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WO2009073134A1 - Système de filtration eau - air - Google Patents

Système de filtration eau - air Download PDF

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Publication number
WO2009073134A1
WO2009073134A1 PCT/US2008/013152 US2008013152W WO2009073134A1 WO 2009073134 A1 WO2009073134 A1 WO 2009073134A1 US 2008013152 W US2008013152 W US 2008013152W WO 2009073134 A1 WO2009073134 A1 WO 2009073134A1
Authority
WO
WIPO (PCT)
Prior art keywords
air
water
ambient air
potable water
filter
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/US2008/013152
Other languages
English (en)
Inventor
James C. Taylor
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
Application filed by Individual filed Critical Individual
Publication of WO2009073134A1 publication Critical patent/WO2009073134A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/42—Liquid level

Definitions

  • a method of producing liquid water from the atmosphere comprising the steps of passing a first stream of air past a heat absorbing element of a heat transfer system to cause water to precipitate onto the heat absorbing element; mixing the first air stream with a second air stream; passing the mixed air streams past the heat dissipating element of the heat transfer system; varying the proportion of amount of air from the first and second air streams to a predetermined ratio which is a function of the atmospheric conditions.
  • U.S. Patent Number 6,755,037 which issued on June 29, 2004 to inventor Daniel R. Engel, discloses an apparatus and method for extracting filtered potable drinking water from air through the use of a refrigeration system (10- 10R) including a compressor (12), evaporator (39), fan (56) condenser (30), and a reservoir system (14-14D).
  • This apparatus may take the form of an indoor unit (10- 10F), window or wall mounted unit (10G- 10J), or a portable or mobile indoor/outdoor unit (10M- 10L), and may be integrated with an existing air conditioning system (10K, 10L) and/or a conventional refrigerator (10J-10L), or mounted in a vehicle (10R).
  • U.S. Patent Number 7,373,787 which issued on May 20, 2008 to inventor Francis C. Forsberg et al. discloses a portable, potable-water generator for producing high-purity liquid water by condensation of water vapor from ambient air.
  • the generator employs an air filter to remove particulates and aerosols from the incoming air.
  • An enclosed heat absorber cools the filtered air to its dew point and collects droplets of condensate into a condensate collector. Before discharge, the collected dew is treated in a bacteriostat loop to destroy adventitious living organisms and to filter out undesirable and dangerous contaminants.
  • a recirculation loop provides the ability to recirculate stored condensate, including during periods of inactivity. Further, quick disconnect fittings and variable length flexible tubing allows use of the invention to serve remote dispensers and/or appliances and allow use of municipal water treated through the apparatus in low condensate situations.
  • the alternative source comprises a five-gallon bottle of water and the mounting for the bottle includes a removable cover for preventing contamination of the system when the bottle is not in place.
  • the system provides purified dry, make-up air to a home or office air conditioning system and dehydration cabinet, while producing pure atmospheric condensation from humidity found in the air and purifying the air and water for breathing, dispensing and drinking purposes.
  • U.S. Patent Application Number 2007/0175234 which was published on August 2, 2007 for inventor Roger Pruitt, discloses a system and method that utilize a hybrid mechanical and evaporative air conditioning system to produce potable drinking while cooling an enclosure.
  • the system operates on direct current, making it suitable for use in areas effected by natural disaster, power outage, or simply rural locations without access to electricity.
  • the conditioning system includes both evaporative air conditioning and mechanical air conditioning functioning components to produce a water discharge. The system is operated to cool an enclosure. A portion of the water discharge is then drawn off and purified for use as drinking water.
  • a primary object of the present invention is to provide a water and air purifying device for integration into a structure or building having sufficient capacity to provide clean water and facilitate the prevention of "sick indoor air quality" conditions from occurring within said building.
  • Another object of the present invention is to provide a water and air purifying device for integration into a structure or building having a plurality of operating modes including but not limited to, providing clean water and air while cooling or heating it, providing just water purification or just storing the filtered water.
  • Yet another object of the present invention is to provide a water and air purifying device for integration into a structure or building having air filtering means consisting of a plurality of filters, charcoal filters, evaporator coils and UV irradiation treatment.
  • Still yet another object of the present invention is to provide a water and air purifying device for integration into a structure or building having a water filtering means provisioned by usage of a coated evaporator coil, filters and UV irradiation.
  • Another object of the present invention is to provide a water and air purifying device for integration into a structure or building having a solitary structure whereby it can be installed and operated from a single location and unit.
  • Yet another object of the present invention is to provide a water and air purifying device for integration into a structure or building having an additional water storage area with its own UV irradiation source for disinfection.
  • the invention is a method of treating ambient air within a HVAC unit to cool and heat the ambient air and generate potable water therefrom for on demand use comprising: a) selecting an operative state for the HVAC unit so that the ambient air is processed as the source for generating the potable water; b) filtering the ambient air to remove airborne particles from the ambient air; c) bathing the ambient air in UV-C light to kill bacteria in the air prior to and during water droplet formation on a coated evaporator coil; d) collecting the water droplets into a receptacle as potable water for on demand use; e) bathing the collected potable water in UV-C light during storage to prevent bacterial growth in the potable water; and f) dispensing the potable water through a mineral filter and pump to maintain a desired pot
  • the step of selecting an operative state includes setting a thermostat for cooling or heating the ambient air.
  • the step of setting a thermostat includes controlling vents whereby the ambient air is taken from the group of exterior-structure ambient air, interior-structure ambient air and mixing exterior and interior structure ambient air.
  • the step of filtering consists of moving the ambient air through a pre-air filter to remove large particle matter from the ambient air.
  • the step of filtering further consists of moving the ambient air through a high-efficiency filter to remove smaller particle matter passing through the pre-air filter.
  • the step of filtering further consists of moving the ambient air through a charcoal filter for removal of odor and chemical vapors.
  • the step of bathing the ambient air in UV-C light includes mounting a UV-C light approximate the coated evaporator coil exposing the ambient air and condensing water droplets to bacteria killing UV-C light.
  • the collecting of the water droplets includes mounting a receptacle under the coated evaporator coil for accumulating the water droplets into potable water.
  • bathing the collected potable water includes mounting a UV-C light generator within the potable water receptacle to continuously bath the potable water in UV-C light thereby eliminating the potential of bacterial contamination of the potable water.
  • the method further comprises sensing the level of potable water within said potable water receptacle for shutting the water generating system off.
  • the invention is an apparatus for selectively processing ambient air within a HVAC unit for producing temperature controlled air and potable water for on demand use comprising: a) a housing with a controller for selectively activating the HVAC unit whereby ambient air is temperature regulated and used as an evaporation source for generating potable water; b) a filter system for removing particle matter from the ambient air prior to generating potable water; c) a UV-C generating light positioned approximate a coated evaporator coil for killing bacteria prior to and during water droplet formation on the coated evaporator coil; d) a receptacle for accumulating the water droplets into potable water; e) a UV- C light positioned within the potable water receptacle for killing bacteria and preventing contamination of the potable water; f) a pump and mineral filter for maintaining a desired pH for the potable water; and g) a housing resident valve for dispensing the water on demand.
  • the controller activates one of a water-generating system, a venting system, a cooling system and a heating system so that the ambient air is temperature regulated and used as an evaporation source for generating potable water.
  • the controller is a manual controller for selecting at least one of the HVAC systems.
  • the controller is a programmable controller for selecting at least one of the HVAC systems.
  • the filtering system includes a pre-air filter, high-efficiency filter and a charcoal filter.
  • the receptacle for accumulating the water droplets is at least one container for collecting the system generated condensed water.
  • the receptacle for accumulating the condensed water droplets is a plurality of receptacles in fluid communication with each other.
  • said controller incorporates a vent control switch whereby source-air being processed is selectable from the group of exterior-structure air, interior-structure air and mixing exterior and interior structure air.
  • said controller incorporates a cooling control switch having an evaporator- compressor-condenser system cooling the ambient air.
  • said controller incorporates a heating control switch having an evaporator-compressor-condenser system heating the ambient air.
  • the present invention overcomes the shortcomings of the prior art by providing a solitary unit for providing a water and air purifying device for integration into a structure or building having air filtering means comprising a plurality of filters, charcoal filters, evaporator coils and UV irradiation treatment, for the purpose of eliminating "sick air conditions" by the delivery of clean conditioned air and potable drinking water. Additionally the present invention may be utilized as a conventional HVAC unit for the provision of heating and / or cooling of a building.
  • FIGURE 1 is an illustrative view of a preferred embodiment of the present invention.
  • FIGURE 2 is a sectional view of a preferred embodiment of the present invention.
  • FIGURE 3 is a detailed sectional view of a preferred embodiment of the present invention.
  • FIGURE 4 is a detailed sectional view of a preferred embodiment of the present invention.
  • FIGURE 5 is a detailed sectional view of a preferred embodiment of the present invention.
  • FIGURE 6 is a cross sectional view of a preferred embodiment of the present invention.
  • FIGURE 7 is a cross sectional view of a preferred embodiment of the present invention.
  • FIGURE 8 is a cross sectional view of a preferred embodiment of the present invention.
  • HVAC heating, ventilating and air conditioning
  • Air then passes through a pre-air filter 22, high efficiency filter 24 and a charcoal filter 28.
  • the air then passes through a coated evaporator coil 40 where it is cooled by refrigeration and the condensed water drops down into a potable water storage tank 104.
  • UV-C (ultraviolet C, short wave or germicidal) light 42 is installed on the discharge of the coated evaporator coil 40 that further kills bacteria in the air and condensed water, and keeps the evaporator coils clean.
  • the air is then drawn through a fan 50 and then through a heating / reheat coil 54.
  • the air discharge supplies air through a supply air damper 64 and a supply air opening 66 to a conditioned space.
  • Exhaust air damper 116 is closed.
  • a space heating and cooling thermostat 126 in the conditioned space controls for the heating and cooling. When the space cooling is satisfied, the refrigeration system will cycle off and the fan 50 will continue to run.
  • the refrigeration cycle will consist of a refrigerant compressor 82 that discharges hot gas through an open Sporlan CDS control valve 58 (Parker Hannifin Corp., Sporlan Division, Washington, MO) to a coated condenser coil 78 where the gas refrigerant is condensed into a liquid by the condenser fan and motor 80 that then discharges through a refrigerant filter dryer 86, open refrigerant solenoid valve 90 and refrigerant expansion valve 92. It enters a coated evaporator coil 40 where the air passes over and water is condensed. Suction lines 122 draw refrigerant back to a refrigerant compressor 82. Sporlan CDS control valve 56 will be closed.
  • return air control damper 100 and damper motor 14 will open the outside air damper 16 with an outside air damper motor 118 that will close to a minimum position.
  • the damper will be controlled by a space thermostat 126.
  • the air will be drawn through a pre-air filter 22, high efficiency filter 24 and a charcoal filter 28 wherethen it is passed through a coated evaporator coil 40, then through a fan 50 and discharged through heating / reheating coil 54.
  • the air then goes through a supply air damper 64 to a conditioned space.
  • the exhaust air damper 116 will be closed,
  • the refrigerant compressor 82 will discharge hot gas through a Sporlan CDS control valve 56 which will open, then will pass through a heating / reheating coil 54. Refrigerant will then be drawn back into the compressor.
  • Sporlan CDS control valve 58 will be close.
  • Return air and outside air will be drawn through a return air control damper 100 and outside air damper 16 by a return air damper motor 14 and outside air damper motor 118.
  • the air will then be drawn through a pre-air filter 22, high-efficiency filter 24 and a charcoal filter 28. It will then pass through a coated evaporator coil 40 where the air will be cooled and condensed and water will fall into the potable water storage tank 104.
  • a discharge bulb thermostat 110 will maintain 55 degrees F. or a preset temperature.
  • a UV-C light 42 will kill any bacteria in the air and condensed water and clean the coil.
  • the air is then drawn through a fan 50 and heating/reheat coil 54. Air will then discharge through a supply air damper to the conditioned space.
  • the exhaust air damper 116 will be closed.
  • Return air control damper 100 will close by the damper motor 14 and outside damper 16 will modulate the outside air damper motor 118.
  • the air will be drawn through a pre-air filter 22, high efficiency filter 24 and charcoal filter 28. Air will then pass through the coated evaporator coil 40 controlled by the discharge bulb thermostat 110 to maintain 55 degrees F or other preset temperature that will condense the moisture out of the air and the condensed water will fall into an insulated potable water storage tank 102.
  • a UV-C light 42 will kill bacteria in the air and condensed water and keep the coated evaporator coil 40 clean.
  • the air will then be drawn through a fan 50 and heating/reheating coil 54 that will be off.
  • the water is collected into a built-in potable water holding tank that fills the body of the unit.
  • the water is treated first by the air filtration system (22, 24, 28); then by a UV-C light 42 at the coated evaporator coil 40.
  • An additional water tank UV-C light 88 is installed in the main storage area.
  • the water passes through a mineral filter and pump 36 to maintain proper PH.
  • a water level switch 34 controls the water level. If the tank is full the water level switch 34 will energize and close the outside damper 16 to the minimum position and open the return air control damper 100. If in water making mode only the water level switch 34 senses if the tank is full and will shut down the system. In the event of level control failure, the tank has an overflow 38. Drain 130 will drain to end user or a secondary holding tank.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physical Water Treatments (AREA)

Abstract

L'invention porte sur un appareil et sur un procédé pour générer de l'eau potable. Un mode de réalisation préféré consiste en un dispositif ou module indépendant pour bâtiments et structures qui nettoie, purifie, conditionne et génère de l'eau potable au moyen d'air distribué à une pluralité de filtres, d'une bobine d'évaporation et d'une irradiation aux ultraviolets (UV), l'eau générée étant stockée pour une utilisation à la demande. De plus, la présente invention présente l'aptitude à chauffer et à refroidir l'air traité par la présente invention afin qu'il soit utilisé comme source de chauffage ou de climatisation primaire ou supplémentaire pour une structure.
PCT/US2008/013152 2007-12-03 2008-11-25 Système de filtration eau - air Ceased WO2009073134A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US495207P 2007-12-03 2007-12-03
US61/004,952 2007-12-03

Publications (1)

Publication Number Publication Date
WO2009073134A1 true WO2009073134A1 (fr) 2009-06-11

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ID=40718030

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PCT/US2008/013152 Ceased WO2009073134A1 (fr) 2007-12-03 2008-11-25 Système de filtration eau - air

Country Status (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2970677A1 (fr) * 2011-01-24 2012-07-27 Peugeot Citroen Automobiles Sa Dispositif de purification combine pour automobile
US10012133B1 (en) 2017-02-13 2018-07-03 Ford Global Technologies, Llc Method and system for maintaining an engine coolant level
US10710863B2 (en) 2018-05-30 2020-07-14 Ford Global Technologies, Llc Water bottle filling system for a motor vehicle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4478048A (en) * 1984-03-05 1984-10-23 General Electric Company Air sensing control system for air conditioners
US5822997A (en) * 1995-12-08 1998-10-20 Gas Research Institute Thermostat setback recovery method and apparatus
US20050139552A1 (en) * 2002-02-25 2005-06-30 Forsberg Francis C. Portable, potable water recovery and dispensing apparatus
US20050173352A1 (en) * 2002-05-01 2005-08-11 Burrows John A. Fluid purification

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4478048A (en) * 1984-03-05 1984-10-23 General Electric Company Air sensing control system for air conditioners
US5822997A (en) * 1995-12-08 1998-10-20 Gas Research Institute Thermostat setback recovery method and apparatus
US20050139552A1 (en) * 2002-02-25 2005-06-30 Forsberg Francis C. Portable, potable water recovery and dispensing apparatus
US20050173352A1 (en) * 2002-05-01 2005-08-11 Burrows John A. Fluid purification

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2970677A1 (fr) * 2011-01-24 2012-07-27 Peugeot Citroen Automobiles Sa Dispositif de purification combine pour automobile
WO2012101345A1 (fr) * 2011-01-24 2012-08-02 Peugeot Citroen Automobiles Sa Dispositif de purification combine pour automobile
US10012133B1 (en) 2017-02-13 2018-07-03 Ford Global Technologies, Llc Method and system for maintaining an engine coolant level
US10151233B2 (en) 2017-02-13 2018-12-11 Ford Global Technologies, Llc Method and system for maintaining an engine coolant level
RU2682793C1 (ru) * 2017-02-13 2019-03-21 Форд Глобал Текнолоджиз, Ллк Способ и система для поддержания уровня охлаждающей жидкости двигателя
US10710863B2 (en) 2018-05-30 2020-07-14 Ford Global Technologies, Llc Water bottle filling system for a motor vehicle

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