CN203629122U - Air conditioning system for solar air source heat pump - Google Patents
Air conditioning system for solar air source heat pump Download PDFInfo
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- CN203629122U CN203629122U CN201320833303.2U CN201320833303U CN203629122U CN 203629122 U CN203629122 U CN 203629122U CN 201320833303 U CN201320833303 U CN 201320833303U CN 203629122 U CN203629122 U CN 203629122U
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- heat exchanger
- solar
- conditioning system
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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
Abstract
The utility model discloses an air conditioning system for a solar air source heat pump. The air conditioning system comprises a solar thermal collector. The solar thermal collector is connected with a thermal storage water tank and a first circulating water pump through pipelines, the first circulating water pump is connected to a user end and one end of a first fin type heat exchanger through pipelines, and the thermal storage water tank is connected to the user end and the other end of the first fin type heat exchanger through pipelines. The two ends of the user end are connected with the two ends of a first heat exchanger respectively, and a second circulating water pump is arranged between the user end and one connection end of the first heat exchanger. The first heat exchanger is connected with a filter and a four-way reversing valve, the filter is connected with a reservoir and a second fin type heat exchanger sequentially, and the four-way reversing valve is connected with a second heat exchanger, a compressor, a gas-liquid separator and the second fin type heat exchanger. An expansion valve is arranged between the first heat exchanger and the filter. According to the air conditioning system, the clean solar energy and the clean air energy are utilized, refrigeration is carried out in summer, heating is carried out in winter, and domestic hot water is supplied all year around.
Description
Technical field
The utility model belongs to air source heat pump equipment technical field, is specifically related to a kind of solar air source heat pumps air-conditioning system.
Background technology
The advantages such as air source heat pump technology has efficiently, energy-saving and environmental protection all have use in public building, business club, private villa.The main limitation of air source heat pump technology is at present: in the time that ambient temperature is lower; reduce on the one hand the heat exchanger efficiency of evaporimeter; the easy frosting of evaporimeter on the one hand in addition; the compression ratio of compressor of air conditioner sharply raises; the delivery temperature of compressor usually can exceed the working range that compressor allows; thereby cause the start and stop of high frequent; cannot normally work; if things go on like this; will damage the overall performance of compressor; reduce the service life of air-conditioning equipment, increase the operating cost of unit, so its application is greatly limited in vast north cold area.
Solar energy is never exhausted clean energy resource, measures large and aboundresources, environmental protection.But because the energy-flux density of solar energy is low, and vary in accordance with the time and the place, there is intermittence and unreliability.The impact of the various factors such as the irradiation level climate condition of solar energy can not maintain constant, as runs into continuous rainy weather, and the supply of solar energy will be interrupted.In addition solar energy is a kind of radiant energy, has instantaneity, is difficult for storing, and must immediately convert other forms of energy to could utilize and store.Therefore, cold district, utilizes separately solar energy to heat, and is generally difficult to meet the demands.
Existing solar energy and air source heat pump interlock hot-water heating system solved solar energy affected by rainy weather cannot continuous heat supply and the low problem of winter solar energy utilization rate.But the problem causing because ambient temperature is low is not still effectively alleviated and is solved, main manifestations is for what time following: 1, lower ambient temperature makes the operating condition variation of unit, the reduction of heat exchange efficiency of evaporimeter, the runnability variation of unit; 2, the too low evaporimeter frosting that causes of ambient temperature, unit is difficult to continuous operation, and unit defrosting causes the stability of energy consumption increase, operating cost increase, energy-saving effect variation, unit minimizing in service life, system to reduce.
Utility model content
The purpose of this utility model is to provide a kind of solar air source heat pumps air-conditioning system, solve the problem of air source heat pump runnability variation under low temperature and evaporimeter frosting, and solve existing device and cannot utilize continuously the problem of solar energy for user's heat supply, met air source heat pump and solar energy interlock effect for air conditioner cold-heat load.
The technical scheme that the utility model adopts is: a kind of solar air source heat pumps air-conditioning system, comprise solar thermal collector, solar thermal collector is connected with respectively hot water storage tank and the first water circulating pump by pipeline, the first water circulating pump is connected to respectively one end of user side and the first finned heat exchanger by pipeline, hot water storage tank is connected to respectively the other end of user side and the first finned heat exchanger by pipeline; The two ends of user side are connected with First Heat Exchanger two ends respectively, and one of them is connected and is provided with the second water circulating pump between end at user side and First Heat Exchanger; First Heat Exchanger is connected with respectively filter and four-way change-over valve, filter is connected with reservoir and the second finned heat exchanger in turn, second port of four-way change-over valve is connected with the second heat exchanger, compressor and gas-liquid separator in turn, and gas-liquid separator is connected to the 3rd port of four-way change-over valve again by pipeline; The 4th port of four-way change-over valve is connected to the second finned heat exchanger; Between First Heat Exchanger and filter, be provided with expansion valve.
Feature of the present utility model is also,
Between hot water storage tank and user side, be provided with the first electric two-way valve.
Between the first water circulating pump and user side, be provided with check-valves.
Between hot water storage tank and the first finned heat exchanger, be provided with the second electric two-way valve.
Being arranged side by side with the first finned heat exchanger of the second finned heat exchanger, is provided with blower fan in a side of the second finned heat exchanger.
One side of the second heat exchanger is respectively arranged with cooling water inlet end and hot water outlet end.
The beneficial effects of the utility model are: a kind of solar air source heat pumps air-conditioning system of the present utility model is utilized clean energy resource solar energy and air energy, and freeze summer, and winter heating, provides domestic hot-water the whole year.Hour, solar energy system can meet for heat request winter heating air conditioner heat load, has postponed the start-up time of air source heat pump system.When winter heating's air conditioner heat load is larger, solar energy system is that air source heat pump system carries out low temp compensating, under same environment temperature, solar energy auxiliary heating is improved the evaporating temperature of refrigerant system, and the more common solar air source heat pumps unit of COP value processed of unit is significantly improved.Due to the heat effect of auxiliary thermal source low temp compensating, improve the air themperature that enters evaporimeter, the possibility of its frosting is reduced, device surface frosting so just can avoid evaporating, make it keep higher heat exchange efficiency, meanwhile, defrost number of times and the time of unit also greatly reduce, can save a large amount of electric energy, and ensure the continuous continual operation of source pump.Carry out low temp compensating by solar energy as auxiliary thermal source and improved system evaporating temperature, indirectly improve the working environment of compressor, not only solve the problem of compressor cisco unity malfunction under extraneous low temperature environment, and can make effectively extend the service life of whole source pump.Carry out low temp compensating by solar energy as auxiliary thermal source, the energy-saving benefit of whole system and economic benefit all significantly increase, and in the north, colder and Household Air-source Heat Pump in Cold Regions also can be used preferably.Summer is while refrigeration, there is air source heat pump system to provide cold for user, it is overcast and rainy or when the time in midwinter, solar energy system was difficult to meet user domestic hot-water's demand, air source heat pump system has the function of domestic hot-water supply concurrently, whole system interlock, greatly improve the utilization rate of the energy, really just played the effect of energy-conserving and environment-protective.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of solar air source heat pumps air-conditioning system of the present utility model.
In figure, 1. solar thermal collector, 2. hot water storage tank, 3. water circulating pump, 4. the first electric two-way valve, 5. check-valves, 6. user side, 7. the second electric two-way valve, 8. the first finned heat exchanger, 9. blower fan, 10. the second finned heat exchanger, 11. reservoirs, 12. filters, 13. expansion valves, 14. gas-liquid separators, 15. compressors, 16. second heat exchangers, 17. four-way change-over valves, 18. First Heat Exchangers, 19. second water circulating pumps;
161. cooling water inlet ends, 162. hot water outlet ends.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is elaborated.
The utility model provides a kind of solar air source heat pumps air-conditioning system, as shown in Figure 1, comprise solar thermal collector 1, solar thermal collector 1 is connected with respectively hot water storage tank 2 and the first water circulating pump 3 by pipeline, the first water circulating pump 3 is connected to respectively one end of user side 6 and the first finned heat exchanger 8 by pipeline, hot water storage tank 2 is connected to respectively the other end of user side 6 and the first finned heat exchanger 8 by pipeline; The two ends of user side 6 are connected with First Heat Exchanger 18 two ends respectively, and one of them is connected and is provided with the second water circulating pump 19 between end at user side 6 and First Heat Exchanger 18; First Heat Exchanger 18 is connected with respectively filter 12 and four-way change-over valve 17, filter 12 is connected with reservoir 11 and the second finned heat exchanger 10 in turn, second port of four-way change-over valve 17 is connected with the second heat exchanger 16, compressor 15 and gas-liquid separator 14 in turn, and gas-liquid separator 14 is connected to the 3rd port of four-way change-over valve 17 again by pipeline; The 4th port of four-way change-over valve 17 is connected to the second finned heat exchanger 10; Between First Heat Exchanger 18 and filter 12, be provided with expansion valve 13.
Between hot water storage tank 2 and user side 6, be provided with the first electric two-way valve 4.
Between the first water circulating pump 3 and user side 6, be provided with check-valves 5.
Between hot water storage tank 2 and the first finned heat exchanger 8, be provided with the second electric two-way valve 7.
Being arranged side by side with the first finned heat exchanger 8 of the second finned heat exchanger 10, is provided with blower fan 9 in a side of the second finned heat exchanger 10.
One side of the second heat exchanger 16 is respectively arranged with cooling water inlet end 161 and hot water outlet end 162.
Spring, summer, autumn are non-when overcast and rainy, this system can utilize solar energy to provide domestic hot-water to user, concrete mode is: solar thermal collector 1 is connected with hot water storage tank 2, the first electric two-way valve 4, user side 6, check-valves 5, the first water circulating pump 3 successively and forms loop, now the second electric two-way valve 7 is closed, can hour be so just terminal temperature difference confession air conditioner heat at early winter, season in early spring air conditioner load, the start-up time that postpones and reduce air source heat pump with this, reach the effect of saving the energy, reasonable energy utilization.
When overcast and rainy, by the heat exchange effect of the second heat exchanger 16, the cool water heating entering from cooling water inlet end 161 become to hot water, and outwards provide hot water by hot water outlet end 162.
Summer air-conditioning refrigeration duty is larger, while needing cooling, specific works process is: cold-producing medium is successively by compressor 15, the second heat exchanger 16, four-way change-over valve 17, the second finned heat exchanger 10, reservoir 11, filter 12, expansion valve 13, First Heat Exchanger 18, four-way change-over valve 17, gas-liquid separator 14, compressor 15 these loops of being connected by pipeline, refrigerating medium circulates in First Heat Exchanger 18, the second water circulating pump 19, user side 6, second heat exchanger 18 these loops, for user provides cold.
Winter, when air conditioner heat is loaded excessive, when the heating scarce capacity of solar thermal collector 1 requires to meet air conditioner load, if the temperature of heating medium is not less than 40 DEG C in solar thermal collector 1, solar thermal collector 1 is connected and forms loop with hot water storage tank 2, the first electric two-way valve 4, user side 6, check-valves 5, the first water circulating pump 3 successively, and now the second electric two-way valve 7 is closed; Meanwhile, cold-producing medium is successively by compressor 15, the second heat exchanger 16, four-way change-over valve 17, First Heat Exchanger 18, expansion valve 13, filter 12, reservoir 11, the second finned heat exchanger 10, four-way change-over valve 17, gas-liquid separator 14, compressor 15 these loops of being connected by pipeline; Refrigerating medium circulates in 18 these loops at First Heat Exchanger 18, the second water circulating pump 19, user side 6, First Heat Exchanger, for user provides air conditioner heat.
Winter, when the temperature of the heating medium in solar thermal collector 1 is less than 40 DEG C, solar thermal collector 1, hot water storage tank 2, the second electric two-way valve 7, the first finned heat exchanger 8, the first water circulating pump 3, solar thermal collector 1 connect and compose loop by associated conduit successively, and the first electric two-way valve 4 is closed; Meanwhile, cold-producing medium is successively by compressor 15, the second heat exchanger 16, four-way change-over valve 17, First Heat Exchanger 18, expansion valve 13, filter 12, reservoir 11, the second finned heat exchanger 10, four-way change-over valve 17, gas-liquid separator 14, compressor 15 these loops of being connected by pipeline; Refrigerating medium circulates in First Heat Exchanger 18, the second water circulating pump 19, user side 6, for user provides air conditioner heat.Now, domestic hot-water accesses hot water supply system by the hot water outlet end 162 of the second heat exchanger 16.When operation, blower fan 9 is as forced convertion equipment, air after the first finned heat exchanger 8 is heated blows to the second finned heat exchanger 10, so the second finned heat exchanger 10 ambient air temperature greatly raise, this greatly extends or even frost-free the cycle of the second finned heat exchanger 10 outside frostings.
By the way, a kind of solar air source heat pumps air-conditioning system of the present utility model, has solved the problem of solar energy system runnability variation under low temperature and evaporimeter frosting.Solar air source heat pumps air-conditioning system of the present utility model is utilized clean energy resource solar energy and air energy, and freeze summer, and winter heating, provides domestic hot-water the whole year.Hour, solar energy system can meet for heat request winter heating air conditioner heat load, has postponed the start-up time of air source heat pump system.When winter heating's air conditioner heat load is larger, solar energy system is that air source heat pump system carries out low temp compensating, under same environment temperature, solar energy auxiliary heating is improved the evaporating temperature of refrigerant system, and the more common solar air source heat pumps unit of COP value processed of unit is significantly improved.Due to the heat effect of auxiliary thermal source low temp compensating, improve the air themperature that enters evaporimeter, the possibility of its frosting is reduced, device surface frosting so just can avoid evaporating, make it keep higher heat exchange efficiency, meanwhile, defrost number of times and the time of unit also greatly reduce, can save a large amount of electric energy, and ensure the continuous continual operation of source pump.Carry out low temp compensating by solar energy as auxiliary thermal source and improved system evaporating temperature, indirectly improve the working environment of compressor, not only solve the problem of compressor cisco unity malfunction under extraneous low temperature environment, and can make effectively extend the service life of whole source pump.Carry out low temp compensating by solar energy as auxiliary thermal source, the energy-saving benefit of whole system and economic benefit all significantly increase, and in the north, colder and Household Air-source Heat Pump in Cold Regions also can be used preferably.Summer is while refrigeration, there is air source heat pump system to provide cold for user, it is overcast and rainy or when the time in midwinter, solar energy system was difficult to meet user domestic hot-water's demand, air source heat pump system has the function of domestic hot-water supply concurrently, whole system interlock, greatly improve the utilization rate of the energy, really just played the effect of energy-conserving and environment-protective.
Claims (6)
1. a solar air source heat pumps air-conditioning system, it is characterized in that, comprise solar thermal collector (1), described solar thermal collector (1) is connected with respectively hot water storage tank (2) and the first water circulating pump (3) by pipeline, described the first water circulating pump (3) is connected to respectively one end of user side (6) and the first finned heat exchanger (8) by pipeline, described hot water storage tank (2) is connected to respectively the other end of user side (6) and the first finned heat exchanger (8) by pipeline; The two ends of described user side (6) are connected with First Heat Exchanger (18) two ends respectively, and one of them is connected and is provided with the second water circulating pump (19) between end at described user side (6) and described First Heat Exchanger (18); Described First Heat Exchanger (18) is connected with respectively filter (12) and logical reversal valve (17), described filter (12) is connected with reservoir (11) and two finned heat exchangers (10) in turn, second port of described four-way change-over valve (17) is connected with the second heat exchanger (16), compressor (15) and gas-liquid separator (14) in turn, and described gas-liquid separator (14) is connected to the 3rd port of described four-way change-over valve (17) again by pipeline; The 4th port of described four-way change-over valve (17) is connected to the second finned heat exchanger (10); Between described First Heat Exchanger (18) and described filter (12), be provided with expansion valve (13).
2. a kind of solar air source heat pumps air-conditioning system as claimed in claim 1, is characterized in that, between described hot water storage tank (2) and described user side (6), is provided with the first electric two-way valve (4).
3. a kind of solar air source heat pumps air-conditioning system as claimed in claim 1, is characterized in that, between described the first water circulating pump (3) and described user side (6), is provided with check-valves (5).
4. a kind of solar air source heat pumps air-conditioning system as claimed in claim 1, is characterized in that, between described hot water storage tank (2) and described the first finned heat exchanger (8), is provided with the second electric two-way valve (7).
5. a kind of solar air source heat pumps air-conditioning system as claimed in claim 1, it is characterized in that, being arranged side by side with described the first finned heat exchanger (8) of described the second finned heat exchanger (10), is provided with blower fan (9) in a side of described the second finned heat exchanger (10).
6. a kind of solar air source heat pumps air-conditioning system as claimed in any one of claims 1 to 5, wherein, is characterized in that, a side of described the second heat exchanger (16) is respectively arranged with cooling water inlet end (161) and hot water outlet end (162).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833303.2U CN203629122U (en) | 2013-12-16 | 2013-12-16 | Air conditioning system for solar air source heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320833303.2U CN203629122U (en) | 2013-12-16 | 2013-12-16 | Air conditioning system for solar air source heat pump |
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| Publication Number | Publication Date |
|---|---|
| CN203629122U true CN203629122U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320833303.2U Expired - Fee Related CN203629122U (en) | 2013-12-16 | 2013-12-16 | Air conditioning system for solar air source heat pump |
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| Country | Link |
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| CN (1) | CN203629122U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712367A (en) * | 2013-12-16 | 2014-04-09 | 陕西东泰能源科技有限公司 | Solar-energy air-source heat pump air-conditioning system |
| CN107014112A (en) * | 2017-05-23 | 2017-08-04 | 翟滨滨 | A kind of full cumulative heating |
-
2013
- 2013-12-16 CN CN201320833303.2U patent/CN203629122U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712367A (en) * | 2013-12-16 | 2014-04-09 | 陕西东泰能源科技有限公司 | Solar-energy air-source heat pump air-conditioning system |
| CN103712367B (en) * | 2013-12-16 | 2016-06-15 | 陕西东泰能源科技有限公司 | Solar air source heat pumps air conditioning system |
| CN107014112A (en) * | 2017-05-23 | 2017-08-04 | 翟滨滨 | A kind of full cumulative heating |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20161216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |