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WO2010056141A2 - Gazéifieur à venturi et méthode de commande de son fonctionnement - Google Patents

Gazéifieur à venturi et méthode de commande de son fonctionnement Download PDF

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Publication number
WO2010056141A2
WO2010056141A2 PCT/PL2009/000101 PL2009000101W WO2010056141A2 WO 2010056141 A2 WO2010056141 A2 WO 2010056141A2 PL 2009000101 W PL2009000101 W PL 2009000101W WO 2010056141 A2 WO2010056141 A2 WO 2010056141A2
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WO
WIPO (PCT)
Prior art keywords
steam
jet
pipe
outlet
mix
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/PL2009/000101
Other languages
English (en)
Other versions
WO2010056141A3 (fr
Inventor
Piotr Hardt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from PL386520A external-priority patent/PL386520A1/pl
Priority claimed from PL389460A external-priority patent/PL389460A1/pl
Application filed by Individual filed Critical Individual
Publication of WO2010056141A2 publication Critical patent/WO2010056141A2/fr
Publication of WO2010056141A3 publication Critical patent/WO2010056141A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/78—High-pressure apparatus
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/46—Gasification of granular or pulverulent flues in suspension
    • C10J3/48—Apparatus; Plants
    • C10J3/50—Fuel charging devices
    • C10J3/506—Fuel charging devices for entrained flow gasifiers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
    • C10J3/72—Other features
    • C10J3/80—Other features with arrangements for preheating the blast or the water vapour
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/101—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids with water only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
    • C10J2300/0953—Gasifying agents
    • C10J2300/0973—Water
    • C10J2300/0979—Water as supercritical steam
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/16—Integration of gasification processes with another plant or parts within the plant
    • C10J2300/1687—Integration of gasification processes with another plant or parts within the plant with steam generation
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
    • C10J2300/00—Details of gasification processes
    • C10J2300/18—Details of the gasification process, e.g. loops, autothermal operation
    • C10J2300/1853—Steam reforming, i.e. injection of steam only

Definitions

  • Jet gasif ⁇ er and a method of controlling its operation
  • the present invention relates to a jet gasif ⁇ er which is meant for gasifying fragmented solids of proper chemical composition, e.g. coal or, in particular, biomass, and the method of controlling its operation.
  • proper chemical composition e.g. coal or, in particular, biomass
  • Gasification consists of two principal processes: the process of pyrolysis (degassing), which results in the transformation of the solid being gasified into pyrolitic gases and carbonization product; and the process of actual gasification where the coal in the carbonization product reacts with the volatile gasification agent, usually atmospheric oxygen or steam, which in the case of the former agent results in the production of carbon monoxide and in the case of the latter agent - carbon monoxide and hydrogen and in some conditions methane (when the pressure of the process is high) and, in all cases, to the production of solid mineral components from the carbonization product.
  • the volatile gasification agent usually atmospheric oxygen or steam
  • the first type which is the most traditional and is used for gasification wood, is one where the reaction chamber where pyrolysis and then the actual gasification take place and the biomass combustion chamber form one integral component.
  • the heat required for the process is generated during the partial burning of the wood being gasified.
  • the construction of such gasifiers is similar to regular grate furnaces, with the exception that air and possibly steam (when steam is the gasifying agent) is supplied to their enlarged combustion chamber through specially located connection ports.
  • Such gasifiers also have proper outlet connection ports to remove the gas mix produced inside. Wood is put into such gasifiers from the top, often through a lock, so as to better control the quantity of air supplied into the reaction chamber.
  • the second type of existing gasifiers is one where the reaction chamber is closed and heat is supplied to the chamber using the membrane method, i.e. by heating up its walls, e.g. with gas burners supplied with some of the combustible gas produced in the gasification process.
  • the third type of gasifiers which was invented fairly recently, is gasifiers for gasification of various substances which use a liquid metal reactor (LMR).
  • the reactor consists of a ceramic container with melted metal inside. The temperature of the metal is maintained by induction currents or by gas burners.
  • the reaction chamber is the space between the surface of the melted metal and the dome (usually a ceramic one) that covers the top of the container.
  • the material to be gasified is fed into the reaction chamber from the top through a charging lock in the dome. Steam or sprayed water is fed into the chamber through a proper connection port. Another connection port is used for removing the gas mix produced in the chamber.
  • the solid mineral components produced in the gasification process float on the surface of the melted metal and are removed from the container from time to time through a tapping point.
  • drawings no. 1-5 when analyzing drawings no. 1-5, one must assume that the proportions of dimensions of elements shown therein are not technically significant, but are of qualitative importance only.
  • the drawings do not show a control system which is electrically connected with each of the components as this would make the drawing too intricate and would add any more value than the information concerning the control system that can be found in the description.
  • the drawings do not show the thermal and electric insulation of the spiral steam superheater (SS) as well as the insulation of other components, i.e. the jet pump, the reaction chamber, and the hydraulic connections between the individual components of the gasifier.
  • the solid substance to be gasified is simply called "mass.”
  • the important characteristic of the construction of the jet gasifier consists in that it includes among others the dry steam generator (SG) supplied from the outside, a steam superheater (SS), an injector jet pump (IJP), a system for feeding the ground mass to be gasified (MFS), a reaction chamber (RC), a cooler (CO) a separation system (SEP), a combustible gas container (CGC), valves, to include safety valves, and various meters and sensors, in particular temperature and pressure meters and sensors, and an electronic control system, and that these components are connected hydraulically is such a way that the steam outlet from the dry steam generator (SG) is connected, preferably through an electrically controlled pressure reducing valve (PRV), with the inlet of the steam superheater (SS), and its outlet is connected with the supply nozzle (nozzle propeller) of the injector jet pump (IJP), and its inlet port is connected through an electronically-controlled stop valve (SV) with the ground mass outlet in its feeding system (MFS), while
  • PRV electrically controlled pressure
  • SS steam superheater
  • H a heater
  • H a pipe, preferably spiral-shaped, made from a high-temperature creep resistant material that conducts electricity, preferably a superalloy
  • one end opening of the pipe is hydraulically connected with the steam outlet of the dry steam generator (SG) while the other is hydraulically connected with the supply nozzle (nozzle propeller) of the injector jet pump (IJP)
  • these connections preferably flange-type, comprise a sealing and insulating part (SI) which insulates both connected components electrically;
  • ECS electric current source
  • the pipe has temperature and pressure meters and safety valves which are also electrically connected to the electronic control system, while a properly selected superalloy of which the heater
  • fig 2 Another important characteristic of the construction of the jet gasif ⁇ er (fig 2) consists in that the heater (H) pipe in the steam superheater (SS) is divided into several electrically-insulated sections, of which each is supplied with electric power separately, in particular with currents of different intensity.
  • FIG. 2 Another important characteristic of the construction of the jet gasifier (fig. 2) consists in that the heater (H) pipe in the steam superheater (SS) has different wall thicknesses in different sections which leads to different quantities of heat being emitted in the different sections.
  • the jet gasifier consists in that its feeding system (MFS), i.e. the system for feeding ground mass to be gasified, consists of a funnel-shaped ground mass container (MC), preferably with a vibrator, and the bottom round-shaped opening of the funnel is located exactly over the inlet of the chamber of a screw driven by an electric motor (EM) and is hydraulically connected with this inlet, while the outlet of the screw chamber is located exactly over the inlet port of the injector jet pipe (IJP) and is hydraulically connected with the port through an electrically-controlled stop valve (SV), and the rotating screw collects through the open valve (SV) the ground mass from the container (MC) and moves it towards the suction port of the injector jet pipe (IJP) through which, and through the suction nozzle of the injector jet pipe (IJP), it is sucked in by a stream of steam from the supply nozzle (nozzle propeller) of the injector jet pipe (IJP), whereas the operation of the stop valve
  • MFS feeding system
  • MC funnel
  • a jet gasifier (fig. 4) constists in that its cooler (CO) is made from a metal pipe (MP), preferably in the shape of a spiral, in whose walls are installed valves (SNV) supplied from the outside with water with nozzles that spray water inside the pipe in the form of water mist.
  • MP metal pipe
  • SNV valves
  • Another important characteristic of the construction of the jet gasifier consists in that its separation system (SEP) consists of a cyclone (C), a set of dedusting filters (SDF), preferably bag filters, and a container (CON) for waste mixture of water and mineral particles, and that these elements are hydraulically connected with each other and with the remaining part of the gasifier in such a way that the outlet of the cooled and moisturized mix of gases and mineral particles from the cooler (CO) is connected, preferably using a collar packing (P) with the inlet of the cyclone (C), and the outlet of the mix of gases, free from water and mineral particles, from the cyclone is connected with the set of dedusting filters (SDF), preferably bag filters, and the outlet of the dedusted mix of gases from the set of dedusting filters is connected through a check valve (CV) with the combustible gas container (CGC), and the part of the cyclone (C) where the mix of water and mineral particles collects is connected through a drain valve (DV
  • Another important characteristic of the construction of the jet gasifier (fig. 5) consists in that its separation system (SEP) comprises a gas mix dryer.
  • SEP separation system
  • Another important characteristic of the construction of the jet gasifier (fig. 5) consists in that its separation system (SEP) comprises a module for washing carbon dioxide out of the mix of gases.
  • SEP separation system
  • SEP separation system
  • an injector jet pump consists of an inlet pipe (IP) with a constant cross-section, where one end is hydraulically connected with the steam outlet of the steam superheater (SS) and the other end - with the inlet of the reaction chamber (RC), and that the middle section of the pipe (IP) is hydraulically connected with the end of the pipe (P MFS ) whose other end is hydraulically connected with the outlet of the mass feeding system (MFS), and that the pipes (IP and P MFS ) are thermally insulated.
  • IJP injector jet pump
  • a reaction chamber consists of the proper reaction chamber (PRC) in the shape of a pipe made from a heat resistant or, preferably, high temperature creep- resistant material, which also conducts electricity and has a high heat conductivity, in particular a superalloy, and that the ends of the pipe are connected, through a proper switch, with a power source (PS), and that the chamber (PRC) has thermal and electrical insulation (I) on the outside and that these components, namely the chamber (PRC) and its insulation (I) are set in the body (B), in particular a metal one, which assures that they are rigid and their construction remains stable.
  • PRC proper reaction chamber
  • the important characteristic of the control method of the jet gasifier consists in that the dry steam generator (SG) produces from externally-supplied water a stream of dry steam with the temperature ts ⁇ and pressure P SG and that the stream is directed, preferably through a pressure reducing valve (PRV), to the steam superheater (SS) where the steam is heated up to selected high temperature tss, and from the superheater (SS), the stream of steam is lead to the supply nozzle (nozzle propeller) of the injector jet pump (IJP) where the speed of the stream is increased and its pressure is decreased below the pressure level in the mass feeding system (MFS), which is generally below 1 bar, which allows for sucking the ground mass with the stream through the inlet port of the injection jet pump (IJP) and through the open stop valve (SV) from the mass feeding system (MFS) and then for directing the stream of steam mixed with the sucked-in mass to the injector jet pipe (IJP) diffuser where the speed
  • a mix of hot gases including a residual amount of steam and mineral substance particles, is supplied to the cooler (CO), where the mix is rapidly cooled off, preferably with water mist sprayed continuously through the nozzles of the valves (SNV), and once the mix is cooled, it is supplied to the separation system (SEP) where, using one of the known methods, water and particles of mineral substances are separated from it, as well as various unwanted gases and chemical substances, and the resulting mix of combustible gases is fed through a check valve (CV) to the combustible gas container (CGC), whereas the pressure difference in the pipelines which forces a jet nature of the process is obtained by correlating the flow cross-sections of the gasifier components with the pressure of the steam generated in the steam generator (SG), namely psc and the
  • the jet gasifier has all the advantages of the jet gasifier described in the aforementioned patent application no. P-385941, as well as the following:
  • Cooling of gasification product is performed with much less water, which leads to the fact that it is not necessary to separate particles of mineral substances from it and return it for recirculation and, instead water and the particles may be immediately mixed with gravel and build aggregate or blocks by adding cement.
  • FIG. 1 An example of application for a jet gasifier is a gasifier for gasification of straw.
  • the general construction of the gasifier is shown on drawings no. 1. Additionally it consists of a steam superheater (SS) shown on drawing no. 2, a straw feeding system (MFS) shown of drawing no. 2, a cooler (CO) shown on drawing no. 4, and a separation system (SEP) shown on drawing no. 5.
  • the dry steam generator (SG) is a standard dry steam generator where the heat needed for evaporation of water comes from combustion of wood or biomass briquettes. The generator produces slightly superheated dry steam with temperature ts G > 100 0 C, but not exceeding 200 0 C, and pressure in the range of several bars.
  • the spiral heater (H) pipe of the superheater (SS) is made from a high- temperature creep INCONEL superalloy which is suitable for use in temperatures up to 1200 0 C.
  • the ends of the pipe are connected to a low- voltage power source.
  • the current flows through the pipe, which in turn heats up the steam flowing through it to the temperature tss in the range of 900-1000 0 C.
  • the spiral- shaped heater of the superheater is thermally and electrically insulated on the outside.
  • the sealing and insulating elements (SI) in flange connections insulate the heater (H) electrically from the steam generator (SG) and the injector jet pump (IJP).
  • the stream of superheated steam coming from the superheater (SS) moves to the supply nozzle of the injector jet pump (IJP) where the pressure of the steam is lowered below one bar and the flow rate of the steam increases.
  • This allows for the stream of steam to suck in the ground straw from the mass feeding system (MFS) through the inlet port of the injection jet pump (IJP) and through the open stop valve (SV).
  • the injector jet pump (IJP) is also made from INCONEL superalloy.
  • the straw feeding system (MFS) consists of a charging hopper closed on the top into which ground straw is fed from the top by a screw conveyor.
  • the charging hopper is equipped with a vibrator which causes the straw to move down in a uniform fashion towards a round narrow outlet leading to the screw chamber. It should be noted that the finer the ground straw is, the less air is in the bottom part of the charging hopper and the less air is fed with the straw to the inlet port of the injector jet pump (IJP).
  • the screw located in the chamber connected to the round outlet of the charging hopper is driven by an electric motor (EM) whose operation and rotational speed is controlled by the control system of the gasifier. By changing the rotational speed of the screw, one can increase or decrease the amount of straw fed into the injector jet pump (IJP).
  • a stop valve which is closed when the operation of the gasifier is completed or when, for some reason, the level of straw in the charging hopper drops below a permitted level.
  • the ground straw that is sucked-in by the inlet port of the injector jet pump (IJP) is mixed in the pump with a stream of hot steam and starts to heat up and travels, along with the stream of steam, to the diffuser of the injector jet pump where the pressure of the stream of steam increases above one bar, but does not exceed the original level.
  • the stream of steam mixed with straw particles flows to the reaction chamber (RC).
  • the shape of the chamber resembles that of the spiral heater (H) in the superheater (SS) and the chamber is made from the same superalloy as the heater and is also thermally insulated on the outside.
  • the length of the chamber (RC) depends on the estimated time of the processes of pyrolysis and gasification, at the assumed size of the stream of steam and the amount of straw fed to the chamber. This is why a spiral shape of the reaction chamber (RC) is better than a vertical cylindrical shape, as the former allows it to be significantly longer.
  • the temperature of steam drops while the temperature of straw particles increases as straw heats up by absorbing the energy of the surrounding steam, but in the further part of the chamber this process is reversed.
  • the pyrolysis processes in them go into the exothermic phase, which means that heat is emitted, which raises the temperature of the partly degassed particles and heats up the gases surrounding the particles.
  • the temperature of the process in the further part of the reaction chamber rises and proper gasification can take place in a temperature exceeding 800 0 C. This high temperature eliminates ring hydrocarbons and other complex compounds of carbon, hydrogen, and oxygen, thus assuring high efficiency of the gasification process.
  • proper gasification consists in effecting a reaction of the product of carbonization of straw in the process of pyrolysis, or degassing, with steam.
  • the carbonization process consists mostly of coal and small amounts of mineral compounds.
  • the coal combines with steam to produce carbon monoxide and hydrogen.
  • straw is gasified to produce small amounts of solid mineral substances.
  • the stream of the mix of gasification products, which besides gases contains the aforementioned particles of mineral substances, is fed to the cooler (CO). In the cooler, the stream gets into the water mist and is instantaneously cooled, which limits the possibility that complex compounds of carbon, hydrogen, and oxygen form during the cooling process.
  • the stream of the gasification products is fed into the separation system, namely the cyclone, where the mix of water and particles of mineral substances is separated.
  • the mix of gases flows to the set of dedusting filters (SDF), which are bag filters, which stop the dust that has not bee separated in the cyclone.
  • SDF dedusting filters
  • Such a purified mix of gases should contain only hydrogen, carbon monoxide, some carbon dioxide and a small amount of nitrogen (which sucked in with the ground straw).
  • the mix, as a final product of gasification is sent through a check valve (CV) to the combustible gas container (CGC).
  • CV check valve
  • CGC combustible gas container
  • This pressure difference is achieved by adequately correlating the working pressure of the steam generator (SG) and the working pressure of the check valve (CV), as well as the flow cross-sections of the different components of the gasifier; eventually, the pressure difference is adjusted with a pressure regulating valve (PRV).
  • PRV pressure regulating valve
  • the mix of combustible gases in the container can be used as fuel for a gas power generator.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

La caractéristique importante de la construction du gazéifieur consiste: en ce qu’il comporte entre autres: un générateur de vapeur sèche (SG) alimenté de l'extérieur, un surchauffeur de vapeur (SS), une pompe à venturi (IJP), un système d’alimentation en biomasse à gazéifier (MFS), une chambre de réaction (RC), un refroidisseur (CO), un système de séparation (SEP), un réservoir de gaz combustible (CGC), des soupapes dont des soupapes de sûreté, et divers compteurs et capteurs, en particulier de température et de pression, et un système électronique de commande; et en ce que ces composants sont reliés hydrauliquement de manière à ce que la sortie de vapeur du générateur de vapeur sèche (SG) soit connectée de préférence via un réducteur de pression (PRV) à commande électrique avec l'entrée du surchauffeur de vapeur (SS) dont la sortie est connectée à la buse d’alimentation de la pompe à venturi (IJP) et que son orifice d’entrée soit connecté via une soupape d’arrêt (SV) à commande électronique d'admission à la sortie de la biomasse dans son système d’alimentation (MFS), tandis que l’orifice de sortie de la pompe à venturi (IJP) est connectée de préférence par l'intermédiaire d’un joint à brides (P) à l’entrée de la chambre de réaction (RC) en forme de bobine spirale et en particulier de cylindre vertical, comme indiqué sur les figures No 1-5, dont l'orifice supérieur constitue l’entrée de la chambre et l'orifice inférieur sa sortie, et la sortie de la chambre (RC) est connecté de préférence par un joint à brides (P), avec l’entrée du refroidisseur (CO) et la sortie du refroidisseur (CO) est reliée à l’orifice d’entrée du système de séparation (SEP), tandis que la sortie du mélange purifié refroidi de gaz combustibles du système (SEP) est connecté via un clapet antiretour (CV) au réservoir de gaz combustible (CGC) et les soupapes à commande électronique situées dans les composants  mentionnés ci-dessus et les compteurs et les capteurs électroniques, en particuliers les compteurs et les capteurs électroniques de pression et de température sont reliés électriquement au système de commande électronique, de plus, les connexions hydrauliques entre les composants individuels du gazéifieur et la chambre de réaction (RC) et le logement de la pompe à jet (IJP) sont doublés d’une une couche d'isolation thermique, et les composants qui sont exposés à des températures élevées sont fait de matériaux résistant au fluage à haute température, des superalliages de préférence, de plus les sections des composants traversées par le flux de vapeur et les gaz produit dans le processus sont corrélées avec la pression de travail du générateur de vapeur (SG) et avec la pression de travail du clapet antiretour (CV) pour qu'ils exécutent un processus de gazéification à venturi, c,-à-d. un processus continu.
PCT/PL2009/000101 2008-11-14 2009-11-13 Gazéifieur à venturi et méthode de commande de son fonctionnement Ceased WO2010056141A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
PLP-386520 2008-11-14
PL386520A PL386520A1 (pl) 2008-11-14 2008-11-14 Nowa wersja zgazowarki strumieniowej i sposób sterowania jej pracą
PLP-389460 2009-11-04
PL389460A PL389460A1 (pl) 2009-11-04 2009-11-04 Budowa strumienicy dolotowej oraz komory reakcyjnej w zgazowarce strumieniowej

Publications (2)

Publication Number Publication Date
WO2010056141A2 true WO2010056141A2 (fr) 2010-05-20
WO2010056141A3 WO2010056141A3 (fr) 2010-10-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104449845A (zh) * 2014-12-05 2015-03-25 盐城环波能源科技有限公司 一种生物质垃圾密封型定量给料装置和使用方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL385941A1 (pl) 2008-08-25 2010-03-01 Piotr Hardt Zgazowarka strumieniowa i sposób sterowania pracą zgazowarki strumieniowej

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