CN101932374A - System and method for extracting atmospheric moisture - Google Patents
System and method for extracting atmospheric moistureDownload PDFInfo
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- CN101932374A CN101932374ACN2008801192694ACN200880119269ACN101932374ACN 101932374 ACN101932374 ACN 101932374ACN 2008801192694 ACN2008801192694 ACN 2008801192694ACN 200880119269 ACN200880119269 ACN 200880119269ACN 101932374 ACN101932374 ACN 101932374A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0003—Condensation of vapours; Recovering volatile solvents by condensation by using heat-exchange surfaces for indirect contact between gases or vapours and the cooling medium
- B01D5/0006—Coils or serpentines
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/05—Separating dispersed particles from gases, air or vapours by liquid as separating agent by condensation of the separating agent
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0033—Other features
- B01D5/0039—Recuperation of heat, e.g. use of heat pump(s), compression
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D5/00—Condensation of vapours; Recovering volatile solvents by condensation
- B01D5/0078—Condensation of vapours; Recovering volatile solvents by condensation characterised by auxiliary systems or arrangements
- B01D5/009—Collecting, removing and/or treatment of the condensate
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
- B01D53/323—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00 by electrostatic effects or by high-voltage electric fields
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
Description
[technical field]
The field of the invention normally relevant for the extraction of atmospheric water, particularly assigns to obtain the system and method for drinking water relevant for a kind of by extracting atmospheric water.
[background technology]
The earth is mainly by water body, and has the moisture on the face of land, the underground water in the water-bearing layer in soil, and the aqueous vapor in atmosphere is formed.All moisture on the ground are fresh water less than 3% only.Yet main fresh water is sealed up for safekeeping in ice cap, glacial epoch and water-bearing layer, only can be for carrying and can be used for drinking purpose less than 1% ground water supply.
In recent years, the whole world is all paid close attention to about the not enough problem of fresh water sources significantly increases.At present, the water that is provided by lake, river and artesian well is provided fresh water sources.Unfortunately, because the desert expansion causes accumulation and purity all to reduce with surprising speed, thereby these fresh water sources can not continue use forever.Moreover, many factors, for example climate change, environmental pollution and population are grown up, and all threaten the survival of fresh water sources.
Except the fresh water sources of deficiency, other has several problems relevant with drinking water supply.In the area of some rainwater rareness, seasonal rainfall or less gathering ground and less natural provincialism water reserve, the supply of drinking water is a serious problem.In addition, because of fresh water sources is not global equiblibrium mass distribution, some geographical position can't obtain available immediately fresh water.Build reservoir and seawater desalting plant and can relax the problems referred to above usually.Yet many countries can't afford seawater desalting plant because of needs higher relatively capital investment and operating cost.Another problem relevant with drinking water supply is construction and the maintenance about the drinking water distribution network, water pipe distribution network for example, and it needs to make great efforts greatly and resource.Moreover the water pipe distribution network has a limited life-span, and lack of water and pollution problems are arranged often.The water pipe distribution network is used the water pipe of being made by metal tube, pipe of concrete or polyvinyl chloride (PVC) pipe usually.Metal and pipe of concrete are vulnerable to the corrosion of mineral acid and alkaline pollutant, and the organic solution that occurs in soil and the construction material then can be absorbed and infiltrates by pvc pipe in addition.
A kind of method that overcomes the problems referred to above is to extract (extracting) moisture by atmosphere.577,000 cubic kilometers of (km are almost arranged every year3) water be evaporated in the atmosphere by water body (for example sea and river and the face of land), and stay the moisture that near the face of land air contains maximum ratio.Can extract the commercial water production system of atmospheric water and can supply drinking water, and not need to take central water source by the water distribution network of complexity.Obtain and the mode of the drinking water of providing and delivering with respect to existing, therefore this kind water production system is an attracting replacement scheme.
In principle, these commercial water production system utilizations by the cold surface of refrigerating plant cooling condense in the atmosphere steam and form water droplet and collected.This operation principles announces the 4th similar in appearance to the following exposure of applying for a patent: Ehrlich at the United States Patent (USP) of application in 1978,255, No. 937, the United States Patent (USP) of Reidy application announce the 5th, 106, No. 512, the 5th, 149, No. 446, the 5th, 203, people such as No. 989 and Morgen announce the 6th at the United States Patent (USP) of application in 2002,931,756B2 number.Appearance along with more high efficiency Refrigeration Technique, extract the price that the required power cost of a certain amount of moisture such as can be lower than at the capacity bottled water by atmosphere, or being lower than to be added by the cost of use of capacity water such as tap acquisition uses machinery and chemical filter unit boils or the extra charge of purified water.
Yet it is still higher relatively that commercial water production system comprises the hardware cost of compressor, condenser, evaporimeter and filter, thereby cause not attractive investment repayment.Moreover for the weather of low ambient temperature level or the weather of temperature fluctuation, atmospheric water extracts the difficulty that will become.Usually, the commercial water production system of these steam extraction usefulness will turn round more than 20 ℃ and under the relative humidity more than 35%.
Give the United States Patent (USP) of Swanson and announce the 3rd, 675, disclose a kind of atmospheric water gatherer No. 442, it uses a cooling coil Shen to be dipped in during fresh water bathes, and bathes with cooling fresh water.Cooled water by pumping by conduit and condensation frame.Steam in wind is by condensing above the condensation frame and entering in the gatherer.Yet cooled water is periodically sneaked into the water after condensing, and causes the water after condensing contaminated.
Give the United States Patent (USP) of Hull and announce the 5th, 056, No. 593 announcement several variations examples use static and magnetic field significantly to promote the extraction output of aquatic product in a dehumidifying heat-exchange device.Liquid water droplets is with on the ground connection or charged heat-exchange tube of electrostatic collection in the heat-exchange device.Change in the example one, ground connection or charged level-descending manner heat-exchange tube are set up draining cotton core (wicks) absorption liquid water droplets, and utilize the continuous absorption of condensate liquid and send and quicken the condensation heat transmission.Use the draining cotton core to absorb and be limited in the lip-deep condensate liquid of hot dispatch tube and may cause loss of extracting water and the growth that on the draining cotton core, promotes fungi and bacterium.In addition, heat-exchange device may conduct electricity because of the charged electrode wires between the body that is embedded in heat exchange unit and be dangerous.
Give the United States Patent (USP) of Hutchinson and announce the 7th, 000, disclose a kind of device No. 410, it uses a condensation type refrigeration system, and has several fans and two air chambers, so that by air output moisture.This device disposes a stainless steel electro-dissociator in addition, with to arround air apply electric charge, and impel the moisture that extracts by air to maximize.Described two air chambers turn round simultaneously, are mixed in the fresh importing air of just having drawn by compressor, condenser and electro-dissociator with the dehydration ionized air that will derive evaporator plate.So cause the dry new condensate water that forms of part, and cause the loss of condensate water, cause having reduced output quantity and efficient.
The United States Patent (USP) of giving No. the 02nd, 172,587, the Japanese patent laid-open of Katsumi and giving Han announces the 5th, 435, discloses the water generator that is used on the automobile No. 151.The U.S. patent application case of people such as Engel application discloses No. 20040040322 and discloses the water extraction element that similar automobile is used, and some comprise the application of center air system and portable unit.The device of all announcements is installed on existing or the outside air-conditioning system, with design of simplification system and reduction installation cost.Yet, can during night or cold current and storm wind two, drop to area, temperate zone below 20 ℃ in many environment temperatures, suitably effect is also failed in existing design.For be assembled on boats and ships and the yacht, water extraction element on travel trailer and the emergency vehicle, will highlight this problem.
Therefore, having need provide a kind of and assign to obtain the system and method for drinking water by extracting atmospheric water, and it can solve one of above-mentioned shortcoming at least.
[summary of the invention]
The embodiment that the present invention is exposed in this provides a kind of atmospheric water extraction system and a kind ofly extracts the method that atmospheric water assigns to obtain drinking water.
According to first purpose of the present invention, it discloses a kind of atmospheric water and extracts (extraction) system, comprises: a passage (passage), a cooling unit and an electro-dissociator (ioniser).Described passage comprises a condenser (condenser) portion and a cooling end disposes (inter-configured) mutually so that liquid cycles through.Described cooling unit is that hot connection (thermal communication) is in described cooling end, and in order to by extracting heat energy in the liquid by described cooling end, so that cool off described liquid, wherein said liquid can be transported to described condenser portion after by described cooling end.Described electro-dissociator becomes ionized air in order to ionization surrounding air, and wherein said ionized air becomes charged (charged), adheres on it to impel steam.Described ionized air can be transported, so that hot reciprocation (thermal interaction) is in the condenser portion of described passage, so that described steam is condensed into water droplet, and during the hot reciprocation of described ionized air and described condenser portion, the described liquid by described condenser portion receives the heat energy from described ionized air.Described liquid then can be transported to the cooling end of described passage after by described condenser portion, so that cool off (re-cooling) again.
According to second purpose of the present invention, it discloses a kind of atmospheric water extracting method.Described method comprises: a passage is provided, and it has a condenser portion and a cooling end disposes mutually so that liquid cycles through.Described method also comprises: extract the heat energy by the liquid of a cooling end, thereby use a cooling unit to cool off described liquid, wherein said cooling unit is hot to be communicated in described cooling end.Described liquid can be transported to described condenser portion after by described cooling end.Described method comprises in addition: use an electro-dissociator to become ionized air with ionization surrounding air, wherein said ionized air becomes charged, adheres on it to impel steam.Described ionized air can be transported, so that hot reciprocation is in the condenser portion of described passage, so that described steam is condensed into water droplet, and during the hot reciprocation of described ionized air and described condenser portion, the described liquid by described condenser portion receives the heat energy from described ionized air.Described liquid then can be transported to the cooling end of described passage after by described condenser portion, so that cool off again.
According to the 3rd purpose of the present invention, it discloses a kind of atmospheric water extraction system, comprises: an electro-dissociator and a condenser portion.Described electro-dissociator ionization surrounding air, to obtain ionized air thus, wherein said ionized air becomes charged, adheres on it to impel steam.Described condenser portion is positioned at by the described electro-dissociator, condensing into water droplet at the steam in the described ionized air.
[description of drawings]
Embodiments of the invention will be in hereinafter describing with reference to following accompanying drawing, wherein:
Fig. 1 shows the local schematic diagram of atmospheric water extraction system according to an embodiment of the invention; And
Fig. 2 shows the operational flowchart of the atmospheric water extraction system of Fig. 1.
[specific embodiment]
A kind of atmospheric water extraction system and a kind of method of extracting atmospheric water will be in hereinafter explanations, to solve at least one of above-mentioned shortcoming.
For the concise and to the point clearly purpose that reaches, explanation of the present invention will be in hereinafter being limited in the application of extracting about atmospheric water.Yet, the various embodiments of the invention of this not overslaugh on other are used.The basic invention of the embodiment of the invention is former should still to have intercommunity between each embodiment.
One embodiment of the invention of narrating in the detailed description that provides hereinafter is Fig. 1 and Fig. 2 with reference to the accompanying drawings, and wherein similar components is indicated with similar figure number.
With reference to shown in Figure 1, it discloses an atmospheric water extraction system 100 (hereinafter referred to as system 100) according to an embodiment of the invention, in order to extract atmospheric water (extracting atmospheric water).Describedsystem 100 comprises anextraction unit 110, apassage 111, catchment aunit 112 and acooling unit 113 usually.
Describedextraction unit 110 is in order to the steam in the air arround extracting, and has anair inlet 114 and an exhaust outlet 116 in the describedextraction unit 110, with allow described arround air flow by described extraction unit 110.Describedextraction unit 110 comprises an electro-dissociator 118 and acondenser portion 120, and wherein saidcondenser portion 120 is positioned at described electro-dissociator 118 sides.Describedextraction unit 110 comprises anair cleaner 122, aventilation blower 124 and a water-collectingtray 126 in addition.
Described electro-dissociator 118 is in order to become ionized air with air ionization arround described.Arround described electro-dissociator 118 ionization are described during air, described arround air particles in the air become and have positive electricity or negative electricity (though preferably electronegative in majority is used).Described charged air particles (ionized air) impels steam to adhere on it, so that still can extract atmospheric water under ambient temperature and humidity variation.Because the polarity of water, each hydrone has an electric dipole moment.The oxygen atom of each hydrone has a part of negative electricity, and the hydrogen atom of each hydrone has a part of positive electricity simultaneously.So, the difference of electric charge causes hydrone to attract each other and attracts mutually with other polar molecules.Because described ionized air comprises charged particle, therefore can impel steam to adhere on it based on the part negative electricity on the hydrone and part positive electricity.Described electro-dissociator 118 also can be when using describedsystem 100 in order to air disinfection arround described, and in order to suppress the growth of fungi and bacterium.
Describedcondenser portion 120 is in order to the steam in the described ionized air that condenses, to obtain water droplet.Described ionized air can be transported, so that hot reciprocation is in describedcondenser portion 120, to cause condensing of described steam.Condensing of steam is to betide dew point (dew point) temperature (condensation temperature threshold value) that a surface is cooler than described surperficial ambient air.In this temperature, air has a relative humidity and equals 100%, and air becomes water saturation.The dew-point temperature of air be relevant to the temperature of air and humidity both.Therefore, describedcondenser portion 120 must be had the dew-point temperature that a temperature is lower than described ionized air by the surface that described ionized air is flow through by the top.
Describedpassage 111 disposes mutually, so that liquid cycles through.Describedpassage 111 comprises onefirst fluid pipeline 128 and onesecond fluid pipeline 130, to interconnect describedextraction unit 110 and cooling unit 113.Describedfirst fluid pipeline 128 is in order to receive the liquid from describedcooling unit 113, with described second fluid pipeline, 130 usefulness so that described liquid returns described cooling unit 113.The describedcooling unit 113hot cooling ends 132 that are communicated in are in order to by extracting heat energy in the liquid by describedcooling end 132, so that cool off described liquid.Described liquid then can be transported to describedcondenser portion 120 after by describedcooling end 132, so that cool off surface to a temperature of describedcondenser portion 120, described temperature is the dew-point temperature that is lower than around the air on described surface, so that produce condensing of steam.The surface of describedcondenser portion 120 can be made by any material, its can be under a specific environment can be corresponding to the cooling of described material and condensing of described steam taken place.For example, described material can comprise metal, glass, plastic cement or its homologue.
In addition, the surface film shape of describedcondenser portion 120 is coated with food grade materials, and for example the public health of using according to management drinking water contact material stipulates to select gold, tin, teflon (Teflon) or its homologue.The surface of describedcondenser portion 120 preferably is coated with any material that gold maybe can promote thermal conduction rate.Describedcondenser portion 120 is preferably designed to and makes air circulation, speed and described lip-deep air-distribution all can reach optimization, to reach the optimization speed that steam extracts.
Describedcooling unit 113 comprises adriving group 136, so that described liquid moves to describedcondenser portion 120 by describedcooling unit 113 by described first fluid pipeline 128.Describeddriving group 136 comprises a starter valve (actuator valve) 138 and one liquid pumping (pump) 140.Describedliquid pumping 140 is a kind of in a centrifugal pumping and the displacement pumping (displacement pump).In addition, describedcooling unit 113 can be in conjunction with external refrigeration source (not illustrating), the cooling liquid with the heat energy that extracts described liquid.Described external refrigeration source can comprise a cooling agent, and freon (Freon) for example is to extract the heat energy of described liquid.So, extract the heat energy of described liquid except relying on describedcooling end 132, describedcooling unit 113 also can utilize described external refrigeration to originate to cool off described liquid.Described liquid is a kind of in water and the ethanol, or its homologue.Describedcooling unit 113 comprises atemperature measuring equipment 142 in addition, the temperature of the described liquid that passes through with measurement.The temperature of described liquid is preferably in 5 ℃ to 15 ℃ scope.
Before air is subjected to described electro-dissociator 118 ionization arround described, described arround theair cleaner 122 of air by described extraction unit 110.Describedair cleaner 122 in order to filter described arround air, and be positioned at the adjacent domain of described electro-dissociator 118.Describedair cleaner 122 also can be positioned at the adjacent domain of describedair inlet 114 or described air inlet 114.Moreover describedair cleaner 122 is removable, therefore can be changed where necessary.
On the other hand, describedventilation blower 124 is positioned at the adjacent domain of describedcondenser portion 120, and in order to air arround described is moved and is directed in the described extraction unit 110.Describedventilation blower 124 preferred forms are for based on air shifter or its homologue of impeller (impeller), its can be controlled and change described arround the flow velocity of air.The flow velocity of air arround the utilization change is described can make desire obtain enough steam and be condensed in describedcondenser portion 120 upward required air-flow generation convection current of surface.Describedventilation blower 124 also can be positioned at or be adjacent to described exhaust outlet 116.Person skilled in the art person can confirm the directed or location of describedair cleaner 122 andventilation blower 124 easily, effectively to reach clean or air-flow or the circulation of controlling Dust Capacity arranged in describedextraction unit 110.
The water-collectingtray 126 of describedextraction unit 110 is in order to receive the water droplet from described condenser portion 120.Described water-collectingtray 126 is positioned at describedextraction unit 110, thereby received water droplet can be led to the describedunit 112 that catchments.Theunit 112 that catchments of describedsystem 100 comprises a water leg 144, adriving group 146 and awater purifier 148.
Described water leg 144 is in order to receive the water droplet from described water-collecting tray 126.Described water leg 144 preferably comprises a sediment filter (not illustrating), to filter received water droplet.Described water leg 144 comprises in addition: alevel measurement device 150, to measure the water level of described water leg 144; And awater purifier 152 is to purify received water droplet.Describedlevel measurement device 150 is optics or float switch pattern, and describedwater purifier 152 preferably comprises a ultraviolet ray or ozone generating machine simultaneously.In addition, describedwater purifier 152 can be incorporated other filters into, and it comprises any machinery, chemistry or the biological filtration system that is applicable to purified water in order to drink purpose.
Describeddriving group 146 is in order to the water that transports described water leg 144 and collectwater purifier 148 places to the describedunit 112 that catchments.Describeddriving group 146 is a kind of in a liquid pumping, a centrifugal pumping and the displacement pumping.Describeddriving group 146 provides extra gravitational pressure, extracts outside the described water leg 144 with the water that will collect, and by describedwater purifier 148 transfer water.Describedwater purifier 148 comprise any can be to the appropriate device of water sterilization, for example suitable chemical devices, heating element heater, ultraviolet radiation emitter or its homologue.Be suitable for by the water behind the describedwater purifier 148 and close in drinking, and can be transported to external equipment or any storage place by aliquid conduits 153.
Describedsystem 100 comprises in addition: atemperature measuring equipment 154, with the temperature of air arround measuring; And a relativehumidity measurement device 156 is with the relative humidity of air arround measuring.In addition, describedsystem 100 comprises in addition: acontroller 158, and to control described system 100.Describedcontroller 158 can be incorporated into a sender interface module, with transmit any control signal operate need in the describedsystem 100 to instruct, any electrical driving element and the part of sender and/or power supply.
Describedcontroller 158 preferably comprises a microprocessor (not illustrating), to store and executive software application or embedded code, to produce suitable control signal according to a preprogrammed instruction (pre-programmed instructions) group.The data that measures can be handled in describedcontroller 158 in addition, wherein handles to have comprised and logins, reads and write, stores and back up, analyzes and show data that measure and/or control usefulness.In addition, describedcontroller 158 is incorporated into external computer device by wired or wireless data interchange interface (not illustrating).At last, the electric power that is supplied to describedcontroller 158 andsystem 100 can be the single-phase or many phase alternating current from transmission of electricity distribution network or mobile generator (for example using the generator that uses in boats and ships, yacht, travel trailer, the platform that makes hole, construction site and other similar places).Perhaps, electric power can be supplied by direct current.
Fig. 2 discloses operating process Figure 200 of described system 100.In astep 210, to describedsystem 100 times, describedcontroller 158 activates described electro-dissociator 118 andventilation blowers 124 at supply electric power.Moreover, describedcontroller 158 presets period interval sampling by the measured data of thetemperature measuring equipment 154 of thetemperature measuring equipment 142 of describedcooling unit 113, describedlevel measurement device 150, describedsystem 100 and relativehumidity measurement device 156, with the data that obtains thus to measure one.In astep 212, describedcontroller 158 is then analyzed the above-mentioned data that measures, and the decision operation pattern, and can show the above-mentioned data that measures so that an operator of describedsystem 100 carries out vision monitoring.
Then, in astep 214, the operator scheme that describedcontroller 158 is judged according to describedstep 212 captures (retrieve) required control signal.Moreover in astep 216, describedcontroller 158 is searched the required control signal of the required element of describedsystem 100 based on the above-mentioned data that measures.At last, in astep 218, control the counter element that signal is transferred into describedsystem 100 by the correspondence that describedstep
The operational example of describedsystem 100 system provides as hereinafter:
(a) the described ambient temperature that measures when describedtemperature measuring equipment 154 is greater than one first pre-set threshold value TLA01The time; (b) when described relativehumidity measurement device 156 measure described arround relative humidity greater than one first preset level RHL01The time; (c) temperature of the liquid of the describedcooling end 132 that measures when described temperature measuringequipment 142 is lower than a pre-set threshold value TLCHIThe time; (d) water level in the described water leg 144 that describedlevel measurement device 150 detects does not reach a preset water level WLCHIThe time; And (e) if having an outside aqua storage tank (being incorporated into described system 100) and described outside aqua storage tank when not showing " full water " state (not illustrating), describedcontroller 158 will be selected one first operator scheme, and it is denoted as one " normally " pattern.
If meet above-mentioned condition, describedcontroller 158 will be opened describedstarter valve 138, to allow flowing into describedfirst fluid pipeline 128 from the liquid of described cooling end 132.Moreover describedcontroller 158 activates described liquid pumping 140, to carry described liquid to describedcondenser portion 120 by described first fluid pipeline 128.Described liquid then utilizes describedsecond fluid pipeline 130 and is circulated back to describedcooling end 132 by described condenser portion 120.During the hot reciprocation of described ionized air and describedcondenser portion 120, receive the heat energy of described ionized air by the described liquid of described condenser portion 120.Described liquid then can be transported to thecooling end 132 of describedpassage 111, so that cool off after by describedcondenser portion 120 again.Described liquid by describedpassage 111 is isobaric (isobaric) basically.
The excess draught that is produced by describedventilation blower 124 may overslaugh extract steam by air arround described.Therefore, the speed of the described air-flow that is produced by describedventilation blower 124 should preferably be controlled at a default optimization speed.Describedcontroller 158 can be controlled describedventilation blower 124, and describedcontroller 158 obtains a default air-flow by the fan speed of adjusting described ventilation blower 124.In described first operator scheme, describedcontroller 158 is set the fan speed of describedventilation blower 124 for low speed or middling speed.Air then can be controlled and utilize describedventilation blower 124 to be induced in the describedsystem 100 arround described.The air that enters is followed an ionized field (ionising field) that produces by described electro-dissociator 118 at first by described air cleaner 122.Described ionized air is followed by describedcondenser portion 120, and is centered around the surface of describedcondenser portion 120, and condensing of steam taken place herein.The water droplet that obtains in the back of condensing then drips on the described water-collectingtray 126, and is led in the described water leg 144.Describedlevel measurement device 150 is measured the water level in the described water leg 144, with detecting preset high water level (WLCHI) and low water level (WLCLO).
During described normal mode, reach the low water level (WLC that the water level that measures when describedlevel measurement device 150 reaches a preset water levelLO) time, thewater purifiers 152 in the described water leg 144 will be activated according to a continuity or regular benchmark by describedcontroller 158, make the describedwater purifier 152 one first section duration WPU that periodically has been activatedON1, and stop to activate one second section duration WPUOFF1It is a preset high water level (WLC that the water level that measures when describedlevel measurement device 150 detectsHI) time, and if having described outside aqua storage tank and described outside aqua storage tank when not showing " full water " state, describedcontroller 158 activates describeddriving group 146, so that will be sent to thewater purifier 148 by the describedunit 112 that catchments from the water of described water leg 144.Describedcontroller 158 can activate describedwater purifier 148 according to a continuity or regular benchmark
(a) the described ambient temperature that measures when describedtemperature measuring equipment 154 is between the described first pre-set threshold value TLA01And one second pre-set threshold value TLA02Between the time; (b) when described relativehumidity measurement device 156 measure described arround relative humidity be equal to or greater than described preset level RHLLOThe time; (c) temperature of the liquid of the describedcooling end 132 that measures when described temperature measuringequipment 142 is equal to or less than described pre-set threshold value TLCLOThe time; (d) water level in the described water leg 144 that describedlevel measurement device 150 detects does not reach described preset water level WLCHIThe time; And (e) if having described outside aqua storage tank (being incorporated into described system 100) and described outside aqua storage tank when not showing " full water " state (not illustrating), describedcontroller 158 is selected one second operator scheme, and it is denoted as one " ice-cold " pattern.
If meet above-mentioned condition, describedcontroller 158 will be operated describedsystem 100 by performed identical control and the steps in decision-making of " normally " pattern as described.Sole exception is the temperature of air arround described when low, and the fan speed of describedventilation blower 124 is configured at a high speed, with the air circulation in the adjacent domain that increases describedcondenser portion 120, to cause higher steam condensation efficiency.
(a) the described ambient temperature that measures when describedtemperature measuring equipment 154 is lower than the described second pre-set threshold value TLA02The time; Or (b) when described relativehumidity measurement device 156 measure described arround relative humidity be lower than one second preset level RHL02The time; Or the temperature of the liquid of the describedcooling end 132 that (c) measures when described temperature measuringequipment 142 is higher than a pre-set threshold value TLCHIThe time; Or (d) water level in the described water leg 144 that describedlevel measurement device 150 detects equals or exceeds described preset water level WLCHIThe time; Or (e) if having described outside aqua storage tank (being incorporated into described system 100) and described outside aqua storage tank when showing " full water " state (not illustrating), describedcontroller 158 is selected one the 3rd operator scheme, and it is denoted as one " time-out " pattern.
If meet any of above-mentioned condition, describedcontroller 158 will stop all and extract the required step of steam.Yet described electro-dissociator 118 andventilation blower 124 can continue to operate by the control of described controller 158.Having needs, and describedcontroller 158 also can continue to monitor all measurement mechanisms.Moreover the water level in the described water leg 144 should be at WLCLOOn, describedcontroller 158 can continue to activate according to a continuity or regular benchmark thewater purifier 152 of described water leg 144.
The instance parameter that preferably is used for extracting atmospheric water in the describedsystem 100 is as follows:
1) TLA01=25 ℃ and TLA02=15 ℃, it is as in order to distinguish the temperature threshold values of described operator scheme;
2) RHL01=50% and RHL02=25%, it is as in order to distinguish the relative humidity threshold values of described operator scheme;
3) TLCLO=5 ℃ and TLCHI=15 ℃, it is as the temperature threshold values of the liquid that is subjected to 132 coolings of described cooling end, in order to activate and to stop to activate describedstarter valve 138 anddriving group 146; And
4) WPUON1=30 seconds and WPUOFF1=45 seconds, in order to periodically to activate and to interrupt the running time of thewater purifier 152 of described water leg 144.
Described by arround air extract steam and provide a solution with thesystem 100 that obtains drinking water, do not need vast water distribution network with results moisture.Therefore, describedsystem 100 is suitable for indoor, outdoor, fixed and mobile unit.Moreover, owing to can using external refrigeration source (for example existing freezing and central air conditioner system), describedsystem 100 cools off described liquid with the heat energy that extracts described liquid, therefore describedsystem 100 provides a cost-effective water manufacturing system, and only needs the cost of less equipment, running and maintenance.
In addition, describedsystem 100 air themperature arround is low also can be operated to 15 ℃ of following times, therefore make describedsystem 100 be suitable for many indoor and outdoor, fixed and portable application, can use incessantly in the torrid areas, air themperature has been lower than the area, temperate zone under the temperature that the existing system designing institute can turn round arround also can be used for.
As mentioned above, the method that an atmospheric water extraction system and is extracted atmospheric water describes according to one embodiment of the invention, to solve at least one of above-mentioned shortcoming.Though only disclose one embodiment of the present of invention, but the present invention is not limited to the particular form or the configuration of said elements, and those of ordinary skill in the art should understand and can carry out various changes and/or modification under scope of the present invention and the spirit not violating in view of above-mentioned exposure.
Claims (25)
Translated fromChineseApplications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SG200716417-1 | 2007-10-01 | ||
| SG200716417-1ASG151140A1 (en) | 2007-10-01 | 2007-10-01 | System and method for extracting atmospheric water |
| PCT/SG2008/000260WO2009045168A1 (en) | 2007-10-01 | 2008-07-18 | System and method for extracting atmospheric water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101932374Atrue CN101932374A (en) | 2010-12-29 |
Family
ID=40526463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801192694APendingCN101932374A (en) | 2007-10-01 | 2008-07-18 | System and method for extracting atmospheric moisture |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20100212348A1 (en) |
| CN (1) | CN101932374A (en) |
| ES (1) | ES2379326B1 (en) |
| GB (1) | GB2467241A (en) |
| SG (1) | SG151140A1 (en) |
| WO (1) | WO2009045168A1 (en) |
| ZA (1) | ZA201002984B (en) |
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Also Published As
| Publication number | Publication date |
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| SG151140A1 (en) | 2009-04-30 |
| ZA201002984B (en) | 2011-07-27 |
| WO2009045168A1 (en) | 2009-04-09 |
| GB201005381D0 (en) | 2010-05-12 |
| ES2379326B1 (en) | 2013-02-15 |
| GB2467241A (en) | 2010-07-28 |
| US20100212348A1 (en) | 2010-08-26 |
| ES2379326A1 (en) | 2012-04-25 |
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