CN106979573A - Membrane type liquid desiccant air conditioning - Google Patents
Membrane type liquid desiccant air conditioning Download PDFInfo
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- CN106979573A CN106979573A CN201710343499.XA CN201710343499A CN106979573A CN 106979573 A CN106979573 A CN 106979573A CN 201710343499 A CN201710343499 A CN 201710343499A CN 106979573 A CN106979573 A CN 106979573A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0003—Exclusively-fluid systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/0001—Control or safety arrangements for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/007—Ventilation with forced flow
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- 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
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/06—Superheaters
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- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
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- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
- F25B43/006—Accumulators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1435—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification comprising semi-permeable membrane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/144—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by dehumidification only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1458—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Atmospheric Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Central Air Conditioning (AREA)
Abstract
Include compressor, auxiliary air cooler, First Heat Exchanger, the second heat exchanger, fluid reservoir, hollow fiber film type regenerator, auxiliary cooler and hollow fiber film type dehumidifier the invention discloses a kind of membrane type liquid desiccant air conditioning.The application drives liquid desiccant air conditioning using carbon dioxide recycle heat pump, carbon dioxide is used as refrigeration working medium, environment friendly and pollution-free, the refrigerant that can cause environmental disruption than traditional R134a, R22, R407c etc. has a clear superiority, and carbon dioxide working medium has fewer environmental impacts.Meanwhile, carbon dioxide follows that trans critical cycle rejection temperature is higher, and the demand of dehumidification solution regeneration can be met very well.In addition, the application using hollow fiber film type regenerator and hollow fiber film type dehumidifier as solution dehumidification and the part of regeneration, the problem of solving conventional solution dehumidification air conditioner because dehumidification solution is directly contacted with air, and produce carrying dehumidification solution in air-supply.
Description
Technical field
The present invention relates to refrigerated dehumidification technical field, more specifically to a kind of membrane type liquid desiccant air conditioning.
Background technology
In the prior art, independent Temperature and Humidity Control air-conditioning system, due to temperature and humidity control is divided in into two independences
System control, it is to avoid traditional condensing air-conditioning system is dehumidified and cooled with same low temperature cold source, and causes energy quality
Waste and high energy consumption.As humidity control system, liquid desiccant air conditioning burden indoor whole latent heat loads and part sensible heat are negative
Lotus, liquid desiccant air conditioning can be good at that the solution of dehumidifying cool to meet to dehumidify to want due to the mobility of dehumidification solution
Ask, carrying out heating to the weak solution after dehumidifying meets regeneration requirements.Heat pump due to providing hot and cold simultaneously for solution dehumidification system
Amount, realization makes full use of to the energy, therefore is that heat pump driven solution dehumidifying air-conditioning system is most potential driving
Mode.
In the prior art, heat pump is generally with R22 (CHCLF2, monochlorodifluoromethane), R134a (1,1,1,2- tetrafluoro second
Alkane), R407C be working medium, above-mentioned working medium can cause serious greenhouse effects, aggravate global warming, cause extreme gas arid,
The phenomenons such as flood, hurricane take place frequently.Some even damage the ozone layer, and make more solar ultraviolet irradiation earth, threaten the mankind to be good for
Health, the influence to environment is more serious.
In addition, using the working medium heat pump such as R134a, R22, R12, R407c, condensation temperature it is not high (be usually no more than 60 DEG C, it is no
Then heat pump COP is dramatic declines), and exothermic process temperature is basically unchanged, and heat transfer temperature difference is relatively low, can not meet dehumidification solution again
Gave birth to range request (60 DEG C or so of the temperature that solution regeneration needs).
In summary, the cold that heat pump driven solution dehumidifying air-conditioning system is provided in the prior art how is efficiently solved
The problem of needing heat to mismatch and have greater environmental impacts with regeneration with the cold that solution dehumidification needs with heat, is current sheet
Art personnel's urgent problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of membrane type liquid desiccant air conditioning, the membrane type liquid desiccant air conditioning
Structure design can efficiently solve the cold and heat that heat pump driven solution dehumidifying air-conditioning system is provided in the prior art
The problem of cold needed with solution dehumidification needs heat to mismatch and have greater environmental impacts with regeneration.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of membrane type liquid desiccant air conditioning, including：
Compressor；
Air cooler is aided in, the working medium import of the auxiliary air cooler is connected with the sender property outlet of the compressor, the work
Matter is cooled in the auxiliary air cooler；
There are the first heat exchanger channels and the second heat exchanger channels, the auxiliary gas in First Heat Exchanger, the First Heat Exchanger
The inlet communication of the sender property outlet of cooler and first heat exchanger channels, the working medium is dropped in first heat exchanger channels
Temperature；
There are the 3rd heat exchanger channels and the 4th heat exchanger channels, the described 3rd changes in second heat exchanger, second heat exchanger
The import of the passage of heat and the first heat exchanger channels outlet, the outlet of the 3rd heat exchanger channels and the work of the compressor
Matter inlet communication, the working medium is heated up in the 3rd heat exchanger channels, and the working medium is CO2；
Fluid reservoir for storing dehumidification solution；
Hollow fiber film type regenerator, dehumidification solution import and the fluid reservoir of the hollow fiber film type regenerator
Outlet, dehumidification solution concentration in the hollow fiber film type regenerator is raised；
Auxiliary cooler, the dehumidification solution import of the auxiliary cooler and the dehumidifying of the hollow fiber film type regenerator
Taphole is connected, the dehumidification solution outlet of the auxiliary cooler and the inlet communication of the 4th heat exchanger channels, described to remove
Wet solution cools in the auxiliary cooler；
Hollow fiber film type dehumidifier, the dehumidification solution import of the hollow fiber film type dehumidifier and the described 4th heat exchange
The outlet of passage, the dehumidification solution outlet and the import of second heat exchanger channels of the hollow fiber film type dehumidifier connect
It is logical, the outlet of second heat exchanger channels and the inlet communication of the fluid reservoir, the dehumidification solution is in the hollow-fibre membrane
Moisture is absorbed in formula dehumidifier and concentration is reduced.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to regenerator, the regenerator is interior to have the 5th heat exchange logical
Road and the 6th heat exchanger channels, the 5th heat exchanger channels are serially connected with entering for the logical outlet of first heat exchange and the 3rd heat exchanger channels
Between mouthful, the 6th heat exchanger channels be serially connected with the 3rd heat exchanger channels outlet and the working medium import of the compressor it
Between.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, outlet and the 3rd heat exchanger channels of the 5th heat exchanger channels
Expansion valve is also serially connected between import.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to liquid-liquid heat exchanger, the liquid-liquid heat exchanger includes the
Seven heat exchanger channels and the 8th heat exchanger channels, and the 7th heat exchanger channels are serially connected with the dehumidifying of the hollow fiber film type regenerator
Between taphole and the dehumidification solution import of the auxiliary cooler, the 8th heat exchanger channels are serially connected with the doughnut
Between the dehumidification solution outlet and the import of second heat exchanger channels of membrane type dehumidifier.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to the fluid reservoir and hollow fiber film type are arranged at again
Solution pump between raw device.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to heat recovery system, it includes water receiver, through described
The first cooling water channel and the second cooling water channel through the auxiliary cooler of air cooler are aided in, cooling water flows through described first
It is back to after cooling water channel and the second cooling water channel in water receiver.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, first cooling water channel and the second cooling water channel are arranged in parallel.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to air system, it includes air-to-air total heat exchanger, exhaust blower
With new blower fan, the air inlet of the new blower fan is located outside, and the wind blown out from the air outlet of the new blower fan sequentially passes through described
The fresh air end of air-to-air total heat exchanger and hollow fiber film type dehumidifier；The air outlet of the exhaust blower is located outside, into the row
Air first sequentially passes through the air outlet and hollow fiber film type regenerator of the air-to-air total heat exchanger before the air inlet of blower fan.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, in addition to for detecting the second heat exchange of the First Heat Exchanger
First temperature detector of the outlet solution temperature of passage, for detect the second heat exchanger the 4th heat exchanger channels outlet solution
The second temperature detector of temperature, by-passing valve, liquid is heated in the fluid reservoir electrical auxiliary heater can be given, institute is arranged at
State the first motorized adjustment valve control at the cooling water inlet of auxiliary air cooler and be arranged at the cold of the auxiliary cooler
But the second motorized adjustment valve control at water inlet, and the by-passing valve can realize the import and outlet of the fourth lane
Between connection.
Preferably, in above-mentioned membrane type liquid desiccant air conditioning, the dehumidification solution is the LiBr that mass concentration is 30~50%
Solution.
From the foregoing, it will be observed that the application drives liquid desiccant air conditioning using carbon dioxide recycle heat pump, carbon dioxide is used as refrigeration
Working medium, environment friendly and pollution-free, the refrigerant that can cause environmental disruption than traditional R134a, R22, R407c etc. has a clear superiority,
Have fewer environmental impacts.Meanwhile, it is higher that carbon dioxide follows trans critical cycle rejection temperature, and dehumidification solution regeneration can be met very well
Demand.In addition, the application uses hollow fiber film type regenerator and hollow fiber film type dehumidifier as solution dehumidification and again
Raw part, solves conventional solution dehumidification air conditioner because dehumidification solution is directly contacted with air, and carries and remove in generation air-supply
The problem of wet solution.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of membrane type liquid desiccant air conditioning provided in an embodiment of the present invention；
Fig. 2 is the schematic flow sheet of heat recovery system provided in an embodiment of the present invention.
In Fig. 1-2：
1st, compressor；2nd, air cooler is aided in；3rd, First Heat Exchanger；4th, regenerator；5th, expansion valve；6th, the second heat exchanger；7、
Fluid reservoir；8th, solution pump；9th, hollow fiber film type regenerator；10th, liquid-liquid heat exchanger；11st, hollow fiber film type dehumidifier；12、
Air-to-air total heat exchanger；13rd, exhaust blower；14th, new blower fan；15th, auxiliary cooler；16th, water receiver；17th, the first electric control valve is controlled
Device；18th, the second motorized adjustment valve control；19th, the first temperature detector；20th, second temperature detector；21st, auxiliary electrical heater
Device；22nd, by-passing valve；The temperature detectors of 23- the 3rd, 24- moisture detectors；
E, water supply end；F, backwater end.
Embodiment
It is an object of the invention to provide a kind of membrane type liquid desiccant air conditioning, the structure design of the membrane type liquid desiccant air conditioning
The cold and heat of heat pump driven solution dehumidifying air-conditioning system offer in the prior art can be efficiently solved with solution dehumidification
The problem of cold needed needs heat to mismatch and have greater environmental impacts with regeneration.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-Fig. 2 is referred to, the membrane type liquid desiccant air conditioning that the present invention is provided includes：Compressor 1, auxiliary air cooler 2, the
One heat exchanger 3, the second heat exchanger 6, fluid reservoir 7, hollow fiber film type regenerator 9, auxiliary cooler 15 and hollow-fibre membrane
Formula dehumidifier 11.Wherein, there are the first heat exchanger channels and the second heat exchanger channels, the first heat exchanger channels and the in First Heat Exchanger 3
Two heat exchanger channels mutually exchange heat, and have the 3rd heat exchanger channels and the 4th heat exchanger channels in the second heat exchanger 6, the 3rd heat exchanger channels and
4th heat exchanger channels mutually exchange heat.
Multiple parts of membrane type liquid desiccant air conditioning are segmented into CO2Circulating heat pump system and the dehumidification solution circulatory system,
Wherein CO2Circulating heat pump system includes compressor 1, auxiliary air cooler 2, the first heat exchanger channels and the 3rd heat exchanger channels, compressor 1
Sender property outlet and auxiliary air cooler 2 working medium inlet communication, the auxiliary sender property outlet of air cooler 2 and entering for the first heat exchanger channels
Mouth connection, the outlet of the first heat exchanger channels and the inlet communication of the 3rd heat exchanger channels, outlet and the compressor 1 of the 3rd heat exchanger channels
Working medium inlet communication.Working medium is CO in the application2, CO2In CO2Circulated in circulating heat pump system, specifically, CO2In compression
The gaseous state CO of HTHP is compressed to form in machine 12, the then gaseous state CO of HTHP2Into auxiliary air cooler 2 and with auxiliary
Cooling water inside air cooler 2 is exchanged heat, to realize the gaseous state CO in auxiliary air cooler 2 to HTHP2Cooled.
CO after cooling in auxiliary air cooler 22Carried out into the first heat exchanger channels and with the dehumidification solution in the second heat exchanger channels
Heat exchange, the CO in First Heat Exchanger 32Cool and reach regeneration temperature (60 DEG C of left sides to flow through the dehumidification solution of second channel and heat up
It is right) requirement.CO2Enter the 3rd heat exchanger channels of the second heat exchanger 6 after being come out from the first heat exchanger channels, and it is logical with the 4th heat exchange
Dehumidification solution in road is exchanged heat with the heat in absorption dehumidifying solution, the CO in the 3rd heat exchanger channels2Heat up and the 4th changes
Dehumidification solution cooling in the passage of heat, is finally down to the dehumidification solution temperature in the 4th heat exchanger channels and meets dehumidification requirements.From
The CO of 3rd heat exchanger channels discharge2Then the working medium inlet flow through compressor 1 returns compressor 1, so completes working medium CO2Circulation.
The dehumidification solution circulatory system includes fluid reservoir 7, hollow fiber film type regenerator 9, auxiliary cooler the 15, the 4th and exchanged heat
Passage, the heat exchanger channels of hollow fiber film type dehumidifier 11 and second.The outlet of fluid reservoir 7 and hollow fiber film type regenerator 9
Dehumidification solution inlet communication, dehumidification solution outlet and the dehumidification solution of auxiliary cooler 15 of hollow fiber film type regenerator 9
Inlet communication, dehumidification solution outlet and the inlet communications of the 4th heat exchanger channels of auxiliary cooler 15, the 4th heat exchanger channels go out
The dehumidification solution inlet communication of mouth and hollow fiber film type dehumidifier 11, the dehumidification solution outlet of hollow fiber film type dehumidifier 11
With the inlet communication of the second heat exchanger channels, the outlet of the second heat exchanger channels and the inlet communication of fluid reservoir 7.Specific dehumidification solution is followed
During ring, the temperature stored in fluid reservoir 7 is higher, and the relatively low dehumidification solution of concentration enters in hollow fiber film type regenerator 9, and
The dehumidifying that temperature is low, the higher solution of concentration, is flowed out from doughnut diaphragm type regenerator 9 is formed in hollow fiber film type regenerator 9
Solution enters in auxiliary cooler 15 and exchanged heat with the cooling water inside auxiliary cooler 15, so that dehumidification solution temperature is entered
One step is reduced.From auxiliary cooler 15 flow out dehumidification solution enter the 4th heat exchanger channels in and with two in the 3rd heat exchanger channels
Carbonoxide working medium carries out heat exchange, and dehumidification solution cooling is to become the concentrated solution that temperature is relatively low after heat exchange, from the 4th heat exchanger channels
The concentrated solution that the temperature of outflow is relatively low enters hollow fiber film type dehumidifier 11, and progress dehumidifies final in hollow fiber film type dehumidifying
The solution that temperature is high, concentration is dilute is obtained in device 11.The solution that temperature is high, concentration is dilute flowed out from hollow fiber film type dehumidifier 11
The second heat exchanger channels are entered back into, and heat exchange is carried out with the carbon dioxide working medium in the first heat exchanger channels, dehumidification solution heating becomes
Into the solution that temperature is higher, concentration is relatively low, fluid reservoir 7 is flowed back to from the import through fluid reservoir 7 after the outflow of the second heat exchanger channels, so
Form the circulation of dehumidification solution.
From the foregoing, it will be observed that the application drives liquid desiccant air conditioning using carbon dioxide recycle heat pump, carbon dioxide is used as refrigeration
Working medium, environment friendly and pollution-free, the refrigerant that can cause environmental disruption than traditional R134a, R22, R407c etc. has a clear superiority,
Have fewer environmental impacts.Meanwhile, it is higher that carbon dioxide follows trans critical cycle rejection temperature, and dehumidification solution regeneration can be met very well
Demand, solve the cold that heat pump driven solution dehumidifying air-conditioning system is provided in the prior art and cool down with solution with heat to need
Cold and heating need the unmatched problem of heat.In addition, the application uses hollow fiber film type regenerator 9 and doughnut
Membrane type dehumidifier 11 solves conventional solution dehumidification air conditioner because dehumidification solution and air as solution dehumidification and the part of regeneration
Directly contact, and produce the problem of carrying dehumidification solution in air-supply, and hollow fiber film type dehumidifier/regenerator, packing density
Larger, or fountain dehumidifier/regenerator floor space tower compared to filler is small.
Pressure carbon dioxide is less than its critical pressure during 1 air-breathing of compressor, and evaporating temperature is less than its critical-temperature, and compresses
The pressure at expulsion of machine 1 is higher than its critical pressure, and temperature is higher than its critical-temperature.Absorbed heat during carbon dioxide recycle subcritical
Under the conditions of carry out, heat transfer process is mainly completed by latent heat, liquid carbon dioxide heat absorption vaporization；But circulating cooling exchanged heat
Journey is completed by sensible heat, the process that the condensation heat release compared to synthesis refrigerant R134a, R407c etc. is undergone phase transition, carbon dioxide
Exothermic process is not undergone phase transition, and alternating temperature amplitude is larger, and the amount of heat needed with dehumidification solution regenerative process coincide.And
And membrane type liquid desiccant air conditioning, first by CO2The cold and heat of trans critical cycle heat pump are applied in solution dehumidification simultaneously
With in regenerative process.
In the present embodiment, CO2Circulating heat pump system also includes having the 5th heat exchange logical in regenerator 4, and regenerator 4
Road and the 6th heat exchanger channels, the 5th heat exchanger channels are serially connected between the logical outlet of the first heat exchange and the import of the 3rd heat exchanger channels,
The logical outlet of i.e. first heat exchange and the inlet communication of the 5th heat exchanger channels, outlet and the 3rd heat exchanger channels of the 5th heat exchanger channels
Inlet communication.6th heat exchanger channels are serially connected between the outlet of the 3rd heat exchanger channels and the working medium import of compressor 1, i.e., the 3rd changes
The outlet of the passage of heat and the inlet communication of the 6th heat exchanger channels, the outlet of the 6th heat exchanger channels connects with the working medium import of compressor 1
It is logical.The effect of regenerator 4 is after making the carbon dioxide after cooling by First Heat Exchanger 3 and being heated up by the second heat exchanger 6
Carbon dioxide is exchanged heat, and can improve the efficiency of heat pump.
Further, expansion valve 5 is also serially connected between the outlet and the import of the 3rd heat exchanger channels of the 5th heat exchanger channels, i.e.,
Become to enter the after low-temp low-pressure liquid carbon dioxide after the expanded valve 5 of carbon dioxide of the outlet outflow of the 5th heat exchanger channels
Three heat exchanger channels.
In above-described embodiment, the gaseous carbon dioxide of the HTHP of the sender property outlet of compressor 1 first passes through auxiliary air cooler
2, with aiding in the cooling water of air cooler 2 to be exchanged heat, the gaseous carbon dioxide after cooling is molten in First Heat Exchanger 3 and dehumidification regeneration system
Liquid is exchanged heat, and is raised the temperature of dehumidification solution and is reached (60 DEG C or so) requirements of regeneration temperature, the gaseous state titanium dioxide of low temperature
Carbon becomes low-temp low-pressure liquid two after First Heat Exchanger 3 comes out after the 5th pipeline and expansion valve 5 that sequentially pass through regenerator 4
Carbonoxide, subsequently into the second heat exchanger 6, is exchanged heat in the second heat exchanger 6 with dehumidification solution, the heat of absorption dehumidifying solution
It is reduced to dehumidification solution temperature and meets dehumidification requirements.Here auxiliary air cooler 2 can be by perceiving the of First Heat Exchanger 3
Whether the temperature of two heat exchanger channels outlet reaches the temperature (60 DEG C or so) of setting, the water-supply quantity of regulation auxiliary air cooler 2 with
Ensure the temperature of setting.
In another embodiment, the dehumidification solution circulatory system can also include liquid-liquid heat exchanger 10, and liquid-liquid heat exchanger 10 is wrapped
Include the 7th heat exchanger channels and the 8th heat exchanger channels, and the 7th heat exchanger channels be serially connected with hollow fiber film type regenerator 9 dehumidifying it is molten
Liquid export and the dehumidification solution import of auxiliary cooler 15 between, i.e., hollow fiber film type regenerator 9 dehumidification solution outlet with
7th heat exchanger channels entrance is connected, the outlet of the 7th heat exchanger channels and the dehumidification solution inlet communication of auxiliary cooler 15.8th changes
The passage of heat is serially connected between the outlet of the dehumidification solution of hollow fiber film type dehumidifier 11 and the import of the second heat exchanger channels, i.e., hollow
Dehumidification solution outlet and the 8th heat exchanger channels inlet communication of fiber membrane type dehumidifier 11, the outlet of the 8th heat exchanger channels is changed with second
The inlet communication of the passage of heat.Liquid-liquid heat exchanger 10 can be such that the dense dehumidification solution of the high temperature after regeneration enters with the dilute dehumidification solution of low temperature
Row heat exchange, is conducive to regeneration/dehumidifying of dehumidification solution.
Further, the dehumidification solution circulatory system also includes being arranged between fluid reservoir 7 and hollow fiber film type regenerator 9
Solution pump 8, in order to convey dehumidification solution into hollow fiber film type regenerator 9.
In above-mentioned membrane type liquid desiccant air conditioning, heat recovery system can also be included, heat recovery system includes water receiver 16, worn
The first cooling water channel and the second cooling water channel through auxiliary cooler 15 of auxiliary air cooler 2 are crossed, it is cold that cooling water flows through first
But it is back to after water route and the second cooling water channel in water receiver 16.Specifically, the first cooling water channel and the second cooling water channel are in parallel
Set, certain first cooling water channel and the second cooling water channel can also be arranged in series.Heat recovery system has water supply end E and backwater
F, wherein backwater end F is held to be connected with water receiver 16.When carrying out recuperation of heat, cooling water is from water supply end E, respectively through auxiliary gas
Cooler 2, auxiliary cooler 15；Then backwater end F is converged to, can be for preparation into the water in water receiver 16, water receiver 16
The hot water of life.Cooling water temperature is 20 DEG C or so, and auxiliary air cooler working medium end temperature is up to 90 DEG C, by aiding in air cooler
Cooling water can have 5~10 DEG C of temperature rise；35 DEG C or so of auxiliary cooler solution end entrance temperature, cooling water can have 3~6
DEG C temperature rise.These cooling waters after being heated are collected into water receiver 16, it is possible to reduce the energy consumption of heating hot water for life, made
The energy of whole system is fully used, and cooling water here can be municipal water supply, can also be the satisfaction such as rivers, lake
The natural cooling source of sanitary condition.
Preferably, above-mentioned membrane type liquid desiccant air conditioning also includes the second heat exchanger channels for detecting First Heat Exchanger 3
First temperature detector 19 of outlet solution temperature, for detect the second heat exchanger 6 the 4th heat exchanger channels outlet solution temperature
The second temperature detector 20 of degree, by-passing valve 22, the electrical auxiliary heater 21 that can be heated to liquid in fluid reservoir 7, it is arranged at
It is described auxiliary air cooler 2 cooling water inlet at the first motorized adjustment valve control 17 and be arranged at auxiliary cooler 15
The second motorized adjustment valve control 18 at cooling water inlet, and by-passing valve 22 can realize the import and outlet of fourth lane
Between connection.First cooling water channel of so auxiliary air cooler 2 can be by adjusting output, it is ensured that the of First Heat Exchanger 3
The temperature of two heat exchanger channels outlet meets the demand of dehumidification solution regeneration at setting value (60 DEG C or so).Auxiliary cooler 15
Second cooling water channel can be by adjusting output, it is ensured that the temperature of the heat exchanger channels import of the second heat exchanger 6 the 4th is in setting value
(20 DEG C or so), meet the demand of dehumidification solution dehumidifying.Dehumidification solution is that mass concentration is 30~50% in the embodiment
LiBr solution.
Because humidity load changes, the blasting humidity value changes of setting, fresh air temperature change, air draft humidity change, air draft temperature
Degree change etc. factor, cause system capacity to mismatch, First Heat Exchanger 3 caloric receptivity and the thermal discharge of the second heat exchanger 6 and solution it is cold
But the cold needed needs heat match control process as follows with heating：
When the blasting humidity step-down that humidity load increases, new air temperature is raised, set, cause the 4th of the second heat exchanger 6
The temperature of the outlet of heat exchanger channels is higher than the temperature (20 DEG C or so) of setting, i.e. cold prepared by the second heat exchanger 6 is less than solution
Cold required for cooling.Now second temperature detector 20 detects temperature higher than setting value, second temperature detector 20 with
Second motorized adjustment valve control 18 produces linkage, increases the aperture of valve, makes the cooling water flow by auxiliary cooler 15
Increase.After a period of time, second temperature detector 20 detects the temperature of the outlet of the heat exchanger channels of the second heat exchanger 6 the 4th again,
If temperature is higher than setting value, the second motorized adjustment valve control 18 is acted, and increases valve opening；If temperature is just equal to setting
Value, the second motorized adjustment valve control 18 keeps original valve opening；If temperature is less than setting value, the control of the second electric control valve
Device 18 is acted, and reduces valve opening, while by-passing valve is opened.After a period of time, said process is repeated.
When humidity load reduces, new air temperature is reduced, the blasting humidity of setting is raised, cause the 4th of the second heat exchanger 6
Temperature (20 DEG C or so) of the temperature less than setting of heat exchanger channels outlet, i.e. it is cold that cold prepared by the second heat exchanger 6 is more than solution
Required cold.Now second temperature detector 20 detects temperature less than setting value, second temperature detector 20 and the
Two motorized adjustment valve controls 18 produce linkage, reduce the aperture of valve, subtract the cooling water flow by auxiliary cooler 15
It is small, while by-passing valve 22 is opened.After a period of time, second temperature detector 20 detects the 4th heat exchange of the second heat exchanger 6 again
The temperature of channel outlet, if temperature is higher than setting value, the second motorized adjustment valve control 18 is acted, and increases valve opening；If warm
Degree is just equal to setting value, and the second motorized adjustment valve control 18 keeps original valve opening；If temperature is less than setting value, second
Motorized adjustment valve control 18 is acted, and reduces valve opening, while by-passing valve 22 is opened.After a period of time, said process is repeated.
When air draft water capacity diminishes, temperature of outgoing air is raised, and make the temperature of the outlet of the heat exchanger channels of First Heat Exchanger 3 second
Degree is more than the heat required for solution regenerates higher than the heat that the temperature (60 DEG C or so) set, i.e. First Heat Exchanger prepare 3.This
When the first temperature detector 19 detect temperature higher than setting value, the first temperature detector 19 and the first motorized adjustment valve control
17 produce linkage, increase the aperture of valve, make by aiding in the cooling water flow of air cooler 2 to increase.After a period of time, the first temperature
Degree detector 19 detects the temperature of the outlet of the heat exchanger channels of the second heat exchanger 6 second again, if temperature is higher than setting value, the first electricity
Dynamic governor valve control device 17 is acted, and increases valve opening；If temperature is just equal to setting value, the first motorized adjustment valve control 17
Keep original valve opening；If temperature is less than setting value, the first motorized adjustment valve control 17 is acted, and reduces valve opening, together
When electrical auxiliary heater 21 open.After a period of time, said process is repeated.
When air draft water capacity becomes big, temperature of outgoing air reduction, and the temperature for exporting the second heat exchanger channels of First Heat Exchanger 3
It is less than the heat required for solution regenerates less than heat prepared by the temperature (60 DEG C or so) of setting, i.e. First Heat Exchanger 3.Now
First temperature detector 19 detects temperature less than setting value, the first temperature detector 19 and the first motorized adjustment valve control 17
Produce linkage and reduce valve opening, while electrical auxiliary heater 21 is opened.After a period of time, the first temperature detector 19 again
The temperature of the outlet of the heat exchanger channels of two heat exchanger 6 second, if temperature is higher than setting value, the first motorized adjustment valve control 17 is moved
Make, increase valve opening；If temperature is just equal to setting value, the first motorized adjustment valve control 17 keeps original valve opening；
If temperature is less than setting value, the first motorized adjustment valve control 17 is acted, and reduces valve opening, and electrical auxiliary heater 21 is opened.
After a period of time, said process is repeated.
Under most of operating conditions, the cold and heating that solution cooling needs need heat approximate phase on absolute figure
Deng, by liquid-liquid heat exchanger 10, auxiliary cooler 15, the second heat exchanger 6 cooling, solution can be cooled to setting value (20
DEG C or so), and the heat exchange amount of First Heat Exchanger 3 and the auxiliary heat exchange amount sum of air cooler 2 are equal to the wasted work and second of compressor 1
The heat exchange amount sum of heat exchanger 6, in terms of the heat exchange efficiency and heat exchange amount in view of First Heat Exchanger 3 after, First Heat Exchanger 3
Heat exchange amount is still higher than the heat that solution heats needs, therefore auxiliary air cooler 2 needs to run and takes away unnecessary heat, this part band
The heat walked can be for preparing hot water for life.Now auxiliary air cooler 2 is run, and electrical auxiliary heater 21 is not run.
Under a small number of operating conditions, when humidity load increase, the blasting humidity step-down of setting, the moisture that solution needs away
Increase, if more than during the maximum moisture removal of system design, the heat that now prepared by First Heat Exchanger 3 can not meet dehumidifying will
Ask, now the first electric control valve 17 is closed, and electrical auxiliary heater 21 just brings into operation, and such case seldom occurs.
In above-mentioned membrane type liquid desiccant air conditioning, air system can also be included, it includes air-to-air total heat exchanger 12, exhaust blower 13
With new blower fan 14, the air inlet of new blower fan 14 is located outside, and the wind blown out from the air outlet of new blower fan 14 sequentially passes through full heat and changed
The fresh air end of hot device 12 and hollow fiber film type dehumidifier 11.The air outlet of exhaust blower 13 is located outside, into exhaust blower 13
Air first sequentially passes through the air outlet and hollow fiber film type regenerator 9 of air-to-air total heat exchanger 12 before air inlet.In new blower fan 14
In the presence of, outdoor fresh air sequentially passes through the fresh air end of air-to-air total heat exchanger 12 and hollow fiber film type dehumidifier 11 is laggard enters the room
It is interior.In the presence of exhaust blower 13, indoor exhaust wind sequentially passes through air outlet and the hollow fiber film type regeneration of air-to-air total heat exchanger 12
Outdoor is drained into again after device 9.The effect of air-to-air total heat exchanger 12 is the fresh air for making outdoor high temperature high humidity with the air draft of indoor low temperature low humidity
Total heat exchange is carried out, the organic efficiency to air draft energy can be improved.Specifically, outdoor air sequentially passes through new blower fan 14 and full heat
Total heat exchange is carried out with the indoor exhaust wind under being acted on by exhaust blower 13 behind the fresh air end of heat exchanger 12, fresh air is tentatively cooled,
Dehumidifying, subsequently into hollow fiber film type dehumidifier 11, carries out caloic with dehumidification solution and exchanges, fresh air is further cooled,
Dehumidifying, the fresh air being finally processed is admitted to interior.Indoor exhaust wind passes through exhaust blower 13 and the air outlet of air-to-air total heat exchanger 12
Afterwards, Total heat exchange is carried out with the outdoor fresh air under being acted on by new blower fan 14, air draft is tentatively heated up, subsequently into doughnut
Membrane type rewetting device, carries out caloic with actified solution and exchanges, high temperature weak solution is become low temperature concentrated solution, last air draft becomes high temperature
The outdoor that the air of high humidity is discharged.The dehumidification solution circulatory system also includes being used to detect hollow fiber film type dehumidifier 11 weeks
The 3rd temperature detector 23 and moisture detector 24 for the humiture enclosed.
The dehumidification solution that the dehumidification solution circulatory system is used in above-described embodiment is the LiBr that mass concentration is 30~50%
Solution.The entrance of solution pump 8 connects the outlet of fluid reservoir 7, and in the presence of solution pump 8, dehumidification solution sequentially passes through doughnut
Diaphragm type regenerator 9, the 7th heat exchanger channels of liquid-liquid heat exchanger 10, auxiliary cooler 15, the 4th heat exchange of the second heat exchanger 6 are led to
In 8th heat exchanger channels and the second heat exchanger channels of First Heat Exchanger 3 in road, liquid-liquid heat exchanger 10, last fluid reservoir 7.Molten
In the presence of liquid pump 8, the relatively low dehumidification solution of temperature higher concentration passes through hollow fiber film type regenerator 9, in hollow-fibre membrane
Caloic is carried out with the wind after the air outlet of full heat exchanger to exchange, become the higher solution of temperature low concentration in formula regenerator 9；So
Afterwards by the 7th heat exchanger channels of liquid-liquid heat exchanger 10, so that the dehumidification solution of high temperature and the dehumidification solution of low temperature are exchanged heat,
Reduction cooling and the load of heated solution；The dehumidification solution flowed out from the first heat exchanger channels enters auxiliary cooler 15, in auxiliary
The inner dehumidification solution of cooler 15 makes dehumidification solution temperature further reduce by the heat exchange with cooling water；Then from supplement heat rejecter
The dehumidification solution that device 15 is discharged enters the second heat exchanger channels of the second heat exchanger 6, and carries out heat exchange with carbon dioxide working medium, becomes
Into the relatively low concentrated solution of temperature；The relatively low concentrated solution of temperature enters hollow fiber film type dehumidifier 11, is removed in hollow fiber film type
Caloic is carried out with the fresh air at the fresh air end by air-to-air total heat exchanger 12 to exchange, become the solution of temperature high-concentration dilute in wet device 11；
Then from hollow fiber film type dehumidifier 11 discharge dehumidification solution sequentially pass through liquid-liquid heat exchanger 10 the 8th heat exchanger channels and
Second heat exchanger channels of First Heat Exchanger 3, heat exchange is carried out with carbon dioxide working medium, and the concentration for becoming temperature higher concentration is relatively low
Solution, into fluid reservoir 7 after can be used for prepare domestic hot-water.
Wherein, the effect of hollow fiber film type regenerator 9 is：High temperature weak solution is allowed with passing through the air outlet of air-to-air total heat exchanger 12
Wind carry out caloic exchange, in the process, hydrone can only be passed through, and dehumidification solution is blocked on the solution channel of pellicle
Side, while not influenceing the exchange process of heat, the moisture in high temperature weak solution is discharged into air draft in the presence of vapour pressure, is made
Solution becomes the solution that temperature is relatively low, concentration is higher.The effect of hollow fiber film type dehumidifier 11 is：Low temperature concentrated solution is allowed with passing through
The wind for crossing the fresh air end of air-to-air total heat exchanger 12 carries out caloic exchange, in the process, can only pass through hydrone, and solution is blocked on
The solution channel side of pellicle, while not influenceing the moisture in the exchange process of heat, fresh air to be discharged in the presence of vapour pressure
Into low temperature concentrated solution, solution is set to become the solution that temperature is higher, concentration is relatively low.The effect of auxiliary cooler 15 is：To entering
The temperature of dehumidification solution before second heat exchanger 6 is controlled, and the dehumidification solution made it into before the second heat exchanger 6 is maintained at 20
DEG C or so.
The heat exchanger 6 of First Heat Exchanger 3 and second can be double pipe heat exchanger.Regenerator 4 and liquid-liquid heat exchanger 10
It can be bushing type.The all parts of membrane type liquid desiccant air conditioning are connected by pipeline, and pipeline outer wrap has thermal insulating material
Material.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of membrane type liquid desiccant air conditioning, it is characterised in that including：
Compressor (1)；
Air cooler (2) is aided in, the working medium import of the auxiliary air cooler (2) is connected with the sender property outlet of the compressor (1), institute
Working medium is stated in the auxiliary air cooler (2) to be cooled；
There are the first heat exchanger channels and the second heat exchanger channels, the auxiliary in First Heat Exchanger (3), the First Heat Exchanger (3)
The inlet communication of the sender property outlet of air cooler (2) and first heat exchanger channels, the working medium is in first heat exchanger channels
Cooled；
There are the 3rd heat exchanger channels and the 4th heat exchanger channels, the described 3rd in second heat exchanger (6), second heat exchanger (6)
The import of heat exchanger channels and the first heat exchanger channels outlet, outlet and the compressor of the 3rd heat exchanger channels
(1) working medium inlet communication, the working medium is heated up in the 3rd heat exchanger channels, and the working medium is CO2；
Fluid reservoir (7) for storing dehumidification solution；
Hollow fiber film type regenerator (9), dehumidification solution import and the fluid reservoir of the hollow fiber film type regenerator (9)
(7) outlet, dehumidification solution concentration in the hollow fiber film type regenerator (9) is raised；
Auxiliary cooler (15), dehumidification solution import and the hollow fiber film type regenerator of the auxiliary cooler (15)
(9) dehumidification solution outlet, the dehumidification solution outlet of the auxiliary cooler (15) and entering for the 4th heat exchanger channels
Mouth connection, the dehumidification solution cools in the auxiliary cooler (15)；
Hollow fiber film type dehumidifier (11), the dehumidification solution import and the described 4th of the hollow fiber film type dehumidifier (11)
The outlet of heat exchanger channels, dehumidification solution outlet and second heat exchanger channels of the hollow fiber film type dehumidifier (11)
Inlet communication, the outlet of second heat exchanger channels and the inlet communication of the fluid reservoir (7), the dehumidification solution is described
Moisture is absorbed in hollow fiber film type dehumidifier (11) and concentration is reduced.
2. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including regenerator (4), the backheat
There are the 5th heat exchanger channels and the 6th heat exchanger channels, the 5th heat exchanger channels are serially connected with what first heat exchange was led in device (4)
Between outlet and the import of the 3rd heat exchanger channels, the 6th heat exchanger channels are serially connected with outlet and the institute of the 3rd heat exchanger channels
Between the working medium import for stating compressor (1).
3. membrane type liquid desiccant air conditioning according to claim 2, it is characterised in that the outlet of the 5th heat exchanger channels with
Expansion valve (5) is also serially connected between the import of 3rd heat exchanger channels.
4. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including liquid-liquid heat exchanger (10), institute
Liquid-liquid heat exchanger (10) is stated including the 7th heat exchanger channels and the 8th heat exchanger channels, and the 7th heat exchanger channels be serially connected with it is described
Between the dehumidification solution outlet and the dehumidification solution import of the auxiliary cooler (15) of hollow fiber film type regenerator (9), institute
State the 8th heat exchanger channels be serially connected with the hollow fiber film type dehumidifier (11) dehumidification solution outlet and the described second heat exchange it is logical
Between the import in road.
5. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including being arranged at the fluid reservoir
(7) solution pump (8) between hollow fiber film type regenerator (9).
6. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including heat recovery system, it includes
Water receiver (16), second through the first cooling water channel of the auxiliary air cooler (2) and through the auxiliary cooler (15)
Cooling water channel, cooling water, which is flowed through, to be back to after first cooling water channel and the second cooling water channel in water receiver (16).
7. membrane type liquid desiccant air conditioning according to claim 6, it is characterised in that first cooling water channel and second cold
But water route is arranged in parallel.
8. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including air system, it includes entirely
Heat exchanger (12), exhaust blower (13) and new blower fan (14), the air inlet of the new blower fan (14) are located outside, from the fresh air
The wind of the air outlet blowout of machine (14) sequentially passes through fresh air end and the hollow fiber film type dehumidifier of the air-to-air total heat exchanger (12)
(11)；The air outlet of the exhaust blower (13) is located outside, into the air inlet of the exhaust blower (13) before air first successively
By the air outlet and hollow fiber film type regenerator (9) of the air-to-air total heat exchanger (12).
9. membrane type liquid desiccant air conditioning according to claim 1, it is characterised in that also including for detecting that described first changes
The first temperature detector (19) of the outlet solution temperature of second heat exchanger channels of hot device (3), for detect the second heat exchanger (6)
The second temperature detectors (20) of outlet solution temperature of the 4th heat exchanger channels, by-passing valve (22), the fluid reservoir can be given
(7) electrical auxiliary heater (21) of liquid heating, the first electricity being arranged at the cooling water inlet of the auxiliary air cooler (2) in
Dynamic governor valve control device (17) and the second electric control valve being arranged at the cooling water inlet of the auxiliary cooler (15)
Controller (18), and the by-passing valve (22) can realize the connection between the import and outlet of the fourth lane.
10. the membrane type liquid desiccant air conditioning according to any one of claim 1-9, it is characterised in that the dehumidification solution
The LiBr solution for being 30~50% for mass concentration.
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| CN107726660A (en) * | 2017-09-28 | 2018-02-23 | 上海交通大学 | Back-heating type half decouples dehumidifying heat pump and method |
| CN107726660B (en) * | 2017-09-28 | 2021-04-02 | 上海交通大学 | Regenerative semi-decoupling dehumidification heat pump system and method |
| CN108488955A (en) * | 2018-04-18 | 2018-09-04 | 东莞理工学院 | A kind of dehumidification solution regenerating unit and a kind of air dehumidification system |
| CN108488955B (en) * | 2018-04-18 | 2024-04-26 | 东莞理工学院 | Dehumidification solution regenerating unit and air dehumidification system |
| CN110811031A (en) * | 2018-08-10 | 2020-02-21 | 青岛海尔空调器有限总公司 | Air conditioning clothes |
| CN110811031B (en) * | 2018-08-10 | 2022-08-19 | 青岛海尔空调器有限总公司 | Air conditioning clothes |
| CN111089349A (en) * | 2019-12-17 | 2020-05-01 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit, defrosting method thereof and air conditioner |
| CN113124504A (en) * | 2019-12-31 | 2021-07-16 | 香港理工大学深圳研究院 | Air conditioning system |
| CN114110884A (en) * | 2021-11-24 | 2022-03-01 | 美的集团武汉制冷设备有限公司 | Fresh air machine, control method thereof and computer readable storage medium |
| CN114110884B (en) * | 2021-11-24 | 2023-06-30 | 美的集团武汉制冷设备有限公司 | New fan, control method thereof and computer readable storage medium |
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