CN207962972U - Countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units - Google Patents
Countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units Download PDFInfo
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- CN207962972U CN207962972U CN201721649994.5U CN201721649994U CN207962972U CN 207962972 U CN207962972 U CN 207962972U CN 201721649994 U CN201721649994 U CN 201721649994U CN 207962972 U CN207962972 U CN 207962972U
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- 239000011552 falling film Substances 0.000 title claims abstract description 48
- 239000010408 film Substances 0.000 claims abstract description 60
- 230000008929 regeneration Effects 0.000 claims abstract description 40
- 238000011069 regeneration method Methods 0.000 claims abstract description 40
- 238000007791 dehumidification Methods 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 87
- 239000011521 glass Substances 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 13
- 238000001035 drying Methods 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 abstract description 15
- 230000002411 adverse Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 110
- 239000003507 refrigerant Substances 0.000 description 23
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 230000001550 time effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000003570 air Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model is related to air conditioner fresh air unit fields, more particularly to a kind of countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units, including level-one cold heat source module, two level cold heat source module, regeneration module and dehumidification module, in regeneration module and dehumidification module, the trend of wind and the flow direction of solution are opposite, it is gained knowledge according to heat transfer, when adverse current, the outlet temperature of cold fluid can be higher than the outlet temperature of hot fluid, and in fair current, the outlet temperature of hot fluid is always less than the outlet temperature of cold fluid, therefore in adverse current, the temperature difference of cold and hot two kinds of fluids is larger, therefore when heat exchange area is identical, adverse current can transmit more heat.So the utility model increases the heat that solution is transmitted with air and reduces the volume of wet film unit on the basis of existing dehumidifying effect is constant, the appearance and size of unit entirety is reduced.And monoblock type air duct is integrally formed using mold, is considerably increased the sealing performance of unit, is reduced the probability of solution leakage.
Description
Technical field
The utility model is related to air conditioner fresh air unit field more particularly to a kind of countercurrent falling-film formula solution humidifying convertible frequency air-conditioners
Fresh air handling units.
Background technology
With being widely used for solution humidifying air-conditioning, with its low energy consumption, dehumidification efficiency height, with dedusting, sterilizing function etc.
Advantage obtains the approval of users.But since solution has corrosivity, cause Fresh air handling units in anti-corrosion and sealing performance
It is higher than other conventional air-conditioning units.Additionally, due to solution, heat transfer coefficient is small for pure water, if to reach identical
Effect, solution pre-cooling/heating heat exchanger are bigger than water pre-cooling/heating heat exchanger heat exchange area, cause set structure huge, operating space
It is narrow, the problems such as maintenance difficult.
Utility model content
The purpose of the utility model is to overcome the problems of the above-mentioned prior art, provide that a kind of heat-exchange capacity is strong, knot
Structure is compact, small volume countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units.
Technical solution adopted by the utility model to solve its technical problems is：A kind of countercurrent falling-film formula solution humidifying frequency conversion
Air conditioner fresh air unit, including level-one cold heat source module, two level cold heat source module, regeneration module and dehumidification module, level-one Cooling and Heat Source
Module is to pass through pipeline by the first frequency-changeable compressor, solution box condenser, the first electric expansion valve and the box evaporator of solution
Be connected in turn, solution box condenser and the box evaporator of solution are integrated in liquor box, two level cold heat source module be by
Second frequency-changeable compressor, falling film type interconderser, the second electric expansion valve and falling film type central evaporator by pipeline successively
It is connected and forms, regeneration module includes the regeneration side block liquid formula liquid distributor that from top to bottom spacing is arranged successively, secondary regenerator wet film list
Member, level-one regeneration wet film unit and three are integrated in the first air duct, and falling film type interconderser is arranged in secondary regenerator wet film
Between unit and level-one regeneration wet film unit, level-one regeneration wet film unit closes on the first air intake vent arrangement in the first air duct, regeneration
Side block liquid formula liquid distributor closes on the first row scenery resource quality in the first air duct, solution box condenser and dehumidifying side block liquid formula liquid distributor
Between be connected to by regeneration pump, dehumidification module include from top to bottom successively spacing arrangement dehumidifying side block liquid formula liquid distributor, two level
Dehumidifying wet film unit, level-one dehumidifying wet film unit and three are integrated in the second air duct, and falling film type central evaporator is arranged in two
Between grade dehumidifying wet film unit and level-one dehumidifying wet film unit, level-one dehumidifying wet film unit closes on second air intake vent in the second air duct
Arrangement, dehumidifying side block liquid formula liquid distributor close on the second air outlet arrangement in the second air duct, the box evaporator of solution and dehumidifying side block
It is connected to by the pump that dehumidifies between liquid formula liquid distributor, pre-cooling/heating heat exchanger is arranged at the second air intake vent.
The solution box condenser and the box evaporator of solution are arranged in two separate chambers of liquor box and two
It is connected to by valve between separate chamber.
The level-one cold heat source module further includes connected the first device for drying and filtering and the first liquid-sighting glass, the first dry filter
Device and the first liquid-sighting glass are arranged on the pipeline between solution box condenser and the first electric expansion valve.
The two level cold heat source module further includes connected the second device for drying and filtering and the second liquid-sighting glass, the second dry filter
Device and the second liquid-sighting glass are arranged on the pipeline between falling film type interconderser and the second electric expansion valve.
Connection regeneration side solution strainer between the regeneration pump and regeneration side block liquid formula liquid distributor.
Connection removes wet side solution strainer between the dehumidifying pump and dehumidifying side block liquid formula liquid distributor.
Further include four-way valve one, the first frequency-changeable compressor is connected with the entrance of four-way valve one, one of four-way valve one
Outlet is connected to by the first gas-liquid separator and the first frequency-changeable compressor, another outlet of four-way valve one and the liquor box
Formula condenser or the box evaporator connection of solution；Further include four-way valve two, the entrance phase of the second frequency-changeable compressor and four-way valve two
Even, one of four-way valve two outlet is connected to by the second gas-liquid separator and the second frequency-changeable compressor, four-way valve two it is another
One outlet is connected to the falling film type interconderser or falling film type central evaporator.
Advantageous effect：It is gained knowledge according to heat transfer, when adverse current, the outlet temperature of cold fluid can be higher than the outlet temperature of hot fluid
Degree, and in fair current, the outlet temperature of hot fluid is always less than the outlet temperature of cold fluid, therefore in adverse current, cold and hot two kinds
The temperature difference of fluid is larger, that is, when usually said logarithmic mean temperature difference (LMTD) is than fair current is big, therefore when heat exchange area is identical,
Adverse current can transmit more heat.So the utility model is using the tower integral air duct of adverse current, the trend of wind and the stream of solution
To on the contrary, increase the heat that solution is transmitted with air reduces wet film unit on the basis of existing dehumidifying effect is constant
Volume reduces the appearance and size of unit entirety.And monoblock type air duct is integrally formed using mold, considerably increases unit
Sealing performance reduces the probability of solution leakage.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
In figure：The first frequency-changeable compressors of 11-, 12- solution box condenser, the first electric expansion valves of 13-, 14- liquor boxs
Formula evaporator, the first devices for drying and filtering of 15-, the first liquid-sighting glass of 16-；20- liquor boxs；The second frequency-changeable compressors of 31-, 32- falling liquid films
Formula interconderser, the second electric expansion valves of 33-, 34- falling film types central evaporator, the second devices for drying and filtering of 35-, 36- second
Liquid-sighting glass；41- regenerates side block liquid formula liquid distributor, 42- secondary regenerator wet films unit, 43- level-ones and regenerates wet film unit；50- first
Air duct, the first air intake vents of 51-, the first exhaust outlets of 52-；60- regeneration pumps；71- dehumidify side block liquid formula liquid distributor, 72- two levels dehumidify
Wet film unit, 73- level-ones dehumidifying wet film unit；The second air ducts 80-；90- dehumidifying pumps；100- pre-cooling/heating heat exchangers；110- valves
Door；120- regenerates side solution strainer；130- removes wet side solution strainer；140- four-way valves one；The first gas-liquid separators of 150-；
160- four-way valves two；The second gas-liquid separators of 170-.
Specific implementation mode
With reference to Fig. 1, the utility model will be further described.
A kind of countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units, including level-one cold heat source module, two level Cooling and Heat Source
Module, regeneration module and dehumidification module, level-one cold heat source module be by the first frequency-changeable compressor 11, solution box condenser 12,
First electric expansion valve 13 and the box evaporator of solution 14 are connected in turn by pipeline, solution box condenser 12 and solution
Box evaporator 14 is integrated in liquor box 20, and two level cold heat source module is by cold among the second frequency-changeable compressor 31, falling film type
Condenser 32, the second electric expansion valve 33 and falling film type central evaporator 34 are connected in turn by pipeline, and regeneration module includes
From top to bottom the regeneration side block liquid formula liquid distributor 41, secondary regenerator wet film unit 42 of spacing arrangement, level-one regenerate wet film list successively
Member 43 and three be integrated in the first air duct 50, falling film type interconderser 32 is arranged in secondary regenerator wet film unit 42 and level-one
Between regenerating wet film unit 43, level-one regeneration wet film unit 43 closes on the first air intake vent 51 arrangement in the first air duct 50, regenerates side
Gear liquid formula liquid distributor 41 closes on the first exhaust outlet 52 arrangement in the first air duct 50, solution box condenser 12 and dehumidifying side block liquid formula
It is connected to by regeneration pump 60 between liquid distributor 41, dehumidification module includes the dehumidifying side block liquid formula cloth that from top to bottom spacing is arranged successively
Liquid device 71, two level dehumidifying wet film unit 72, level-one dehumidifying wet film unit 73 and three are integrated in the second air duct 80, in falling film type
Between evaporator 34 be arranged between two level dehumidifying wet film unit 72 and level-one dehumidifying wet film unit 73, level-one dehumidifies wet film unit 73
The second air intake vent 81 arrangement in the second air duct 80 is closed on, dehumidifying side block liquid formula liquid distributor 71 closes on second air-supply in the second air duct 80
Mouth 82 is arranged, is passed through the pump 90 that dehumidifies between the box evaporator 14 of solution and dehumidifying side block liquid formula liquid distributor 71 and is connected to, the second inlet air
Arrangement pre-cooling/heating heat exchanger 100 at mouth 81.
When utility model works, the refrigerant gas of high temperature and pressure is compressed by the first frequency conversion in level-one cold heat source module
Machine 11 pumps out, and into solution box condenser 12, passes through height in the refrigerant gas of 12 high temperature high pressure of solution box condenser
Effect heat exchange titanium tube transfers heat to the lower weak solution of temperature, refrigerant gas in liquor box 20 and is condensed, and becomes high temperature height
The refrigerant liquid of pressure becomes the refrigerant liquid of low-temp low-pressure, into liquor box after the throttling of the first electric expansion valve 13
Formula evaporator 14, the higher concentrated solution of temperature transfers heat to low-temp low-pressure in the box evaporator 14 of solution in liquor box 20
Refrigerant liquid, refrigerant liquid is evaporated, becomes the refrigerant gas of low-temp low-pressure, inhaled by the first frequency-changeable compressor 11
Enter, by electric energy make the first frequency-changeable compressor 11 acting switch to mechanical energy, compress the refrigerant gas of low-temp low-pressure, allow its again
The refrigerant gas for becoming high temperature and pressure is pumped out by the first frequency-changeable compressor 11, is completed a level-one cold heat source module refrigerant and is followed
Ring.
The refrigerant gas of high temperature and pressure is pumped out by the second frequency-changeable compressor 31 in two level cold heat source module, into falling liquid film
Formula interconderser 32, the refrigerant gas of 32 high temperature high pressure of falling film type interconderser will be hot by high efficient heat exchanging titanium tube
Amount passes to the lower concentration of temperature diluter solution and air, and refrigerant gas is condensed, and becomes the refrigerant of high temperature and pressure
Liquid becomes the refrigerant liquid of low-temp low-pressure, into falling film type central evaporator after the throttling of the second electric expansion valve 33
34, the denseer solution of the higher concentration of temperature and air transfer heat to the system of low-temp low-pressure in falling film type central evaporator 34
Cryogen liquid, refrigerant liquid are evaporated, and become the refrigerant gas of low-temp low-pressure, are sucked by the second frequency-changeable compressor 31, are led to
Crossing electric energy makes the acting of the second frequency-changeable compressor 31 switch to mechanical energy, compresses the refrigerant gas of low-temp low-pressure, it is allowed to become again
The refrigerant gas of high temperature and pressure is pumped out by the second frequency-changeable compressor 31, completes a two level cold heat source module refrigerant circulation.
The lower weak solution of temperature passes through height by the refrigerant gas of high temperature and pressure in solution box condenser 12 at this time
Effect heat exchange titanium tube heating and become the weak solution of high temperature, by regeneration pump 60 by the weak solution of high temperature from solution box condenser 12
In detach, solution is transported to regeneration side block liquid formula liquid distributor 41, and solution is uniformly dripped from regeneration side block liquid formula liquid distributor 41
To secondary regenerator wet film unit 42, in the weak solution of 42 high temperature of secondary regenerator wet film unit and by level-one regeneration wet film list
Member 41 and the pretreated outdoor fresh air of falling film type interconderser 32 or indoor return air carry out caloic exchange, outdoor fresh air or room
Interior return air further takes away the heat and moisture of high temperature weak solution, and the weak solution of high temperature is entered after cooling and concentration in falling film type
Between condenser 32, solution enters level-one regeneration wet film unit 43 and located in advance to outdoor fresh air or indoor return air after being again warmed up
Reason mutually occurs caloic and exchanges, and solution becomes the lower concentrated solution of temperature by cooling and further concentration again, box with solution
Solution in evaporator 14 becomes the lower weak solution of temperature after carrying out concentration balance, completes a solution regeneration cycle.
Outdoor fresh air/indoor return air is detached by exhaust fan at this time, higher with temperature in level-one regeneration wet film unit 43
Concentration occurs caloic compared with weak solution and exchanges, and outdoor fresh air/indoor return air has been taken away moisture and heat in weak solution, concentrated molten
Liquid, outdoor fresh air/indoor return air become that temperature is higher, the higher air of humidity, outdoor new by falling film type interconderser 32
Wind/indoor return air is further warmed, and outdoor fresh air/indoor return air is using dilute with high temperature in secondary regenerator wet film unit 42
Solution occurs caloic and exchanges, and takes away the moisture and heat in weak solution, concentrates solution, and outdoor fresh air/indoor return air becomes high
The air of warm high humidity is discharged to outdoor, completes a regenerative exhaust air process.
The higher concentrated solution of temperature passes through height by the refrigerant liquid of low-temp low-pressure in the box evaporator 14 of solution at this time
Effect heat exchange titanium tube cooling, becomes the concentrated solution of low temperature, by the pump 90 that dehumidifies by the concentrated solution of low temperature from the box evaporator of solution 14
In detach, solution is transported to dehumidifying side block liquid formula liquid distributor 71, and solution is uniformly dripped from dehumidifying side block liquid formula liquid distributor 71
To two level dehumidifying wet film unit 72, in two level dehumidifying wet film unit 72 concentrated solution of low temperature with dehumidified wet film list by level-one
Member 73 and the pretreated outdoor fresh air of falling film type central evaporator 34 carry out caloic exchange, and outdoor fresh air is further cooled down,
Moisture in air is further absorbed by the concentrated solution of low temperature, becomes that temperature is relatively low, and the denseer solution of concentration enters in falling film type
Between evaporator 34, solution enters level-one dehumidifying wet film unit 73 and pre-processed to outdoor fresh air, mutually sent out after being cooled again
Heat mass transter, solution is warmed again and further dilution becomes the higher weak solution of temperature, with solution box condenser 12
In solution carry out concentration balance after become the higher concentrated solution of temperature, complete a solution dehumidification cycle.
Outdoor fresh air is detached by breeze fan at this time, is dehumidified with level-one after 100 pre- cool-down dehumidification of pre-cooling/heating heat exchanger
Caloic exchange occurs for the lower concentration relatively concentrated solutions of temperature in wet film unit 73, and solution absorbs moisture and heat in outdoor fresh air
Amount, solution is diluted, and outdoor fresh air becomes that temperature is relatively low, and the lower air of humidity is outdoor by falling film type central evaporator 34
Fresh air is further cooled by, and is exchanged using caloic occurs with the concentrated solution of low temperature in two level dehumidifying wet film unit 72, low temperature
Concentrated solution absorbs heat and moisture in air, dilutes solution, and solution is warmed, and outdoor fresh air becomes the sky of low temperature and low humidity
Pneumatic transmission completes a dehumidifying air supply process to interior.
Wherein, pipeline unicom is used between the box evaporator 14 of solution and solution box condenser 12, can balance regeneration
Side and remove wet side solution concentration, convenient for solution preferably dehumidifying and regeneration.
It is gained knowledge according to heat transfer, when adverse current, the outlet temperature of cold fluid can be higher than the outlet temperature of hot fluid, and in fair current
When, the outlet temperature of hot fluid is always less than the outlet temperature of cold fluid, therefore in adverse current, the temperature difference of cold and hot two kinds of fluids
It is larger, that is, when usually said logarithmic mean temperature difference (LMTD) is than fair current it is big, therefore when heat exchange area is identical, can countercurrently transmit
More heat.So the utility model is using the tower integral air duct of adverse current, the trend of wind and the flow direction of solution are on the contrary, increase
The heat that solution is transmitted with air reduces the volume of wet film unit, reduces machine on the basis of existing dehumidifying effect is constant
The whole appearance and size of group.And monoblock type air duct is integrally formed using mold, considerably increases the sealing performance of unit, is reduced
The probability of solution leakage.
Dehumidification module can further decrease solution temperature and wind pushing temperature so that and air-supply humiture is easier to control, then
Raw module can further increase solution temperature and temperature of outgoing air so that solution preferably regenerates.It is solution box condenser 12, molten
Liquid case formula evaporator 14 is integrated with liquor box 20, and function is integrated, optimizing flow passage design, the same side block liquid formula cloth liquid that dehumidifies
The design of device 71 can also make gear liquid function and cloth liquid function integrated, under the premise of so that it is not influenced heat exchange property, reduce occupancy
Unit inner space reduces unit appearance and size.
Use frequency-changeable compressor technology, cooperation flow control more accurate in level-one cold heat source module, two level cold heat source module
Electric expansion valve, compressor capacity can automatically be adjusted by control system, avoided low according to real-time load condition
Compressor heavy-duty service when load condition and the waste for causing the energy reach energy-efficient to rationally effectively utilize electric energy
Purpose.Dust, bacterium, mould and other nuisances in fresh air can be removed using the sterilization of solution and adsorption capacity.Prevent
It blows again after being handled using return air, prevents from forming interior cycle, lead to bacteria breed.The air conditioner surroundings of people's high quality are provided, it is full
The demand of sufficient health of people life.
Unit can individually be made using novel, green, the splice type structure for adapting to sustainable development, modules
Make, modules complete different functions, can be carried out using these modules as the module of versatility and other production factors more
Kind of combination, constitutes new system, generates the series of products of a variety of different function or identical function, different performance, on the one hand can be with
Shorten research and development of products and manufacturing cycle, increase product line, improves product quality, quickly cope with turn of the market；On the other hand, may be used
To reduce or eliminate the adverse effect to environment, facilitate dismounting, recycling and processing after reuse, upgrading, repair and product abandonment.
Further, the solution box condenser 12 and the box evaporator of solution 14 are arranged in two of liquor box 20 solely
It is connected to by valve 110 in vertical chamber and between two separate chambers.
Further, the level-one cold heat source module further includes connected the first device for drying and filtering 15 and the first liquid-sighting glass
16, the first device for drying and filtering 15 and the first liquid-sighting glass 16 are arranged between solution box condenser 12 and the first electric expansion valve 13
Pipeline on.
Preferably, the two level cold heat source module further includes connected the second device for drying and filtering 35 and the second liquid-sighting glass 36,
Second device for drying and filtering 35 and the second liquid-sighting glass 36 are arranged between falling film type interconderser 32 and the second electric expansion valve 33
Pipeline on.
Connection regeneration side solution strainer 120 between the regeneration pump 60 and regeneration side block liquid formula liquid distributor 41.
Connection removes wet side solution strainer 130 between the dehumidifying pump 90 and dehumidifying side block liquid formula liquid distributor 71.
Further include four-way valve 1, the first frequency-changeable compressor 11 is connected with the entrance of four-way valve 1, four-way valve 1
One of outlet be connected to the first frequency-changeable compressor 11 by the first gas-liquid separator 150, four-way valve 1 another
Outlet is connected to the solution box condenser 12 or the box evaporator of solution 14；Further include four-way valve 2 160, the second frequency conversion
Compressor 31 is connected with the entrance of four-way valve 2 160, and the outlet of one of four-way valve 2 160 passes through the second gas-liquid separator
170 are connected to the second frequency-changeable compressor 31, another outlet of four-way valve 2 160 and the falling film type interconderser 32 or
Falling film type central evaporator 34 is connected to.When unit winter operation, two level cold heat source module, level-one cold heat source module compressibility are opened
Four-way valve 1 and four-way valve 2 160 are opened, the box evaporator change 14 of solution is solution box condenser 12, the box condensation of solution
Device 12 becomes the box evaporator 14 of solution, and falling film type central evaporator 34 becomes falling film type interconderser 32, among falling film type
Condenser 32 becomes falling film type central evaporator 34, and level-one dehumidifying wet film unit 73 and two level dehumidifying wet film unit 72 become respectively
Level-one humidifies wet film unit and two level humidifies wet film unit, is used for giving outdoor fresh air warming and humidifying.Level-one regenerates wet film unit 43
Become level-one moisture absorption wet film unit and two level moisture absorption wet film unit respectively with secondary regenerator wet film unit 42, absorb outdoor fresh air/
Moisture in indoor return air is used for humidifying, and pre-cooling/heating heat exchanger 100 is used for being heat-treated to outdoor fresh air pre-add.
It should be appreciated that specific embodiment described above is only used for explaining the utility model, it is not used to limit this reality
With novel.By the utility model the obvious changes or variations extended out of spirit still in the utility model protection
Among range.
Claims (7)
1. a kind of countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units, it is characterised in that：Including level-one cold heat source module, two
Grade cold heat source module, regeneration module and dehumidification module, level-one cold heat source module are box by the first frequency-changeable compressor (11), solution
Condenser (12), the first electric expansion valve (13) and the box evaporator of solution (14) are connected in turn by pipeline, liquor box
Formula condenser (12) and the box evaporator of solution (14) are integrated in liquor box (20), and two level cold heat source module is by the second frequency conversion
Compressor (31), falling film type interconderser (32), the second electric expansion valve (33) and falling film type central evaporator (34) pass through
Pipeline is connected in turn, and regeneration module includes the regeneration side block liquid formula liquid distributor (41) that from top to bottom spacing is arranged successively, two
Grade regeneration wet film unit (42), level-one regeneration wet film unit (43) and three are integrated in the first air duct (50), among falling film type
Condenser (32) is arranged between secondary regenerator wet film unit (42) and level-one regeneration wet film unit (43), and level-one regenerates wet film list
First (43) close on the first air intake vent (51) arrangement in the first air duct (50), and regeneration side block liquid formula liquid distributor (41) closes on the first air duct
(50) the first exhaust outlet (52) arrangement, by again between solution box condenser (12) and dehumidifying side block liquid formula liquid distributor (41)
Raw pump (60) connection, dehumidification module include that from top to bottom the dehumidifying side block liquid formula liquid distributor (71) of spacing arrangement, two level are removed successively
Wet film unit (72), level-one dehumidifying wet film unit (73) and three are integrated in the second air duct (80), evaporation among falling film type
Device (34) is arranged between two level dehumidifying wet film unit (72) and level-one dehumidifying wet film unit (73), level-one dehumidifying wet film unit
(73) the second air intake vent (81) arrangement in the second air duct (80) is closed on, dehumidifying side block liquid formula liquid distributor (71) closes on the second air duct
(80) the second air outlet (82) arrangement, by removing between the box evaporator of solution (14) and dehumidifying side block liquid formula liquid distributor (71)
Wet pump (90) is connected to, arrangement pre-cooling/heating heat exchanger (100) at the second air intake vent (81).
2. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 1, it is characterised in that：It is described molten
Liquid box condenser (12) and the box evaporator of solution (14) are arranged in two separate chambers of liquor box (20) and two only
It is connected to by valve (110) between vertical chamber.
3. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 2, it is characterised in that：Described one
Grade cold heat source module further includes connected the first device for drying and filtering (15) and the first liquid-sighting glass (16), the first device for drying and filtering (15)
And first liquid-sighting glass (16) be arranged on the pipeline between solution box condenser (12) and the first electric expansion valve (13).
4. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 3, it is characterised in that：Described two
Grade cold heat source module further includes connected the second device for drying and filtering (35) and the second liquid-sighting glass (36), the second device for drying and filtering (35)
And second liquid-sighting glass (36) be arranged on the pipeline between falling film type interconderser (32) and the second electric expansion valve (33).
5. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 4, it is characterised in that：It is described again
Connection regeneration side solution strainer (120) between raw pump (60) and regeneration side block liquid formula liquid distributor (41).
6. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 5, it is characterised in that：It is described to remove
Connection removes wet side solution strainer (130) between wet pump (90) and dehumidifying side block liquid formula liquid distributor (71).
7. countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units according to claim 6, it is characterised in that：Further include
Four-way valve one (140), the first frequency-changeable compressor (11) are connected with the entrance of four-way valve one (140), and four-way valve one (140) is wherein
One outlet is connected to by the first gas-liquid separator (150) with the first frequency-changeable compressor (11), four-way valve one (140) another
Outlet is connected to the solution box condenser (12) or the box evaporator of solution (14)；Further include four-way valve two (160), the
Two frequency-changeable compressors (31) are connected with the entrance of four-way valve two (160), and the outlet of one of four-way valve two (160) passes through second
Gas-liquid separator (170) is connected to the second frequency-changeable compressor (31), another outlet of four-way valve two (160) and the falling liquid film
Formula interconderser (32) or falling film type central evaporator (34) connection.
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| CN201721649994.5U CN207962972U (en) | 2017-11-30 | 2017-11-30 | Countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816761A (en) * | 2017-11-30 | 2018-03-20 | 南京海桐环境科技有限公司 | Countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units |
| CN114110883A (en) * | 2021-11-24 | 2022-03-01 | 广东美的制冷设备有限公司 | Fresh air machine, control method thereof and computer readable storage medium |
-
2017
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107816761A (en) * | 2017-11-30 | 2018-03-20 | 南京海桐环境科技有限公司 | Countercurrent falling-film formula solution humidifying convertible frequency air-conditioner Fresh air handling units |
| CN114110883A (en) * | 2021-11-24 | 2022-03-01 | 广东美的制冷设备有限公司 | Fresh air machine, control method thereof and computer readable storage medium |
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Granted publication date: 20181012 Termination date: 20191130 |