, where the electrolysis cell comprises an inner tube (cathode), an outer tube (anode), and a lithium-palladium electrode assembly, the outer tube containing the inner tube which contains the lithium-palladium set; and associated method. |
| CL1947-2015 | 2015-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2017004732A1 true WO2017004732A1 (en) | 2017-01-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CL2016/050036 Ceased WO2017004732A1 (en) | 2015-07-09 | 2016-07-08 | Method and optimised system for generating hydrogen and oxygen from electrolysis |
Country Status (2)
| Country | Link |
|---|---|
| CL (1) | CL2015001947A1 (en) |
| WO (1) | WO2017004732A1 (en) |
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| US9816190B2 (en) | 2014-12-15 | 2017-11-14 | JOI Scientific, Inc. | Energy extraction system and methods |
| US10047445B2 (en) | 2014-12-15 | 2018-08-14 | JOI Scientific, Inc. | Hydrogen generation system |
| US10214820B2 (en) | 2014-12-15 | 2019-02-26 | JOI Scientific, Inc. | Hydrogen generation system with a controllable reactive circuit and associated methods |
| NL2031152B1 (en) * | 2022-03-03 | 2023-09-08 | Water Energy Patent B V | Method and device for producing hydrogen from water |
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| WO2008146188A2 (en) * | 2007-05-30 | 2008-12-04 | Kuzo Holding Inc. | Reaction controller for electrolysis apparatus and method of using same |
| US20080296171A1 (en) * | 2007-05-30 | 2008-12-04 | Kuzo Holding Inc. | Multi-cell dual voltage electrolysis apparatus and method of using same |
| US20090173635A1 (en) * | 2008-01-04 | 2009-07-09 | Puricore, Inc. | System and method for controlling the generation of a biocidal liquid |
| US20140001035A1 (en) * | 2012-06-29 | 2014-01-02 | GM Global Technology Operations LLC | Electrolytic cell, method for enhancing electrolytic cell performance, and hydrogen fueling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008146188A2 (en) * | 2007-05-30 | 2008-12-04 | Kuzo Holding Inc. | Reaction controller for electrolysis apparatus and method of using same |
| US20080296171A1 (en) * | 2007-05-30 | 2008-12-04 | Kuzo Holding Inc. | Multi-cell dual voltage electrolysis apparatus and method of using same |
| US20090173635A1 (en) * | 2008-01-04 | 2009-07-09 | Puricore, Inc. | System and method for controlling the generation of a biocidal liquid |
| US20140001035A1 (en) * | 2012-06-29 | 2014-01-02 | GM Global Technology Operations LLC | Electrolytic cell, method for enhancing electrolytic cell performance, and hydrogen fueling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US9816190B2 (en) | 2014-12-15 | 2017-11-14 | JOI Scientific, Inc. | Energy extraction system and methods |
| US10047445B2 (en) | 2014-12-15 | 2018-08-14 | JOI Scientific, Inc. | Hydrogen generation system |
| US10214820B2 (en) | 2014-12-15 | 2019-02-26 | JOI Scientific, Inc. | Hydrogen generation system with a controllable reactive circuit and associated methods |
| NL2031152B1 (en) * | 2022-03-03 | 2023-09-08 | Water Energy Patent B V | Method and device for producing hydrogen from water |
| WO2023167585A3 (en) * | 2022-03-03 | 2023-11-23 | Water Energy Patent B.V. | Method and device for producing hydrogen from water |
Also Published As
| Publication number | Publication date |
|---|---|
| CL2015001947A1 (en) | 2017-04-07 |
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