CN203823962U - Household photovoltaic direct current transducer air conditioner supplying hot water - Google Patents

Household photovoltaic direct current transducer air conditioner supplying hot water Download PDF

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Publication number
CN203823962U
CN203823962U CN201320645532.1U CN201320645532U CN203823962U CN 203823962 U CN203823962 U CN 203823962U CN 201320645532 U CN201320645532 U CN 201320645532U CN 203823962 U CN203823962 U CN 203823962U
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CN
China
Prior art keywords
hot water
photovoltaic
direct current
air conditioner
valve
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Expired - Fee Related
Application number
CN201320645532.1U
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Chinese (zh)
Inventor
魏兵
袁天昊
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North China Electric Power University
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North China Electric Power University
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Priority to CN201320645532.1U priority Critical patent/CN203823962U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/272Solar heating or cooling
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal

Abstract

The utility model relates to a photovoltaic direct current transducer air conditioner and especially relates to a household photovoltaic direct current transducer air conditioner constantly supplying hot water. A circuit part of a photovoltaic array is connected with a solar energy controller; the solar energy controller is respectively connected with a storage battery set and a direct current transducer air conditioner control unit; a photovoltaic cooling device is connected with a hot water storage tank via a pipeline; a steam side of a heat exchanger is connected with the direct current transducer air conditioner via a pipeline; and a cold water side of the heat exchanger is connected with the hot water storage tank via a pipeline. Direct currents are provided for the direct current transducer air conditioner via the photovoltaic array; heat absorbed from the photovoltaic array is stored in the hot water storage tank in a hot water way via the photovoltaic cooling device; and condensate heat of the transducer air conditioner is recovered by the heat exchanger to heat daily use water and then hot water is stored in the hot water storage tank. Without power grid supply, solar radiation energy and air conditioner condensate can be effectively used; daily use water can be provided when cold is supplied, so solar energy comprehensive utilization rate and direct current transducer air conditioner refrigeration efficiency are improved.

Description

Family expenses photovoltaic DC transducer air conditioning with hot water supply
Technical field
The utility model relates to a kind of photovoltaic DC transducer air conditioning, especially a kind of family expenses photovoltaic DC transducer air conditioning with hot water supply.
Background technology
At present, known solar refrigeration form mainly contains solar energy absorption type refrigeration, solar adsorption-type refrigerating, solar ejector refrigeration, solar semiconductor refrigeration, photovoltaic compression-type refrigeration, wherein solar energy absorption type refrigeration technology and photovoltaic compression-type refrigeration technology are comparatively ripe, but China can't realize small-power lithium bromide refrigerator commercialization production at present, is not suitable for domestic consumer.Photovoltaic compression-type refrigeration form can be selected the scale of photovoltaic battery matrix as required, can adopt conventional steam compression type refrigerating equipment, has the features such as principle is simple, stable, is relatively applicable to domestic consumer.Chinese patent literature CN101917054A discloses a kind of direct current varied-frequency air conditioner with solar cell on December 15th, 2010, comprise solar cell, direct current varied-frequency air conditioner, be connected to solar powered controller and utility grid between solar cell and direct current varied-frequency air conditioner, solar powered controller comprises DC-high pressure DC inverter and MPPT control module.The electric energy that during this air-conditioner operation, solar photovoltaic cell panel converts absorption solar radiant energy to passes through the direct power supply of solar powered controller to direct current varied-frequency air conditioner, DC/AC inversion process is not passed through in centre, reduce the loss of power, for having the transducer air conditioning of DC/AC inversion link, improved solar energy utilization ratio.
But with the direct current varied-frequency air conditioner of the solar cell part that still has some deficits: first, with the direct current varied-frequency air conditioner of solar cell, also need utility grid to combine power supply, can not independent operating; Secondly, direct current varied-frequency air conditioner raising solar energy utilization ratio with solar cell is limited, the photoelectric transformation efficiency of general solar-energy photo-voltaic cell is in 15% left and right, all the other solar energy of more than 80% are absorbed by solar photovoltaic cell panel or reflect away, and solar cell absorbs solar radiant energy makes self temperature rising, its photoelectric transformation efficiency reduces, 1 ℃ of the every rising of temperature of solar cell, and its opto-electronic conversion relative efficiency declines approximately 0.5%; Again, direct current varied-frequency air conditioner is discharged into condensation heat in surrounding environment by outdoor fan, has so both wasted energy substance, and environment has caused " thermal pollution " again.
Summary of the invention
The purpose of this utility model be to provide a kind of simple in structure, take up room little, stable, save the energy, without mains supply, can supply domestic hot-water's family expenses photovoltaic DC transducer air conditioning simultaneously, its object is intended to improve solar energy utilization ratio, direct current varied-frequency air conditioner refrigerating efficiency, reduce " thermal pollution ", for remote no power area provides a kind of energy independent operating, supply domestic hot-water's domestic air conditioner simultaneously.
To achieve these goals, the technical solution adopted in the utility model is:
The circuit part of photovoltaic array is connected with controller for solar, and controller for solar is connected with the direct current varied-frequency air conditioner control module of batteries, water circulating pump, direct current varied-frequency air conditioner respectively; Direct current varied-frequency air conditioner control module is connected with brushless direct-current frequency-changeable compressor, indoor DC fan, outdoor DC fan respectively by wire; Photovoltaic cooling device is set on photovoltaic array, and the two ends of photovoltaic cooling device are connected with hot water storage tank by pipeline, and are provided with water circulating pump; The steam side of heat exchanger is connected with direct current varied-frequency air conditioner by pipeline, and the cold water side of heat exchanger is connected with hot water storage tank by pipeline, and is provided with water circulating pump.
Described photovoltaic array is comprised of a plurality of photovoltaic module connection in series-parallel.Described batteries is comprised of a plurality of battery connection in series-parallel.
Described controller for solar comprises MPPT maximum power point tracking (MPPT) control module, DC/DC converter, accumulator cell charging and discharging detection control unit, MPPT control module can guarantee that solar cell operates in maximum power point all the time, DC/DC controller can guarantee that solar cell is to the voltage of direct current varied-frequency air conditioner and batteries stable output, battery detection control unit can prevent overcharge of a battery and overdischarge, prolonging service life of battery.
Described batteries guaranteed in solar panel generation deficiency or overcast and rainy direct current varied-frequency air conditioner energy stable operation a period of time do not generate electricity in the situation that.
In described direct current varied-frequency air conditioner, brushless direct-current frequency-changeable compressor, cross valve, condenser, evaporimeter are linked in sequence successively by pipeline; The steam side of described heat exchanger is connected with the cross valve of direct current varied-frequency air conditioner by pipeline one end, and the other end is connected with condenser.
Described photovoltaic cooling device is to be pressed together in framework and to make successively by absorber plate, flat metal tube, heat-insulation layer; Wherein, absorber plate is close to the below of the solar panel of photovoltaic array.Flat metal tube is taken away the heat energy of photovoltaic array by fluid, reduces the temperature of solar panel, guarantees that solar panel has higher photoelectric transformation efficiency.
The 4th valve is set between described photovoltaic cooling device and water circulating pump.
Between described cross valve and heat exchanger, be provided with the second valve; Between described cross valve and condenser, be provided with bypass pipe, and the first valve is set on bypass pipe.
The 3rd valve is set between described heat exchanger and water circulating pump.
Described the first valve, the second valve, the 3rd valve, the 4th valve are hand-operated valve or internally piloted valve.
Described recirculated water pump motor is brushless direct current motor.
The throttling arrangement being connected with direct current varied-frequency air conditioner control module is set, this energy saver employing electric expansion valve between the condenser of described direct current varied-frequency air conditioner and evaporimeter; The motor of described indoor DC fan and outdoor DC fan is brushless direct current motor.
Described hot water storage tank is provided with running water entrance and hot water outlet.
Described photovoltaic cooling device, hot water storage tank, water circulating pump, the 4th valve are linked to be a closed circuit by pipeline successively order.The cold water side of described heat exchanger is sequentially linked to be a closed circuit successively by pipeline and hot water storage tank, water circulating pump, the 3rd valve.Photovoltaic cooling device and heat exchanger share a water circulating pump.
Photovoltaic array provides refrigeration required direct current for direct current varied-frequency air conditioner, photovoltaic cooling device absorbs it heat from photovoltaic array is stored in hot water storage tank with hot water form, heat exchanger reclaims the condensation heat heating domestic water of direct current varied-frequency air conditioner, and hot water is stored in hot water storage tank.
The beneficial effects of the utility model are:
The utility model provides a kind of domestic air conditioner that simultaneously supplies cold-peace domestic hot-water supply, in without electrical network auxiliary power supply, can make full use of solar radiant energy, improve solar energy composite utilization rate, can also reclaim air-conditioner partial condensation heat simultaneously, reduce the loss of energy, improved air-conditioner energy utilization rate.For remote no power area provides a kind of energy independent operating, supply domestic hot-water's domestic air conditioner simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the utility model cooling device A-A cross-sectional view;
Fig. 3 is the utility model cooling device A-A profilograph.
Number in the figure:
1-photovoltaic array, 2-controller for solar, 3-batteries, 4-direct current varied-frequency air conditioner, 5-heat exchanger, 6-hot water storage tank, 7-water circulating pump, 8-MPPT control module, 9-accumulator cell charging and discharging detection control unit, 10-DC/DC converter, 11-direct current varied-frequency air conditioner control module, 12-brushless direct-current frequency-changeable compressor, 13-cross valve, the outdoor DC fan of 14-, 15-condenser, 16-electric expansion valve, the indoor DC fan of 17-, 18-evaporimeter, 19-bypass pipe, 20-the first valve, 21-the second valve, 22-the 3rd valve, 23-the 4th valve, 24-photovoltaic cooling device, 25-running water entrance, 26-hot water outlet, 27-solar panel, 28-absorber plate, 29-framework, 30-flat metal tube, 31-heat-insulation layer, 32-photovoltaic cooling device delivery port, 33-photovoltaic cooling device filling pipe end, 34-terminal box.
The specific embodiment
The utility model provides a kind of family expenses photovoltaic DC transducer air conditioning with hot water supply, below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, a kind of family expenses photovoltaic DC transducer air conditioning with hot water supply, comprises photovoltaic array 1, photovoltaic cooling device 24, controller for solar 2, batteries 3, direct current varied-frequency air conditioner 4, heat exchanger 5, water circulating pump 7, hot water storage tank 6.
The terminal box 34 of photovoltaic array 1 is connected with controller for solar 2 by wire, and controller for solar 2 is connected with the direct current varied-frequency air conditioner control module 11 of batteries 3, water circulating pump 7, direct current varied-frequency air conditioner 4 respectively by wire; Direct current varied-frequency air conditioner control module 11 is connected with brushless direct-current frequency-changeable compressor 12, electric expansion valve 16, indoor DC fan 17, outdoor DC fan 14 in direct current varied-frequency air conditioner 4 respectively by wire.Photovoltaic cooling device 24, hot water storage tank 6, water circulating pump 7, the 4th valve 23 are linked to be a closed circuit by pipeline successively order.Brushless direct-current frequency-changeable compressor 12 is linked to be closed circuit by pipeline successively order with cross valve 13, condenser 15, electric expansion valve 16, evaporimeter 18; Heat exchanger 5 steam sides are connected between cross valve 13 and condenser 15 by pipeline, and bypass pipe 19 is set, between cross valve 13 and heat exchanger 5, be provided with the second valve 21, the first valve 20 is set on bypass pipe 19, and the cold water side of heat exchanger 5 is sequentially linked to be a closed circuit successively by pipeline and hot water storage tank 6, water circulating pump 7, the 3rd valve 22.
Controller for solar 2 comprises MPPT control module 8 (MPPT maximum power point tracking control module), DC/DC converter 10, accumulator cell charging and discharging detection control unit 9.MPPT control module 8 can guarantee that solar cell operates in maximum power point all the time, DC/DC controller 10 can guarantee that solar cell is to the voltage of direct current varied-frequency air conditioner and batteries stable output, battery detection control unit 9 can prevent overcharge of a battery and overdischarge, prolonging service life of battery.
As shown in Figure 2 and Figure 3, photovoltaic cooling device 24 is to be pressed together on successively in framework 29 and to be made by absorber plate 28, flat metal tube 30, heat-insulation layer 31.Absorber plate 28 is close to the lower surface of solar panel 27.
Specific embodiment as shown in Figure 1, a kind of family expenses photovoltaic DC transducer air conditioning cooling on daytime with hot water supply provides domestic hot-water's pattern as follows simultaneously: the terminal box 34 of photovoltaic array 1 is connected with controller for solar 2 by wire, and controller for solar 2 is connected with batteries 3, water circulating pump 7, direct current varied-frequency air conditioner control module 11 respectively by wire; Direct current varied-frequency air conditioner control module 11 is connected with brushless direct-current frequency-changeable compressor 12, electric expansion valve 16, indoor DC fan 17, outdoor DC fan 14 respectively by wire, and photovoltaic array 1 provides refrigeration required direct current for direct current varied-frequency air conditioner 4.Photovoltaic cooling device 24, hot water storage tank 6, water circulating pump 7, the 4th valve 23 are linked to be a closed circuit by pipeline successively order, water circulating pump 7 forces recirculated water to enter by photovoltaic cooling device filling pipe end 33 temperature that photovoltaic cooling device 24 reduces solar panel 27, recirculated water after heating is entered to hot water storage tank 6 by photovoltaic cooling device delivery port 32, and be stored in wherein, required for life.The steam side of heat exchanger 5 is connected between cross valve 13 and condenser 15 by pipeline, and bypass pipe 19 is set.Between cross valve 13 and heat exchanger 5, be provided with the second valve 21, the first valve 20 is set on bypass pipe 19, the cold water side of heat exchanger 5 is sequentially linked to be a closed circuit successively by pipeline and hot water storage tank 6, water circulating pump 7, the 3rd valve 22.When direct current varied-frequency air conditioner 4 refrigeration, close the first valve 20 on bypass line, from brushless direct-current frequency-changeable compressor 12 high-temperature high-pressure refrigerant steam out, first by heat exchanger 5, carry out heat exchange, the condensation heat heating domestic water of heat exchanger 5 recovery section direct current varied-frequency air conditioners 4, and be stored in hot water storage tank 6 required for life.Hot water storage tank 6 carries out moisturizing by running water entrance 25, by hot water outlet 26 to user's hot-water supply.
Above-described embodiment is preferably embodiment of the utility model; but embodiment of the present utility model is not restricted to the described embodiments; the simple modifications that all those skilled in the art carry out on the utility model basis, change, modification or equivalent structure transformation, within being included in protection domain of the present utility model.

Claims (10)

1. the family expenses photovoltaic DC transducer air conditioning with hot water supply, it is characterized in that: the circuit part of photovoltaic array (1) is connected with controller for solar (2), controller for solar (2) is connected with the direct current varied-frequency air conditioner control module (11) of batteries (3), water circulating pump (7), direct current varied-frequency air conditioner (4) respectively; Direct current varied-frequency air conditioner control module (11) is connected with brushless direct-current frequency-changeable compressor (12), indoor DC fan (17), outdoor DC fan (14) respectively by wire; Photovoltaic cooling device (24) is set on photovoltaic array (1), and the two ends of photovoltaic cooling device (24) are connected with hot water storage tank (6) by pipeline, and are provided with water circulating pump (7); The steam side of heat exchanger (5) is connected with direct current varied-frequency air conditioner (4) by pipeline, and the cold water side of heat exchanger (5) is connected with hot water storage tank (6) by pipeline, and is provided with water circulating pump (7).
2. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, it is characterized in that, in described direct current varied-frequency air conditioner (4), brushless direct-current frequency-changeable compressor (12), cross valve (13), condenser (15), evaporimeter (18) are linked in sequence successively by pipeline; The steam side of described heat exchanger (5) is connected with the cross valve (13) of direct current varied-frequency air conditioner (4) by pipeline one end, and the other end is connected with condenser (15).
3. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, it is characterized in that, described photovoltaic cooling device (24) is to be pressed together on successively in framework (29) and to be made by absorber plate (28), flat metal tube (30), heat-insulation layer (31); Wherein, absorber plate (28) is close to the below of the solar panel (27) of photovoltaic array (1).
4. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, is characterized in that, the 4th valve (23) is set between described photovoltaic cooling device (24) and water circulating pump (7).
5. the family expenses photovoltaic DC transducer air conditioning with hot water supply of stating according to claim 2, is characterized in that, between described cross valve (13) and heat exchanger (5), is provided with the second valve (21); Between described cross valve (13) and condenser (15), be provided with bypass pipe (19), and on bypass pipe (19), the first valve (20) be set.
6. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, is characterized in that, the 3rd valve (22) is set between described heat exchanger (5) and water circulating pump (7).
7. according to the family expenses photovoltaic DC transducer air conditioning with hot water supply described in claim 4,5 or 6, it is characterized in that, described the first valve (20), the second valve (21), the 3rd valve (22), the 4th valve (23) are hand-operated valve or internally piloted valve.
8. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, is characterized in that, the motor of described water circulating pump (7) is brushless direct current motor.
9. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 2, it is characterized in that, the throttling arrangement being connected with direct current varied-frequency air conditioner control module (11) is set, this throttling arrangement employing electric expansion valve (16) between the condenser (15) of described direct current varied-frequency air conditioner (4) and evaporimeter (18); The motor of described indoor DC fan (17) and outdoor DC fan (14) is brushless direct current motor.
10. the family expenses photovoltaic DC transducer air conditioning with hot water supply according to claim 1, is characterized in that, described hot water storage tank (6) is provided with running water entrance (25) and hot water outlet (26).
CN201320645532.1U 2013-10-18 2013-10-18 Household photovoltaic direct current transducer air conditioner supplying hot water Expired - Fee Related CN203823962U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106594927A (en) * 2016-12-08 2017-04-26 田志昶 Solar photovoltaic panel and solution type air conditioner cogeneration system and implementation method
CN106765752A (en) * 2016-12-08 2017-05-31 田志昶 A kind of solar energy photovoltaic panel and solution-type air-conditioning energy storage co-feeding system and implementation
CN108731156A (en) * 2018-04-19 2018-11-02 靖江市春意空调制冷设备有限公司 A kind of cold and hot alliance intelligence system based on energy-storage module
CN110848837A (en) * 2019-10-18 2020-02-28 重庆大学 Solar semiconductor refrigeration and jet refrigeration combined air conditioning system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106594927A (en) * 2016-12-08 2017-04-26 田志昶 Solar photovoltaic panel and solution type air conditioner cogeneration system and implementation method
CN106765752A (en) * 2016-12-08 2017-05-31 田志昶 A kind of solar energy photovoltaic panel and solution-type air-conditioning energy storage co-feeding system and implementation
CN108731156A (en) * 2018-04-19 2018-11-02 靖江市春意空调制冷设备有限公司 A kind of cold and hot alliance intelligence system based on energy-storage module
CN110848837A (en) * 2019-10-18 2020-02-28 重庆大学 Solar semiconductor refrigeration and jet refrigeration combined air conditioning system

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Granted publication date: 20140910

Termination date: 20161018