CN108204694A - A kind of high-efficiency air source heat pump device - Google Patents

A kind of high-efficiency air source heat pump device Download PDF

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Publication number
CN108204694A
CN108204694A CN201810076050.6A CN201810076050A CN108204694A CN 108204694 A CN108204694 A CN 108204694A CN 201810076050 A CN201810076050 A CN 201810076050A CN 108204694 A CN108204694 A CN 108204694A
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CN
China
Prior art keywords
heat exchanger
heat pump
air source
heat
high
Prior art date
Application number
CN201810076050.6A
Other languages
Chinese (zh)
Inventor
姜坪
阳光
陈春美
Original Assignee
浙江理工大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 浙江理工大学 filed Critical 浙江理工大学
Priority to CN201810076050.6A priority Critical patent/CN108204694A/en
Publication of CN108204694A publication Critical patent/CN108204694A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B21/00Machines, plant, or systems, using electric or magnetic effects
    • F25B21/02Machines, plant, or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/02Heat pumps of the compression type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/06Heat pumps characterised by the source of low potential heat

Abstract

The invention discloses a kind of high-efficiency air source heat pump devices,Including power supply mechanism,Cooling mechanism,Semiconductor chilling plate,First Heat Exchanger,Circulating pump,Heat exchange mechanisms and the second heat exchanger,The power supply mechanism is connect with semiconductor chilling plate,The front end of the semiconductor chilling plate is equipped with cooling mechanism,The rear end of the semiconductor chilling plate is equipped with First Heat Exchanger,The circulating pump,First Heat Exchanger and the second heat exchanger are in turn connected to form circulation loop,It is exchanged heat between second heat exchanger and the condenser of air source heat pump by heat exchange mechanisms,Compared with prior art,Solar energy power generating and semiconductor refrigerating can be made full use of,Reduce heat pump summer condensation temperature,Improve heat pump winter evaporating temperature,So as to improve the Energy Efficiency Ratio of heat pump,Simple system,Winter frost accumulated is reduced or eliminated,It only needs slightly modified to the condenser of conventional heat pump,Investment is smaller,There is preferable application value.

Description

A kind of high-efficiency air source heat pump device

【Technical field】

The present invention relates to a kind of high-efficiency air source heat pump devices.Belong to Heating,Ventilating and Air Conditioning application field.

【Background technology】

Heat pump is a kind of device for absorbing heat from low-temperature heat source, heat being discharged to high temperature heat source, and air source heat pump is profit With heat pump, summer absorbs heat from indoor low temperature air, and to outdoor high temperature air burst size, winter absorbs from outdoor Cryogenic air Heat, to the device of indoor high temperature air release heat.If the Energy Efficiency Ratio of air source heat pump is 3, then mean that summer is consumed The power consumption of 1KW, it is possible to the cold of 3KW is produced, and winter consumes the power consumption of 1KW, it is possible to obtain the heat of 3KW.Air-source Heat pump is due to simple system, investment is smaller, has both cold and heat supply function, obtains increasingly extensive application, cold in Xia Redong Area is widely used as summer and winter air-conditioning.Northern area " coal changes electricity " heat supply that country pushes in the recent period, exactly uses air Source heat pump substitutes north of china in winter coal heating, this is greatly promoted the development of air source heat pump.

But air source heat pump there is also operational energy efficiency ratio with air environment temperature it is closely related the problem of, such as in the summer Season, temperature was higher, when refrigeration requirement is bigger, since ambient air temperature is excessively high, caused in the condensation temperature of air source heat pump It rises, Energy Efficiency Ratio declines, and refrigerating capacity reduces;Winter temperature is lower, when heat demand is bigger, due to ambient air temperature mistake It is low, the evaporating temperature of air source heat pump is caused to decline, Energy Efficiency Ratio declines, and heating load reduces.Simultaneously because winter air source heat pump The evaporator of outdoor pusher side needs to absorb heat from outdoor Cryogenic air, and evaporator surface temperature is relatively low, and easy frosting causes to pass Hot coefficient declines, heat pump unit at this time can antikinesis defrost, unit can cause from indoor pusher side draw heat to room during defrost Interior cooling.Therefore high (low) temperature of environment is inefficient and frequent antikinesis defrost is mainly asked present in air source heat pump is applied Topic.

【Invention content】

The purpose of the present invention is exactly to solve the problems of the prior art, proposes a kind of high-efficiency air source heat pump device, can Solar energy power generating and semiconductor refrigerating are made full use of, reduces heat pump summer condensation temperature, improves heat pump winter evaporating temperature, So as to improve the Energy Efficiency Ratio of heat pump, winter frost accumulated is reduced or eliminated in simple system.

To achieve the above object, the present invention proposes a kind of high-efficiency air source heat pump device, including power supply mechanism, heat dissipation machine Structure, semiconductor chilling plate, First Heat Exchanger, circulating pump, heat exchange mechanisms and the second heat exchanger, the power supply mechanism and semiconductor system Cold connection, the front end of the semiconductor chilling plate are equipped with cooling mechanism, and the rear end of the semiconductor chilling plate is changed equipped with first Hot device, the circulating pump, First Heat Exchanger and the second heat exchanger are in turn connected to form circulation loop, second heat exchanger and sky It is exchanged heat between the condenser of air supply heat pump by heat exchange mechanisms.

Preferably, the power supply mechanism includes solar energy photovoltaic panel, accumulator and positive and negative anodes change-over switch, the sun Energy photovoltaic panel is connect with accumulator, and the solar energy photovoltaic panel charges to accumulator, and the accumulator is opened by positive and negative anodes conversion Pass is connect with semiconductor chilling plate.

Preferably, second heat exchanger is coil heat exchanger, the condenser is coiler type condenser, described the The straight tube body of two heat exchangers and the straight tube body of condenser are staggered.

Preferably, the heat exchange mechanisms are several aluminum fins, the heat exchange mechanisms, which are arranged, is fixed on the second heat exchanger On condenser.

Preferably, the cooling mechanism is several aluminum alloy fins, the cooling mechanism is fixed on half with conduction estersil On the front end of conductor cooling piece.

Preferably, the First Heat Exchanger includes housing and several baffle plates, it is all provided in the upper and lower ends of the housing There are equally distributed several baffle plates, the baffle plate in the upper end of the housing intersects with the baffle plate in the lower end of housing to be set It puts.

Preferably, the top of second heat exchanger is equipped with the first fan.

Preferably, the front of the cooling mechanism is equipped with the second fan.

Beneficial effects of the present invention:The present invention can make full use of solar energy power generating and semiconductor refrigerating, reduce heat Summer condensation temperature is pumped, improves heat pump winter evaporating temperature, so as to improve the Energy Efficiency Ratio of heat pump, simple system is reduced or eliminated Winter frost accumulated, it is only necessary to which slightly modified to the condenser of conventional heat pump, investment is smaller, there is preferable application value.

The feature and advantage of the present invention will be described in detail by embodiment combination attached drawing.

【Description of the drawings】

Fig. 1 is a kind of structure diagram of high-efficiency air source heat pump device of the present invention;

Fig. 2 is the A views of Fig. 1;

Fig. 3 is the structure diagram of First Heat Exchanger.

In figure:1- solar energy photovoltaic panels, 2- accumulators, 3- positive and negative anodes change-over switch, 4- cooling mechanisms, the second fans of 5-, 6- semiconductor chilling plates, 7- First Heat Exchangers, 8- circulating pumps, 9- heat exchange mechanisms, the first fans of 10-, the second heat exchangers of 11-, 12- Condenser, 13- four-way valves, 14- compressors, 15- evaporators, 16- expansion valves, 71- housings, 72- baffle plates.

【Specific embodiment】

Refering to Fig. 1, Fig. 2 and Fig. 3, a kind of high-efficiency air source heat pump device of the present invention, including power supply mechanism, cooling mechanism 4, Semiconductor chilling plate 6, First Heat Exchanger 7, circulating pump 8,9 and second heat exchanger 11 of heat exchange mechanisms, the power supply mechanism is with partly leading Body cooling piece 6 connects, and the front end of the semiconductor chilling plate 6 is equipped with cooling mechanism 4, and the rear end of the semiconductor chilling plate 6 is set There is First Heat Exchanger 7, the circulating pump 8,7 and second heat exchanger 11 of First Heat Exchanger are in turn connected to form circulation loop, described It is exchanged heat between second heat exchanger 11 and the condenser 12 of air source heat pump by heat exchange mechanisms 9, the power supply mechanism includes Solar energy photovoltaic panel 1, accumulator 2 and positive and negative anodes change-over switch 3, the solar energy photovoltaic panel 1 are connect with accumulator 2, it is described too Positive energy photovoltaic panel 1 charges to accumulator 2, and the accumulator 2 is connect by positive and negative anodes change-over switch 3 with semiconductor chilling plate 6, institute The second heat exchanger 11 is stated as coil heat exchanger, the condenser 12 is coiler type condenser, second heat exchanger 11 it is straight The straight tube body of tube body and condenser 12 is staggered, and the heat exchange mechanisms 9 are several aluminum fins, and the heat exchange mechanisms 9 are arranged It is fixed on the second heat exchanger 11 and condenser 12, the cooling mechanism 4 is several aluminum alloy fins, and the cooling mechanism 4 is used Conduction estersil is fixed on the front end of semiconductor chilling plate 6, and the First Heat Exchanger 7 includes housing 71 and several baffle plates 72, It is equipped with equally distributed several baffle plates 72 in the upper and lower ends of the housing 71, the baffle plate in the upper end of the housing 71 72 is arranged in a crossed manner with the baffle plate 72 in the lower end of housing 71, and the top of second heat exchanger 11 is equipped with the first fan 10, institute The front for stating cooling mechanism 4 is equipped with the second fan 5.

The course of work of the present invention:

A kind of high-efficiency air source heat pump device of the present invention during the work time, summer condition:The refrigerant of air source heat pump After being compressed by compressor 14, become the refrigerant vapour of high temperature and pressure, enter condenser 12 to environment sky by four-way valve 13 Enter evaporator 15 after gas and the second heat exchanger 11 release heat, then 16 decrease temperature and pressure of expanded valve, after indoor released cold quantity, Compressor 14 is returned to by four-way valve 13 again.The direct current that solar energy photovoltaic panel 1 generates is opened by accumulator 2 and positive and negative anodes conversion After closing 3, semiconductor chilling plate 6 is inputted, at this point, one end that semiconductor chilling plate 6 is equipped with aluminum alloy fin is hot junction, equipped with first 7 one end of heat exchanger is cold end.The heat in hot junction is released to surrounding air by aluminum alloy fin by the second fan 5.Cold end it is cold Amount is released to the antifreeze conductive fluid in First Heat Exchanger 7 by First Heat Exchanger 7, then is driven by circulating pump 8, to the second heat exchanger 11, by shared aluminum fin, cold is transmitted to condenser 12.Meanwhile surrounding air passes through the driving of the first fan 10, it is first The second heat exchanger 11 is first passed through, after air themperature is reduced, using condenser 12, cold is released to condenser 12, air Temperature increases, then drains into environment.

Winter condition:After the refrigerant of air source heat pump is compressed by compressor 14, the refrigerant for becoming high temperature and pressure steams Vapour enters evaporator 15 to entering condenser 12 after indoor release heat, then 16 decrease temperature and pressure of expanded valve by four-way valve 13, Heat is absorbed, then compressor 14 is returned to by four-way valve 13 from surrounding air and the second heat exchanger 11.Solar energy photovoltaic panel 1 generates Direct current after accumulator 2 and positive and negative anodes change-over switch 3, input semiconductor chilling plate 6, positive and negative anodes change-over switch 3 is made just Cathode switches, at this point, one end that semiconductor chilling plate 6 is equipped with aluminum alloy fin is cold end, one end equipped with First Heat Exchanger 7 is Hot junction.Cold end is absorbed the heat of surrounding air by aluminum alloy fin, and surrounding air is sent into aluminium alloy wing by the second fan 5 Piece.The heat in hot junction is released to the antifreeze conductive fluid in First Heat Exchanger 7 by First Heat Exchanger 7, then is driven by circulating pump 8, To the second heat exchanger 11, by shared aluminum fin, condenser 12 is transferred heat to.Meanwhile surrounding air passes through the first wind The driving of fan 10, first passes around the second heat exchanger 11, surrounding air is heated, using condenser 12, reject heat to cold Condenser 12, air themperature reduces, then drains into environment.

The power of second fan 5 and the first fan 10, can be by solar energy in the case where solar photovoltaic electric power is abundant Photovoltaic provides, and can also be provided by other power.

The present invention can make full use of solar energy power generating and semiconductor refrigerating, reduce heat pump summer condensation temperature, carry High heat pump winter evaporating temperature, so as to improve the Energy Efficiency Ratio of heat pump, winter frost accumulated is reduced or eliminated, it is only necessary to normal in simple system The condenser for advising heat pump is slightly modified, and investment is smaller, there is preferable application value.

Above-described embodiment is the description of the invention, is not limitation of the invention, it is any to simple transformation of the present invention after Scheme all belong to the scope of protection of the present invention.

Claims (8)

1. a kind of high-efficiency air source heat pump device, it is characterised in that:Including power supply mechanism, cooling mechanism (4), semiconductor chilling plate (6), First Heat Exchanger (7), circulating pump (8), heat exchange mechanisms (9) and the second heat exchanger (11), the power supply mechanism and semiconductor Cooling piece (6) connects, and the front end of the semiconductor chilling plate (6) is equipped with cooling mechanism (4), the semiconductor chilling plate (6) Rear end is equipped with First Heat Exchanger (7), and the circulating pump (8), First Heat Exchanger (7) and the second heat exchanger (11) are in turn connected to form Circulation loop is changed between second heat exchanger (11) and the condenser (12) of air source heat pump by heat exchange mechanisms (9) Heat.
2. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:The power supply mechanism includes the sun Energy photovoltaic panel (1), accumulator (2) and positive and negative anodes change-over switch (3), the solar energy photovoltaic panel (1) connect with accumulator (2), The solar energy photovoltaic panel (1) is charged to accumulator (2), and the accumulator (2) passes through positive and negative anodes change-over switch (3) and semiconductor Cooling piece (6) connects.
3. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:Second heat exchanger (11) is Coil heat exchanger, the condenser (12) be coiler type condenser, the straight tube body and condenser of second heat exchanger (11) (12) straight tube body is staggered.
4. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:The heat exchange mechanisms (9) are if be Dry aluminum fin, the heat exchange mechanisms (9), which are arranged, to be fixed on the second heat exchanger (11) and condenser (12).
5. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:The cooling mechanism (4) is if be Dry aluminum alloy fin, the cooling mechanism (4) are fixed on conduction estersil on the front end of semiconductor chilling plate (6).
6. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:First Heat Exchanger (7) packet Housing (71) and several baffle plates (72) are included, equally distributed several baffle plates are equipped in the upper and lower ends of the housing (71) (72), the baffle plate (72) in the upper end of the housing (71) and the baffle plate (72) in the lower end of housing (71) are arranged in a crossed manner.
7. a kind of high-efficiency air source heat pump device as described in claim 1, it is characterised in that:Second heat exchanger (11) Top is equipped with the first fan (10).
8. a kind of high-efficiency air source heat pump device as described in any one of claim 1 to 7, it is characterised in that:
The front of the cooling mechanism (4) is equipped with the second fan (5).
CN201810076050.6A 2018-01-26 2018-01-26 A kind of high-efficiency air source heat pump device CN108204694A (en)

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Application Number Priority Date Filing Date Title
CN201810076050.6A CN108204694A (en) 2018-01-26 2018-01-26 A kind of high-efficiency air source heat pump device

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1525119A (en) * 2003-02-25 2004-09-01 北京中科能能源高科技有限公司 Air-source heat pump air conditioning system
JP2009300007A (en) * 2008-06-13 2009-12-24 Daikin Ind Ltd Temperature control device
CN201373518Y (en) * 2008-09-03 2009-12-30 范福仓 Electronic cooling-heating air conditioner using solar cell to provide power
CN202675742U (en) * 2012-05-18 2013-01-16 黄亚波 Photo-thermal coupling double-heat source evaporator
CN105737439A (en) * 2016-03-28 2016-07-06 广东志高空调有限公司 Air conditioner system utilizing solar energy and thermoelectricity supercooling device
CN205747272U (en) * 2016-05-16 2016-11-30 叶立英 A kind of air conditioning system and the hybrid system of sanitary hot water system
CN208042559U (en) * 2018-01-26 2018-11-02 浙江理工大学 A kind of high-efficiency air source heat pump device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1525119A (en) * 2003-02-25 2004-09-01 北京中科能能源高科技有限公司 Air-source heat pump air conditioning system
JP2009300007A (en) * 2008-06-13 2009-12-24 Daikin Ind Ltd Temperature control device
CN201373518Y (en) * 2008-09-03 2009-12-30 范福仓 Electronic cooling-heating air conditioner using solar cell to provide power
CN202675742U (en) * 2012-05-18 2013-01-16 黄亚波 Photo-thermal coupling double-heat source evaporator
CN105737439A (en) * 2016-03-28 2016-07-06 广东志高空调有限公司 Air conditioner system utilizing solar energy and thermoelectricity supercooling device
CN205747272U (en) * 2016-05-16 2016-11-30 叶立英 A kind of air conditioning system and the hybrid system of sanitary hot water system
CN208042559U (en) * 2018-01-26 2018-11-02 浙江理工大学 A kind of high-efficiency air source heat pump device

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Application publication date: 20180626