CN108413498B - Solution dehumidification unit and air conditioning system with same - Google Patents
Solution dehumidification unit and air conditioning system with same Download PDFInfo
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- CN108413498B CN108413498B CN201810350581.XA CN201810350581A CN108413498B CN 108413498 B CN108413498 B CN 108413498B CN 201810350581 A CN201810350581 A CN 201810350581A CN 108413498 B CN108413498 B CN 108413498B
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- solution
- unit
- heat recovery
- dehumidifying
- regeneration
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 92
- 238000004378 air conditioning Methods 0.000 title claims abstract description 10
- 230000008929 regeneration Effects 0.000 claims abstract description 125
- 238000011069 regeneration method Methods 0.000 claims abstract description 125
- 238000011084 recovery Methods 0.000 claims description 197
- 238000009423 ventilation Methods 0.000 claims description 50
- 239000007788 liquid Substances 0.000 claims description 42
- 239000000945 filler Substances 0.000 claims description 41
- 238000002955 isolation Methods 0.000 claims description 35
- 238000005507 spraying Methods 0.000 claims description 11
- 238000005086 pumping Methods 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004891 communication Methods 0.000 claims 4
- 230000001172 regenerating effect Effects 0.000 abstract description 9
- 238000005192 partition Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/147—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with both heat and humidity transfer between supplied and exhausted air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1458—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
The invention provides a solution dehumidifier unit and an air conditioning system with the same. The solution dehumidifier unit comprises a dehumidifier and a regenerator, wherein the dehumidifier comprises a dehumidifying tower body and a dehumidifying unit, the regenerator comprises a regenerating tower body and a regenerating unit, the dehumidifying tower body is provided with a fresh air inlet and an air supply inlet which are mutually communicated, so that outdoor fresh air enters an inner cavity of the dehumidifying tower body through the fresh air inlet and flows from bottom to top along the vertical direction, and the outdoor fresh air is subjected to mass transfer heat exchange with dehumidifying solution when passing through the dehumidifying unit; and/or the regeneration tower body is provided with an air return opening and an air outlet which are mutually communicated, so that the indoor return air enters the inner cavity of the regeneration tower body through the air return opening and flows from bottom to top along the vertical direction, and the indoor return air is subjected to mass transfer and heat exchange with the dehumidifying solution when passing through the regeneration unit. Thereby realizing mass transfer and heat exchange between the dehumidifying solution and outdoor fresh air or indoor return air in a countercurrent mode. The problem of the solution dehumidification unit heat transfer mass transfer efficiency of cross flow form among the prior art lower is solved.
Description
Technical Field
The invention relates to the field of air conditioning equipment, in particular to a solution dehumidifier unit and an air conditioning system with the same.
Background
For convenience in arrangement, a common solution dehumidifier unit is generally in a cross flow mode, air flows in a horizontal direction, solution flows in a gravity direction, and heat and mass transfer modes of the solution and the air are cross flows. The heat recovery section, the dehumidification section and the regeneration section are respectively connected together, and in order to improve the performance of the device, each treatment section is generally divided into multiple stages, and each stage is provided with a solution pump.
The solution dehumidifier unit in the form of multi-stage serial cross flow mainly has the following problems:
1) The heat and mass transfer efficiency of the cross-flow solution dehumidifier unit is low, so that the running performance of the whole unit is reduced;
2) Each stage of each treatment section is required to be provided with a solution pump, so that the number of solution pumps of a unit is large, the operation control is complex, the reliability is reduced, and the unit cost is increased;
3) In order to reduce the volume of the unit, the solution dehumidifier unit in the cross flow mode has the advantages that the distance between adjacent stages is very close, so that solution can be mixed, for example, the solution is mixed from heat recovery to a dehumidification section or a regeneration section, and the solution at different temperatures is mixed between different stages of the dehumidification section or the regeneration section, so that certain heat loss is caused, and the working efficiency of the unit is influenced.
Disclosure of Invention
The invention mainly aims to provide a solution dehumidifier unit and an air conditioning system with the same, so as to solve the problem of low heat and mass transfer efficiency of the solution dehumidifier unit in a cross flow mode in the prior art.
In order to achieve the above object, according to a first aspect of the present invention, there is provided a solution dehumidifier unit including a dehumidifier including a dehumidifying tower body and a dehumidifying unit disposed in an inner cavity of the dehumidifying tower body, and a regenerator including a regenerating tower body and a regenerating unit disposed in the inner cavity of the regenerating tower body, the dehumidifying tower body having a fresh air inlet and an air supply opening communicated with each other, the fresh air inlet being opened at a bottom of the dehumidifying tower body, the air supply opening being opened at a top of the dehumidifying tower body so that outdoor fresh air enters the inner cavity of the dehumidifying tower body through the fresh air inlet and flows vertically from bottom to top, and the outdoor fresh air is mass-transferred to and heat-exchanged with a dehumidifying solution in the dehumidifying unit when passing through the dehumidifying unit; and/or the regeneration tower body is provided with an air return opening and an air outlet which are mutually communicated, the air return opening is arranged at the bottom of the regeneration tower body, and the air outlet is arranged at the top of the regeneration tower body, so that indoor return air enters the inner cavity of the regeneration tower body through the air return opening and flows from bottom to top along the vertical direction, and the indoor return air and dehumidification solution in the regeneration unit perform mass transfer heat exchange when passing through the regeneration unit.
Further, the dehumidifier further comprises: the first solution isolation layer is arranged in the inner cavity of the dehumidifying tower body to divide the inner cavity of the dehumidifying tower body into a dehumidifying cavity positioned at the upper part and a first heat recovery cavity positioned at the lower part, and the dehumidifying unit is arranged in the dehumidifying cavity; the first heat recovery unit is arranged in the first heat recovery cavity and is used for recovering heat of outdoor fresh air entering the first heat recovery cavity; wherein, the fresh air inlet is communicated with the first heat recovery cavity, and the air supply inlet is communicated with the dehumidification cavity.
Further, the regenerator further comprises: the second solution isolation layer is arranged in the inner cavity of the regeneration tower body to divide the inner cavity of the regeneration tower body into a regeneration cavity positioned at the upper part and a second heat recovery cavity positioned at the lower part, and the regeneration unit is arranged in the regeneration cavity; the second heat recovery unit is arranged in the second heat recovery cavity and is used for recovering heat of indoor return air entering the second heat recovery cavity; wherein, the return air inlet is communicated with the second heat recovery cavity, and the exhaust outlet is communicated with the regeneration cavity.
Further, the second heat recovery unit includes: a second heat recovery filler block disposed within the second heat recovery chamber and dividing the second heat recovery chamber into an upper space and a lower space; the second heat recovery liquid distributor is arranged in the upper space of the second heat recovery cavity and is used for spraying the dehumidifying solution to the second heat recovery filling blocks; the air return port is communicated with the lower space of the second heat recovery cavity so as to guide indoor return air to enter the second heat recovery cavity and transfer mass and heat with the dehumidification solution sprayed on the second heat recovery filler block.
Further, the second heat recovery unit further includes: one end of the second solution pipeline is communicated with the second heat recovery cavity, and the other end of the second solution pipeline is communicated with the first heat recovery unit; and a second solution pump arranged on the second solution pipeline for pumping the dehumidifying solution in the second heat recovery cavity to the first heat recovery unit.
Further, the first heat recovery unit includes: a first heat recovery filler block disposed within the first heat recovery chamber and dividing the first heat recovery chamber into an upper space and a lower space; the first heat recovery liquid distributor is arranged in the upper space of the first heat recovery cavity and is used for spraying the dehumidifying solution to the first heat recovery filling blocks; the fresh air inlet is communicated with the lower space of the first heat recovery cavity so as to guide outdoor fresh air to enter the first heat recovery cavity and transfer mass and heat with the dehumidification solution sprayed on the first heat recovery filler block.
Further, the first heat recovery unit further includes: one end of the first solution pipeline is communicated with the first heat recovery cavity, and the other end of the first solution pipeline is communicated with the second heat recovery unit; and the first solution pump is arranged on the first solution pipeline and used for pumping the dehumidifying solution in the first heat recovery cavity to the second heat recovery unit.
Further, the first solution isolation layer includes: the first division board is provided with first solution groove and first ventilation hole on the first division board, and first solution groove and first ventilation hole interval set up, and first solution groove is used for accomodating the dehumidification solution that falls down by the dehumidification unit, and first ventilation hole is used for supplying outdoor new trend to pass through in order to get into the dehumidification intracavity.
Further, the first solution isolation layer further includes: the first blast cap is arranged above the first ventilation hole, and the edge of the first blast cap extends towards the first solution tank so that the dehumidification solution passing through the dehumidification unit directly falls into the first solution tank or falls into the first solution tank under the flow guiding effect of the first blast cap.
Further, the first solution tank, the first ventilation holes and the first hoods are all multiple, the first solution tanks and the first ventilation holes are arranged in a staggered mode, and the first hoods are arranged above the first ventilation holes in a one-to-one correspondence mode.
Further, the dehumidifying unit includes: the dehumidification filler block is arranged in the dehumidification cavity and divides the dehumidification cavity into an upper space and a lower space; the dehumidifying liquid distributor is arranged in the upper space of the dehumidifying cavity and is used for spraying dehumidifying solution to the dehumidifying filler blocks; the air supply outlet is communicated with the upper space of the dehumidifying cavity, so that the outdoor fresh air subjected to heat recovery and the dehumidifying solution sprayed on the dehumidifying filler block are subjected to mass transfer and heat exchange to dehumidify the outdoor fresh air.
Further, the dehumidifying unit further includes: one end of the third solution pipeline is communicated with the first solution tank, and the other end of the third solution pipeline is communicated with the dehumidifying liquid distributor; and the third solution pump is arranged on the third solution pipeline and is used for pumping the dehumidifying solution in the first solution tank to the dehumidifying liquid distributor.
Further, the dehumidifying unit further includes: and one end of the first inter-stage solution pipeline is communicated with the third solution pipeline, and the other end of the first inter-stage solution pipeline is communicated with the regeneration unit.
Further, the solution dehumidifier unit further comprises: a heat pump system comprising an evaporator; the evaporator is arranged on the third solution pipeline and is used for cooling the dehumidifying solution flowing through the third solution pipeline.
Further, the heat pump systems are two sets, and the evaporators of the two sets of heat pump systems are arranged on the third solution pipeline.
Further, the second solution isolation layer includes: the second division board is provided with second solution groove and second ventilation hole on the second division board, and second solution groove and second ventilation hole interval set up, and the second solution groove is used for accomodating the dehumidification solution that falls down by regeneration unit, and the second ventilation hole is used for supplying indoor return air to pass through in order to get into regeneration intracavity.
Further, the second solution isolation layer further includes: the second blast cap is arranged above the second ventilation hole, and the edge of the second blast cap extends towards the second solution tank so that the dehumidifying solution passing through the regeneration unit directly falls into the second solution tank or falls into the second solution tank under the flow guiding effect of the second blast cap.
Further, the second solution tank, the second ventilation holes and the second hoods are all multiple, the multiple second solution tanks and the multiple second ventilation holes are arranged in a staggered mode, and the second hoods are arranged above the multiple second ventilation holes in a one-to-one correspondence mode.
Further, the regeneration unit includes: the regeneration filling block is arranged in the regeneration cavity and divides the regeneration cavity into an upper space and a lower space; the regeneration liquid distributor is arranged in the upper space of the regeneration cavity and is used for spraying the dehumidifying solution to the regeneration filler blocks; the air outlet is communicated with the upper space of the regeneration cavity, so that the indoor return air subjected to heat recovery and the dehumidification solution sprayed on the regeneration filler block are subjected to mass transfer and heat exchange, and the indoor return air takes away the moisture in the dehumidification solution.
Further, the regeneration unit further includes: one end of the fourth solution pipeline is communicated with the second solution tank, and the other end of the fourth solution pipeline is communicated with the regenerated liquid distributor; and the fourth solution pump is arranged on the fourth solution pipeline and is used for pumping the dehumidifying solution in the second solution tank to the regeneration liquid distributor.
Further, the regeneration unit further includes: and one end of the second interstage solution pipeline is communicated with the fourth solution pipeline, and the other end of the second interstage solution pipeline is communicated with the dehumidification unit.
Further, the solution dehumidifier unit further comprises: a heat pump system comprising a condenser; the condenser is arranged on the fourth solution pipeline and is used for heating the dehumidifying solution flowing through the fourth solution pipeline.
Further, the heat pump systems are two, and the condensers of the two heat pump systems are arranged on the fourth solution pipeline.
According to a second aspect of the present invention, there is provided an air conditioning system, comprising a solution dehumidifier unit, the solution dehumidifier unit being the above-described content solution dehumidifier unit.
The solution dehumidifier unit comprises a dehumidifier and a regenerator, wherein the dehumidifier comprises a dehumidifier tower body and a dehumidifier unit arranged in the inner cavity of the dehumidifier tower body, the regenerator comprises a regenerator tower body and a regenerator unit arranged in the inner cavity of the regenerator tower body, the dehumidifier tower body is provided with a fresh air port and an air supply port which are mutually communicated, the fresh air port is arranged at the bottom of the dehumidifier tower body, the air supply port is arranged at the top of the dehumidifier tower body, so that outdoor fresh air enters the inner cavity of the dehumidifier tower body through the fresh air port and flows from bottom to top along the vertical direction, and the outdoor fresh air passes through the dehumidifier unit and exchanges mass transfer heat with a dehumidification solution in the dehumidifier unit; and/or the regeneration tower body is provided with an air return opening and an air outlet which are mutually communicated, the air return opening is arranged at the bottom of the regeneration tower body, and the air outlet is arranged at the top of the regeneration tower body, so that indoor return air enters the inner cavity of the regeneration tower body through the air return opening and flows from bottom to top along the vertical direction, and the indoor return air is subjected to mass transfer heat exchange with dehumidification solution in the regeneration unit when passing through the regeneration unit. Thereby realizing mass transfer and heat exchange between the dehumidifying solution and outdoor fresh air or indoor return air in a countercurrent mode. The problem of the solution dehumidification unit heat transfer mass transfer efficiency of cross flow form among the prior art lower is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 is a schematic structural view of an alternative solution dehumidifier unit according to an embodiment of the present invention.
Wherein the above figures include the following reference numerals:
10. a dehumidifier; 11. a dehumidifying tower body; 111. a new wind gap; 112. an air supply port; 113. a dehumidifying chamber; 114. a first heat recovery chamber; 12. a dehumidifying unit; 121. dehumidifying the filler block; 122. a dehumidifying liquid distributor; 123. a third solution line; 124. a third solution pump; 125. a first inter-stage solution line; 13. a first solution isolation layer; 131. a first partition plate; 132. a first hood; 133. a first solution tank; 14. a first heat recovery unit; 141. a first heat recovery filler block; 142. a first heat recovery liquid distributor; 143. a first solution line; 144. a first solution pump; 20. a regenerator; 21. regenerating the tower body; 211. an air return port; 212. an air outlet; 213. a regeneration chamber; 214. a second heat recovery chamber; 22. a regeneration unit; 221. regenerating the filler block; 222. a regenerated liquid distributor; 223. a fourth solution line; 224. a fourth solution pump; 225. a second interstage solution conduit; 23. a second solution isolation layer; 231. a second partition plate; 232. a second hood; 233. a second solution tank; 24. a second heat recovery unit; 241. a second heat recovery filler block; 242. a second heat recovery liquid distributor; 243. a second solution line; 244. a second solution pump; 30. a heat pump system; 31. an evaporator; 32. and a condenser.
Detailed Description
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
According to the solution dehumidifier unit disclosed by the embodiment of the invention, as shown in fig. 1, the solution dehumidifier unit comprises a dehumidifier 10 and a regenerator 20, wherein the dehumidifier 10 comprises a dehumidifier tower body 11 and a dehumidifier unit 12 arranged in the inner cavity of the dehumidifier tower body 11, the regenerator 20 comprises a regenerator tower body 21 and a regenerator unit 22 arranged in the inner cavity of the regenerator tower body 21, the dehumidifier tower body 11 is provided with a fresh air port 111 and an air supply port 112 which are mutually communicated, the fresh air port 111 is arranged at the bottom of the dehumidifier tower body 11, the air supply port 112 is arranged at the top of the dehumidifier tower body 11, so that outdoor fresh air enters the inner cavity of the dehumidifier tower body 11 through the fresh air port 111 and flows from bottom to top in the vertical direction, and the outdoor fresh air is subjected to mass transfer heat exchange with the dehumidifier solution in the dehumidifier unit 12 when passing through the dehumidifier unit 12; and/or the regeneration tower body 21 is provided with an air return opening 211 and an air outlet 212 which are mutually communicated, the air return opening 211 is arranged at the bottom of the regeneration tower body 21, and the air outlet 212 is arranged at the top of the regeneration tower body 21, so that indoor air return enters the inner cavity of the regeneration tower body 21 through the air return opening 211 and flows from bottom to top along the vertical direction, and the indoor air return is subjected to mass transfer heat exchange with the dehumidification solution in the regeneration unit 22 when passing through the regeneration unit 22.
The solution dehumidifier unit applying the technical scheme of the invention comprises a dehumidifier 10 and a regenerator 20, wherein the dehumidifier 10 comprises a dehumidifier tower 11 and a dehumidifier unit 12 arranged in the inner cavity of the dehumidifier tower 11, the regenerator 20 comprises a regenerator tower 21 and a regenerator unit 22 arranged in the inner cavity of the regenerator tower 21, the dehumidifier tower 11 is provided with a fresh air port and an air supply port which are mutually communicated, the fresh air port is arranged at the bottom of the dehumidifier tower 11, the air supply port is arranged at the top of the dehumidifier tower 11, so that outdoor fresh air enters the inner cavity of the dehumidifier tower 11 through the fresh air port and flows from bottom to top along the vertical direction, and the outdoor fresh air is subjected to mass transfer heat exchange with the dehumidifier solution in the dehumidifier unit 12 when passing through the dehumidifier unit 12; and/or the regeneration tower body 21 is provided with an air return opening and an air outlet which are mutually communicated, the air return opening is formed in the bottom of the regeneration tower body 21, and the air outlet is formed in the top of the regeneration tower body 21, so that indoor return air enters the inner cavity of the regeneration tower body 21 through the air return opening and flows from bottom to top along the vertical direction, and the indoor return air is subjected to mass transfer and heat exchange with the dehumidifying solution in the regeneration unit 22 when passing through the regeneration unit 22. Thereby realizing mass transfer and heat exchange between the dehumidifying solution and outdoor fresh air or indoor return air in a countercurrent mode. The problem of the solution dehumidification unit heat transfer mass transfer efficiency of cross flow form among the prior art lower is solved.
In specific implementation, the dehumidifier 10 further includes a first solution isolation layer 13 and a first heat recovery unit 14, where the first solution isolation layer 13 is disposed in the inner cavity of the dehumidification tower body 11 to divide the inner cavity of the dehumidification tower body 11 into a dehumidification cavity 113 located at the upper portion and a first heat recovery cavity 114 located at the lower portion, where the fresh air port 111 is communicated with the first heat recovery cavity 114, and the air supply port 112 is communicated with the dehumidification cavity 113. The dehumidification unit 12 is arranged in the dehumidification cavity 113 at the upper part, the first heat recovery unit 14 is arranged in the first heat recovery cavity 114 at the lower part, and the first heat recovery unit 14 is used for recovering heat of outdoor fresh air entering the first heat recovery cavity 114, so that the outdoor fresh air is subjected to heat recovery and then sent to the dehumidification unit 12 for dehumidification, and the running efficiency of a unit is improved.
Further, the regenerator 20 further includes a second solution isolation layer 23 and a second heat recovery unit 24, wherein the second solution isolation layer 23 is disposed in the inner cavity of the regeneration tower body 21 to divide the inner cavity of the regeneration tower body 21 into a regeneration cavity 213 at an upper portion and a second heat recovery cavity 214 at a lower portion, wherein the return air inlet 211 is communicated with the second heat recovery cavity 214, and the exhaust air outlet 212 is communicated with the regeneration cavity 213. The regeneration unit 22 is disposed in the upper regeneration chamber 213; the second heat recovery unit 24 is disposed in the second heat recovery chamber 214 at the lower part, and the second heat recovery unit 24 is used for recovering heat of indoor return air entering the second heat recovery chamber 214, so that the indoor return air is sent to the regeneration unit 22 for regenerating the dehumidification solution after heat recovery, and the operation efficiency of the unit is improved.
Specifically, the first heat recovery unit 14 includes a first heat recovery filler block 141, a first heat recovery liquid distributor 142, a first solution pipe 143, and a first solution pump 144, the first heat recovery filler block 141 being disposed within the first heat recovery chamber 114 and dividing the first heat recovery chamber 114 into an upper space and a lower space; the first heat recovery liquid distributor 142 is disposed in an upper space of the first heat recovery chamber 114 and is located at an upper portion of the first heat recovery filler block 141, and the first heat recovery liquid distributor 142 is used to spray the dehumidifying solution to the first heat recovery filler block 141; the fresh air port 111 is communicated with the lower space of the first heat recovery cavity 114, so as to guide outdoor fresh air to enter the first heat recovery cavity 114 and transfer mass and heat with the dehumidification solution sprayed on the first heat recovery filling block 141; one end of the first solution pipe 143 communicates with the first heat recovery chamber 114, and the other end of the first solution pipe 143 communicates with the second heat recovery unit 24; a first solution pump 144 is disposed on the first solution line 143 to pump the dehumidified solution within the first heat recovery chamber 114 to the second heat recovery unit 24.
The second heat recovery unit 24 includes a second heat recovery filler block 241, a second heat recovery liquid distributor 242, a second solution pipe 243, and a second solution pump 244, the second heat recovery filler block 241 being disposed within the second heat recovery chamber 214 and dividing the second heat recovery chamber 214 into an upper space and a lower space; the second heat recovery liquid distributor 242 is disposed in an upper space of the second heat recovery chamber 214 and is located at an upper portion of the second heat recovery filler block 241, and the second heat recovery liquid distributor 242 is used for spraying the dehumidifying solution to the second heat recovery filler block 241; wherein the return air inlet 211 communicates with the lower space of the second heat recovery chamber 214 to guide indoor return air into the second heat recovery chamber 214 and to exchange mass transfer heat with the dehumidification solution sprayed on the second heat recovery filler block 241. One end of the second solution line 243 communicates with the second heat recovery chamber 214, and the other end of the second solution line 243 communicates with the first heat recovery unit 14; a second solution pump 244 is disposed on the second solution line 243 to pump the dehumidified solution within the second heat recovery chamber 214 to the first heat recovery unit 14.
In the concrete installation, the dehumidifying solution in the first heat recovery unit 14 is accumulated at the bottom of the first heat recovery chamber 114, one end of the first solution pipe 143 is communicated with the bottom of the first heat recovery chamber 114, and the other end of the first solution pipe 143 is communicated with the second heat recovery liquid distributor 242 of the second heat recovery unit 24, so that the interstage flow of the solution between the first heat recovery unit 14 and the second heat recovery unit 24 is realized; the dehumidified solution in the second heat recovery unit 24 is accumulated in the bottom of the second heat recovery chamber 214, the second solution pipe 243 communicates with the bottom of the second heat recovery chamber 214, and the other end of the second solution pipe 243 communicates with the first heat recovery liquid distributor 142 of the first heat recovery unit 14, thereby achieving the inter-stage flow of the solution between the second heat recovery unit 24 and the first heat recovery unit 14.
Further, the first solution isolation layer 13 includes a first isolation plate 131, a first hood 132, a first solution tank 133, and a first ventilation hole, and the first isolation plate 131 is installed at the middle of the inner cavity of the dehumidifying tower 11 in the cross-sectional direction of the dehumidifying tower 11 to divide the inner cavity of the dehumidifying tower 11 into a dehumidifying chamber 113 at an upper portion and a first heat recovery chamber 114 at a lower portion. In order to ensure effective isolation of the dehumidified solution between the dehumidification chamber 113 and the first heat recovery chamber 114 and prevent heat loss caused by solution mixing while enabling normal circulation of outdoor fresh air between the dehumidification chamber 113 and the first heat recovery chamber 114, a first solution tank 133 and a first ventilation hole are arranged on the first isolation plate 131, the first solution tank 133 and the first ventilation hole are arranged at intervals, the first solution tank 133 is used for accommodating the dehumidified solution falling from the dehumidification unit 12, and the first ventilation hole is used for enabling the outdoor fresh air after heat recovery by the first heat recovery chamber 114 to pass through so as to enter the dehumidification chamber 113; the first hood 132 is disposed above the first ventilation hole, and an edge of the first hood 132 extends toward the first solution tank so that the dehumidified solution passing through the dehumidification unit 12 falls directly into the first solution tank 133 or falls into the first solution tank under the guiding action of the first hood 132.
Specifically, the first solution tanks 133, the first ventilation holes and the first air caps 132 are all plural, the plural first solution tanks 133 are disposed above the first partition plate 131 at intervals, the plural first ventilation holes are all formed on the first partition plate 131, and each first ventilation hole is opposite to a gap between two adjacent first solution tanks 133, so that the plural first solution tanks 133 and the plural first ventilation holes are disposed in a staggered manner, and the respective first air caps 132 are disposed above the respective first ventilation holes in a one-to-one correspondence manner. The dehumidification solution passing through the dehumidification unit 12 directly falls into each first solution tank 133 or falls onto each first hood 132 and flows into the first solution tank 133 along the upper surface of the first hood 132 to realize the barrier of the dehumidification solution of the dehumidification unit 12; after passing through the first ventilation holes, the outdoor fresh air after heat recovery in the first heat recovery cavity 114 enters the dehumidifying cavity 113 through a gap between the first hood 132 and two adjacent first solution tanks 133, so that the smoothness of the outdoor fresh air between the first heat recovery cavity 114 and the dehumidifying cavity 113 is ensured.
The second solution isolation layer 23 includes a second isolation plate 231, a second hood 232, a second solution tank 233, and a second ventilation hole, and the second isolation plate 231 is installed at the middle of the inner cavity of the regeneration tower 21 in the cross-sectional direction of the regeneration tower 21 so as to divide the inner cavity of the regeneration tower into a regeneration chamber 213 at the upper portion and a second heat recovery chamber 214 at the lower portion. In order to ensure the effective isolation of the dehumidifying solution between the regeneration chamber 213 and the second heat recovery chamber 214 while enabling the normal circulation of the indoor return air between the regeneration chamber 213 and the second heat recovery chamber 214, and to avoid the heat loss caused by the solution mixing, a second solution tank 233 and a second ventilation hole are provided on the second partition plate 231, the second solution tank 233 and the second ventilation hole are spaced apart, the second solution tank 233 is used for receiving the dehumidifying solution falling from the regeneration unit 22, and the second ventilation hole is used for allowing the indoor return air to pass through to enter the regeneration chamber 213. The second hood 232 is disposed over the second ventilation hole, and an edge of the second hood 232 extends toward the second solution tank 233 so that the dehumidified solution passing through the regeneration unit 22 falls directly into the second solution tank 233 or falls into the second solution tank 233 under the guide of the second hood 232.
Specifically, the second solution tanks 233, the second ventilation holes and the second air caps 232 are all multiple, the multiple second solution tanks 233 are arranged above the second isolation plate 231 at intervals, the multiple second ventilation holes are all formed in the second isolation plate 231, and each second ventilation hole is opposite to a gap between two adjacent second solution tanks 233, so that the multiple second solution tanks 233 and the multiple second ventilation holes are arranged in a staggered manner, and each second air cap 232 is arranged above each second ventilation hole in a one-to-one correspondence manner. The dehumidification solution passing through the regeneration unit 22 directly falls into the second solution tank 233, or falls onto each second hood 232 and flows into the second solution tank 233 along the upper surface of the second hood 232 to realize the separation of the dehumidification solution of the regeneration unit 22; the indoor return air after heat recovery by the second heat recovery cavity 214 passes through the second ventilation holes and then enters the regeneration cavity 213 through the gap between the second hood 232 and the two adjacent second solution tanks 233, so that the smoothness of the indoor return air between the second heat recovery cavity 214 and the regeneration cavity 213 is ensured.
Further, the dehumidification unit 12 includes a dehumidification filler block 121, a dehumidification liquid distributor 122, a third solution pipe 123, a third solution pump 124, and a first inter-stage solution pipe 125, the dehumidification filler block 121 being disposed in the dehumidification chamber 113 and dividing the dehumidification chamber 113 into an upper space and a lower space; the dehumidifying liquid distributor 122 is disposed in the upper space of the dehumidifying chamber 113, one end of the third solution pipe 123 is communicated with the first solution tank 133, and the other end of the third solution pipe 123 is communicated with the dehumidifying liquid distributor 122; a third solution pump 124 is disposed on the third solution pipe 123, the third solution pump 124 is configured to pump the dehumidifying solution in the first solution tank 133 to the dehumidifying liquid distributor 122, and the dehumidifying liquid distributor 122 is configured to spray the dehumidifying solution to the dehumidifying filler block 121; the air supply port 112 is communicated with the upper space of the dehumidifying cavity 113, so that the outdoor fresh air after heat recovery and the dehumidifying solution sprayed on the dehumidifying filler block 121 transfer mass and heat to dehumidify the outdoor fresh air and then is conveyed to the indoor space through the air supply port.
One end of the first inter-stage solution pipeline 125 is communicated with the third solution pipeline 123, and the other end of the first inter-stage solution pipeline 125 is communicated with the second solution tank 233 of the second solution isolation layer 23, so that the dehumidification solution of the dehumidification unit 12 is conveyed to the regeneration unit 22, and the exchange of the dehumidification solution between the dehumidification unit 12 and the regeneration unit 22 is realized.
Further, the regeneration unit 22 includes a regeneration filler block 221, a regeneration liquid distributor 222, a fourth solution line 223, a fourth solution pump 224, and a second inter-stage solution line 225, the regeneration filler block 221 being disposed within the regeneration chamber 213 and dividing the regeneration chamber 213 into an upper space and a lower space; the regeneration liquid distributor 222 is arranged in the upper space of the regeneration cavity 213, one end of the fourth solution pipeline 223 is communicated with the second solution tank 233, and the other end of the fourth solution pipeline 223 is communicated with the regeneration liquid distributor 222; a fourth solution pump 224 is disposed on the fourth solution pipeline 223, the fourth solution pump 224 is used for pumping the dehumidifying solution in the second solution tank to the regenerated liquid distributor 222, and the regenerated liquid distributor 222 is used for spraying the dehumidifying solution to the regenerated filler block 221; wherein the air outlet 212 is communicated with the upper space of the regeneration cavity 213, so that the indoor return air after heat recovery exchanges mass transfer with the dehumidification solution sprayed on the regeneration filling block 221, so that the indoor return air takes away the moisture in the dehumidification solution and is discharged to the outdoor atmosphere through the air outlet 212.
One end of the second inter-stage solution line 225 communicates with the fourth solution line 223, and the other end of the second inter-stage solution line 225 communicates with the first solution tank 133 of the first solution isolation layer 13, thereby delivering the dehumidified solution of the regeneration unit 22 to the dehumidification unit 12, and achieving exchange of the dehumidified solution between the regeneration unit 22 and the dehumidification unit 12.
Further, the solution dehumidifier unit further comprises a heat pump system 30, the heat pump system 30 comprises an evaporator 31 and a condenser 32, the evaporator 31 is arranged on the third solution pipeline 123, the condenser 32 is arranged on the fourth solution pipeline 223, and the evaporator 31 is used for cooling the dehumidified solution flowing through the third solution pipeline 123; the condenser 32 is used to heat the dehumidifying solution flowing through the fourth solution line 223.
Further, the heat pump systems 30 are two sets, and the evaporators 31 of the two sets of heat pump systems 30 are all arranged on the third solution pipeline 123; the condensers 32 of both sets of heat pump systems 30 are disposed on the fourth solution line 223.
The solution dehumidifying unit according to the embodiment of the present invention includes a dehumidifier 10 and a regenerator 20. The dehumidifier 10 is divided into upper and lower layers, the upper layer being a dehumidifying unit 12 and the lower layer being a first heat recovery unit 14, the upper and lower layers being separated from the solution by a first solution separation layer 13, but being permeable to air. The regenerator 20 is also divided into upper and lower layers, the upper layer being a regeneration unit 22 and the lower layer being a second heat recovery unit 24, the upper and lower layers being separated from the solution by a second solution separation layer 23, but the solution being allowed to pass through the air and the solution being returned from the upper layer being collected. The dehumidifying unit 12, the first heat recovery unit 14, the regenerating unit 22 and the second heat recovery unit 24 are all provided with only one solution pump.
When the unit operates, air inlet outside the dehumidifying side enters the first heat recovery unit 14 from the fresh air port 111 at the bottom of the dehumidifying tower body 11, flows upwards, and performs heat and mass transfer in countercurrent with heat recovery solution, then enters the dehumidifying unit 12 after passing through the first solution isolating layer 13, and then is sent out of the unit through the air supply port at the top of the dehumidifying tower body 11 after performing heat and mass transfer in countercurrent with dehumidifying solution. The return air in the regeneration side enters the second heat recovery unit 24 from the return air inlet 211 at the bottom of the regeneration tower body 21, flows upwards, transfers heat and mass in countercurrent with the heat recovery solution, and then enters the regeneration unit 22 through the second solution isolation layer 23.
The heat recovery solution on the dehumidification side is returned and then sent to the second heat recovery unit 24 on the regeneration side for spraying through the first solution pump 144, and the returned heat recovery solution is sent to the first heat recovery unit 14 on the dehumidification side for spraying through the second solution pump 244, so that the circulation of the heat recovery solution is realized.
The dehumidified solution on the dehumidification side is cooled by the evaporator 31 after passing through the third solution pump 124, then enters the dehumidification unit 12 for spraying, and flows into the first solution tank 133 after transferring heat and mass with air, thus avoiding entering the first heat recovery unit 14. Finally, the solution enters the evaporator 31 again through the third solution pipeline 123 and is sprayed circularly.
The dehumidified solution on the regeneration side is heated by the condenser 32 after passing through the fourth solution pipeline 223, then enters the regeneration unit 22 for spraying, and flows into the second solution tank 233 after transferring heat and mass with air, thus avoiding entering the second heat recovery unit 24. Finally, the solution enters the condenser 32 again through the fourth solution pipeline 223 and is sprayed circularly.
The third solution line 123 and the fourth solution line 223 each branch off as an inter-stage flow solution to the second solution tank 233 and the first solution tank 133, respectively.
The heat pump system 30 may make one or more sets, and the solution sides are connected in series when the heat pump system 30 is in multiple sets. When the air side has no heat recovery value, the first heat recovery unit 14 and the second heat recovery unit 24 may be turned off to operate as a solution dehumidifier without heat recovery.
According to the invention, the first solution isolation layer 13 and the second solution isolation layer 23 are arranged, so that the treatment flow of the solution dehumidifier unit is changed into a countercurrent flow, the heat and mass transfer performance is optimized, and the unit performance is improved. Meanwhile, the number of solution pumps is reduced, and the energy consumption of a unit is reduced. The hood structure also avoids the problem of solution mixing, reduces the mixing heat loss of the unit and further improves the performance of the unit. Compared with the conventional cross-flow dehumidifying unit, the unit with the countercurrent structure has the advantages of high performance, low energy consumption and low cost.
According to a second aspect of the present invention, there is provided an air conditioning system including a solution dehumidifier unit, the solution dehumidifier unit being the solution dehumidifier unit of the above embodiment. By the air conditioning system of the solution dehumidifier unit, mass transfer heat exchange between the dehumidifying solution and outdoor fresh air or indoor return air in a countercurrent mode can be realized. The problem of the solution dehumidification unit heat transfer mass transfer efficiency of cross flow form among the prior art lower is solved.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (19)
1. The solution dehumidifier unit comprises a dehumidifier (10) and a regenerator (20), wherein the dehumidifier (10) comprises a dehumidifier tower body (11) and a dehumidifier unit (12) arranged in the inner cavity of the dehumidifier tower body (11), the regenerator (20) comprises a regenerator tower body (21) and a regenerator unit (22) arranged in the inner cavity of the regenerator tower body (21), and is characterized in that,
the dehumidifying tower body (11) is provided with a fresh air port (111) and an air supply port (112) which are communicated with each other, the fresh air port (111) is arranged at the bottom of the dehumidifying tower body (11), the air supply port (112) is arranged at the top of the dehumidifying tower body (11), so that outdoor fresh air enters an inner cavity of the dehumidifying tower body (11) through the fresh air port (111) and flows from bottom to top in the vertical direction, and the outdoor fresh air and a dehumidifying solution in the dehumidifying unit (12) are subjected to mass transfer and heat exchange when passing through the dehumidifying unit (12); and/or
The regeneration tower body (21) is provided with an air return opening (211) and an air outlet (212) which are communicated with each other, the air return opening (211) is formed in the bottom of the regeneration tower body (21), the air outlet (212) is formed in the top of the regeneration tower body (21), so that indoor air return enters an inner cavity of the regeneration tower body (21) through the air return opening (211) and flows from bottom to top in the vertical direction, and the indoor air return exchanges mass transfer heat with a dehumidifying solution in the regeneration unit (22) when passing through the regeneration unit (22);
the dehumidifier (10) further comprises:
a first solution isolation layer (13) arranged in the inner cavity of the dehumidification tower body (11) to divide the inner cavity of the dehumidification tower body (11) into a dehumidification cavity (113) positioned at the upper part and a first heat recovery cavity (114) positioned at the lower part, wherein the dehumidification unit (12) is arranged in the dehumidification cavity (113);
a first heat recovery unit (14) arranged in the first heat recovery cavity (114) and used for recovering heat of outdoor fresh air entering the first heat recovery cavity (114);
wherein the fresh air port (111) is communicated with the first heat recovery cavity (114), and the air supply port (112) is communicated with the dehumidification cavity (113);
the regenerator (20) further comprises:
a second solution isolation layer (23) arranged in the inner cavity of the regeneration tower body (21) to divide the inner cavity of the regeneration tower body (21) into a regeneration cavity (213) positioned at the upper part and a second heat recovery cavity (214) positioned at the lower part, wherein the regeneration unit (22) is arranged in the regeneration cavity (213);
a second heat recovery unit (24) disposed within the second heat recovery chamber (214) for recovering heat from indoor return air entering the second heat recovery chamber (214);
wherein the return air inlet (211) is communicated with the second heat recovery cavity (214), and the exhaust outlet (212) is communicated with the regeneration cavity (213);
the second heat recovery unit (24) includes:
a second heat recovery filler block (241) disposed within the second heat recovery chamber (214) and dividing the second heat recovery chamber (214) into an upper space and a lower space;
a second heat recovery liquid distributor (242) disposed in an upper space of the second heat recovery chamber (214), the second heat recovery liquid distributor (242) being configured to spray a dehumidifying solution to the second heat recovery filler (241);
wherein the return air inlet (211) is communicated with the lower space of the second heat recovery cavity (214) to guide indoor return air to enter the second heat recovery cavity (214) and exchange mass transfer heat with the dehumidifying solution sprayed on the second heat recovery filler blocks (241);
the second heat recovery unit (24) further comprises:
a second solution line (243), one end of the second solution line (243) being in communication with the second heat recovery chamber (214), the other end of the second solution line (243) being in communication with the first heat recovery unit (14);
a second solution pump (244) disposed on the second solution line (243) to pump the dehumidified solution within the second heat recovery chamber (214) to the first heat recovery unit (14);
the first heat recovery unit (14) comprises:
a first heat recovery filler block (141) disposed within the first heat recovery chamber (114) and dividing the first heat recovery chamber (114) into an upper space and a lower space;
a first heat recovery liquid distributor (142) disposed in an upper space of the first heat recovery chamber (114), the first heat recovery liquid distributor (142) being configured to spray a dehumidifying solution to the first heat recovery filler (141);
the fresh air port (111) is communicated with the lower space of the first heat recovery cavity (114) so as to guide outdoor fresh air to enter the first heat recovery cavity (114) and transfer mass and heat with a dehumidifying solution sprayed on the first heat recovery filler blocks (141).
2. The solution dehumidifier unit of claim 1, wherein the first heat recovery unit (14) further comprises:
a first solution pipe (143), one end of the first solution pipe (143) is communicated with the first heat recovery chamber (114), and the other end of the first solution pipe (143) is communicated with the second heat recovery unit (24);
a first solution pump (144) is disposed on the first solution line (143) to pump the dehumidified solution within the first heat recovery chamber (114) to the second heat recovery unit (24).
3. Solution dehumidifier unit according to claim 1, characterized in that the first solution isolation layer (13) comprises:
the first isolation board (131), be provided with first solution groove (133) and first ventilation hole on the first isolation board (131), first solution groove (133) with first ventilation hole interval sets up, first solution groove (133) are used for accomodating by dehumidification solution that falls down in dehumidification unit (12), first ventilation hole is used for supplying outdoor new trend to pass through in order to get into in dehumidification chamber (113).
4. A solution dehumidifier unit according to claim 3, characterized in that the first solution isolation layer (13) further comprises:
the first blast cap (132) is arranged above the first ventilation hole, and the edge of the first blast cap (132) extends towards the first solution tank so that the dehumidification solution passing through the dehumidification unit (12) directly falls into the first solution tank (133) or falls into the first solution tank under the flow guiding effect of the first blast cap (132).
5. The solution dehumidifier unit of claim 4, wherein the first solution tank (133), the first ventilation holes and the first air caps (132) are all plural, the plural first solution tanks (133) and the plural first ventilation holes are staggered with each other, and each of the first air caps (132) is disposed above each of the first ventilation holes in a one-to-one correspondence.
6. A solution dehumidifier unit according to claim 3, wherein the dehumidification unit (12) comprises:
a dehumidifying filler block (121) disposed within the dehumidifying chamber (113) and dividing the dehumidifying chamber (113) into an upper space and a lower space;
a dehumidifying liquid distributor (122) disposed in an upper space of the dehumidifying chamber (113), the dehumidifying liquid distributor (122) being configured to spray a dehumidifying solution to the dehumidifying filler (121);
the air supply outlet (112) is communicated with the upper space of the dehumidification cavity (113), so that the outdoor fresh air subjected to heat recovery and the dehumidification solution sprayed on the dehumidification filler block (121) are subjected to mass transfer and heat exchange to dehumidify the outdoor fresh air.
7. The solution dehumidifier unit of claim 6, wherein the dehumidification unit (12) further comprises:
a third solution pipeline (123), wherein one end of the third solution pipeline (123) is communicated with the first solution tank (133), and the other end of the third solution pipeline (123) is communicated with the dehumidification liquid distributor (122);
and a third solution pump (124) disposed on the third solution pipeline (123), wherein the third solution pump (124) is used for pumping the dehumidification solution in the first solution tank (133) to the dehumidification liquid distributor (122).
8. The solution dehumidifier unit according to claim 7, wherein the dehumidification unit (12) further comprises:
and a first inter-stage solution pipeline (125), wherein one end of the first inter-stage solution pipeline (125) is communicated with the third solution pipeline (123), and the other end of the first inter-stage solution pipeline (125) is communicated with the regeneration unit (22).
9. The solution dehumidifier unit of claim 7, further comprising:
a heat pump system (30), the heat pump system (30) comprising an evaporator (31);
wherein the evaporator (31) is disposed on the third solution line (123), and the evaporator (31) is configured to cool the dehumidifying solution flowing through the third solution line (123).
10. Solution dehumidifying unit according to claim 9, wherein the heat pump system (30) is two sets, the evaporators (31) of both sets of the heat pump system (30) being arranged on the third solution line (123).
11. Solution dehumidifier unit according to claim 1, characterized in that the second solution isolation layer (23) comprises:
the second division board (231), be provided with second solution groove (233) and second ventilation hole on the second division board (231), second solution groove (233) with second ventilation hole interval sets up, second solution groove (233) are used for accomodating by the dehumidification solution that falls in regeneration unit (22), second ventilation hole is used for supplying indoor return air to pass through in order to get into in regeneration chamber (213).
12. The solution dehumidifying unit according to claim 11, wherein the second solution isolating layer (23) further comprises:
the second blast cap (232) is arranged above the second ventilation hole, and the edge of the second blast cap (232) extends towards the second solution tank (233) so that the dehumidification solution passing through the regeneration unit (22) directly falls into the second solution tank (233) or falls into the second solution tank (233) under the guide effect of the second blast cap (232).
13. The solution dehumidifier unit of claim 12, wherein the second solution tank (233), the second ventilation holes and the second air caps (232) are all multiple, the second solution tank (233) and the second ventilation holes are staggered, and each second air cap (232) is arranged above the second ventilation holes in a one-to-one correspondence manner.
14. The solution dehumidifying unit according to claim 11, wherein the regeneration unit (22) comprises:
a regeneration filler block (221) disposed within the regeneration chamber (213) and dividing the regeneration chamber (213) into an upper space and a lower space;
a regeneration liquid distributor (222) arranged in the upper space of the regeneration cavity (213), wherein the regeneration liquid distributor (222) is used for spraying a dehumidifying solution to the regeneration filler blocks (221);
the exhaust outlet (212) is communicated with the upper space of the regeneration cavity (213) so that the indoor return air subjected to heat recovery exchanges mass transfer and heat exchange with the dehumidifying solution sprayed on the regeneration filler block (221) to enable the indoor return air to take away moisture in the dehumidifying solution.
15. The solution dehumidifier unit of claim 14, wherein the regeneration unit (22) further comprises:
a fourth solution pipeline (223), wherein one end of the fourth solution pipeline (223) is communicated with the second solution tank (233), and the other end of the fourth solution pipeline (223) is communicated with the regenerated liquid distributor (222);
and a fourth solution pump (224) disposed on the fourth solution pipeline (223), wherein the fourth solution pump (224) is used for pumping the dehumidification solution in the second solution tank to the regeneration liquid distributor (222).
16. The solution dehumidifying unit as claimed in claim 15, wherein the regeneration unit (22) further comprises:
a second interstage solution line (225), one end of the second interstage solution line (225) being in communication with the fourth solution line (223), the other end of the second interstage solution line (225) being in communication with the dehumidification unit (12).
17. The solution dehumidifier unit of claim 15, further comprising:
a heat pump system (30), the heat pump system (30) comprising a condenser (32);
wherein the condenser (32) is disposed on the fourth solution line (223), and the condenser (32) is used for heating the dehumidifying solution flowing through the fourth solution line (223).
18. The solution dehumidifier unit according to claim 17, wherein the heat pump system (30) is two sets, and the condensers (32) of the two sets of heat pump systems (30) are both arranged on the fourth solution pipeline (223).
19. An air conditioning system comprising a solution dehumidifier unit, wherein the solution dehumidifier unit is a solution dehumidifier unit as claimed in any one of claims 1 to 18.
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| CN201810350581.XA CN108413498B (en) | 2018-04-18 | 2018-04-18 | Solution dehumidification unit and air conditioning system with same |
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| CN201810350581.XA CN108413498B (en) | 2018-04-18 | 2018-04-18 | Solution dehumidification unit and air conditioning system with same |
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| CN108413498A CN108413498A (en) | 2018-08-17 |
| CN108413498B true CN108413498B (en) | 2024-01-05 |
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| CN107421020A (en) * | 2017-04-07 | 2017-12-01 | 清华大学 | A kind of heat recovery solution dehumidifying fresh air handling group |
| CN208205262U (en) * | 2018-04-18 | 2018-12-07 | 北京华创瑞风空调科技有限公司 | Solution dehumidification unit and air-conditioning system with it |
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| JPH0894130A (en) * | 1994-09-22 | 1996-04-12 | Saburo Kubo | Air conditioner |
| CN102767872A (en) * | 2012-08-09 | 2012-11-07 | 上海理工大学 | Air-conditioning system capable of recycling waste heat |
| CN205747281U (en) * | 2016-06-15 | 2016-11-30 | 澳蓝（福建）实业有限公司 | Total heat recovery solution dehumidifying fresh air handling group |
| CN107421020A (en) * | 2017-04-07 | 2017-12-01 | 清华大学 | A kind of heat recovery solution dehumidifying fresh air handling group |
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