CN205593083U - Be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area - Google Patents
Be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area Download PDFInfo
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- CN205593083U CN205593083U CN201620181233.0U CN201620181233U CN205593083U CN 205593083 U CN205593083 U CN 205593083U CN 201620181233 U CN201620181233 U CN 201620181233U CN 205593083 U CN205593083 U CN 205593083U
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Abstract
The utility model discloses a be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area, including being used for to indoor conveying air's air intake system, being used for to outdoor carminative exhaust system, heat pump system, dehumidification solution circulation system, air intake system include inlet channel, set gradually along the air admission direction last new trend fan and a plurality of hollow fiber membrane dehumidification subassembly of inlet channel, exhaust system include the exhaust passage, set gradually along the air escape direction air exhaust fan and a plurality of hollow fiber membrane regeneration subassembly on the exhaust passage, heat pump system include compressor, expansion valve, refrigerant storage tank, a plurality of evaporimeter, a plurality of condenser, the utility model discloses avoid the gas -liquid to smuggle the phenomenon secretly, had good mass transfer efficiency, solved in the current method corrosion problems of dehumidification salt solution to metallic heat exchanger, reduce and breed the bacterium, reduce solution regeneration temperature, improve the energy utilization of system.
Description
Technical field
This utility model relates to air dehumidification system, particularly relates to a kind of multistage hollow-fibre membrane liquid being suitable for damp-heat area
Body dehydrating unit.
Background technology
Along with the raising of China's Living consumption, people increasingly pay close attention to indoor air environment.The humidity of air and temperature
As degree, also the comfort of human body is played material impact.Summer, humidity was too high, hinders the heat-dissipation sweating of human body, allows people feel
Sultry；Winter, humidity was too high, can accelerate conduction of heat, reduces the sendible temperature of human body, makes people feel sombre.So control Interior Space
Air humidity degree is the important step improving indoor air environment.
Due to technology maturation, the most widely used humid control mode is freeze drying, i.e. uses coolant by humid air
Drop to below dew point temperature so that the hydrogenesis in air realizes air dewetting.But this method needs relatively low coolant
Temperature, causes the evaporating temperature of system to reduce, have impact on the performance of refrigeration system；And dehumidify after air themperature low, need again
Heat sends into indoor can cause energy dissipation.The simultaneously moistening easy breed bacteria of coolant coil pipe, endangers indoor air quality.
The utilization of solution dehumidification technology has moisture unnecessary in the salt-solution absorption air of moisture pick-up properties and realizes wet to air
The control of degree.The good fluidity of saline solution, heat transfer, mass tranfer coefficient height, Strong dehumidifying ability, have simultaneously and need not reheating, and can
To utilize multiple low grade and regenerative resource to carry out the advantages such as regeneration, have been obtained for increasingly being widely applied.Notification number
Chinese utility model patent for CN1185447C discloses a kind of Multistage method for dehumidifying liquid to improve the dehumidification rate of air.
Notification number is that the Chinese utility model patent of CN104654479A proposes a kind of heat pump drive-type solution dehumidification flow process, utilizes heat
In pumping system, the cold of vaporizer reduces solution temperature, strengthens the moisture pick-up properties of solution；The heat utilizing condenser improves solution
Temperature, for the recycling utilization of solution.The energy utilization efficiency of system can be improved by arranging of heat pump, but
Dehumidifying and regeneration module are packed tower, easily cause air with liquid, the problem of spittle pollution.Notification number is CN104061634A's
Chinese utility model patent discloses the temperature by heat pump control two-stage solution and concentration realizes the energy-conservation of system, but
Owing to dehumidification solution has certain corrosion to metallic recuperator, limit its engineer applied.Notification number is CN103292392A
Chinese utility model patent propose the heat transfer medium using air as between solution and cold-producing medium, be used for reduce dehumidifying molten
Liquid directly contacts the corrosion to metallic recuperator, but when new wind air is moister, steam easily dehumidified in one-level
The cooling stage of Cheng Qian condenses, and has a strong impact on the dehumidification rate of whole system.Notification number is that the China of CN101574612A is practical
New patent discloses a kind of non-contact method for dehumidifying liquid and dehumidifier, assembly by polymeric membrane by air and solution every
Opening, this film has the selective penetrated property of steam, can refuse other materials and pass through.This indirectly mode carries out the heat of moisture
Mass transter, can avoid droplets from drift phenomenon, is a kind of novel liquid dehumidification mode.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned existing multistage liquid dehumidifying technology with equipment, it is provided that a kind of
It is suitable for the multistage hollow-fibre membrane liquid dehumidifying device of damp-heat area, uses hollow fiber film assembly to be regenerated by multistage dehumidifying
Journey solve indoor air quality present in prior art decline, corrosion metallic recuperator, problem that dehumidification rate is low.
The technical solution adopted in the utility model is as follows:
A kind of multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area, including for indoor conveying air
Gas handling system, for the gas extraction system of outdoor discharge, heat pump, dehumidification solution blood circulation,
Described gas handling system include inlet channel, along air approach axis be successively set on described inlet channel new
Wind blower fan and some hollow-fibre membrane dehumidifying components；
Described gas extraction system includes exhaust passage, is successively set on the row on described exhaust passage along air discharge direction
Wind blower fan and some hollow-fibre membrane regeneration module；
Described dehumidification solution closed circuit by solution pump by dehumidification solution from solution reservoir along the air of inlet channel
The opposite direction of flowing is sequentially sent to each hollow-fibre membrane dehumidifying component, then the opposite direction flowed along exhaust passage air is sequentially sent to
Rework solution storage tank after each hollow-fibre membrane regeneration module, the dehumidification solution of dehumidification solution closed circuit is successively at each doughnut
Film dehumidifying component absorbs the steam of air, from the heat of dehumidification solution of fluid reservoir in absorbent solution regenerator, then
Dehumidification solution regenerates in each hollow-fibre membrane regeneration module, enters solution reservoir, discharges heat to coming in solution regenerator
From the dehumidification solution of the hollow-fibre membrane dehumidifying component of gas handling system head end, after cooling water temperature, enter gas handling system tail
The hollow-fibre membrane dehumidifying component of end carries out the solution circulation of a new round.
Described heat pump includes compressor, expansion valve, cold-producing medium storage tank, is successively set on inlet channel and is positioned at
Some vaporizers between each hollow-fibre membrane dehumidifying component, it is successively set on exhaust passage and is positioned at each hollow-fibre membrane again
If raw assembly and between and exhaust fan and adjacent hollow fibrous membrane regeneration module between dry condenser, described compressor will system
Cryogen is delivered to after being sequentially sent to each condenser, expansion valve, cold-producing medium storage tank along the opposite direction that exhaust passage air flows simultaneously
Each evaporator inlet, is finally collected to compressor inlet from each evaporator outlet, in the refrigerant circulation loop of heat pump
Cold-producing medium pressurize through compressor, successively in each condenser release heat to regeneration wind, stored up by expansion valve and cold-producing medium
After tank, in each vaporizer, absorb the heat of new wind, be then return to compressor.
Further, the inlet channel between described fresh-air fan and adjacent vaporizers is additionally provided with a doughnut
Film dehumidifying component.In the king-sized place of humidity, in dehumidifier first be connected with blower fan is for the tide to damp-heat area
Humid air tentatively dehumidifies, and condenses, can improve evaporating temperature and systematic function when preventing it from lowering the temperature in vaporizer below.
Further, also including solution regenerative apparatus, described solution regenerative apparatus is fine for flowing out hollow at dehumidification solution
After dimension film dehumidifying component and flow into before hollow-fibre membrane regeneration module the dehumidification solution with described solution pump discharge and change
Heat, to reach a relatively low dehumidifying temperature.
Further, also include solution auxiliary cooler, described solution auxiliary cooler be arranged at solution regenerative apparatus with
On pipeline between first hollow-fibre membrane dehumidifying component that dehumidification solution flows into, for first hollow-fibre membrane of inflow is removed
Dehumidification solution before wet assembly cools down, further up to a relatively low dehumidifying temperature.
Further, described dehumidification solution is LiCl solution.
Further, described LiCl concentration of polymer solution is 35% ~ 40%.
Compared to existing technology, this utility model has the advantages that
(1) without entrained liquid phenomenon: air and liquid desiccant mediate contact, it is to avoid gas-liquid direct way of contact air
Carry the pollution to indoor environment of the dehumidizer drop secretly；
(2) corrode without metallic recuperator: utilize air to realize cold-producing medium and liquid desiccant indirect heat exchange, solve dehumidifying
The saline solution etching problem to metallic recuperator；
(3) reduce condensation water to produce, it is to avoid breed bacteria: for the feature that Hot-Humid Area air humidity is big, by primary
Outdoor humid air is tentatively cooled down by solution dehumidification process, it is to avoid moisture in air causes under heat exchange in cooling coil condensation
Fall, breed bacteria；
(4) liquid dehumidifying ability is fully used, and total energy approach rate is high: reduced by multistage dehumidifying regenerative process
The heat transfer temperature difference of heat exchanger and dehumidifier exit concentration, reduce the irreversible loss of Mass and heat transfer, reduces solution regeneration temperature,
The capacity usage ratio of raising system.
Accompanying drawing explanation
Fig. 1 is the multistage hollow-fibre membrane liquid dehumidifying apparatus structure being suitable for damp-heat area of this utility model embodiment one
Schematic diagram.
Fig. 2 is the multistage hollow-fibre membrane liquid dehumidifying apparatus structure being suitable for damp-heat area of this utility model embodiment two
Schematic diagram.
In figure: 1-fresh-air fan；2-primary hollow fibrous membrane dehumidifying component；3-one-level vaporizer；4-one-level doughnut
Film dehumidifying component；5-secondary evaporimeter；Bis-grades of hollow-fibre membrane dehumidifying components of 6-；7-expansion valve；8-cold-producing medium storage tank；9-compresses
Machine；10-solution regenerative apparatus；11-solution auxiliary cooler；12-solution pump；13-exhaust fan；14-solution fluid reservoir；15-
First-stage condenser 16-one-level hollow-fibre membrane regeneration module；17-secondary condenser；Bis-grades of hollow-fibre membrane regeneration module of 18-.
Detailed description of the invention
With specific embodiment, this utility model is more specifically described in detail below in conjunction with the accompanying drawings.
Embodiment one
As it is shown in figure 1, a kind of multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area, including for indoor
Carry the gas handling system of air, be used for the gas extraction system of outdoor discharge, heat pump, dehumidification solution blood circulation,
Described gas handling system include inlet channel, along air approach axis be successively set on described inlet channel new
Wind blower fan 1 and primary hollow fibrous membrane dehumidifying component 2,4, two grades of hollow-fibre membrane dehumidifying groups of one-level hollow-fibre membrane dehumidifying component
Part 6；
Described gas extraction system includes exhaust passage, is successively set on the row on described exhaust passage along air discharge direction
Wind blower fan 13 and 16, two grades of hollow-fibre membrane regeneration module 18 of one-level hollow-fibre membrane regeneration module；
Described heat pump includes compressor 9, expansion valve 7, cold-producing medium storage tank 8, be successively set on inlet channel and
One-level vaporizer 3 and secondary evaporimeter 5 between each hollow-fibre membrane dehumidifying component, be successively set on exhaust passage and
Each hollow-fibre membrane regeneration module and between and exhaust fan 13 and adjacent hollow fibrous membrane regeneration module between one-level
Condenser 15, secondary condenser 17, the opposite direction that cold-producing medium flows along exhaust passage air is sequentially sent to one by described compressor 9
It is delivered to one-level vaporizer 3 and dual evaporation after level condenser 15, secondary condenser 17, expansion valve 7, cold-producing medium storage tank 8 simultaneously
Device 5 entrance, finally exports from one-level vaporizer 3 and secondary evaporimeter 5 and is collected to compressor 9 air inlet.
From the above mentioned, described gas handling system includes inlet channel, is successively set on described air inlet along air approach axis
Fresh-air fan 1 on passage, primary hollow fibrous membrane dehumidifying component 2, one-level vaporizer 3, one-level hollow-fibre membrane dehumidifying component
4,5, two grades of hollow-fibre membrane dehumidifying components 6 of secondary evaporimeter；Described gas extraction system includes exhaust passage, along air discharge side
To the exhaust fan 13 being successively set on described exhaust passage, first-stage condenser 15, one-level hollow-fibre membrane regeneration module 16,
17, two grades of hollow-fibre membrane regeneration module 18 of secondary condenser
Described dehumidification solution closed circuit by solution pump 12 by dehumidification solution from solution reservoir 14 along inlet channel
The opposite direction of air flowing is sequentially sent to each hollow-fibre membrane dehumidifying component, then along the flowing of exhaust passage air opposite direction successively
Send into rework solution storage tank 14 after each hollow-fibre membrane regeneration module, described dehumidification solution be mass concentration be 35% ~ 40%
LiCl solution.
Also including solution regenerative apparatus 10, described solution regenerative apparatus 10 removes for flowing out hollow-fibre membrane at dehumidification solution
The dehumidification solution exported with described solution pump 12 after wet assembly and before inflow hollow-fibre membrane regeneration module carries out heat exchange, with
Reach a relatively low dehumidifying temperature.
Also include that solution auxiliary cooler 11, described solution auxiliary cooler 11 are arranged at solution regenerative apparatus 10 and dehumidifying
On pipeline between first hollow-fibre membrane dehumidifying component that solution flows into, for flowing into first hollow-fibre membrane dehumidifying group
Dehumidification solution before part cools down, further up to a relatively low dehumidifying temperature.
Solution reservoir 14 is through solution pump 12, solution regenerative apparatus 10, solution auxiliary cooler 11 and two grades of doughnuts
Film dehumidifying component 6 is connected, two grades of hollow-fibre membrane dehumidifying components 6 in solution dehumidification circulation, one-level hollow-fibre membrane dehumidifying group
Part 4, primary hollow fibrous membrane dehumidifying component 2 are sequentially connected, and primary hollow fibrous membrane dehumidifying component 2 is by solution regenerative apparatus 10
Being connected with two grades of hollow-fibre membrane regeneration module 18, the two grades of hollow-fibre membrane regeneration module 18 in solution regeneration cycle are by one
Level hollow-fibre membrane regeneration module 16 is connected with solution reservoir 14.
Principle and process that air is dehumidified by said apparatus are as follows:
Outdoor air is input to primary hollow fibrous membrane dehumidifying component 2 by blower fan 1 and removes part steam in air, logical
Cross and air primary dehumidification process was set before the one-level dehumidifying stage can remove from the part water in outdoor hygrothermal environment air
Steam, prevents humid air from condensing in one-level vaporizer and causes evaporating temperature to reduce；Then air quilt in one-level vaporizer 3
Cooling, the air after cooling is absorbed unnecessary water further by LiCl solution in one-level hollow-fibre membrane dehumidifying component 4
Steam, after Cryogenic air absorbs the latent heat of vaporization that steam enters the release of LiCl solution, temperature raises；Air flows through two grades of steamings
Send out device 5 cool down further with two grades of hollow-fibre membrane dehumidifying components 6 and dehumidify, the dry sky after being processed by two grades of dehumidification process
Pneumatic transmission enters indoor.Outdoor air is input to one-level by blower fan 13 after being mixed into regeneration wind with room air with certain proportion and condenses
Device 15, after being heated in first-stage condenser 15, LiCl solution is entered in one-level hollow-fibre membrane regeneration module 16 by regeneration wind
The preliminary regeneration of row, the regeneration air temperature of one-level hollow-fibre membrane regeneration module 16 outlet declines, and water capacity rises；Regenerate distinguished and admirable warp
Secondary condenser 17 and two grades of hollow-fibre membrane regeneration module 18 heat and solution regeneration, further at secondary regenerator process
Humid air after reason drains into outdoor.LiCl solution by solution pump 12 through solution regenerative apparatus 10 and solution auxiliary cooler 11
Cooling reaches a relatively low dehumidifying temperature, successively in two grades of hollow-fibre membrane dehumidifying components 6, one-level hollow-fibre membrane dehumidifying group
In part 4 and primary hollow fibrous membrane dehumidifying component 2 dehumidifying air, the concentration of LiCl solution reduces.LiCl solution is molten
In liquid regenerative apparatus 10 with regeneration after high temperature LiCl solution carry out heat exchange, subsequently into two grades of hollow-fibre membrane regeneration module 18
With one-level hollow-fibre membrane regeneration module 16, the concentration of LiCl solution raises, it is achieved the regeneration of solution, and last LiCl solution flows into
Solution reservoir 14, completes the circulation of LiCl solution.
In the present embodiment, LiCl solution, cold-producing medium and new wind and the setting of the flow direction of regeneration wind, it is to ensure that
LiCl solution, in dehumidifying step by step and regenerative process, will not produce impact and interference, i.e. primary hollow fibrous membrane between the superior and the subordinate
Dehumidifying component 2 in dehumidification process, do not affect one-level hollow-fibre membrane dehumidifying component 4 dehumidify, one-level hollow-fibre membrane dehumidifying group
When part 4 dehumidifies, do not affect two grades of hollow-fibre membrane dehumidifying components 6 and dehumidify；Same one-level hollow-fibre membrane regeneration module 16 is again
Time raw, do not affect two grades of hollow-fibre membrane regeneration module 18；The flow direction of cold-producing medium arranges the reason being also based on being similar to, with
Improve the overall operation efficiency of device.
The present embodiment makes air and liquid desiccant mediate contact by moisture permeable membrane, it is to avoid entrained liquid phenomenon；Utilize heat
Pump provides cold and heat to cool down the air before firsts and seconds dehumidification process and regenerative process respectively, it is ensured that membrane module
The water vapor partial pressure differential of both sides, has good mass-transfer efficiency；Utilize air to realize cold-producing medium indirectly to change with liquid desiccant
Heat, solves the dehumidifying saline solution etching problem to metallic recuperator in existing method；By primary solution dehumidification process to wet
Thermally the damp atmosphere in district tentatively dehumidifies, it is to avoid moisture in air causes heat exchange to decline in cooling coil condensation, grows
Antibacterial；Decreased the irreversible loss of Mass and heat transfer process by multistage dehumidifying regenerative process, reduce solution regeneration temperature, improve
The capacity usage ratio of system.
Embodiment two
As in figure 2 it is shown, the present embodiment is with the difference of embodiment one: described fresh-air fan 1 and one-level vaporizer 3 it
Between eliminate primary hollow fibrous membrane dehumidifying component 2, i.e. outdoor air and be sent directly into one-level vaporizer 3 by fresh-air fan 1 and carry out
Cooling, the present embodiment is not that king-sized area uses, for not being king-sized area in humidity, the most not mainly for humidity
Needing primary hollow fibrous membrane dehumidifying component 2, after multistage first cooling, the effect of liquid dehumidifying mode is more preferable, and structure is simpler, becomes
This is the lowest, and to meet in humidity be not the dehumidifying needs in king-sized area.
Embodiment of the present utility model is also not restricted to the described embodiments, and other are any without departing from of the present utility model
The change made under spirit and principle, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in
Within protection domain of the present utility model.
Claims (6)
1. the multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area, it is characterised in that: include for indoor
Carry the gas handling system of air, be used for the gas extraction system of outdoor discharge, heat pump, dehumidification solution blood circulation,
Described gas handling system includes inlet channel, the new wind wind being successively set on described inlet channel along air approach axis
Machine (1) and some hollow-fibre membrane dehumidifying components；
Described gas extraction system includes exhaust passage, the air draft wind being successively set on described exhaust passage along air discharge direction
Machine (13) and some hollow-fibre membrane regeneration module；
Described dehumidification solution closed circuit by solution pump (12) by dehumidification solution from solution reservoir (14) along inlet channel
The opposite direction of air flowing is sequentially sent to each hollow-fibre membrane dehumidifying component, then along the flowing of exhaust passage air opposite direction successively
Send into rework solution storage tank (14) after each hollow-fibre membrane regeneration module；
Described heat pump includes compressor (9), expansion valve (7), cold-producing medium storage tank (8), is successively set on inlet channel
And some between each hollow-fibre membrane dehumidifying component and between fresh-air fan (1) and adjacent hollow fibrous membrane dehumidifying component
Vaporizer, be successively set on exhaust passage and each hollow-fibre membrane regeneration module and between and exhaust fan (13) and phase
If the dry condenser between adjacent hollow-fibre membrane regeneration module, cold-producing medium is flowed by described compressor (9) along exhaust passage air
Opposite direction be sequentially sent to each condenser, expansion valve (7), cold-producing medium storage tank (8) after be delivered to each evaporator inlet, finally simultaneously
It is collected to compressor (9) air inlet from each evaporator outlet.
The multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area the most according to claim 1, it is characterised in that:
A hollow-fibre membrane dehumidifying component it is additionally provided with on inlet channel between described fresh-air fan (1) and adjacent vaporizers.
The multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area the most according to claim 1 and 2, its feature exists
In: also including solution regenerative apparatus (10), described solution regenerative apparatus (10) is removed for flowing out hollow-fibre membrane at dehumidification solution
The dehumidification solution exported with described solution pump (12) after wet assembly and before inflow hollow-fibre membrane regeneration module carries out heat exchange.
The multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area the most according to claim 3, it is characterised in that:
Also include that solution auxiliary cooler (11), described solution auxiliary cooler (11) are arranged at solution regenerative apparatus (10) molten with dehumidifying
On pipeline between first hollow-fibre membrane dehumidifying component that liquid stream enters, for flowing into first hollow-fibre membrane dehumidifying component
Dehumidification solution before cools down.
The multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area the most according to claim 1 and 2, its feature exists
In: described dehumidification solution is LiCl solution.
The multistage hollow-fibre membrane liquid dehumidifying device being suitable for damp-heat area the most according to claim 5, it is characterised in that:
Described LiCl concentration of polymer solution is 35% ~ 40%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181233.0U CN205593083U (en) | 2016-03-09 | 2016-03-09 | Be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181233.0U CN205593083U (en) | 2016-03-09 | 2016-03-09 | Be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205593083U true CN205593083U (en) | 2016-09-21 |
Family
ID=56929083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620181233.0U Withdrawn - After Issue CN205593083U (en) | 2016-03-09 | 2016-03-09 | Be suitable for multistage hollow fiber membrane liquid dehydrating unit in damp and hot area |
Country Status (1)
| Country | Link |
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| CN (1) | CN205593083U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571020A (en) * | 2016-03-09 | 2016-05-11 | 华南理工大学 | Multistage hollow fiber membrane liquid dehumidifying device applicable to hot and humid area |
| CN106931550A (en) * | 2017-03-31 | 2017-07-07 | 天津华创瑞风空调设备有限公司 | Solution dehumidification unit, air cooling-down method and air-conditioner |
| CN109990427A (en) * | 2017-12-29 | 2019-07-09 | 东南大学 | A kind of solution combined dehumidification by condensation fresh air system of hollow-fibre membrane |
-
2016
- 2016-03-09 CN CN201620181233.0U patent/CN205593083U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571020A (en) * | 2016-03-09 | 2016-05-11 | 华南理工大学 | Multistage hollow fiber membrane liquid dehumidifying device applicable to hot and humid area |
| CN105571020B (en) * | 2016-03-09 | 2018-01-05 | 华南理工大学 | A kind of multistage hollow-fibre membrane liquid dehumidifying device for being applicable damp-heat area |
| CN106931550A (en) * | 2017-03-31 | 2017-07-07 | 天津华创瑞风空调设备有限公司 | Solution dehumidification unit, air cooling-down method and air-conditioner |
| CN106931550B (en) * | 2017-03-31 | 2023-04-11 | 天津华创瑞风空调设备有限公司 | Solution dehumidifying unit, air cooling method and air conditioner |
| CN109990427A (en) * | 2017-12-29 | 2019-07-09 | 东南大学 | A kind of solution combined dehumidification by condensation fresh air system of hollow-fibre membrane |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160921 Effective date of abandoning: 20180105 |