CN100580339C - Solar injection electric compression heat pump combined air-conditioning unit - Google Patents
Solar injection electric compression heat pump combined air-conditioning unit Download PDFInfo
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- CN100580339C CN100580339C CN200810049703A CN200810049703A CN100580339C CN 100580339 C CN100580339 C CN 100580339C CN 200810049703 A CN200810049703 A CN 200810049703A CN 200810049703 A CN200810049703 A CN 200810049703A CN 100580339 C CN100580339 C CN 100580339C
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Abstract
The invention relates to a solar jet electric-compression combination-type heat pump air-conditioning set, which supplies heat and cold energy through solar energy. The air-conditioning set consists of a solar collector system, a jet cooling system, an electric-compression heat pump air-conditioning system, a water container, a water distributor, a valve and a piping system. Based on the prior solar jet type cooling systems, an electric heat pump compressed air-conditioning system and a necessary pump are provided; the jet system and the electric-compression heat pump air-conditioning system are started up or shut down according to the air-conditioning load and the radiation of the sun; the valve is used to control the flow of the water system to supply heat energy and cold energy to air-conditioning users through the set, which solves the problem of unbalance between the solar energy source and the air-conditioning load in the process of heat/cold energy supply, and reliably and stably supplies air-conditioning with cooling water and heating water, wherein the temperature of the heating water is between 40 degrees centigrade and 80 degrees centigrade; the temperature range of the water is wide, therefore the solar energy is fully used and the utilization ratio of the solar energy is increased. Besides, environmental pollution is reduced, and the pressure on the grid is relieved.
Description
Technical field:
The present invention relates to a kind of solar energy jetting electric that the air conditioner refrigerating field utilizes solar energy to carry out heat supply, cooling combined heat pump air-conditioning unit that contracts that is used for.
Background technology:
Along with the further aggravation of energy crisis, the utilization of solar energy has become the focus that people pay close attention to.In solar utilization technique, the solar energy jetting refrigeration system is simple in structure with it, and moving component is few, and low cost and other advantages is subjected to everybody favor, uses more and more widely in the air conditioner refrigerating field.The operational effect of tradition solar energy jetting refrigeration system is restricted by two factors mainly: the one, and the changing condition of solar radiation intensity, another factor is the variation characteristic of user side air conditioner refrigerating load.Carry out when the collection of solar energy only may be sunny by day, generally climate is capricious, and solar radiation intensity also is constantly to change, even if also can not rely on solar energy to carry out heat supply or cooling by day fully; In fact night, people also needed a certain amount of heat or colod-application in air-conditioning.Obviously, merely relying on solar energy is the requirement that impossible satisfy people work and life.Based on this, invent a kind of solar energy jetting electric compression heat pump air-conditioning unit, can have that the voltage compression system by routine is air-conditioning system cooling, heat supply when solar radiation is not enough, thereby utilize solar energy resources more fully, this is for energy savings, the peak of power consumption pressure that alleviation is caused by the conventional voltage compressing refrigeration system improves solar thermal utilization efficient, and important society and economic benefit are arranged.
Summary of the invention:
The objective of the invention is to overcome the deficiencies in the prior art and provide a kind of, solve the simple solar energy jetting electric that relies on refrigerating capacity that conventional solar energy jetting refrigeration system is difficult to realize and the equilibrium of supply and demand problem between the air conditioner load combined heat pump air-conditioning unit that contracts by on the basis of the solar energy jetting refrigeration structure of routine, setting up electric compression heat pump air conditioner structure and necessary control valve.
The technical solution adopted in the present invention is: comprise solar heat water loop, ejector refrigeration agent loop, voltage contraction refrigerant circuit, air conditioner water loop, it is characterized in that:
The solar heat water loop comprises solar thermal collector, the generator of connecting with solar thermal collector with water pump by the road;
In ejector refrigeration agent loop, be divided into two-way from condensator outlet: the pipeline of leading up to connects refrigerated medium pump, generator and injector, another road then connects choke valve successively, sprays evaporimeter, injector, is directly linked to each other by pipeline between injector and ejector condenser;
Voltage contraction refrigerant circuit comprises four-way change-over valve, be connected compressor on two ports of four-way change-over valve, by pipeline and four-way change-over valve two condenser, choke valve, evaporimeters that port is connected in addition;
The air conditioner water loop comprises the water collector that is connected with generator, evaporimeter, injection evaporimeter, air-conditioning water pump and water knockout drum by the road, wherein is provided with generator valve F in the pipeline between water collector and generator
2, be disposed with the air-conditioning water pump first valve F in the connecting line of generator and air-conditioning pump house
3, the air-conditioning water pump second valve F
4, air-conditioning water pump the 3rd valve F
6, be provided with the evaporimeter first valve F between water collector and the evaporimeter on the pipeline successively
1, the evaporimeter second valve F
5, and the evaporimeter first valve F
1, the evaporimeter second valve F
5Between pipeline and the air-conditioning water pump first valve F
3, the air-conditioning water pump second valve F
4Pipeline intersect, evaporimeter is directly and the air-conditioning water pump second valve F
4With air-conditioning water pump the 3rd valve F
6Between pipeline be connected, spray evaporimeter one side through spraying evaporimeter valve F
7With the air-conditioning water pump second valve F
4With air-conditioning water pump the 3rd valve F
6Between pipeline be connected, opposite side then directly is connected with the air-conditioning water pump.
Above-mentioned each valve is manually to control or autocontrol valve.
The invention has the beneficial effects as follows: the present invention is by setting up electric compression heat pump air-conditioning system and necessary control valve on the basis of the solar energy jetting refrigeration system of routine, solve solar energy and be used for the air-conditioning heat supply, the solar energy resources that is run into during cooling with and air conditioner load between the problem of unbalanced supply-demand, idle call chilled water and the temperature idle call hot water between 40-80 ℃ can reliablely and stablely be provided, hot water temperature's span is big, can satisfy domestic hot-water supply, also can satisfy production technology heat supply and small area heat supply, be applicable to radiation cooling, fan coil cooling unit, this unit is determined the start and stop of spraying system and electric compression heat pump air-conditioning system according to the concrete condition of the needs of air conditioner load and solar radiation, by the switching of valve and the flow process of switch control water system, make this unit carry out cooling and heat supply to air conditioner user, can utilize solar energy resources more fully, to improving solar energy utilization ratio, reduce environmental pollution, aspects such as alleviation electrical network pressure are significant.This system can realize complementing one another of solar energy and electric energy simultaneously, improves solar energy utilization ratio, alleviates the electrical network pressure that air conditioning electricity causes, and has remarkable social benefit and remarkable in economical benefits.
Description of drawings:
Fig. 1 is a solar energy jetting electric compression heat pump air-conditioning unit structural representation of the present invention.
The specific embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify solar energy jetting/electric compression heat pump air-conditioning unit.
As shown in Figure 1, the present invention includes solar heat water loop, ejector refrigeration agent loop, voltage contraction refrigerant circuit, air conditioner water loop, it is characterized in that:
The solar heat water loop comprises solar thermal collector 1, the generator 3 of connecting with solar thermal collector 1 with water pump 2 by the road; In ejector refrigeration agent loop, be divided into two-way from condenser 5 outlets: the pipeline of leading up to connects refrigerated medium pump 6, generator 3 and injector 4, another road then connects choke valve 7 successively, sprays evaporimeter 8, injector 4, and injector 4 is directly linked to each other by pipeline with 5 of ejector condensers; Voltage contraction refrigerant circuit comprises four-way change-over valve 11, be connected compressor 12 on 11 two ports of four-way change-over valve, by pipeline and four-way change-over valve 11 two condenser 10, choke valve 9, evaporimeters 13 that port is connected in addition; The air conditioner water loop comprises by the road with generator 3, evaporimeter 13, sprays the water collector 16 that evaporimeter 8, air-conditioning water pump 14 and water knockout drum 15 are connected, and wherein is provided with generator valve F in the pipeline of 3 in water collector 16 and generator
2, be disposed with the air-conditioning water pump first valve F in the connecting line that generator 3 and air-conditioning water pump are 14
3, the air-conditioning water pump second valve F
4, air-conditioning water pump the 3rd valve F
6, be provided with the evaporimeter first valve F between water collector 16 and the evaporimeter 13 on the pipeline successively
1, the evaporimeter second valve F
5, and the evaporimeter first valve F
1, the evaporimeter second valve F
5Between pipeline and the air-conditioning water pump first valve F
3, the air-conditioning water pump second valve F
4Pipeline intersect, evaporimeter 13 is directly and the air-conditioning water pump second valve F
4With air-conditioning water pump the 3rd valve F
6Between pipeline be connected, spray evaporimeter 8 one sides through spraying evaporimeter valve F
7With the air-conditioning water pump second valve F
4With air-conditioning water pump the 3rd valve F
6Between pipeline be connected, opposite side then directly is connected with air-conditioning water pump 14.
Above-mentioned each valve is manually to control or autocontrol valve.
This unit is estimated the air-conditioning hot water or cold water two for system.The hot water of temperature between 40-90 ℃ is provided when air conditioning water is provided, and hot water temperature's span is big, promptly can satisfy domestic hot-water supply, also can satisfy production technology heat supply and small area heat supply.System can also provide cryogenic freezing water separately, applicable to air-conditioning systems such as radiation cooling, fan coils.
Solar thermal collection system mainly by solar thermal collector 1, water pump 2, generator 3 and etc. form, water circulates in pipeline and draws solar energy, obtains needed hot water.Injection refrigerating system then mainly by generator 3, injector 4, ejector condenser 5, spray evaporimeter 8, throttling arrangement 7 and refrigerated medium pump 6 etc. and form, during operation be coldly to use for air-conditioning system with the thermal power transfer of the hot water that passes through in the generator.The electric compression heat pump air-conditioning system is made up of compressor 12, evaporimeter 13, condenser 10, throttling arrangement 9, reversal valve 11 and some necessary control systems, will carry out cooling and heat supply according to the needs of air conditioner load during operation.Air-conditioning water pump 14, water collector 15, water knockout drum 16 and each valve are mainly realized the needs to user's heat supply, cooling.
Heavy line is represented refrigerant line in the drawings, and all the other mainly are water-system pipelines.
When air-conditioning system needs cooling: generator valve F
2, the air-conditioning water pump first valve F
3Close the evaporimeter first valve F
1Open.Daytime, solar energy resources was abundant, and the temperature in the boiler 2 reaches injection refrigerating system and starts when requiring, and injection refrigerating system brings into operation, and the voltage compressing refrigeration system stops, the evaporimeter second valve F
5, air-conditioning water pump the 3rd valve F
6Close the air-conditioning water pump second valve F
4, spray evaporimeter valve F
7Open-minded.At this moment, separately by injection refrigerating system to the air-conditioning system cooling.When solar energy resources was not enough, injection refrigerating system was out of service, and the voltage compressing refrigeration system starts, the air-conditioning water pump second valve F
4, spray evaporimeter valve F
7Close the evaporimeter second valve F
5, air-conditioning water pump the 3rd valve F
6Open-minded.At this moment, the voltage compressing refrigeration system is to the air-conditioning system cooling.
When air-conditioning system needs heat supply: when daytime solar energy resources abundant, when the temperature in the boiler 2 reaches the required temperature of air conditioner user heat supply, generator valve F
2, the air-conditioning water pump first valve F
3, the air-conditioning water pump second valve F
4, air-conditioning water pump the 3rd valve F
6Open the evaporimeter second valve F
5, spray evaporimeter valve F
7Close.By solar thermal collection system directly to the air conditioner user heat supply.When the solar energy resources deficiency, the temperature in the boiler 2 does not reach when requiring, and closes generator valve F
2, the air-conditioning water pump first valve F
3, open the evaporimeter first valve F
1, the hot system of voltage contraction starts the air-conditioning water pump second valve F
4, spray evaporimeter valve F
7Close the evaporimeter second valve F
5, air-conditioning water pump the 3rd valve F
6Open-minded, at this moment, the voltage compression system is to the air-conditioning system heat supply.
Claims (2)
1, a kind of solar energy jetting electric combined heat pump air-conditioning unit that contracts comprises solar heat water loop, ejector refrigeration agent loop, voltage contraction refrigerant circuit, air conditioner water loop, it is characterized in that:
Described solar heat water loop, water is circulated in pipeline draw solar energy, obtain needed hot water, it comprises solar thermal collector (1), generator (3), the water pump (2) that is cascaded successively by first pipe-line system, concrete connected mode is: solar thermal collector (1) outlet links to each other with generator (3) inlet, generator (3) outlet links to each other with water pump (2) inlet, and water pump (2) outlet links to each other with solar thermal collector (1) inlet;
Described ejector refrigeration agent loop, thermal power transfer with the hot water that passes through in the above-mentioned generator during operation is that cold energy uses for air-conditioning system, it comprises the refrigerated medium pump (6) that is linked together by second pipe-line system, generator (3), injector (4), ejector condenser (5), spray evaporimeter (8), choke valve (7), wherein injector (4) outlet is directly linked to each other by pipeline with ejector condenser (5), and being divided into two-way from ejector condenser (5) outlet: the pipeline of leading up to connects refrigerated medium pump (6) successively, generator (3), injector (4), another road connects choke valve (7) successively by pipeline, spray evaporimeter (8), injector (4);
Described voltage contraction refrigerant circuit, needs according to air conditioner load during operation carry out cooling and heat supply, it comprises four-way change-over valve (11), be connected between (11) two ports of four-way change-over valve compressor (12) and by other two condenser (10), choke valve (9), evaporimeters (13) that port is connected of triple circuit system system and four-way change-over valve (11);
The needs to user's heat supply, cooling are realized in described air conditioner water loop, and it comprises generator (3), evaporimeter (13), injection evaporimeter (8), air-conditioning water pump (14), water knockout drum (15) and the water collector (16) that links together through the 4th pipe-line system; Wherein be provided with generator valve (F in the connecting line between water collector (16) and generator (3)
2), be disposed with the air-conditioning water pump first valve (F in the connecting line between generator (3) and air-conditioning water pump (14)
3), the air-conditioning water pump second valve (F
4), air-conditioning water pump the 3rd valve (F
6), be provided with the evaporimeter first valve (F on the connecting line between water collector (16) and the evaporimeter (13) successively
1), the evaporimeter second valve (F
5), and the evaporimeter first valve (F
1), the evaporimeter second valve (F
5) between pipeline and the air-conditioning water pump first valve (F
3), the air-conditioning water pump second valve (F
4) between pipeline intersect; Direct and the air-conditioning water pump second valve (F of described evaporimeter (13)
4) and air-conditioning water pump the 3rd valve (F
6) between pipeline be connected, spray evaporimeter (8) one sides through spraying evaporimeter valve (F
7) and the air-conditioning water pump second valve (F
4) and air-conditioning water pump the 3rd valve (F
6) between described pipeline be connected, opposite side then directly is connected with air-conditioning water pump (14).
2, according to the combined heat pump air-conditioning unit that contracts of the solar energy jetting electric described in the claim 1, it is characterized in that: above-mentioned each valve is manually control or autocontrol valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810049703A CN100580339C (en) | 2008-05-07 | 2008-05-07 | Solar injection electric compression heat pump combined air-conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810049703A CN100580339C (en) | 2008-05-07 | 2008-05-07 | Solar injection electric compression heat pump combined air-conditioning unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101270935A CN101270935A (en) | 2008-09-24 |
| CN100580339C true CN100580339C (en) | 2010-01-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810049703A Expired - Fee Related CN100580339C (en) | 2008-05-07 | 2008-05-07 | Solar injection electric compression heat pump combined air-conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100580339C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072541B (en) * | 2011-01-20 | 2013-05-01 | 中原工学院 | Cold storage type solar injection-compression combined refrigerator set |
| CN102778079B (en) * | 2012-07-10 | 2014-05-21 | 天津大学 | Solar-jet and two-stage compression combined heat pump system |
| CN103175262B (en) * | 2013-03-19 | 2015-08-26 | 深圳市拓日新能源科技股份有限公司 | Solar airconditioning |
| CN103398498B (en) * | 2013-07-24 | 2015-11-18 | 广东申菱环境系统股份有限公司 | A kind of compact solar ejector refrigeration and heat pump integrated system and control method thereof |
| CN103836834B (en) * | 2014-03-18 | 2016-01-20 | 北京建筑大学 | A kind of injection-compression combined source pump |
| CN104019576A (en) * | 2014-06-16 | 2014-09-03 | 苟仲武 | Heat energy driving steam jet heat pump cycle structure and method |
| CN105258381A (en) * | 2015-10-14 | 2016-01-20 | 侯根香 | Solar jetting type dual-refrigeration device |
| CN105402887B (en) * | 2015-12-04 | 2018-09-07 | 浙江工业大学 | The gas heater based on jet heat pump of open type |
| CN109945362A (en) * | 2019-03-19 | 2019-06-28 | 张军民 | Heating ventilation air-conditioning system |
| CN115247909B (en) * | 2022-01-20 | 2023-05-12 | 衢州学院 | Solar heat pump equipment capable of adaptively adjusting working mode |
| CN115076820B (en) * | 2022-08-22 | 2022-11-25 | 宁波奥克斯电气股份有限公司 | Air conditioner energy saving system, control method and air conditioner |
| CN115234976B (en) * | 2022-09-26 | 2023-01-10 | 宁波奥克斯电气股份有限公司 | Air conditioning system, control method and air conditioner |
-
2008
- 2008-05-07 CN CN200810049703A patent/CN100580339C/en not_active Expired - Fee Related
Non-Patent Citations (2)
| Title |
|---|
| HFC134a在太阳能喷射制冷系统中的性能分析. 郑慧凡，范晓伟，李安桂.低温与超导，第36卷第1期. 2008 |
| HFC134a在太阳能喷射制冷系统中的性能分析. 郑慧凡，范晓伟，李安桂.低温与超导，第36卷第1期. 2008 * |
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| Publication number | Publication date |
|---|---|
| CN101270935A (en) | 2008-09-24 |
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Granted publication date: 20100113 Termination date: 20110507 |