CN2811816Y - Heat recovery type fresh air processing unit utilizing moisture absorption solution as circulating medium - Google Patents
Heat recovery type fresh air processing unit utilizing moisture absorption solution as circulating medium Download PDFInfo
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- CN2811816Y CN2811816Y CNU2005200229962U CN200520022996U CN2811816Y CN 2811816 Y CN2811816 Y CN 2811816Y CN U2005200229962 U CNU2005200229962 U CN U2005200229962U CN 200520022996 U CN200520022996 U CN 200520022996U CN 2811816 Y CN2811816 Y CN 2811816Y
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- 238000011084 recovery Methods 0.000 title claims abstract description 14
- 238000010521 absorption reaction Methods 0.000 title abstract 3
- 239000007788 liquid Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000007921 spray Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 2
- 230000001954 sterilising effect Effects 0.000 abstract description 2
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000012266 salt solution Substances 0.000 abstract 1
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 238000007791 dehumidification Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000000945 filler Substances 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Central Air Conditioning (AREA)
- Drying Of Gases (AREA)
Abstract
The utility model relates to a heat recovery type fresh air processing machine set utilizing moisture absorption solution as circulating media for heating and ventilation air conditioners, which belongs to the technical field of energy sources. The fresh air processing machine set comprises a heat recovery device and a temperature controllable unit sprinkling module, wherein the heat recovery device is composed of a gas-liquid direct contact module (1), a plate type heat exchanger (2), a solution self-circulating pump (3), a machine set circulating pump (4) and a water supplementing valve (5); the temperature controllable sprinkling module is composed of the plate type heat exchanger (2), a gas-liquid direct contact module G and the solution self-circulating pump (3). The fresh air processing machine set utilizes the solution with the moisture absorption performance as working media, utilizes the energy which is evaporated and cooled by exhaust air in summer, and directly carries out full heat recovery to the exhaust wind in winter, so that the energy consumption of the fresh air processing is reduced, and hot water and analogous low-grade heat energy can be adopted as driving energy sources. Salt solution has the functions of sterilization and dust removing, and can also purify air and enhance indoor air quality.
Description
Technical field
The utility model relates to that a kind of HVAC uses, and to utilize hygroscopic solution be that the heat recovery type fresh air of cycle fluid is handled unit, belongs to energy technology field.
Background technology
New wind is having incomparable advantage aspect removal indoor pollution material, the raising indoor air quality, but the increase of resh air requirement can make that handling energy consumption increases considerably, and how reducing the novel wind energy consumption, to improve indoor air quality simultaneously be the major issue that air conditioner industry faces.Adopt the recuperation of heat mode, the energy that reclaims indoor exhaust wind is to reduce the effective measures that new wind is handled energy consumption.
New blower fan group need realize the cool-down dehumidification process of summer to new wind, and winter is to the warming and humidifying processing procedure of new wind.At present, the dehumidification by condensation method is adopted in dehumidifying in the conventional new blower fan, promptly uses 7 ℃ chilled water by surface cooler the temperature of air to be reduced to the moisture that freeze-outs below the dew point, thereby plays the effect of dehumidifying.The problem of being brought is: refrigeration machine is operated under the low evaporating temperature situation, causes the refrigeration machine coefficient of performance lower; Temperature is low excessively though the air humidity behind the dehumidification by condensation meets the demands, thereby also needs heat to cause the waste of the energy sometimes again; Coil pipe that condensate water is arranged etc. grows mould, contaminated air easily.The humidification function in winter also needs other humidification apparatus to realize.
Because hygroscopic solution obtains everybody concern gradually in the superiority of removing on the indoor latent heat load.Liquid desiccant air conditioning is compared with conventional air-conditioning, saves a large amount of electric energy thereby can adopt low-temperature heat source to drive; Can remove airborne dust, bacterium, mould and some other nuisances by the sprinkling of solution; Avoid using the coil pipe of condensate water, can obviously improve indoor air quality.
The utility model content
The purpose of this utility model provides a kind of hygroscopic solution that utilizes and handles unit for the heat recovery type fresh air of cycle fluid.
The hygroscopic solution that utilizes that the utility model proposes is handled unit for the heat recovery type fresh air of cycle fluid, it is characterized in that, but described fresh air processor group contains the unit spray module of heat reclamation device and temperature adjustment; Described heat reclamation device is made up of the direct contact modules of gas-liquid (1), plate type heat exchanger (2), solution self-circulating pump (3), unit circulating pump (4), water compensating valve (5); But the unit spray module of described temperature adjustment is made up of plate type heat exchanger (2), the direct contact modules G of gas-liquid, solution self-circulating pump (3); Described fresh air processor component is upper and lower two-layer passage, and the upper strata passage is the return air treatment channel, and lower floor is new wind treatment channel; Described upper strata passage is made up of the direct contact modules A of gas-liquid, C, E, and lower floor's passage is made up of the direct contact modules B of gas-liquid, D, F, G; The direct contact modules A of described gas-liquid, B, C, D, E, F and corresponding plate type heat exchanger (2) are formed three grades of recuperation of heat units, utilize summer the transpiration-cooled cold of air draft to reduce the solution temperature that enters module B, D, E, be circulation solution in six modules winter, become solution full heat recovery device, directly reclaim the heat and the wet amount of air draft; Through the new wind of recuperation of heat unit, after the further processing of module G, send into air-conditioned room; Described plate type heat exchanger (2) carries out exchange heat with the solution that enters the direct contact modules G of gas-liquid, enters the solution temperature of this module in order to adjusting.
The course of work of this fresh air processor group is as follows:
In the recuperation of heat unit, six solution self-circulating pumps flow of the spray solution of control module A～F inside is respectively arranged, there is a unit circulating pump to be controlled at circulation solution flow between modules A～F.In each module, solution is under the driving of self-circulating pump 3, flow into plate type heat exchanger 2 from module bottom, flow down through liquid distributor then and soak filler, solution carries out the exchange of heat and quality with new wind (or return air) in filler, last solution is got back in the bottom liquid bath of module, finishes cyclic process.In summer, directly the water spray evaporative cooling effect that utilizes moisture passes to the solution of opposite side with cold by plate type heat exchanger 2 in modules A, C, E, enters the solution temperature of module B, D, F liquid distributor with reduction, thereby improves its dehumidifying effect; Hygroscopic solution directly contacts with new wind in module B, D, F, new wind is by cool-down dehumidification, have between module B, D, the F with the solution of new wind counter-current flow taking away the moisture that from air, absorbs, the solution concentration that intermodule flows constantly reduces to be needed to concentrate regeneration and just can reuse.In summer, utilize the evaporative cooling effect of air draft like this, realized the abundant recovery of air draft cold.Winter, what circulate in modules A～F is hygroscopic solution, extracts solution by the effect of self-circulating pump 3 from module bottom, through entering the liquid distributor of module after the plate type heat exchanger temperature adjustment, solution spraying and soak into down filler, and carry out with the incoming flow air that heat is wet to be exchanged.The exchange of sensible heat (temperature) is to be that the plate type heat exchanger that media passes through (A and B, C and D, E and F) in the respective stages carries out with solution between new wind and the air draft, and the exchange of moisture (humidity) is the solution concentration variation realization of flowing between modules A～F under 4 effects of unit circulating pump.So in the winter time, be circulation vector with solution, by the solution that plate type heat exchanger in the level and inter-stage circulate, realized the full recuperation of heat of air draft heat and moisture, new wind is heated humidification in this process.
Through the new wind after heat reclamation device (module B, D, F), need be in module G further processing just can reach the requirement of air supply parameter.In summer, what flow in the corresponding plate type heat exchanger 2 of module G is 15～18 ℃ cold water.The extraneous concentrated solution that flows into flow through in turn module G, F, D, B, opposite with new wind flow direction, constantly reduce along the concentration of journey solution.The weak solution that flows out from module B need concentrate regeneration and just can reuse, and the hot water that can adopt 60～70 ℃ is as the regeneration thermal source.Solution among the module G the effect of solution pump 3 dirty go into board-like heat exchanger 2 by cooling after, behind the liquid distributor at module top, soak into filler again, and carry out the exchange of heat and quality with new wind.In this process, the reduction that act as of cold water enters the solution temperature of module G liquid distributor, thereby improves its dehumidifying effect; No longer be in order to dehumidify, thus the supply water temperature of cold water can be under the conventional dehumidification by condensation situation about 7 ℃ bring up to 15～18 ℃.The cold water of this temperature provides condition for the use of natural cold sources such as underground water, even adopt the mechanical refrigeration mode, the coefficient of performance of refrigeration machine also is improved largely.In module G, new wind is further sent into air-conditioned room after the cool-down dehumidification processing.In winter, what flow in the corresponding plate type heat exchanger 2 of module G is hot water about 40 ℃, thereby acting as of hot water improves the solution temperature that enters module G liquid distributor and improve its humidification ability.In module G, new wind is further heated humidification, and solution is concentrated, and opens water compensating valve 5 amount of makeup water to keep the concentration of solution among the module G.
The solution that this new blower fan group unit utilization has moisture pick-up properties is working media, utilize the transpiration-cooled energy of air draft summer, directly carry out full recuperation of heat to air draft winter, reduces greatly thereby make new wind handle energy consumption, can adopt low grade heat energy such as hot water as drive energy.Salting liquid has sterilization, dedusting effect, can purify air, improve indoor air quality.
Description of drawings
Fig. 1 is fresh air processor group work structuring in a summer schematic diagram of the present utility model.
Fig. 2 is a fresh air processor unit in winter work structuring schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Referring to Fig. 1 and Fig. 2, this fresh air processor comprises: parts such as the direct contact modules 1 of gas-liquid, plate type heat exchanger 2, solution self-circulating pump 3, unit circulating pump 4, water compensating valve 5.This new blower fan is divided into upper and lower two-layer passage, and the upper strata passage is the return air treatment channel, and lower floor is new wind treatment channel.The upper strata passage is made up of the direct contact modules A of gas-liquid, C, E, and lower floor's passage is made up of the direct contact modules B of gas-liquid, D, F, G.The direct contact modules A of gas-liquid, B, C, D, E, F and corresponding plate type heat exchanger 2 are formed three grades of recuperation of heat units, and summer, (see figure 1) utilized the transpiration-cooled cold reduction of air draft to enter the solution temperature of module B, D, E, thereby improved its dehumidifying effect; Be circulation solution in six modules of (see figure 2) in winter, become solution full heat recovery device, directly reclaim the heat and the wet amount of air draft.Through the new wind of recuperation of heat unit, after the further processing of module G, send into air-conditioned room.There are plate type heat exchanger 2 and the solution that enters the direct contact modules G of gas-liquid to carry out exchange heat, enter the solution temperature of this module in order to adjusting, thereby strengthen its dehumidifying (or humidification) ability.
Claims (1)
1, utilizes hygroscopic solution to handle unit, it is characterized in that, but described fresh air processor group contains the unit spray module of heat reclamation device and temperature adjustment for the heat recovery type fresh air of cycle fluid; Described heat reclamation device is made up of the direct contact modules of gas-liquid (1), plate type heat exchanger (2), solution self-circulating pump (3), unit circulating pump (4), water compensating valve (5); But the unit spray module of described temperature adjustment is made up of plate type heat exchanger (2), the direct contact modules G of gas-liquid, solution self-circulating pump (3); Described fresh air processor component is upper and lower two-layer passage, and the upper strata passage is the return air treatment channel, and lower floor is new wind treatment channel; Described upper strata passage is made up of the direct contact modules A of gas-liquid, C, E, and lower floor's passage is made up of the direct contact modules B of gas-liquid, D, F, G; The direct contact modules A of described gas-liquid, B, C, D, E, F and corresponding plate type heat exchanger (2) are formed three grades of recuperation of heat units, utilize summer the transpiration-cooled cold of air draft to reduce the solution temperature that enters module B, D, E, be circulation solution in six modules winter, become solution full heat recovery device, directly reclaim the heat and the wet amount of air draft; Through the new wind of recuperation of heat unit, after the further processing of module G, send into air-conditioned room; Described plate type heat exchanger (2) carries out exchange heat with the solution that enters the direct contact modules G of gas-liquid, enters the solution temperature of this module in order to adjusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200229962U CN2811816Y (en) | 2005-05-31 | 2005-05-31 | Heat recovery type fresh air processing unit utilizing moisture absorption solution as circulating medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200229962U CN2811816Y (en) | 2005-05-31 | 2005-05-31 | Heat recovery type fresh air processing unit utilizing moisture absorption solution as circulating medium |
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| Publication Number | Publication Date |
|---|---|
| CN2811816Y true CN2811816Y (en) | 2006-08-30 |
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| CNU2005200229962U Expired - Fee Related CN2811816Y (en) | 2005-05-31 | 2005-05-31 | Heat recovery type fresh air processing unit utilizing moisture absorption solution as circulating medium |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100439805C (en) * | 2005-05-31 | 2008-12-03 | 清华大学 | Heat recovery type fresh air treatment system of using hygroscopic solution as circulating working medium |
| CN102538104A (en) * | 2012-02-16 | 2012-07-04 | 谢斯捷 | Air conditioning unit combining dehumidification with evaporative cooling and air handling method thereof |
| CN102563770A (en) * | 2012-01-11 | 2012-07-11 | 谢斯捷 | Fresh air handling unit with integrated functions of dehumidification and evaporative cooling and air treatment method of fresh air handling unit |
| CN103344021A (en) * | 2013-06-28 | 2013-10-09 | 南京佳力图空调机电有限公司 | Closed hot channel data center with cold region and hot region |
| CN103344020A (en) * | 2013-06-28 | 2013-10-09 | 南京佳力图空调机电有限公司 | Closed cold channel data center with cold region and hot region |
| CN105299784A (en) * | 2015-11-02 | 2016-02-03 | 西安交通大学 | Heat and mass recovery type solution membrane dehumidification system based on membrane distillation and dehumidification method |
-
2005
- 2005-05-31 CN CNU2005200229962U patent/CN2811816Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100439805C (en) * | 2005-05-31 | 2008-12-03 | 清华大学 | Heat recovery type fresh air treatment system of using hygroscopic solution as circulating working medium |
| CN102563770A (en) * | 2012-01-11 | 2012-07-11 | 谢斯捷 | Fresh air handling unit with integrated functions of dehumidification and evaporative cooling and air treatment method of fresh air handling unit |
| CN102538104A (en) * | 2012-02-16 | 2012-07-04 | 谢斯捷 | Air conditioning unit combining dehumidification with evaporative cooling and air handling method thereof |
| CN102538104B (en) * | 2012-02-16 | 2014-04-30 | 谢斯捷 | Air conditioning unit combining dehumidification with evaporative cooling and air handling method thereof |
| CN103344021A (en) * | 2013-06-28 | 2013-10-09 | 南京佳力图空调机电有限公司 | Closed hot channel data center with cold region and hot region |
| CN103344020A (en) * | 2013-06-28 | 2013-10-09 | 南京佳力图空调机电有限公司 | Closed cold channel data center with cold region and hot region |
| CN105299784A (en) * | 2015-11-02 | 2016-02-03 | 西安交通大学 | Heat and mass recovery type solution membrane dehumidification system based on membrane distillation and dehumidification method |
| CN105299784B (en) * | 2015-11-02 | 2018-10-30 | 西安交通大学 | A kind of backheat based on membrane distillation time matter type solution film dehumidification system and dehumanization method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |