CN202947235U - Absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery - Google Patents
Absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery Download PDFInfo
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- CN202947235U CN202947235U CN2012206388229U CN201220638822U CN202947235U CN 202947235 U CN202947235 U CN 202947235U CN 2012206388229 U CN2012206388229 U CN 2012206388229U CN 201220638822 U CN201220638822 U CN 201220638822U CN 202947235 U CN202947235 U CN 202947235U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/272—Solar heating or cooling
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
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Abstract
The utility model provides an absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery. The air conditioning system integrates solar heat recovery, absorption type cooling and solution dehumidification. A low-temperature energy-storage box of a first-level solar heat collector is communicated with a high-temperature energy-storage box of a second-level solar heat collector through a single-direction heat transmission machine. The high-temperature energy-storage box of the second-level solar heat collector is communicated with a domestic water tank which is communicated with a cooling box. The cooling box is respectively communicated with a cooling tower and an absorption machine. The cooling tower is communicated with a condenser. Heat recovered by the solar heat collectors is used for absorption type cooling and solution dehumidification. Refrigerant water prepared by an evaporator is used for cooling of concentrated solutions in a solution dehumidification machine. After outdoor new air is cooled in an air cooling amount discharging mode in a recovery chamber, the new air is subjected to direct heat-humidity exchanging with the cooling concentrated solutions, after dehumidification and cooling, the new air is sent in from the side wall on the upper portion of a room, attaching jet flow is formed, air jet flow and a radiating cooling plate are subjected to heat exchanging and cooling continuously, temperature and humidity requirements of the room are met at last, and independent control of temperature and humidity of air of the room is achieved.
Description
Technical field
The utility model belongs to a kind of absorption refrigeration and solution dehumidifying air-conditioning system that reclaims based on solar heat, and solar energy recovery, absorption refrigeration and solution dehumidification are coupled as one.
Background technology
Current, most of air-conditioning technical is take electric energy as power, rely on the fluoride such as kind of refrigeration cycle medium fluorine Lyons indoor heat absorbed be discharged to outdoor.There is following shortcoming in this traditional compressed air conditioner technology: one, energy consumption issues are serious; Two, a large amount of uses of the fluoride such as fluorine Lyons, the destruction that has caused atmospheric ozone layer has been worsened ecological environment; Three, be discharged to the atmospheric temperature that outdoor heat has improved the city, make the tropical island effect aggravation.
Solar energy is cheapness, environmental protection and the safe energy that the mankind are inexhaustible, nexhaustible, be available anywhere.The annual solar radiant energy that arrives earth surface is up to 1.8 * 1018Kw. h, is 20,000 times of world's energy consumption summation at present.The serious problems that the world energy sources crisis brings are recognized people: solar energy is the recent additional energy of being badly in need of of the mankind, is the basis of future source of energy structure.In China, one to three class area is the abundant area of solar energy resources, and area accounts for more than 2/3rds of national total area, and wherein some regional fuel source lacks very much.Along with the adjustment of China's energy resource structure, the exploitation solar airconditioning has important practical significance.
Conventional absorption type air conditioning system mainly comprises several parts such as Absorption Refrigerator, air-conditioning box or fan coil, boiler etc., and wherein, Absorption Refrigerator mainly is comprised of generator, condenser, evaporimeter and absorber.The solar energy absorption type air conditioning system of prior art is to increase on this basis solar thermal collector, storage tank and automatic control system again.Solar energy absorption type refrigeration utilizes solar thermal collector to provide its generator needed heat medium water for Absorption Refrigerator exactly, and the heat medium water temperature is higher, and the coefficient of performance (also claiming COP) of refrigeration is higher, and such cooling system efficient is also higher.
In China, the research of solar-powered liquid desiccant air-conditioning system is started late.Mainly contain the people such as Fang Chengchao, Dai Yanjun and Zhao Wei having done some comparatively systematic research work aspect experiment and theoretical model, obtained the achievement in research that certain level is arranged.The solar-powered liquid desiccant air-conditioning system can directly absorb airborne steam, can avoid compacting air-conditioning system in order to reduce the humidity of air, and at first must be with air cooling-down below dew point, thereby causes the reduction of system effectiveness.
Summary of the invention
the purpose of this utility model is: design a kind of absorption refrigeration and solution dehumidifying air-conditioning system that reclaims based on solar heat, that solar heat reclaims, the integrated air-conditioning system of absorption refrigeration and solution dehumidification, the heat that solar thermal collector reclaims is used for the regeneration of the concentrated solution of absorption refrigeration and solution dehumidification, evaporimeter prepares concentrated solution cooling that chilled water is used for solution dehumidification, directly contact with cooling concentrated solution after the cold of outdoor new wind recovery indoor exhaust wind and carry out the wet exchange of heat, send into the formation wall attachment jet from the side wall on top, room after dehumidifying and cooling, the radiation cold plate at air-spray and top, room continues the heat exchange cooling, finally reach the temperature and humidity conditions of room requirement, completing the humiture of space air independently controls.
technical solution of the present utility model is: this air-conditioning system comprises the one-level solar thermal collector, the two-stage solar heat collector, the domestic water case, cooler bin, cooling tower, a heat exchanger, No. two heat exchangers, solution moisture removing device, No. three heat exchangers, radiation cold plate, the refrigerant water tank, condenser, evaporimeter, absorber, No. four heat exchangers, generator, regenerator and unidirectional heat transmitter, the low temperature energy-storage box of one-level solar thermal collector is communicated with the high temperature energy-storage case of two-stage solar heat collector through unidirectional heat transmitter, the high temperature energy-storage case of two-stage solar heat collector is communicated with the domestic water case, the domestic water case is communicated with cooler bin, cooler bin is communicated with respectively cooling tower and absorber, cooling tower is communicated with condenser, and condenser is communicated with respectively evaporimeter, absorber and generator, absorber is communicated with evaporimeter, absorber is communicated with generator through No. four heat exchangers, generator is communicated with regenerator, regenerator is communicated with high temperature energy-storage case and heat exchanger of two-stage solar heat collector, heat exchanger is communicated with respectively No. two heat exchangers and solution moisture removing device, and solution moisture removing device is communicated with respectively heat exchanger No. three, the loose airduct of sidewall in No. two heat exchangers and user room, No. three heat exchangers are communicated with the exhaust duct in new wind blast pipe and user room, No. two heat exchangers are communicated with the radiation cold plate that is positioned at the roof and the refrigerant water tank in user room, the refrigerant water tank is communicated with radiation cold plate and evaporimeter, and whole circulation consists of air-conditioning system.
Wherein, in the high temperature energy-storage case of two-stage solar heat collector, electric heating device is installed.
Wherein, the liquid medium in the low temperature energy-storage box of one-level solar thermal collector is water, and in the high temperature energy-storage case of two-stage solar heat collector, liquid medium is the nanometer heat-transfer fluid.
Wherein, on cooler bin, water tap is installed.
The utility model is based on the air-conditioning system that solar heat recovery, absorption refrigeration combine with solution dehumidification, has the following advantages:
1, absorption refrigeration and solution dehumidification are coupled, in absorption refrigeration, the cold of evaporimeter is used for the cooling of solution moisture removing device concentrated solution, sends into radiation cold plate through the chilled water after heating up, and bears the part cooling effect of room air;
2, the solar energy collection is held the heat of device recovery for the regeneration of the concentrated solution of absorption refrigeration and solution moisture removing device;
3, outdoor new wind reclaims the cold of indoor exhaust wind, by solution moisture removing device, it is carried out dehumidifying and cooling, continues heat exchange with radiation cold plate and lowers the temperature afterwards, realizes that the temperature of space air, humidity independently controls;
4, the cooling water arranged in series of condenser and absorber, cooling water reclaims the heat of condenser and absorber, is used for domestic water;
5, solar heat reclaims and adopts two heat collectors, be respectively low temperature level and high temperature level, the thermal-collecting tube of low temperature level is flat plate collector, connect a low temperature energy-storage box, the thermal-collecting tube of high temperature level is hot pipe type vacuum heat collection pipe, connect a high temperature energy-storage case, liquid medium in the low temperature energy-storage box is water, in the high temperature energy-storage case, liquid medium is the nanometer heat-transfer fluid, simultaneously in the high temperature energy-storage case, electric auxiliary heating device is set, be provided with unidirectional heat transfer unit (HTU) between low temperature energy-storage box and high temperature energy-storage case, the heat unidirectional delivery in the low temperature energy-storage box is to the high temperature energy-storage case;
6, the top, room arranges radiation cold plate, and the water supply in radiation cold plate comes from the chilled water after cooling concentrated solution, bears the cooling effect of room air, and outdoor new wind reclaims the cold of indoor exhaust wind.
Description of drawings
Fig. 1 structural representation of the present utility model.
In figure: 1 one-level solar thermal collector; 2 two-stage solar heat collectors; 3 electric heating devices; 4 domestic water casees; 5 cooler bins; 6 cooling towers; 7,8,10,17 heat exchangers; 9 solution moisture removing devices; 11 radiation cold plates; Rooms 12; 13 refrigerant water tanks; 14 condensers; 15 evaporimeters; 16 absorbers; 18 generators; 19 regenerators; 20 unidirectional heat transmitters.
The specific embodiment
as shown in Figure 1, this air-conditioning system comprises one-level solar thermal collector 1, two-stage solar heat collector 2, domestic water case 4, cooler bin 5, cooling tower 6, a heat exchanger 7, No. two heat exchangers 8, solution moisture removing device 9, No. three heat exchangers 10, radiation cold plate 11, refrigerant water tank 13, condenser 14, evaporimeter 15, absorber 16, No. four heat exchangers 17, generator 18, regenerator 19 and unidirectional heat transmitter 20, the low temperature energy-storage box of one-level solar thermal collector 1 is communicated with the high temperature energy-storage case of two-stage solar heat collector 2 through unidirectional heat transmitter 20, the high temperature energy-storage case of two-stage solar heat collector 2 is communicated with domestic water case 4, domestic water case 4 is communicated with cooler bin 5, cooler bin 5 is communicated with respectively cooling tower 6 and absorber 16, cooling tower 6 is communicated with condenser 14, and condenser 14 is communicated with respectively evaporimeter 15, absorber 16 and generator 18, absorber 16 is communicated with evaporimeter 15, absorber 16 is communicated with generator 18 through No. four heat exchangers 17, generator 18 is communicated with regenerator 19, regenerator 19 is communicated with high temperature energy-storage case and heat exchanger 7 of two-stage solar heat collector 2, heat exchanger 7 is communicated with respectively No. two heat exchangers 8 and solution moisture removing device 9, and solution moisture removing device 9 is communicated with respectively heat exchanger 10 No. three, the loose airduct of sidewall in No. two heat exchangers 8 and user room 12, No. three heat exchangers 10 are communicated with the exhaust duct in new wind blast pipes and user room 12, No. two heat exchangers 8 are communicated with the radiation cold plate that is positioned at the roof 11 and the refrigerant water tank 13 in user room 12, refrigerant water tank 13 is communicated with radiation cold plate 11 and evaporimeter 15, and whole circulation consists of air-conditioning system.
Wherein, electric heating device 3 is installed in the high temperature energy-storage case of two-stage solar heat collector 2.
Wherein, the liquid medium in the low temperature energy-storage box of one-level solar thermal collector 1 is water, and in the high temperature energy-storage case of two-stage solar heat collector 2, liquid medium is the nanometer heat-transfer fluid.
Wherein, on cooler bin 5, water tap is installed.
Its operation principle is as follows: one-level solar thermal collector 1 and two-stage solar heat collector 2 reclaims solar energy, and heat is stored in respectively low temperature energy-storage box and high temperature energy-storage case, the low temperature energy-storage box through unidirectional heat transmitter 20 transferring heats to the high temperature energy-storage case; Liquid medium in the low temperature energy-storage box is water, and temperature is positioned at the 92-97 degree; In the high temperature energy-storage case, liquid medium is the nanometer heat-transfer fluid, and temperature is 180-200 ℃ of scope; Electric auxiliary heating device 3 is set in the high temperature energy-storage case, and night and sombre weather, high temperature energy-storage the temperature inside the box are during less than 180 ℃, and electric auxiliary heating device 3 is started working, and give nanometer heat-transfer fluid heating in the high temperature energy-storage case; Regenerator 19 is connected with the high temperature energy-storage case, and the high temperature energy-storage case remains on more than 95 ℃ the interior temperature of regenerator 19 to the regenerator transferring heat; The cold-producing medium of generator 18, condenser 14, evaporimeter 15, absorber 16 is lithium bromide, the interior concentrated solution of absorber 16 is in the interior regeneration of regenerator 19, condenser 14 and absorber 16 are water-cooled, cooling water is cooler condenser 14 and absorber 16 successively, cooling water is advancing before condenser 14 temperature between 22 ℃ to 25 ℃, 3.5 ℃ of left and right of the rear temperature rising of cooler condenser 14, the rear temperature of cooling absorber 16 continues the 3.5 ℃ of left and right that raise, and reaches between 29 ℃-32 ℃; Cooling water continues to enter condenser 14, closed circulation by cooler bin 5 and cooling tower 6 coolings after temperature is down to 22 ℃ to 25 ℃; Cooler bin 5 is connecting domestic water case 4, water tap is arranged outside cooler bin 5, when domestic water is not enough, tap is opened, tap water flows cooler bin 5, give the cooling water temperature in the coil pipe of cooler bin 5, the used heat of recovery section condenser 14 and absorber 16, the running water self-temperature 6 ℃ of left and right that raise; Domestic water case 4 is communicated with the high temperature energy-storage case of two-stage solar heat collector 2, and high temperature energy-storage case transferring heat makes it reach human body the most comfortable and washes one's face and rinses one's mouth temperature 38-42 ℃ to the water in domestic water case 4; Cold-producing medium absorbs the heat of the outer chilled water of evaporimeter by evaporimeter 15, the chilled water cooling, and cold stores in refrigerant water tank 13 by the chilled water medium, and the interior temperature of refrigerant water tank 13 is 9 ℃ of left and right; Concentrated solution is in the interior heat absorption regeneration of regenerator 19, pass through heat exchanger 7 heat exchange with weak solution after regeneration, again by chilled water heat exchange cooling in No. two heat exchangers 8 and refrigerant water tank 13, chilled water temperature is increased to 15 ℃ of left and right, concentrated solution after cooling exchanges with air heat is wet in solution moisture removing device 9, after the moisture of absorption air, concentrated solution becomes weak solution, and weak solution is regenerated in the interior heat absorption of regenerator 19 afterwards by a heat exchanger 7 and the rear concentrated solution heat exchange of regenerating; Outdoor new wind is by No. three heat exchangers 10 and indoor exhaust wind heat exchange, reclaim the cold of indoor exhaust wind, exchange with concentrated solution heat is wet in solution moisture removing device 9, after dehumidifying and cooling from the user room the loose airduct of 12 sidewall send into the room, the chilled water after cooling concentrated solution leads to the radiation cold plate 11 on the roof in user room 12; The complete new wind of hot wet process from the user room 12 side wall send into, form wall attachment jet, the radiation cold plate 11 on air-spray and the roof in user room 12 continues heat exchange and lowers the temperature, and finally reaches the temperature and humidity conditions of room requirement, completes the Temperature and Humidity Control of space air.
Claims (4)
1. the absorption refrigeration and the solution dehumidifying air-conditioning system that reclaim based on solar heat, it is characterized in that: this air-conditioning system comprises one-level solar thermal collector (1), two-stage solar heat collector (2), domestic water case (4), cooler bin (5), cooling tower (6), a heat exchanger (7), No. two heat exchangers (8), solution moisture removing device (9), No. three heat exchangers (10), radiation cold plate (11), refrigerant water tank (13), condenser (14), evaporimeter (15), absorber (16), No. four heat exchangers (17), generator (18), regenerator (19) and unidirectional heat transmitter (20), the low temperature energy-storage box of one-level solar thermal collector (1) is communicated with the high temperature energy-storage case of two-stage solar heat collector (2) through unidirectional heat transmitter (20), the high temperature energy-storage case of two-stage solar heat collector (2) is communicated with domestic water case (4), domestic water case (4) is communicated with cooler bin (5), cooler bin (5) is communicated with respectively cooling tower (6) and absorber (16), cooling tower (6) is communicated with condenser (14), condenser (14) is communicated with respectively evaporimeter (15), absorber (16) and generator (18), absorber (16) is communicated with evaporimeter (15), absorber (16) is communicated with generator (18) through No. four heat exchangers (17), generator (18) is communicated with regenerator (19), regenerator (19) is communicated with high temperature energy-storage case and a heat exchanger (7) of two-stage solar heat collector (2), a heat exchanger (7) is communicated with respectively No. two heat exchangers (8) and solution moisture removing device (9), solution moisture removing device (9) is communicated with respectively No. three heat exchangers (10), the sidewall in No. two heat exchangers (8) and user room (12) airduct that falls apart, No. three heat exchangers (10) are communicated with the exhaust duct in new wind blast pipe and user room (12), No. two heat exchangers (8) are communicated with the radiation cold plate that is positioned at the roof (11) and the refrigerant water tank (13) in user room (12), refrigerant water tank (13) is communicated with radiation cold plate (11) and evaporimeter (15), whole circulation consists of air-conditioning system.
2. absorption refrigeration and the solution dehumidifying air-conditioning system that reclaims based on solar heat according to claim 1, is characterized in that: wherein, electric heating device (3) is installed in the high temperature energy-storage case of two-stage solar heat collector (2).
3. absorption refrigeration and the solution dehumidifying air-conditioning system that reclaims based on solar heat according to claim 1, it is characterized in that: wherein, liquid medium in the low temperature energy-storage box of one-level solar thermal collector (1) is water, and in the high temperature energy-storage case of two-stage solar heat collector (2), liquid medium is the nanometer heat-transfer fluid.
4. absorption refrigeration and the solution dehumidifying air-conditioning system that reclaims based on solar heat according to claim 1, is characterized in that: wherein, water tap is installed on cooler bin (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206388229U CN202947235U (en) | 2012-11-28 | 2012-11-28 | Absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery |
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| CN2012206388229U CN202947235U (en) | 2012-11-28 | 2012-11-28 | Absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery |
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| CN2012206388229U Withdrawn - After Issue CN202947235U (en) | 2012-11-28 | 2012-11-28 | Absorption type cooling and solution dehumidification air conditioning system based on solar heat recovery |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997357A (en) * | 2012-11-28 | 2013-03-27 | 河南科技大学东海硅产业节能技术研究院 | Absorption refrigeration and solution dehumidification air-conditioning system based on solar heat recovery |
| CN104279728A (en) * | 2014-10-11 | 2015-01-14 | 杭州新因环境工程有限公司 | Direct contact type hygrostat based on compressor frequency control and method thereof |
| CN106918104A (en) * | 2017-04-24 | 2017-07-04 | 青岛理工大学 | Solution dehumidification evaporative cooling refrigerating unit |
| CN111076318A (en) * | 2019-12-31 | 2020-04-28 | 华电电力科学研究院有限公司 | Refrigeration and dehumidification integrated air conditioning system based on waste heat utilization and working method thereof |
| CN112113367A (en) * | 2020-10-22 | 2020-12-22 | 沈阳建筑大学 | Solar thermal-driven improved solution absorption heat pump system and dehumidification air-conditioning system |
-
2012
- 2012-11-28 CN CN2012206388229U patent/CN202947235U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997357A (en) * | 2012-11-28 | 2013-03-27 | 河南科技大学东海硅产业节能技术研究院 | Absorption refrigeration and solution dehumidification air-conditioning system based on solar heat recovery |
| CN102997357B (en) * | 2012-11-28 | 2014-12-24 | 河南科技大学东海硅产业节能技术研究院 | Absorption refrigeration and solution dehumidification air-conditioning system based on solar heat recovery |
| CN104279728A (en) * | 2014-10-11 | 2015-01-14 | 杭州新因环境工程有限公司 | Direct contact type hygrostat based on compressor frequency control and method thereof |
| CN104279728B (en) * | 2014-10-11 | 2017-08-15 | 杭州新因环境工程有限公司 | The direct contact type constant-moisture device and its method controlled using compressor variable frequency |
| CN106918104A (en) * | 2017-04-24 | 2017-07-04 | 青岛理工大学 | Solution dehumidification evaporative cooling refrigerating unit |
| CN111076318A (en) * | 2019-12-31 | 2020-04-28 | 华电电力科学研究院有限公司 | Refrigeration and dehumidification integrated air conditioning system based on waste heat utilization and working method thereof |
| CN112113367A (en) * | 2020-10-22 | 2020-12-22 | 沈阳建筑大学 | Solar thermal-driven improved solution absorption heat pump system and dehumidification air-conditioning system |
| CN112113367B (en) * | 2020-10-22 | 2024-05-28 | 沈阳建筑大学 | Solar heat driven improved solution absorption heat pump system and dehumidifying air-conditioning system |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20141224 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130522 Effective date of abandoning: 20141224 |
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| RGAV | Abandon patent right to avoid regrant |