CN101101162A - Air-geothermal energy double heat source synchronization composite heat pump device - Google Patents
Air-geothermal energy double heat source synchronization composite heat pump device Download PDFInfo
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- CN101101162A CN101101162A CNA2007100548800A CN200710054880A CN101101162A CN 101101162 A CN101101162 A CN 101101162A CN A2007100548800 A CNA2007100548800 A CN A2007100548800A CN 200710054880 A CN200710054880 A CN 200710054880A CN 101101162 A CN101101162 A CN 101101162A
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Abstract
The invention relates to a air-earth double heat source composite synchronous heat pump device, its characteristics are: the device includes the compressor (1) gas-liquid double source heat exchanger (2), user side heat exchanger (3) , four side reversing valve (4), the throttle valve (5), the convection fan (6), circulating pump (7) and the connecting pipe, valve; in the gas-liquid double source heat exchanger ( 2), the one end of the one media pipeline of the two media pipelines which is composed of inside and outside sleeve enters to the one end of the user side heat exchanger (3) through the throttle valve (5), the another end of the pipeline enters to the another end of the user side heat exchanger (3) through the four side reversing valve(4), the compressor (1); the two end of the another media pipeline in the two media pipelines separately enter to the inlet return pipe of the earth heat source system through the circulating pump (7), the outside of the pipe and the wing composes the air heat source media channel. The invention can uses both air and earth two huge resources of renewable clean energy simultaneously; and only uses a heat exchanger to get heat at the same time from the ground and air, causes the system more simplified.
Description
Technical field
The invention belongs to air source heat pump air-conditioner and Di Yuan (heat energy that comprises underground water, surface water and soil) technical field of heat pumps, relate in particular to a kind of air-geothermal energy double heat source synchronization composite heat pump assembly.
Background technology
Current, energy scarcity and environmental pollution have become two outstanding problems of the global sustainable development of restriction, cause countries in the world concern more and more widely.The energy scarcity outstanding behaviours is aspect two: the main body that is the global energy system on the one hand is " the carbon back energy "-oil and coal, and these non-renewable energy resources are day by day exhausted; The rapid expansion and the energy waste phenomenon that are global total energy consumption on the other hand are serious, have further aggravated the energy scarcity situation.In addition, along with the development of society and the raising of living standards of the people, be used for heating, air-conditioning and produce life increasing with the ratio that the energy consumption of hot water aspect accounts for energy total amount.For this reason, energetically the exploitation and effectively utilize regenerative resource to become the strategy of first developing of various countries.The airborne energy and ground can be as having the renewable and clean energy resource in huge applications prospect and market, its exploitation and effectively utilization more and more be subjected to paying attention to widely.
Air source heat pump with air as Cooling and Heat Source, simple in structure, easy to install, can make full use of the airborne energy, be a kind of efficient, energy-conservation air-conditioning equipment.But outside air temperature is crossed when hanging down in the winter time, and the air source heat pump system evaporating temperature is low excessively, and COP sharply descends, and system energy consumption raises, even can not normally start, and can not satisfy normal heating requirement.
Earth source heat pump is a kind of efficient energy-saving device, has environmental protection, significant advantage such as energy-conservation, economic, reliable, is a kind of building energy conservation new technology of sustainable development, is called as " the green air conditioner technology " of 21 century.Earth source heat pump utilizes heat in underground water, underground, the rivers and lakes water as the Cooling and Heat Source of heat pump type air conditioning system, makes full use of this regenerative resource of geothermal energy, realizes the heat pump type air conditioning system efficient operation of the whole year.But problems such as still there is the groundwater recharge difficulty in earth source heat pump, and the underground water internal circulating load is big, and the water circulating pump energy consumption is higher, and underground buried tube is too much.
Summary of the invention
Purpose of the present invention is just in order to overcome existing deficiency in existing air source heat pump technology and the ground source heat pump technology, make full use of the mature technology and the advantage of existing air source heat pump and earth source heat pump, the air-geothermal energy double heat source synchronization composite heat pump assembly is provided.Heat pump assembly of the present invention both can make the earth source heat pump unit effectively utilize air as auxiliary thermal source, reduce underground water consumption of earth source heat pump and energy consumption, can solve again that air source heat pump Winter heat supply operational efficiency is low, technical barriers such as operation stability and poor reliability, reach the purpose that improves unit eer and operational reliability.
Purpose of the present invention can realize by following technique measures:
Air-geothermal energy double heat source synchronization composite heat pump assembly of the present invention comprises compressor, solution-air double resource composite heat exchanger (do evaporimeter, summer winter and make condenser), user side heat exchanger, four-way change-over valve, choke valve, convection flow fan, water circulating pump and connecting line, valve; One end of a kind of medium channel in the two media passage that is made of internal and external casing in the wherein said solution-air double resource composite heat exchanger inserts user side heat exchanger one end by choke valve, the other end of this passage inserts the user side heat exchanger other end by four-way change-over valve, compressor, the water return pipeline that advances of geothermal source system is inserted at the two ends of the another kind of medium channel in the described two media passage respectively by water circulating pump, constitute the air heat source medium channel between outer tube outer wall and the fin.
The fin that solution-air double resource composite heat exchanger described in the present invention comprises outer tube, is installed on the inner sleeve in the outer tube tube chamber and combines with the outer tube outer wall; Described inner sleeve external diameter is less than the aperture of outer tube, and constitutes coolant channel by the ring-like space between inner sleeve outer wall and the outer sleeve inner wall, and the tube chamber of inner sleeve constitutes ground can passage, constitutes the air heat source medium channel between outer tube outer wall and the fin.
Be simplified processing process, reduction manufacturing cost, the double resource composite of solution-air described in the present invention heat exchanger also can adopt following frame mode to realize: in the common bending place of inside and outside sleeve pipe, the ∩ shape bending end of inner sleeve passes outer tube ∩ shape bending end tube wall, and places outside the outer tube ∩ shape bending end.
The operation principle of the solution-air double resource composite heat exchanger among the present invention is as follows: this heat exchanger has constituted interior pipe tube chamber from inside to outside, between the inner and outer pipes, three passages between outer tube and fin, pipe tube chamber passage is walked ground energy thermal source medium wherein, passage is walked refrigerant medium between the inner and outer pipes, passage is walked the air heat source medium between outer tube and fin, between the inner and outer pipes cold-producing medium can be separately and can the thermal source medium in the interior pipe or separately and between outer tube and fin the air heat source medium carry out heat exchange, or can the thermal source medium simultaneously and in the interior pipe and and outer tube and fin between the air heat source medium carry out heat exchange, realize the two synchronous composite heat-exchanges of thermal source of solution-air.
Because the outdoor heat exchanger in the technical scheme of the present invention has adopted solution-air double resource composite heat exchanger, gaseous state thermal source heat exchanger and liquid heat source heat exchanger are integrated, system is greatly simplified, when carrying out heat pump cycle, outdoor heat exchanger both can utilize air source and source, ground as the heat pump type air conditioning system Cooling and Heat Source simultaneously, can utilize air source or source, ground as the heat pump type air conditioning system Cooling and Heat Source again separately.
The present invention has following advantage compared to existing technology: (1) can utilize ground energy and two kinds of huge renewable and clean energy resources of stock number of air simultaneously, and its range of application is very extensive, not limited by weather conditions and water condition; (2) only use a solution-air double resource composite heat exchanger can realize from ground energy and air, obtaining heat simultaneously, in heating performance coefficient COP that makes source pump and the obvious raising of operation stability, system is formed more simplify.
Device of the present invention can be widely used in civil buildings, public building, villa buildings etc., and all can adopt the place of air source heat pump and earth source heat pump.
Description of drawings
Fig. 1 is a structure principle chart of the present invention.
Fig. 2 is the structure principle chart of the thermal source of employing ground pipe laying conduct.
Fig. 3 is the structure principle chart of the thermal source of employing underground water conduct.
Fig. 4 is the structure principle chart of the thermal source of employing rivers and lakes seawater conduct.
Fig. 5 is the structure principle chart of the two thermal source composite heat exchangers of solution-air among Fig. 1.
Fig. 6, Fig. 7 are respectively the left and right sides view of Fig. 5.
Fig. 8 is the another kind of structure principle chart of the two thermal source composite heat exchangers of solution-air among Fig. 1.
Sequence number among the figure: 1 compressor, 2 solution-air double resource composite heat exchangers, 3 user side heat exchangers, four-way 4 reversal valves, 5 choke valves, 6 convection flow fan, 7 water circulating pumps, 8 ground pipe layings, the medium channel that 9 interior pipe tube chambers constitute, the medium channel that ring-like space between 10 inner and outer pipes constitutes, 11 fins and outer tube outer surface constitute air heat source medium channel, 12 fins, 13 outer tubes, 14 inner sleeves, 15 blower fans.
The specific embodiment
The present invention is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, air-geothermal energy double heat source synchronization composite heat pump assembly of the present invention comprises compressor 1, solution-air double resource composite heat exchanger 2, user side heat exchanger 3, four-way change-over valve 4, choke valve 5, convection flow fan 6, water circulating pump 7 and connecting line, valve; Constitute an end in coolant channel road by choke valve 5 access user side heat exchangers 3 one ends by the ring-like space between inner sleeve outer wall and the outer sleeve inner wall in the two thermal source composite heat exchangers 2 of wherein said solution-air, the other end of this passage inserts user side heat exchanger 3 other ends by four-way change-over valve 4, compressor 1, and the water return pipeline that advances of geothermal source is inserted at the two ends of the geothermal source medium channel that the tube chamber of the inner sleeve in the solution-air double resource composite heat exchanger 2 constitutes respectively by water circulating pump 7; Described geothermal source can be the thermal source of employing shown in Figure 2 ground pipe laying conduct, also can be the thermal source of employing underground water conduct shown in Figure 3, can also be the thermal source of the rivers and lakes seawater conduct on the employing face of land shown in Figure 4.
Shown in Fig. 5,6,7, the sleeve pipe of fin described in the present invention composite heat exchanger 2 comprises housing, be positioned at the blower fan 6 and the heat exchanger body of housing, described heat exchanger body comprises with the outer tube 13 of S shape coiling, the fin 12 that is installed on the inner sleeve 14 in the outer tube tube chamber and combines with the outer tube outer wall; Described inner sleeve external diameter is less than the aperture of outer tube, and constitute coolant channel 10 by the ring-like space between inner sleeve outer wall and the outer sleeve inner wall, the tube chamber of inner sleeve constitutes geothermal source medium channel 9, and fin and outer tube outer surface constitute air heat source medium channel 11.When independent and air heat source heat exchange, closing passage 9 is opened blower fan 6, and cold-producing medium and air heat source in the path 10 carry out heat exchange.When separately with ground pyrogen heat exchange, close blower fan 6, the geothermal source medium in cold-producing medium in the path 10 and the passage 9 carries out heat exchange.When needs and geothermal source and air heat source heat exchange simultaneously, open channel 9 is opened blower fan 6, and the geothermal source medium that the cold-producing medium in the path 10 and passage 9 are interior and the air heat source of passage 11 carry out heat exchange simultaneously.
Be simplified processing process, reduction manufacturing cost, fin sleeve pipe composite heat exchanger 2 of the present invention can adopt frame mode shown in Figure 8 to realize: promptly in the common bending place of inside and outside sleeve pipe, the ∩ shape bending end of inner sleeve passes outer tube ∩ shape bending end tube wall, and places outside the outer tube ∩ shape bending end.
Optional invariable frequency compressor of compressor among the present invention or frequency-changeable compressor can use existing working medium commonly used and novel environment friendly working medium to do refrigerant.
Workflow of the present invention is as follows:
Refrigerating operaton: when this heat pump carries out refrigerating operaton, the compressed machine boil down to of cold-producing medium high-temperature high-pressure refrigerant steam, enter solution-air double resource composite heat exchanger through four-way change-over valve and carry out condensation, three kinds of refrigerating operaton patterns are arranged this moment: the one, under the situation that convection flow fan is opened, can satisfy the condensation needs as air themperature, then system utilizes the air source to carry out work separately; The 2nd, can not satisfy the condensation needs as air themperature, then the ON cycle water pump utilizes air source and source, ground that cold-producing medium is carried out condensation simultaneously; The 3rd, close convection flow fan, serve as that the master carries out condensation to cold-producing medium with the source, ground.Condensed cryogenic high pressure refrigerant liquid enters the evaporation of user side heat exchanger through the choke valve throttling, carries out heat exchange with the air-conditioning backwater, behind the reduction air-conditioning return water temperature, enters compressor through four-way change-over valve and proceeds circulation.
Heating operation: when this heat pump carries out heating operation, the compressed machine boil down to of cold-producing medium high-temperature high-pressure refrigerant steam, enter the heat release of user side heat exchanger through four-way change-over valve, carry out heat exchange with the heating medium, after improving the heating medium temperature, condensed cryogenic high pressure refrigerant liquid enters solution-air double resource composite heat exchanger through the choke valve throttling and carries out evaporation and heat-exchange, three kinds of refrigerating operaton patterns are arranged this moment: the one, under the situation that convection flow fan is opened, can satisfy the evaporation needs as air themperature, then system utilizes the air source to carry out work separately; The 2nd, can not satisfy the evaporation needs as air themperature, then the ON cycle water pump utilizes air source and Di Yuan to evaporate simultaneously; The 3rd, close convection flow fan, serve as main the evaporation with the source, ground, the refrigerant gas after the evaporation is absorbed by compressor through four-way change-over valve, enters the next round circulation.
Claims (2)
1, a kind of air-geothermal energy double heat source synchronization composite heat pump assembly, it is characterized in that: this device comprises compressor (1) solution-air double resource composite heat exchanger (2), user side heat exchanger (3), four-way change-over valve (4), choke valve (5), convection flow fan (6), water circulating pump (7) and connecting line, valve; One end of a kind of medium channel in the two media passage that is made of internal and external casing in the wherein said solution-air double resource composite heat exchanger (2) inserts user side heat exchanger (3) one ends by choke valve (5), and the other end of this passage inserts user side heat exchanger (3) other end by four-way change-over valve (4), compressor (1); The water return pipeline that advances of geothermal source system is inserted at the two ends of the another kind of medium channel in the described two media passage respectively by water circulating pump (7), constitute the air heat source medium channel between outer tube outer wall and the fin.
2, air-geothermal energy double heat source synchronization composite heat pump assembly according to claim 1 is characterized in that: the fin (12) that described solution-air double resource composite heat exchanger (2) comprises outer tube (13), is installed on the inner sleeve (14) in the outer tube tube chamber and combines with the outer tube outer wall; Described inner sleeve external diameter is less than the aperture of outer tube, and constitute coolant channel (10) by the ring-like space between inner sleeve outer wall and the outer sleeve inner wall, the tube chamber of inner sleeve constitutes ground energy passage (9), constitutes air heat source medium channel (11) between outer tube outer wall and the fin.
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| CNB2007100548800A CN100494827C (en) | 2007-08-01 | 2007-08-01 | Air-geothermal energy double heat sources synchronous composite heat pump device |
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| CNB2007100548800A CN100494827C (en) | 2007-08-01 | 2007-08-01 | Air-geothermal energy double heat sources synchronous composite heat pump device |
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| CN101101162A true CN101101162A (en) | 2008-01-09 |
| CN100494827C CN100494827C (en) | 2009-06-03 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929733A (en) * | 2010-09-29 | 2010-12-29 | 中原工学院 | Solar energy-air-geothermal energy three-heat-source heat pump water heater |
| CN102331049A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Air conditioning system of gas-gas dual-heat-source heat-pump-type electric automobile |
| CN102331045A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Water heat recycling heat pump air-conditioning system for electric automobile |
| CN102331046A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Combined gas-water dual-heat-source heat pump air-conditioning system for electric automobile |
| CN102418969A (en) * | 2011-08-05 | 2012-04-18 | 东南大学 | Integral air source and ground source composite heat pump device |
| CN102705984A (en) * | 2012-05-25 | 2012-10-03 | 浙江和盛节能科技有限公司 | Device for synchronously supply heat to water source heat pump from geothermal energy and air energy |
| CN102997361A (en) * | 2012-12-28 | 2013-03-27 | 上海交通大学 | Subway station ground source heat pump air conditioning system |
| CN103047802A (en) * | 2012-12-26 | 2013-04-17 | 苏州设计研究院股份有限公司 | Air source heat pump defrosting system used in winter |
| CN104154597A (en) * | 2014-08-14 | 2014-11-19 | 铁道第三勘察设计院集团有限公司 | Dual-purpose heat exchange multi-connection air conditioner device |
| CN104534734A (en) * | 2014-12-04 | 2015-04-22 | 上海交通大学 | Multi-source coupled carbon dioxide ground source heat pump system |
| CN106482269A (en) * | 2016-12-22 | 2017-03-08 | 科莱纳新能源科技（上海）有限公司 | A kind of new ground source air source integral air conditioner unit |
| CN108716704A (en) * | 2018-05-03 | 2018-10-30 | 青岛启星宇能源管理有限公司 | A kind of heating system |
| CN110160180A (en) * | 2019-05-24 | 2019-08-23 | 清华大学 | A kind of compound energy air-treatment unit |
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2007
- 2007-08-01 CN CNB2007100548800A patent/CN100494827C/en active Active
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929733A (en) * | 2010-09-29 | 2010-12-29 | 中原工学院 | Solar energy-air-geothermal energy three-heat-source heat pump water heater |
| CN102331045B (en) * | 2011-07-23 | 2013-10-16 | 济源市贝迪地能中央空调设备有限公司 | Water heat recycling heat pump air-conditioning system for electric automobile |
| CN102331049A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Air conditioning system of gas-gas dual-heat-source heat-pump-type electric automobile |
| CN102331045A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Water heat recycling heat pump air-conditioning system for electric automobile |
| CN102331046A (en) * | 2011-07-23 | 2012-01-25 | 济源市贝迪地能中央空调设备有限公司 | Combined gas-water dual-heat-source heat pump air-conditioning system for electric automobile |
| CN102331049B (en) * | 2011-07-23 | 2013-03-13 | 济源市贝迪地能中央空调设备有限公司 | Air conditioning system of gas-gas dual-heat-source heat-pump-type electric automobile |
| CN102331046B (en) * | 2011-07-23 | 2013-08-07 | 济源市贝迪地能中央空调设备有限公司 | Combined gas-water dual-heat-source heat pump air-conditioning system for electric automobile |
| CN102418969A (en) * | 2011-08-05 | 2012-04-18 | 东南大学 | Integral air source and ground source composite heat pump device |
| CN102705984A (en) * | 2012-05-25 | 2012-10-03 | 浙江和盛节能科技有限公司 | Device for synchronously supply heat to water source heat pump from geothermal energy and air energy |
| CN102705984B (en) * | 2012-05-25 | 2014-08-06 | 何斌 | Device for synchronously supply heat to water source heat pump from geothermal energy and air energy |
| CN103047802A (en) * | 2012-12-26 | 2013-04-17 | 苏州设计研究院股份有限公司 | Air source heat pump defrosting system used in winter |
| CN102997361A (en) * | 2012-12-28 | 2013-03-27 | 上海交通大学 | Subway station ground source heat pump air conditioning system |
| CN102997361B (en) * | 2012-12-28 | 2015-08-26 | 上海交通大学 | Subway station ground |
| CN104154597A (en) * | 2014-08-14 | 2014-11-19 | 铁道第三勘察设计院集团有限公司 | Dual-purpose heat exchange multi-connection air conditioner device |
| CN104534734A (en) * | 2014-12-04 | 2015-04-22 | 上海交通大学 | Multi-source coupled carbon dioxide ground source heat pump system |
| CN106482269A (en) * | 2016-12-22 | 2017-03-08 | 科莱纳新能源科技（上海）有限公司 | A kind of new ground source air source integral air conditioner unit |
| CN108716704A (en) * | 2018-05-03 | 2018-10-30 | 青岛启星宇能源管理有限公司 | A kind of heating system |
| CN110160180A (en) * | 2019-05-24 | 2019-08-23 | 清华大学 | A kind of compound energy air-treatment unit |
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