CN109186015A - Air conditioning system and control method thereof - Google Patents
Air conditioning system and control method thereof Download PDFInfo
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- CN109186015A CN109186015A CN201810917564.XA CN201810917564A CN109186015A CN 109186015 A CN109186015 A CN 109186015A CN 201810917564 A CN201810917564 A CN 201810917564A CN 109186015 A CN109186015 A CN 109186015A
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000007787 solid Substances 0.000 claims abstract description 193
- 239000011248 coating agent Substances 0.000 claims abstract description 183
- 238000000576 coating method Methods 0.000 claims abstract description 183
- 238000007791 dehumidification Methods 0.000 claims abstract description 152
- 238000010521 absorption reaction Methods 0.000 claims description 184
- 238000010438 heat treatment Methods 0.000 claims description 45
- 238000005057 refrigeration Methods 0.000 claims description 39
- 239000008199 coating composition Substances 0.000 claims 4
- 230000005611 electricity Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 25
- 239000003507 refrigerant Substances 0.000 description 34
- 239000000463 material Substances 0.000 description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000001816 cooling Methods 0.000 description 13
- 239000007788 liquid Substances 0.000 description 12
- 230000008569 process Effects 0.000 description 10
- 230000008929 regeneration Effects 0.000 description 10
- 238000011069 regeneration method Methods 0.000 description 10
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- 230000006837 decompression Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000002156 adsorbate Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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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
- F24F5/0007—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 cooling apparatus specially adapted for use in air-conditioning
- F24F5/001—Compression cycle type
-
- 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
- F24F12/006—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air using an air-to-air heat exchanger
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- 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
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Central Air Conditioning (AREA)
Abstract
The invention provides an air conditioning system and a control method thereof, comprising a first fin coating type solid adsorption dehumidification heat exchanger and a second fin coating type solid adsorption dehumidification heat exchanger; the heat and humidity exchange structure is provided with a fresh air channel and a return air channel, wherein the inlet end of the fresh air channel is used for being connected with an outdoor fresh air inlet, and the outlet end of the fresh air channel is switched by an air valve and is connected with an air inlet of the second fin coating type solid adsorption dehumidification heat exchanger or the first fin coating type solid adsorption dehumidification heat exchanger; the inlet end of the return air channel is used for being connected with an indoor return air inlet, and the outlet end of the return air channel is switched by an air valve to be connected with an air inlet of the first fin coating type solid adsorption dehumidification heat exchanger or the second fin coating type solid adsorption dehumidification heat exchanger. The air conditioning system solves the problem that the air conditioning system based on the fin coating type solid adsorption dehumidification heat exchanger needs to be frequently switched between an evaporator and a condenser.
Description
Technical field
The invention belongs to air-conditioning technical fields, and in particular to the control method of a kind of air-conditioning system and air-conditioning system.
Background technique
Solid dehumidifying air-conditioning system utilizes the principle of temperature and humidity independent process, using the water in dehumidizer absorption air
Steam (latent heat load), handles sensible heat load by conventional compression formula refrigeration system.Such Air-conditioning Cycle is due to without realizing
Dehumidification by condensation process, thus evaporating temperature is higher, circulation COP is improved.But except wet stock discharges during solid dehumidifying
Heat of adsorption out can improve the equilibrium adsorption temperature between dehumidizer and air processed, this can not only reduce the moisture absorption of dehumidizer
Performance, while the regeneration temperature of dehumidizer can be improved.It would therefore be desirable to have stable cold sources to take away heat of adsorption and stable heat source
Realize the regeneration of dehumidizer.
In order to household field of air conditioning apply above-mentioned technology, Daikin Ind Ltd CN1864033A,
A kind of fin surface band is disclosed in the patent documents such as CN100557371C, CN102414532B and CN101171459A except wet coating
The dehumidification heat exchange and production method of layer, and the air-conditioning system using fin coating type solid absorption dehumidification heat exchange composition.
Based on the Air-conditioning Cycle of fin coating type solid absorption dehumidification heat exchange, solid absorption dehumidification process is taken away by dehumidify evaporimeter
The heat of adsorption of middle release simultaneously handles air sensible load, realizes the regeneration of dehumidizer by the heat except wet condenser and heats sky
Gas.However there are still certain limitations for such circulation: because being imitated to guarantee that continuous cooling capacity is exported and dehumidified except wet coating is relatively thin
Fruit, fin coating type solid absorption dehumidification heat exchange need to (experimental data shows 3 points to frequent switching between evaporation and condensation process
Clock or so need to switch once), cause it to be difficult to promote and apply.
It need to be between evaporator and condenser frequently for the air-conditioning based on fin coating type solid absorption dehumidification heat exchange
The problem of switching, it is double that Shanghai Communications University provides a kind of two-stage in patent document CN107314483A and CN107726480A
The double dehumidifying heat pump systems for removing wet condenser of dehumidify evaporimeter, by air to be processed followed by high-temperature dehumidification evaporator and low
Warm dehumidify evaporimeter extends the cyclic switching time, but the system need two dehumidify evaporimeters, two remove wet condenser, two
Compressor, two triple valves etc., system complex is with high costs, and the cyclic switching time is difficult to significantly extend, and system need to frequently be cut
The problem of changing still has.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that providing a kind of air-conditioning system low in cost, switching frequency is low
And the control method of air-conditioning system.
The present invention provides a kind of air-conditioning system, compressor, the first fin including being successively set on the same circuit are applied
Laminar solid absorption dehumidification heat exchange, restricting element and the second fin coating type solid absorption dehumidification heat exchange；Hot and humid area
Structure is provided with fresh air channel and return air channel in the hot and humid area structure, wherein the arrival end of the fresh air channel is used for
It is connect with outdoor fresh air entrance, the outlet end of the fresh air channel is inhaled by air-valve switching with the second fin coating type solid
The connection of the air inlet of attached dehumidification heat exchange or the first fin coating type solid absorption dehumidification heat exchange；The entrance of the return air channel
For connecting with indoor return air mouth, the outlet end of the return air channel is solid by air-valve switching and the first fin coating type at end
The connection of the air inlet of body adsorption and dehumidification heat exchanger or the second fin coating type solid absorption dehumidification heat exchange.
Further, the air opening end of the fresh air channel according to refrigeration or heating season, by air-valve switching with it is described
The air inlet of second fin coating type solid absorption dehumidification heat exchange or the first fin coating type solid absorption dehumidification heat exchange connects
It connects.
Further, the outlet end of the return air channel passes through air-valve switching and described the according to refrigeration or heating season
The connection of the air inlet of one fin coating type solid absorption dehumidification heat exchange or the second fin coating type solid absorption dehumidification heat exchange.
Further, the hot and humid area structure is Total heat exchange core.
Further, the air-conditioning system further includes four-way valve, the four-way valve include the first valve port C, the second valve port D,
Third valve port E and the 4th valve port S, wherein the first valve port C and the first fin coating type solid absorption dehumidifying exchange heat
Device connection, the second valve port D are connected to the first port of the compressor, and the third valve port E and second fin apply
The connection of laminar solid absorption dehumidification heat exchange, the 4th valve port S are connected to the second port of the compressor.
Further, the air-conditioning system further includes indoor air outlet, by air-valve switching make the indoor air outlet with
The first fin coating type solid absorption dehumidification heat exchange or the second fin coating type solid absorption dehumidification heat exchange
Air outlet connection.
Further, the air-conditioning system further includes outdoor wind exhausting outlet, and the outdoor wind exhausting outlet is switched by air-valve
Make the outdoor wind exhausting outlet and the second fin coating type solid absorption dehumidification heat exchange or the first fin coating type
The air outlet of solid absorption dehumidification heat exchange is connected to.
Further, the air-conditioning system includes the first operational mode, when the air-conditioning system is in the first operational mode
When, the air-conditioning system operates in refrigeration season and the four-way valve is in refrigeration mode, wherein
The first valve port C is connected to the second valve port D, and the third valve port E is connected to the 4th valve port S；
The first fin coating type solid absorption dehumidification heat exchange is condenser, and the second fin coating type solid absorption dehumidifying is changed
Hot device is evaporator；Outdoor fresh air successively flows through the outdoor fresh air entrance, the hot and humid area structure, second fin and applies
Laminar solid absorption dehumidification heat exchange, the indoor air outlet are that indoor feeding low temperature and low humidity is new by the indoor air outlet
Wind；Indoor return air successively flows through the indoor return air mouth, the hot and humid area structure, the first fin coating type solid absorption
After dehumidification heat exchange, the outdoor wind exhausting outlet, discharge is outdoor.
Further, the air-conditioning system further includes the second operational mode, when the air-conditioning system is in the second operation mould
When formula, the air-conditioning system operate in refrigeration season and the four-way valve be in heating mode, wherein the second valve port D and
The third valve port E connection, and the 4th valve port S is connected to the first valve port C；The first fin coating type solid is inhaled
Attached dehumidification heat exchange is evaporator, and the second fin coating type solid absorption dehumidification heat exchange is condenser；Outdoor fresh air successively flows
Through the outdoor fresh air entrance, the hot and humid area structure, the first fin coating type solid absorption dehumidification heat exchange, described
Indoor air outlet is indoor feeding low temperature and low humidity fresh air by the indoor air outlet；Indoor return air successively flows through the interior
Return air inlet, the hot and humid area structure, the second fin coating type solid absorption dehumidification heat exchange, the outdoor wind exhausting outlet
Afterwards, discharge is outdoor.
Further, the air-conditioning system further includes third operational mode, when the air-conditioning system is in third operation mould
When formula, the air-conditioning system operates in heating season and the four-way valve is in heating mode, wherein the second valve port D with
The third valve port E connection, and the 4th valve port S is connected to the first valve port C；First fin coating type solid absorption is removed
Wet heat exchanger is evaporator, and the second fin coating type solid absorption dehumidification heat exchange is condenser；Outdoor fresh air successively flows through institute
State outdoor fresh air entrance, the hot and humid area structure, the second fin coating type solid absorption dehumidification heat exchange, the interior
Air outlet is wet fresh air in indoor feeding high temperature by the indoor air outlet；Indoor return air successively flows through the indoor return air
After mouth, the hot and humid area structure, the first fin coating type solid absorption dehumidification heat exchange, the outdoor wind exhausting outlet,
Discharge is outdoor.
Further, the air-conditioning system further includes the 4th operational mode, when the air-conditioning system is in the 4th operation mould
When formula, the air-conditioning system operates in heating season and the four-way valve is in refrigeration mode, wherein the first valve port C with
The second valve port D connection, and the third valve port E is connected to the 4th valve port S；The first fin coating type solid is inhaled
Attached dehumidification heat exchange is condenser, and the second fin coating type solid absorption dehumidification heat exchange is evaporator；Outdoor fresh air is first
After flow through the outdoor fresh air entrance, the hot and humid area structure, the first fin coating type solid absorption dehumidification heat exchange,
The indoor air outlet is wet fresh air in indoor feeding high temperature by the indoor air outlet；Indoor return air successively flows through described
Indoor return air mouth, the hot and humid area structure, the second fin coating type solid absorption dehumidification heat exchange, the outdoor air draft
Behind outlet, discharge is outdoor.
Further, the indoor air outlet or the outdoor fresh air inlet are provided with the first blower.
Further, the second blower is provided at the indoor return air mouth or the outdoor wind exhausting outlet.
Further, the restricting element is electric expansion valve or capillary.
Further, the fresh air channel of the hot and humid area inside configuration and return air channel are multiple rows of, multiple rows of described new
Wind channel and multiple rows of return air channel are alternately arranged along the short transverse of the hot and humid area structure, the fresh air channel and institute
Return air channel flow direction is stated to be mutually perpendicular to.
According to another aspect of the present invention, a kind of control method of air-conditioning system, the control of the air-conditioning system are provided
Method realized using above-mentioned air-conditioning system, and the control method of the air-conditioning system includes: in refrigeration season and four-way valve is in
Refrigeration mode makes the air-conditioning system execute the first operational mode；Refrigeration season and four-way valve be in heating mode, make described in
Air-conditioning system executes the second operational mode；In heating season and four-way valve is in heating mode, and the air-conditioning system is made to execute the
Three operational modes；Heating season and four-way valve it is in refrigeration mode, so that the air-conditioning system is executed the 4th operational mode.
Be provided with hot and humid area structure in air-conditioning system provided by the invention, when air-conditioning system works, fresh air and return air into
Row hot and humid area reduces the air-flow water capacity for flowing through dehumidify evaporimeter, extends dehumidify evaporimeter coating type solid absorption and removes moist wood
Material reaches the time of moisture absorption saturation, and solving the air-conditioning system based on fin coating type solid absorption dehumidification heat exchange need to be in evaporator
The problem of with condenser frequent switching.
Detailed description of the invention
Fig. 1 diagrammatically illustrates operating condition figure when air-conditioning system of the invention is in the first operational mode；
Fig. 2 diagrammatically illustrates operating condition figure when air-conditioning system of the invention is in the second operational mode；
Fig. 3 diagrammatically illustrates operating condition figure when air-conditioning system of the invention is in third operational mode；
Fig. 4 diagrammatically illustrates operating condition figure when air-conditioning system of the invention is in four operational modes.
Appended drawing reference indicates are as follows:
1, compressor；2, four-way valve；3, the first fin coating type solid absorption dehumidification heat exchange；4, restricting element；5,
Two fin coating type solid absorption dehumidification heat exchanges；6, hot and humid area structure；7, outdoor fresh air entrance；8, indoor return air mouth；9,
Indoor air outlet；10, outdoor wind exhausting outlet.
Specific embodiment
In conjunction with referring to FIG. 1 to FIG. 4, according to an embodiment of the invention, a kind of air-conditioning system is provided, in the present embodiment
Air-conditioning system include the compressor 1 being successively set on the same circuit, the first fin coating type solid absorption dehumidification heat exchange
3, restricting element 4 and the second fin coating type solid absorption dehumidification heat exchange 5；In addition to this, the air-conditioning system in the present embodiment
System further includes hot and humid area structure 6, is provided with fresh air channel (not shown) and return air channel in the hot and humid area structure 6
(not shown), wherein the arrival end of fresh air channel with outdoor fresh air entrance 7 for connecting, the outlet end root of fresh air channel
According to refrigeration or heating season, applied by air-valve switching with the second fin coating type solid absorption dehumidification heat exchange 5 or the first fin
The air inlet of laminar solid absorption dehumidification heat exchange 3 connects；The arrival end of return air channel is returned for connecting with indoor return air mouth 8
The outlet end in wind channel is exchanged heat according to refrigeration or heating season by air-valve switching and the dehumidifying of the first fin coating type solid absorption
The connection of the air inlet of device 3 or the second fin coating type solid absorption dehumidification heat exchange 5.
First fin coating type solid absorption dehumidification heat exchange 3 and the second fin coating type solid absorption dehumidification heat exchange 5
Fin surface be evenly equipped with solid absorption dehumidifying material coating, when solid absorption dehumidifying material coating in steam partial pressure be less than
When the steam partial pressure of gas coming through, solid absorption dehumidify material coating adsorption gas flow in moisture, reach dry gas stream
Effect；When steam partial pressure is greater than the steam partial pressure of gas coming through in solid absorption dehumidifying material coating, solid is inhaled
Release moisture of the attached dehumidifying material coating into air-flow plays humidification to air-flow, and solid absorption dehumidifies material coating itself in fact
Now regenerate.
By being provided with hot and humid area structure 6 in air-conditioning system in this present embodiment, the fresh air of the hot and humid area structure 6 is logical
For the arrival end in road for connecting with outdoor fresh air entrance 7, the outlet end of fresh air channel passes through air-valve according to refrigeration or heating season
Switching and the second fin coating type solid absorption dehumidification heat exchange 5 or the first fin coating type solid absorption dehumidification heat exchange 3
Air inlet connection；For connecting with indoor return air mouth 8, return air channel goes out the arrival end of the return air channel of hot and humid area structure 6
Mouth end passes through air-valve switching and the first fin coating type solid absorption dehumidification heat exchange 3 or the second according to refrigeration or heating season
The air inlet of fin coating type solid absorption dehumidification heat exchange 5 connects, and when air-conditioning system works, fresh air and return air carry out the wet friendship of heat
It changes, reduces the air-flow water capacity for flowing through dehumidify evaporimeter, extend dehumidify evaporimeter coating type solid absorption except wet stock reaches suction
The time of wet saturation, solving the air-conditioning system based on fin coating type solid absorption dehumidification heat exchange need to be in evaporator and condenser
The problem of frequent switching.
It should be noted that heating season in the present embodiment especially cold or low temperature season, such as winter,
Especially hot or high temperature season in refrigeration season in the present embodiment, such as summer.
In a kind of preferred embodiment of the invention, Total heat exchange core, structure letter are set by hot and humid area structure 6
Single, hot and humid area effect is high.The film between layers of hot and humid area structure 6 is mainly made of dedicated fiber using special process
Paper constitute, this paper has the characteristics that rate of perviousness height, air-tightness is good, tear-proof, ageing-resistant, anti-mildew, due to fiber
Between gap it is smaller, the only small water vapour molecule of partial size could pass through, and gas cannot pass through, to realize heat exchanger core
The Total heat exchange of body.Return air is contacted with fresh air in the two sides of film, and heat is transmitted to the low side of temperature from the high side of temperature, containing wet
Amount is transmitted to low side through film from the high side of steam partial pressure.Summer, the temperature and steam partial pressure of outdoor fresh air are higher than
Return air, therefore heat and water capacity are transmitted from fresh air to return air；Winter, indoor return air temperature and steam partial pressure (indoor people
Member's activity, which generates moisture dispersed amount, also will increase the water capacity of indoor return air) it is higher than outdoor fresh air, heat and water capacity from indoor return air
It is transmitted to outdoor fresh air.
In actual work, indoor exhaust wind and fresh air are when orthogonal thereto fork mode flows through Total heat exchange core respectively, due to air-flow
For two sidewind of demarcation plate there is the temperature difference and vapor partial pressure are poor, heat and mass phenomenon is presented when passing through demarcation plate in two strands of air-flows, is drawn
Play Total heat exchange process.When summer operation, fresh air obtains cooling capacity from air conditioning air exhaust, reduces temperature, while being done by indoor exhaust wind
It is dry, make the reduction of fresh air water capacity；When winter operation, fresh air obtains heat from air conditioning chamber's air draft, and temperature increases, while from indoor row
Water capacity is drawn in wind, fresh air relative humidity increases.In this way, by the complete hot heat transfer process of heat exchange core body, allow fresh air from air-conditioning
It recovers energy in air draft.
Fresh air channel inside hot and humid area structure 6 and return air channel in the present embodiment be it is multiple rows of, it is multiple rows of described new
Wind channel and multiple rows of return air channel are alternately arranged along the short transverse of the hot and humid area structure, and fresh air channel and return air are logical
Road flow direction is mutually perpendicular to, and fresh air flows in fresh air channel and return air channel respectively with return air, and heat is carried out during flowing
Wet exchange.By the set-up mode of the fresh air channel and return air channel that are alternately arranged, it is convenient for hot and humid area, reduction, which flows through, to remove
The air-flow water capacity of wet evaporator extends dehumidify evaporimeter coating type solid absorption except wet stock reaches the time of moisture absorption saturation.
Air-conditioning system in the present embodiment further includes four-way valve 2, and four-way valve 2 includes the first valve port C, the second valve port D, third
Valve port E and the 4th valve port S, wherein the first valve port C is connected to the first fin coating type solid absorption dehumidification heat exchange 3, and second
Valve port D is connected to the first port of compressor 1, and third valve port E and the second fin coating type solid absorption dehumidification heat exchange 5 connect
Logical, the 4th valve port is connected to the second port of compressor 1.
As shown in Figures 1 to 4, identical as conventional heat pump cycle, when the second valve port D of four-way valve 2 is connected to the first valve port C
And the 4th valve port S when being connected to third valve port E, refrigerant system is in refrigeration mode, and the first fin coating type solid absorption is removed
Wet heat exchanger 3 is used as condenser, and the second fin coating type solid absorption dehumidification heat exchange 5 is used as evaporator；When the of four-way valve 2
When two valve port D are connected to third valve port E and the 4th valve port S is connected to the first valve port C, refrigerant system is in heating mode, the
One fin coating type solid absorption dehumidification heat exchange 3 is used as evaporator, and the second fin coating type solid absorption dehumidification heat exchange 5 is used
Make condenser.
Air-conditioning system in the present embodiment further includes indoor air outlet 9, indoor air outlet 9 according to refrigeration or heating needs,
It is changed by air-valve switching and the first fin coating type solid absorption dehumidification heat exchange 3 or the dehumidifying of the second fin coating type solid absorption
The air outlet of hot device 5 is connected to.Accordingly, air-conditioning system further includes outdoor wind exhausting outlet 10, and outdoor wind exhausting outlet 10 is according to refrigeration
Or heating needs, it is solid by air-valve switching and the second fin coating type solid absorption dehumidification heat exchange 5 or the first fin coating type
The air outlet of body adsorption and dehumidification heat exchanger 3 is connected to.
Restricting element 4 in the present embodiment is electric expansion valve, certainly, in other embodiments of the invention, can be with
The structures such as capillary are set by restricting element, as long as other modes of texturing under design of the invention, in the present invention
Protection scope within.
According to above-mentioned structure it is recognised that two skies of the fresh air (air-supply) of air-conditioning system of the invention and return air (air draft)
Air-flow road, including 8, one, the indoor return air mouth of outdoor fresh air entrance 7, one Total heat exchange core, an indoor air outlet
9, an outdoor wind exhausting outlet 10.In addition, each air flow circuit is both needed to one Fans of configuration, to drive air to flow in flow path
Dynamic, identical function can be achieved in the different location because of blower configuration in flow path, therefore blower is not identified for Fig. 1 to Fig. 4.
Specifically, being provided with the first blower at indoor air outlet 9 and/or outdoor fresh air entrance 7.Indoor return air mouth 8 and/
Or it is provided with the second blower at outdoor wind exhausting outlet 10, for driving air to flow in flow path.
Air-conditioning system of the invention is both needed to switch four-way valve 2 in refrigeration and heating season because of solid absorption dehumidifying material coating
To realize the first fin coating type solid absorption dehumidification heat exchange 3 and the second fin coating type solid absorption dehumidification heat exchange 5
Moisture absorption and desorption, therefore there are four types of operational modes altogether.In refrigeration season, air-conditioning system according to the present invention is in the first operation
Switch between mode and the second operational mode, the fresh air of stable low temperature and low humidity is continuously introduced into for interior, realizes refrigerated dehumidification function.
In heating season, air-conditioning system of the invention switches between third operational mode and the 4th operational mode, is continuously introduced into for interior
Wet fresh air in stable high temperature realizes heating and water-free humidification function.It will elaborate below to these four operational modes.
(1) first operational mode
Air-conditioning system includes the first operational mode, and when air-conditioning system is in the first operational mode, air-conditioning system is operated in
Freeze season and four-way valve 2 it is in refrigeration mode, operating condition as shown in Figure 1, at this time indoor air outlet 9 require send out low temperature
The fresh air of low humidity.
On refrigerant circulation flow path, the first valve port C of four-way valve 2 is connected to the second valve port D, and third valve port E and the 4th
Valve port S connection, the first fin coating type solid absorption dehumidification heat exchange 3 are used as condenser, the second fin coating type solid absorption
Dehumidification heat exchange 5 is used as evaporator.D second valve port D of the pressure high temperature hot gas of 1 first port of compressor through four-way valve 2 to
Enter the first fin coating type solid absorption dehumidification heat exchange 3 (condenser) after one valve port C, refrigerant is in the first fin coating type
Heat is discharged in solid absorption dehumidification heat exchange 3 (condenser), helps the first fin coating type solid absorption dehumidification heat exchange 3
The solid absorption dehumidifying material coating release moisture of (condenser) fin surface realizes that regeneration and heating flow through fin surface
Air-flow, refrigerant are then condensed into high-pressure sub-cooled liquid, enter back into restricting element 4 and carry out reducing pressure by regulating flow cooling.After decompression cooling
Refrigerant with low-pressure gas-liquid two-phase state enter the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator), second
The solid absorption dehumidifying material coating of 5 fin surface of fin coating type solid absorption dehumidification heat exchange generates suction because of adsorption moisture
Attached heat, gas-liquid two-phase cold-producing medium absorb this part in the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator) and inhale
Sensible heat in attached heat and air-flow maintains solid absorption dehumidifying material coating adsorption moisture ability and reduces to flow through fin surface
Gas flow temperature, and low pressure two phase refrigerant then becomes low pressure saturation gaseous refrigerant, then through four-way valve third valve port E to the
Enter the second port of compressor 1 after four valve port S, then becomes high temperature and high pressure gas after the compression of compressor 1 and arranged from first port
Out, refrigerant flow path circulation is completed.
On air flow circuit, outdoor fresh air enters fresh air (air-supply) flow path through outdoor fresh air entrance 7, and the outdoor of high temperature and humidity is new
Wind carries out hot and humid area in the indoor return air of Total heat exchange core and low temperature and low humidity, the temperature of the fresh air come out from Total heat exchange core
Degree and water capacity reduce, after flowing through the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator), temperature and wet
Degree further decreases.Because fresh air is before flowing through the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator), part contains
Moisture has been exchanged to indoor return air, then fresh air is by the solid of 5 fin surface of the second fin coating type solid absorption dehumidification heat exchange
The water capacity of adsorption and dehumidification material coating absorption can significantly reduce, and solid absorption dehumidifying material coating reaches the time that saturation needs
It is longer.After solid absorption dehumidifying material coating reaches saturation, in order to realize solid absorption dehumidifying material coating regeneration and air-supply
Temperature and humidity continues, and four-way valve 2 needs switch mode.The present invention enables to the dehumidifying material coating of the solid absorption on fin
It takes more time and just reaches saturation, reduce the frequency of the switching of refrigerant four-way valve 2, improve air-supply stability and comfortable
Property, and entire fresh air conditioner system reliability of operation.Through the 5 (evaporation of the second fin coating type solid absorption dehumidification heat exchange
Device) fresh air that further decreases temperature and humidity, it has reached air-supply condition and is sent to indoor air outlet 9, it is low for indoor introducing
The fresh air of warm low humidity, system realize refrigerated dehumidification function.
Indoor return air enters return air (air draft) flow path through indoor return air mouth 8, and the indoor return air in the flow path is through Total heat exchange
After core, temperature and water capacity increase, and air-flow is through the first fin coating type solid absorption dehumidification heat exchange 3 (condenser) and band
Walk the heat discharged when the moisture discharged when the solid absorption dehumidifying material coating regeneration of its fin surface and refrigerant condensation, gas
Stream own temperature and humidity further increase, and come out from the first fin coating type solid absorption dehumidification heat exchange 3 (condenser)
Air-flow is discharged into outdoor after outdoor wind exhausting outlet 10.
(2) second operational modes
Air-conditioning system further includes the second operational mode, when air-conditioning system is in the second operational mode, air-conditioning system operation
Refrigeration season and four-way valve 2 be in heating mode, operating condition as shown in Fig. 2, at this time indoor air outlet 9 require submitting it is low
The fresh air of warm low humidity.
On refrigerant circulation flow path, the second valve port D is connected to third valve port E, and the 4th valve port S is connected to the first valve port C,
First fin coating type solid absorption dehumidification heat exchange 3 is used as evaporator, the second fin coating type solid absorption dehumidification heat exchange 5
As condenser.The pressure high temperature hot gas of 1 first port of compressor enters after the second valve port D to third valve port E of four-way valve 2
Second fin coating type solid absorption dehumidification heat exchange 5 (condenser), refrigerant dehumidify in the second fin coating type solid absorption
Heat is discharged in heat exchanger 5 (condenser), helps 5 (condenser) fin table of the second fin coating type solid absorption dehumidification heat exchange
The solid absorption dehumidifying material coating release moisture in face realizes that regeneration and heating flow through the air-flow of fin surface, refrigerant then by
It is condensed into high-pressure sub-cooled liquid, restricting element 4 is entered back into and carries out reducing pressure by regulating flow cooling.Refrigerant after decompression cooling is with low pressure gas
Liquid two-phase state enters the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator), and the first fin coating type solid is inhaled
The solid absorption dehumidifying material coating of attached 3 fin surface of dehumidification heat exchange generates heat of adsorption, gas-liquid two-phase system because of adsorption moisture
Cryogen is absorbed in the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator) in this partial adsorbates heat and air-flow
Sensible heat maintains solid absorption dehumidifying material coating adsorption moisture ability and reduces the gas flow temperature for flowing through fin surface, and low
Pressure two phase refrigerant then becomes low pressure saturation gaseous refrigerant, and then the first valve port C through four-way valve 2 is laggard to the 4th valve port S
Enter the second port of compressor 1, then become high temperature and high pressure gas after the compression of compressor 1 and be discharged from first port, completes refrigeration
Agent flow path circulation.
On air flow circuit, outdoor fresh air enters fresh air (air-supply) flow path through outdoor fresh air entrance 7, and the outdoor of high temperature and humidity is new
Wind carries out hot and humid area in the indoor return air of Total heat exchange core and low temperature and low humidity, the temperature of the fresh air come out from Total heat exchange core
Degree and water capacity reduce, after flowing through the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator), temperature and wet
Degree further decreases.Temperature and humidity is further decreased through the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator)
Fresh air, have reached air-supply condition and be sent to indoor air outlet 9, for the fresh air of indoor introducing low temperature and low humidity, system realizes system
Cold dehumidification function.
Indoor return air enters return air (air draft) flow path through indoor return air mouth 8, and the indoor return air in the flow path is through Total heat exchange
After core, temperature and water capacity increase, and air-flow is through the second fin coating type solid absorption dehumidification heat exchange 5 (condenser) and band
Walk the heat discharged when the moisture discharged when the solid absorption dehumidifying material coating regeneration of its fin surface and refrigerant condensation, gas
Stream own temperature and humidity further increase, and come out from the second fin coating type solid absorption dehumidification heat exchange 5 (condenser)
Air-flow is discharged into outdoor after outdoor wind exhausting outlet 10.
(3) third operational mode
Air-conditioning system further includes third operational mode, when air-conditioning system is in third operational mode, air-conditioning system operation
In heating season and four-way valve 2 is in heating mode, operating condition as shown in figure 3, at this time indoor air outlet 9 require to send out it is high
The wet fresh air of middle benefit gas.
On refrigerant circulation flow path, the second valve port D of four-way valve 2 is connected to third valve port E, and the 4th valve port S and first
Valve port C connection, the first fin coating type solid absorption dehumidification heat exchange 3 are used as evaporator, the second fin coating type solid absorption
Dehumidification heat exchange 5 is used as condenser.Second valve port D and third of the pressure high temperature hot gas of 1 first port of compressor through four-way valve 2
Enter the second fin coating type solid absorption dehumidification heat exchange 5 (condenser) after valve port E, refrigerant is solid in the second fin coating type
Heat is discharged in body adsorption and dehumidification heat exchanger 5 (condenser), helps the second fin coating type solid absorption dehumidification heat exchange 5 (cold
Condenser) the solid absorption dehumidifying material coating release moisture of fin surface realizes that regeneration and heating flow through the gas of fin surface
Stream, refrigerant are then condensed into high-pressure sub-cooled liquid, enter back into restricting element 4 and carry out reducing pressure by regulating flow cooling.After decompression cooling
Refrigerant enters the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator), the first wing with low-pressure gas-liquid two-phase state
The solid absorption dehumidifying material coating of 3 fin surface of piece coating type solid absorption dehumidification heat exchange generates absorption because of adsorption moisture
Heat, gas-liquid two-phase cold-producing medium absorb this partial adsorbates in the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator)
Sensible heat in heat and air-flow maintains solid absorption dehumidifying material coating adsorption moisture ability and reduces to flow through fin surface
Gas flow temperature, and low pressure two phase refrigerant then becomes low pressure saturation gaseous refrigerant, then the first valve port C through four-way valve 2 is extremely
Enter the second port of compressor 1 after 4th valve port S, then becomes high temperature and high pressure gas from first port after the compression of compressor 1
Refrigerant flow path circulation is completed in discharge.
On air flow circuit, outdoor fresh air enters fresh air (air-supply) flow path through outdoor fresh air entrance 7, and the outdoor of low temperature and low humidity is new
Wind indoor return air wet in Total heat exchange core and high temperature carries out hot and humid area, the temperature of the fresh air come out from Total heat exchange core
Degree and water capacity increase, after flowing through the second fin coating type solid absorption dehumidification heat exchange 5 (condenser), temperature and wet
Degree further increases.Temperature and humidity is further increased through the second fin coating type solid absorption dehumidification heat exchange 5 (condenser)
Fresh air, have reached air-supply condition and be sent to indoor air outlet 9, be introduced into fresh air wet in high temperature for interior, system realizes system
Heat and water-free humidification function.
Indoor return air enters return air (air draft) flow path through indoor return air mouth 8, and the indoor return air in the flow path is through Total heat exchange
After core, temperature and water capacity are reduced, and air-flow is through the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator)
Afterwards, heat is absorbed by evaporator inner refrigerant, moisture by the solid absorption of fin surface except wet coating is adsorbed, therefore return air temperature
Degree and humidity further decrease, and the air-flow come out from the first fin coating type solid absorption dehumidification heat exchange 3 (evaporator) is through room
Outdoor is discharged into after outer wind exhausting outlet 10.
(4) the 4th operational modes
Air-conditioning system further includes the 4th operational mode, when air-conditioning system is in four operational modes, air-conditioning system operation
Heating season and four-way valve 2 it is in refrigeration mode, operating condition as shown in figure 4, at this time indoor air outlet 9 require to send out it is high
The wet fresh air of middle benefit gas.
On refrigerant circulation flow path, the first valve port C of four-way valve 2 is connected to the second valve port D, and third valve port E and the 4th
Valve port S connection, the first fin coating type solid absorption dehumidification heat exchange 3 are used as condenser, the second fin coating type solid absorption
Dehumidification heat exchange 5 is used as evaporator.Second valve port D of the pressure high temperature hot gas of the first port of compressor 1 through four-way valve 2 to
Enter the first fin coating type solid absorption dehumidification heat exchange 3 (condenser) after one valve port C, refrigerant is in the first fin coating type
Heat is discharged in solid absorption dehumidification heat exchange 3 (condenser), helps the first fin coating type solid absorption dehumidification heat exchange 3
The solid absorption dehumidifying material coating release moisture of (condenser) fin surface realizes that regeneration and heating flow through fin surface
Air-flow, refrigerant are then condensed into high-pressure sub-cooled liquid, enter back into restricting element 4 and carry out reducing pressure by regulating flow cooling.After decompression cooling
Refrigerant with low-pressure gas-liquid two-phase state enter the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator), second
The solid absorption dehumidifying material coating of 5 fin surface of fin coating type solid absorption dehumidification heat exchange generates suction because of adsorption moisture
Attached heat, gas-liquid two-phase cold-producing medium absorb this part in the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator) and inhale
Sensible heat in attached heat and air-flow maintains solid absorption dehumidifying material coating adsorption moisture ability and reduces to flow through fin surface
Gas flow temperature, and low pressure two phase refrigerant then becomes low pressure saturation gaseous refrigerant, then the third valve port E through four-way valve 2
Enter the second port of compressor 1 after to the 4th valve port S, then becomes high temperature and high pressure gas from first end after the compression of compressor 1
Refrigerant flow path circulation is completed in mouth discharge.
On air flow circuit, outdoor fresh air enters fresh air (air-supply) flow path through outdoor fresh air entrance 7, and the outdoor of low temperature and low humidity is new
Wind indoor return air wet in Total heat exchange core and high temperature carries out hot and humid area, the temperature of the fresh air come out from Total heat exchange core
Degree and water capacity increase, after flowing through the first fin coating type solid absorption dehumidification heat exchange 3 (condenser), temperature and wet
Degree further increases.Temperature and humidity is further increased through the first fin coating type solid absorption dehumidification heat exchange 3 (condenser)
Fresh air, have reached air-supply condition and be sent to indoor air outlet 9, be introduced into fresh air wet in high temperature for interior, system realizes system
Heat and water-free humidification function.
Indoor return air enters return air (air draft) flow path through indoor return air mouth 8, and the indoor return air in the flow path is through Total heat exchange
After core, temperature and water capacity are reduced, and air-flow is through the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator)
Afterwards, heat is absorbed by evaporator inner refrigerant, moisture by the solid absorption of fin surface except wet coating is adsorbed, therefore return air temperature
Degree and humidity further decrease, and the air-flow come out from the second fin coating type solid absorption dehumidification heat exchange 5 (evaporator) is through room
Outdoor is discharged into after outer wind exhausting outlet 10.
The present invention makes fresh air and return air carry out hot and humid area by increasing Total heat exchange core, and cooling in summer operating condition can be with
Reduce fresh air water capacity and temperature.Since fresh air water capacity reduces, dehumidify evaporimeter reaches the extension of moisture absorption saturation state time, solution
The air-conditioning system based on fin coating type solid absorption dehumidification heat exchange of having determined need to asking in evaporator and condenser frequent switching
Topic.
Air-conditioning system of the invention heating condition in winter, fresh air and return air carry out hot and humid area in Total heat exchange core,
Water capacity is passed to fresh air by return air；Fresh air removes wet condenser, absorptive condenser fin using fin coating type solid absorption
The heat and moisture on surface further heat up humidification, and fresh air can realize heating and water-free humidification function, solve fresh air conditioner system
The dry problem of winter heating's operating condition air-supply.
Air-conditioning system can realize temperature and humidity independent control: the solid absorption of dehumidify evaporimeter fin surface removes wet coating
The vapor in air is adsorbed, and handles sensible heat load using fin cooling capacity, system is without realizing dehumidification by condensation process, evaporation temperature
Degree is higher, thus system energy efficiency is improved.
Dehumidifying condenser working process of the invention is fin coating type solid absorption dehumidifying material recovery process, except clammy
Condenser fin coating type solid absorption is in evaporation endothermic process except the moisture in wet stock, is conducive to enhance heat transfer effect and mention
High system energy efficiency.
According to another aspect of the present invention, a kind of control method of air-conditioning system is additionally provided, the control method is using upper
Method in embodiment is stated to realize, specifically, refrigeration season and four-way valve it is in refrigeration mode, execute the air-conditioning system
First operational mode；In refrigeration season and four-way valve be in heating mode, makes the air-conditioning system the second operational mode of execution；?
Heating season and four-way valve is in heating mode makes the air-conditioning system execute third operational mode；In heating season and four-way
Valve is in refrigeration mode, and the air-conditioning system is made to execute the 4th operational mode.The present invention is handed over by increasing full heat in air-conditioning system
Core is changed, so that fresh air and return air is carried out hot and humid area, cooling in summer operating condition can reduce fresh air water capacity and temperature.Due to fresh air
Water capacity reduces, and dehumidify evaporimeter reaches the extension of moisture absorption saturation state time, solves and is removed based on fin coating type solid absorption
The air-conditioning system of wet heat exchanger need to be the evaporator and condenser frequent switching the problem of.Those skilled in the art will readily recognize that
It is that under the premise of not conflicting, above-mentioned each advantageous manner can be combined freely, is superimposed.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within principle.Above only
It is the preferred embodiment of the present invention, it is noted that for those skilled in the art, do not departing from this hair
Under the premise of bright technical principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as guarantor of the invention
Protect range.
Claims (16)
1. a kind of air-conditioning system, which is characterized in that compressor (1), the first fin including being successively set on the same circuit apply
Laminar solid absorption dehumidification heat exchange (3), restricting element (4) and the second fin coating type solid absorption dehumidification heat exchange (5)；
Hot and humid area structure (6) is provided with fresh air channel and return air channel on the hot and humid area structure (6), wherein
For the arrival end of the fresh air channel for connecting with outdoor fresh air entrance (7), the outlet end of the fresh air channel passes through wind
Vavle switching is changed with the second fin coating type solid absorption dehumidification heat exchange (5) or the dehumidifying of the first fin coating type solid absorption
The air inlet of hot device (3) connects；
For the arrival end of the return air channel for connecting with indoor return air mouth (8), the outlet end of the return air channel passes through air-valve
Switching exchanges heat with the first fin coating type solid absorption dehumidification heat exchange (3) or the dehumidifying of the second fin coating type solid absorption
The air inlet of device (5) connects.
2. air-conditioning system according to claim 1, which is characterized in that the air opening end of the fresh air channel according to refrigeration or
Heating season passes through air-valve switching and the second fin coating type solid absorption dehumidification heat exchange (5) or the first fin coating
The air inlet of formula solid absorption dehumidification heat exchange (3) connects.
3. air-conditioning system according to claim 1, which is characterized in that the outlet end of the return air channel is according to refrigeration or system
Hot season passes through air-valve switching and the first fin coating type solid absorption dehumidification heat exchange (3) or the second fin coating type
The air inlet of solid absorption dehumidification heat exchange (5) connects.
4. air-conditioning system according to claim 1, which is characterized in that the hot and humid area structure (6) is Total heat exchange core
Body.
5. air-conditioning system according to claim 1, which is characterized in that the air-conditioning system further includes four-way valve (2), described
Four-way valve (2) include the first valve port C, the second valve port D, third valve port E and the 4th valve port S, wherein the first valve port C with
The first fin coating type solid absorption dehumidification heat exchange (3) connection, the of the second valve port D and the compressor (1)
Single port connection, the third valve port E is connected to the second fin coating type solid absorption dehumidification heat exchange (5), and described the
Four valve port S are connected to the second port of the compressor (1).
6. air-conditioning system according to claim 5, which is characterized in that the air-conditioning system further includes indoor air outlet (9),
Make the indoor air outlet (9) and the first fin coating type solid absorption dehumidification heat exchange (3) or institute by air-valve switching
State the air outlet connection of the second fin coating type solid absorption dehumidification heat exchange (5).
7. air-conditioning system according to claim 6, which is characterized in that the air-conditioning system further includes outdoor wind exhausting outlet
(10), the outdoor wind exhausting outlet (10) makes the outdoor wind exhausting outlet (10) and the second fin coating by air-valve switching
Formula solid absorption dehumidification heat exchange (5) or the connection of the air outlet of the first fin coating type solid absorption dehumidification heat exchange (3).
8. air-conditioning system according to claim 7, which is characterized in that the air-conditioning system includes the first operational mode, when
When the air-conditioning system is in the first operational mode, the air-conditioning system operates in refrigeration season and the four-way valve (2) is in
Refrigeration mode, wherein
The first valve port C is connected to the second valve port D, and the third valve port E is connected to the 4th valve port S；It is described
First fin coating type solid absorption dehumidification heat exchange (3) is condenser, and the second fin coating type solid absorption dehumidifying is changed
Hot device (5) is evaporator；
Outdoor fresh air successively flows through the outdoor fresh air entrance (7), the hot and humid area structure (6), the second fin coating
Formula solid absorption dehumidification heat exchange (5), the indoor air outlet (9) are indoor feeding low temperature by the indoor air outlet (9)
Low humidity fresh air；
Indoor return air successively flows through the indoor return air mouth (8), the hot and humid area structure (6), the first fin coating type
After solid absorption dehumidification heat exchange (3), the outdoor wind exhausting outlet (10), discharge is outdoor.
9. air-conditioning system according to claim 7, which is characterized in that the air-conditioning system further includes the second operational mode,
When the air-conditioning system is in the second operational mode, the air-conditioning system is operated at refrigeration season and the four-way valve (2)
In heating mode, wherein
The second valve port D is connected to the third valve port E, and the 4th valve port S is connected to the first valve port C；It is described
First fin coating type solid absorption dehumidification heat exchange (3) is evaporator, the second fin coating type solid absorption dehumidification heat exchange
It (5) is condenser；
Outdoor fresh air successively flows through the outdoor fresh air entrance (7), the hot and humid area structure (6), the first fin coating
Formula solid absorption dehumidification heat exchange (3), the indoor air outlet (9) are indoor feeding low temperature by the indoor air outlet (9)
Low humidity fresh air；
Indoor return air successively flows through the indoor return air mouth (8), the hot and humid area structure (6), the second fin coating type
After solid absorption dehumidification heat exchange (5), the outdoor wind exhausting outlet (10), discharge is outdoor.
10. air-conditioning system according to claim 7, which is characterized in that the air-conditioning system further includes third operational mode,
When the air-conditioning system is in third operational mode, the air-conditioning system is operated at heating season and the four-way valve (2)
In heating mode, wherein
The second valve port D is connected to the third valve port E, and the 4th valve port S is connected to the first valve port C；First
Fin coating type solid absorption dehumidification heat exchange (3) is evaporator, and the second fin coating type solid absorption dehumidification heat exchange (5) is
Condenser；
Outdoor fresh air successively flows through the outdoor fresh air entrance (7), the hot and humid area structure (6), the second fin coating
Formula solid absorption dehumidification heat exchange (5), the indoor air outlet (9) are indoor feeding high temperature by the indoor air outlet (9)
In wet fresh air；
Indoor return air successively flows through the indoor return air mouth (8), the hot and humid area structure (6), the first fin coating type
After solid absorption dehumidification heat exchange (3), the outdoor wind exhausting outlet (10), discharge is outdoor.
11. air-conditioning system according to claim 7, which is characterized in that the air-conditioning system further includes the 4th operational mode,
When the air-conditioning system is in four operational modes, the air-conditioning system is operated at heating season and the four-way valve (2)
In refrigeration mode, wherein
The first valve port C is connected to the second valve port D, and the third valve port E is connected to the 4th valve port S；It is described
First fin coating type solid absorption dehumidification heat exchange (3) is condenser, and the second fin coating type solid absorption dehumidifying is changed
Hot device (5) is evaporator；
Outdoor fresh air successively flows through the outdoor fresh air entrance (7), the hot and humid area structure (6), the first fin coating
Formula solid absorption dehumidification heat exchange (3), the indoor air outlet (9) are indoor feeding high temperature by the indoor air outlet (9)
In wet fresh air；
Indoor return air successively flows through the indoor return air mouth (8), the hot and humid area structure (6), the second fin coating type
After solid absorption dehumidification heat exchange (5), the outdoor wind exhausting outlet (10), discharge is outdoor.
12. air-conditioning system according to claim 6, which is characterized in that the indoor air outlet (9) or the outdoor fresh air
Entrance is provided with the first blower at (7).
13. air-conditioning system according to claim 7, which is characterized in that the indoor return air mouth (8) or the outdoor air draft
The second blower is provided at outlet (10).
14. air-conditioning system according to any one of claim 1 to 13, which is characterized in that the restricting element (4) is electricity
Sub- expansion valve or capillary.
15. air-conditioning system according to any one of claim 1 to 13, which is characterized in that the hot and humid area structure (6)
Internal fresh air channel and return air channel be it is multiple rows of, multiple rows of fresh air channel and multiple rows of return air channel are wet along the heat
The short transverse of switching fabric (6) is alternately arranged, and the fresh air channel is mutually perpendicular to return air channel flow direction.
16. a kind of control method of air-conditioning system, which is characterized in that the control method of the air-conditioning system uses claim 1
It is realized to air-conditioning system described in any one of 15, the control method of the air-conditioning system includes:
Refrigeration season and four-way valve it is in refrigeration mode, so that the air-conditioning system is executed the first operational mode；
In refrigeration season and four-way valve be in heating mode, makes the air-conditioning system the second operational mode of execution；
In heating season and four-way valve is in heating mode, and the air-conditioning system is made to execute third operational mode；
Heating season and four-way valve it is in refrigeration mode, so that the air-conditioning system is executed the 4th operational mode.
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| CN112032883A (en) * | 2020-08-14 | 2020-12-04 | 上海交通大学 | Fresh air conditioning system driven by condensation waste heat and operation method thereof |
| CN114383242A (en) * | 2020-10-20 | 2022-04-22 | 青岛海尔空调电子有限公司 | Fresh air system |
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| CN112880067A (en) * | 2021-01-22 | 2021-06-01 | 上海交通大学 | Adsorption type refrigeration and dehumidification combined system and method thereof |
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| CN112984632A (en) * | 2021-03-04 | 2021-06-18 | 上海交通大学 | Device for reducing process heat capacity and improving performance of dehumidification heat exchanger |
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| CN113137776A (en) * | 2021-04-01 | 2021-07-20 | 青岛海尔空调电子有限公司 | Air conditioning system with humidity adjusting function |
| CN113137777A (en) * | 2021-04-01 | 2021-07-20 | 青岛海尔空调电子有限公司 | Air conditioning system with humidity control function |
| CN113175704A (en) * | 2021-04-13 | 2021-07-27 | 上海交通大学 | Greenhouse heat and humidity regulation and control and energy-saving and water-saving device and method |
| CN113108385A (en) * | 2021-05-17 | 2021-07-13 | 珠海格莱克科技有限公司 | Integral finned tube coating dehumidification unit |
| CN113669806A (en) * | 2021-08-31 | 2021-11-19 | 珠海格莱克科技有限公司 | Self-adaptive control method for finned tube type coating dehumidification unit |
| CN113865159A (en) * | 2021-09-28 | 2021-12-31 | 同济大学 | Anhydrous humidifying device suitable for low-temperature environment and control method |
| CN114838420A (en) * | 2022-05-07 | 2022-08-02 | 青岛海信日立空调系统有限公司 | Fresh air humidifying device |
| CN114838420B (en) * | 2022-05-07 | 2023-09-29 | 青岛海信日立空调系统有限公司 | Fresh air humidifying device |
| CN115930313A (en) * | 2022-12-23 | 2023-04-07 | 上海交通大学 | A fresh air dehumidification system driven by low temperature waste heat and its operation method |
| CN115930313B (en) * | 2022-12-23 | 2024-06-04 | 上海交通大学 | A fresh air dehumidification system driven by low-temperature waste heat and its operation method |
| WO2024235201A1 (en) * | 2023-05-17 | 2024-11-21 | 青岛海信日立空调系统有限公司 | Humidifying multi-split air conditioner |
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Application publication date: 20190111 |