CN207455948U - A kind of PVT heat pump systems using solar radiation and sky cold emission - Google Patents
A kind of PVT heat pump systems using solar radiation and sky cold emission Download PDFInfo
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- CN207455948U CN207455948U CN201720958981.XU CN201720958981U CN207455948U CN 207455948 U CN207455948 U CN 207455948U CN 201720958981 U CN201720958981 U CN 201720958981U CN 207455948 U CN207455948 U CN 207455948U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/60—Thermal-PV hybrids
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Abstract
The utility model provides a kind of PVT heat pump systems using solar radiation and sky cold emission, while make use of photovoltaic power generation technology and PVT heat pump techniques, therebetween functionally relatively independent and mutual promotion.The main energy sources of system are solar radiant energy and sky long wave cold emission energy, and energy is converted into electric energy, thermal energy and cold via PVT photoelectricity evaporation/condensation components under different periods different working modes respectively.The system of the utility model integrates the multiple functions such as power generation, heating and refrigeration, and equipment composition is simple, and utilization rate of equipment and installations is high, and energy-saving effect is notable, improves capacity usage ratio to the full extent, realizes a tractor serves several purposes, round the clock timesharing thermoelectric cold triple supply.
Description
Technical field
The utility model is related to it is a kind of utilize solar photovoltaic technology and PVT heat pump techniques, absorb solar radiation and
The PVT heat pump systems of timesharing thermoelectricity cold supply round the clock are realized in sky cold emission.
Background technology
Solar energy resources is a kind of inexhaustible novel renewable energy, in face of fossil fuel resource increasingly
The exhausted, regenerative resources such as the serious present situation of environmental pollution, solar energy are effective replacers of fossil fuel.Solar energy optical-thermal profit
With more mature at present with solar photovoltaic utilization technology, in energy source and power, refrigeration air-conditioner, social life, Space Science and Technology etc.
There is very extensive application in field, but existing energy density is low, periodically strong, stable in itself due to solar energy resources
The shortcomings of property is poor, to the utilization of solar energy, there is also problems, and solar energy systems low to solar energy resources utilization rate
It is bottleneck that current solar energy utilizes that utilization rate of equipment and installations is low, and reason is not only related with current Development Technology, but also
It is related with the unicity that it uses solar energy.
For the unicity that solar energy resources is overcome to use, the existing achievement in research of forefathers joins in solar energy PVT thermoelectricity
It is explored for technical aspect, which can utilize solar radiation energy to realize the output of thermal energy and electric energy on daytime, but
Summer have can not but be realized during refrigeration requirement cold export, it is impossible to round-the-clock running, utilization rate of equipment and installations are low.Separately some researches show that,
Directly-expanding solar heat-pump air conditioner and hot-water heating system can realize the cooperation of day and night, export thermal energy and air conditioner refrigerating
Amount, but need to aid in air cooling heat exchanger and valve transfer is set, system is complex and control difficulty is high, and system does not have
Preparation Electricity Functional, can not export high-grade power resource, and system operation needs additional substantial amounts of electric energy input so that system
The coefficient of performance it is not high, capacity usage ratio is low.And common solar energy PVT components separately have inflation type group based on tube-sheet type
Part is mostly based on two-sided inflation type, although difficulty of processing is low, its two-sided outer drum type runner is unfavorable for mutually being laminated with photovoltaic module
With reference to the raising that power generation performance is integrally heated to it causes to hinder.Building is environment for the survival of mankind, when annual different
Section has the energy demand of electric energy, thermal energy and cold, but builds that itself available space is limited, how in minimum space
It realizes that the timesharing of three kinds of energy exports on area occupied, using most simplified system, is to improve system equipment utilization rate and energy
Measure the key of utilization rate.
The PVT heat pump systems of timesharing thermoelectricity cold supply round the clock are having for PVT heat pump techniques and solar photovoltaic technology
Machine combines, and under different periods and different working modes can realize in same set of system while export electric energy, thermal energy and cold
The purpose of a tractor serves several purposes of amount, and the utilization rate of the energy can be improved to the full extent, system round-the-clock running improves
Utilization rate of equipment and installations, energy-saving effect are notable.Therefore, a kind of equipment composition of utility model is simple, energy utilization rate is high, equipment in system
Utilization rate is high, realizes the new PVT heat pump systems of timesharing thermoelectricity cold supply round the clock and PVT photoelectricity-evaporation/condensation component, has
Important practical value.
Utility model content
The purpose of this utility model be to provide it is a kind of using solar radiation and the cold emission of sky long wave as main energy sources,
It make use of solar photovoltaic technology and PVT heat pump techniques simultaneously, capacity usage ratio is high, and system forms simple and equipment utilization
A kind of high of rate realizes the PVT heat pump systems of timesharing thermoelectricity cold supply round the clock and new using solar radiation and sky cold emission
PVT photoelectricity-evaporation/condensation component.
The technical solution of the utility model：
A kind of PVT heat pump systems using solar radiation and sky cold emission, while make use of photovoltaic power generation technology and PVT
Heat pump techniques, functionally relatively independent and mutual promotion between the two；The main energy sources of system for solar radiant energy and
Sky long wave cold emission energy, energy transmission mode is radiation and heat conduction, and is aided in a manner of heat convection, is realized when different
Under section and different working modes, in same set of system, output electric energy, thermal energy and cold realize a tractor serves several purposes, round the clock timesharing
Thermoelectric cold triple supply；
PVT heat pump systems include PVT photoelectricity-evaporation/condensation component 1, compressor 2, four-way reversing valve 3, hot water storage tank 4,
The unidirectional valve group 7 of device for drying and filtering 5, electric expansion valve 6, refrigerant, with cold end evaporator, pass through four-way reversing valve 3 and refrigeration
The switching of heat pump heating/refrigeration mode is realized in the control of agent solenoid valve 8~11；Electric system is including inverter 12 and accordingly
Power distribution cabinet and accumulator etc.；
It works by day under cogeneration pattern intensity of solar radiation is larger, the refrigerant warp in PVT heat pump systems
2 steam discharge of overcompression machine by the high-performance heat exchanger in four-way reversing valve 3, with the hot water storage tank 4 as heat pump system condenser into
Mouthful be connected, outlet by after the unidirectional valve group 7 of refrigerant, being connected successively with device for drying and filtering 5, electric expansion valve 6, then with conduct
The import of PVT photoelectricity-evaporation/condensation component 1 of PVT heat pump system evaporators is connected, liquid refrigerant PVT photoelectricity-evaporation/
Heat absorption evaporation, volume gradually expand in condensation 1, and refrigerant flow path is also gradually shunted along pipeline, is split by two pipes system more
Control is flowed out by outlet, and inhaling steam ports with compressor 2 again by four-way reversing valve 3 is connected, and the heat pump system heating for forming closing follows
Ring；High-performance heat exchanger inlet and outlet built in hot water storage tank is respectively by the 3rd refrigerant solenoid valve 10 and the 4th refrigerant electricity
Magnet valve 11 controls；In hot water storage tank 4, built-in high-performance heat exchanger directly heats the water in hot water storage tank 4, as heating or life
The origin of heat of hot water living.
In summer and there are the conditioning in Transition Season night of refrigeration requirement and working by day in cooling mode for rainy weather, use is cold
Refrigerant in the evaporator outlet of end by four-way reversing valve 3 into after 2 steam discharge of compressor, it is and cold as PVT heat pump systems
The import of PVT photoelectricity-evaporation/condensation component 1 of condenser is connected；Gaseous refrigerant is put in PVT photoelectricity-evaporation/condensation component 1
Heat condensation, liquid is condensed by gaseous state, and volume is gradually reduced, and refrigerant flow path is also two pipes system by multitube system confluence along pipeline,
It is finally flowed out, is connected successively with device for drying and filtering 5, electric expansion valve 6 after the unidirectional valve group 7 of refrigerant, into use by outlet
Cold end evaporator inlet；With cold end evaporator outlet and inlet respectively by the first refrigerant solenoid valve 8 and the second refrigeration
Agent solenoid valve 9 controls；The cold that PVT heat pump systems generate is transported to each cold-zone domain by using each evaporator of cold end,
It may also pass through the use cold-zone domain that storage is transported to different periods difference refrigeration requirement again.
The unidirectional valve group 7 of the refrigerant is connected as annular by four check valves, is divided into two groups, to connection；It is dried
Filter 5 and electric expansion valve 6 are connected between two groups of check valves, ensure refrigerant flow direction always from device for drying and filtering 5 to electricity
Sub- expansion valve 6；
PVT photoelectricity-evaporation/condensation the component 1, is laminated by efficient inflation type heat exchanger plates and photovoltaic module；It changes
Hot plate is made using full aluminum plate single-side blowing-up processing technology, and top surface is tablet, and bottom surface is refrigerant flow path, is
Serpentine coil formula runner gradually splits into multitube system by the two pipes system of import, shunts and river outlet is by round and smooth pipeline transition, if
One In and Two Out totally three connectors are equipped with, in order to improve the resistance to deformation intensity of heat exchanger plates, surrounding makes the downward flanging of L-shaped, changes
The surface of hot plate sprays the coating for selective absorption beneficial to enhanced spectrum absorbability.The tablet of top surface is easier and photovoltaic group
Part is mutually combined closely by lamination, reduces heat transfer resistance, increases heat conductivility, improves capacity usage ratio.Photovoltaic module is using black
The photovoltaic back of color, to enhance the ability of absorption spectrum and increase heat conduction intensity.EVA adhesive film is situated between as the viscosity in lamination process
Matter, it is a kind of sticking glued membrane of thermosetting property, for being placed among photovoltaic module and heat exchanger plates.Since EVA adhesive film is being adhered
The superiority that power, durability, optical characteristics etc. have in assembly plays photovoltaic module adherency and protective effect, and
With higher translucency, stability and insulating properties.
The beneficial effects of the utility model：
1. a kind of PVT heat pump systems that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission
The effect of power generation, heating and refrigeration trilogy supply is realized on PVT photoelectricity-evaporation/condensation component.In winter, summer and mistake
Season intensity of solar radiation larger daytime is crossed, system can be operated in cogeneration pattern, at this time PVT photoelectricity-evaporation/condensation component
It is the evaporator absorption heat as heat pump system, component absorbs solar radiation energy on daytime, and part energy passes through light
Raw volta effect converts light energy into electric energy output, and another part solar radiation energy is then absorbed by the heat exchanger plates of component lower floor.
In addition, photovoltaic module itself can generate heat while power generation and generate substantial amounts of heat, this partial heat is accumulated on photovoltaic module
Its generating efficiency can then be reduced.When PVT photoelectricity-evaporation/condensation component works under cogeneration pattern, photovoltaic module itself hair
Heat can be in thermo-conducting manner passed on lower floor's heat exchanger plates, this partial heat together with solar radiation heat and heat exchanger plates with
Natural convection air heat exchange amount, as the origin of heat of heat pump system, by PVT photoelectricity-evaporation/condensation group as evaporator
Part absorbs, and hot water preparing is stored in hot water storage tank, while can significantly improve the generating efficiency of photovoltaic module, realizes high efficiency
Cogeneration of heat and power.In summer and the conditioning in Transition Season night for having refrigeration requirement, system can work in cooling mode, PVT photoelectricity-steaming
Hair/condensation be as heat pump system condenser it is exothermic, component absorb the long wave cold emission energy from sky, lead to
Heat exchanger plates of the module backside as condenser are crossed, in a manner of radiation heat transfer and heat transfer free convection, and sky and air heat-exchange,
Cold is produced by refrigeration cycle, directly feeds the end evaporator with cold-zone domain, the cold of generation directly can be utilized or stored.
The intensity of solar radiation relatively low daytime under summer rainy weather, system can equally work in cooling mode, and component absorbs day
The quantity of heat convection that empty long wave cold emission energy and wind and rain wash away assembly surface, cold is produced by refrigeration cycle.
2.PVT photoelectricity-evaporation/condensation component is to be easy to be combined with building to realize solar building integrated component,
It is simple in structure frivolous for flat structure, it is of low cost, it is applicable not only to be tiltedly mounted on pitched roof or flat roof deck, and
It is vertically mounted on facade suitable for the form for making building curtain wall, is built to realize by energy-dissipating type building to production capacity type
Transformation lay a good foundation, really realize solar building integrated and timesharing thermoelectric cold triple supply round the clock, be large-scale engineering
Using laying a good foundation.
3. a kind of realize that the PVT heat pump systems of timesharing thermoelectricity cold supply round the clock are adopted using solar radiation and sky cold emission
With PVT heat pump techniques, the efficiency of component and heat pump system performance coefficient are substantially increased.Heat pump cycle has taken away photovoltaic module hair
Self-heating amount in electric process is played to the effect of photovoltaic cell cooling, so as to significantly improve the generated energy of system
And generating efficiency, system generate direct current energy by inverter be converted to AC energy directly feed with electric loading use or simultaneously
Enter national grid use, electric energy can also be stored in accumulator and taken whenever and wherever possible.Whole system can realize electric energy
Self-sufficient, the generated energy on daytime is enough the use of current consuming apparatus whole day in feed system, and extra electricity is for storage or grid-connected.
4. a kind of PVT heat pump system collection that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission
The multiple functions such as heat supply, refrigeration and power generation are in one, and system equipment composition is simple, and round-the-clock running utilization rate of equipment and installations is high, energy saving
Significant effect can improve capacity usage ratio to the full extent, realize timesharing thermoelectric cold triple supply round the clock.System is easy to and builds
Be combined realize it is solar building integrated, meet building it is a variety of with can demands, and electric energy self-supporting is self-sustaining, providing auxiliary power amount
Grid-connected or storage, and be conducive to using city time-of-use tariffs, realize that electric power is avoided the peak hour.To sum up plurality of advantages, the system are a kind of
It is applied widely, there is the energy-saving and environment friendly type energy composite energy system of very big promotional value.
Description of the drawings
Fig. 1 is a kind of PVT heat pumps system that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission
Controlling heat pattern system circulation schematic diagram.
Fig. 2 is a kind of PVT heat pumps system that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission
System refrigeration mode system circulation schematic diagram.
Fig. 3 is PVT photoelectricity-evaporation/condensation modular construction form figure.
In figure：1PVT photoelectricity-evaporation/condensation component；2 compressors；3 four-way reversing valves；
4 hot water storage tanks；5 devices for drying and filtering；6 electric expansion valves；The unidirectional valve group of 7 refrigerants；
8 first refrigerant solenoid valves；9 second refrigerant solenoid valves；10 the 3rd refrigerant solenoid valves；
11 the 4th refrigerant solenoid valves；12 photovoltaic DC-to-AC converters.
Specific embodiment
A kind of PVT heat pump systems that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission, together
When make use of photovoltaic power generation technology and PVT heat pump techniques, functionally relatively independent and mutual promotion between the two.System can be with
Realize all weather operations, main energy sources are solar radiant energy and sky long-wave radiation energy, and main energetic transfer mode is spoke
It penetrates and heat conduction, and aids in a manner of heat convection, it can be achieved that under different periods and different working modes, in same set of system
On system, output electric energy, thermal energy and cold realize a tractor serves several purposes, round the clock timesharing thermoelectric cold triple supply.
The equipment composition of PVT heat pump systems is relatively simple, and system form simplifies, mainly by unit, outdoor unit, indoor units
Into.Outdoor unit is PVT photoelectricity-evaporation/condensation component 1, can double as the evaporator and condenser of heat pump system, and is profit on daytime
The equipment to be generated electricity with photovoltaic effect；Unit part is mainly swollen by compressor 2, four-way reversing valve 3, device for drying and filtering 5, electronics
The unidirectional valve group 7 of swollen valve 6, refrigerant forms；The variation of indoor unit form is various, has not only been useful for the hot water storage tank 4 of heat utilization, but also has each
End cool equipment evaporator, can carry out cold and directly supply, and can also carry out cold storage and supply at times.It is changed by four-way
The switching of heat pump heating/refrigeration mode is realized in control to valve 3 and refrigerant solenoid valve 8~11.Electric system by inverter,
The equipment such as power distribution cabinet, accumulator form.
As shown in Figure 1, in winter, summer and conditioning in Transition Season intensity of solar radiation larger daytime, system can be operated in heat
Electricity supply pattern, PVT photoelectricity-evaporation/condensation component is the evaporator absorption heat as PVT heat pump systems at this time, is absorbed
Heat be mainly solar radiation energy, heat conduction amount from photovoltaic module self-heating to heat exchanger plates and heat exchanger plates and air from
Right the quantity of heat convection.Refrigerant in PVT heat pump systems by 2 steam discharge of compressor by four-way reversing valve 3, and as heat pump system
The high-performance heat exchanger import united in the hot water storage tank 4 of condenser is connected, after outlet passes through the unidirectional valve group 7 of refrigerant, successively with doing
Dry filter 5, electric expansion valve 6 are connected, and the then import with PVT photoelectricity-evaporation/condensation component 1 is connected, and liquid refrigerant exists
Heat absorption evaporation, volume gradually expand in PVT photoelectricity-evaporation/condensation component 1, and refrigerant flow path is also gradually shunted along pipeline, by two
Control splits into multitube system, is flowed out by outlet, and inhaling steam ports with compressor 2 again by four-way reversing valve 3 is connected, and forms closing
Heat pump system heating Xun Huan；High-performance heat exchanger inlet and outlet passes through the 3rd refrigerant solenoid valve 10 and the 4th refrigerant respectively
Solenoid valve 11 controls；In hot water storage tank 4, built-in high-performance heat exchanger directly heats the water in hot water storage tank 4, as heating or
The origin of heat of domestic hot-water.
As shown in Fig. 2, summer and have refrigeration requirement conditioning in Transition Season night and rainy weather under intensity of solar radiation compared with
Low daytime, system can work in cooling mode, and PVT photoelectricity-evaporation/condensation component is put as the condenser of heat pump system
Go out heat, heat exchange energy source is mainly the nature that sky long wave cold emission energy and heat exchanger plates are washed away with air and wind and rain
The quantity of heat convection.After entering 2 steam discharge of compressor by four-way reversing valve 3 with the refrigerant in cold end evaporator outlet, with PVT
The import of photoelectricity-evaporation/condensation component 1 is connected, gaseous refrigerant exothermic condensation in PVT photoelectricity-evaporation/condensation component 1, by
Gaseous state is condensed into liquid, and volume is gradually reduced, and refrigerant flow path is also two pipes system by multitube system confluence along pipeline, finally by exporting
Outflow, is connected after the unidirectional valve group 7 of refrigerant with device for drying and filtering 5, electric expansion valve 6 successively, is evaporated into cold end
Device entrance；Pass through the first refrigerant solenoid valve 8 and second refrigerant solenoid valve 9 respectively with cold end evaporator outlet and inlet
Control；The cold that PVT heat pump systems generate is transported to each cold-zone domain by using each evaporator of cold end, may also pass through storage
Deposit the use cold-zone domain for being transported to different periods difference refrigeration requirement again.
The unidirectional valve group 7 of the refrigerant is connected as annular by four check valves, is divided into two groups, to connection；It is dried
Filter 5 and electric expansion valve 6 are connected between two groups of check valves, ensure refrigerant flow direction always from device for drying and filtering 5 to electricity
Sub- expansion valve 6.
PVT photoelectricity-evaporation/condensation the component 1 is laminated by efficient inflation type heat exchanger plates and photovoltaic module.
Heat exchanger plates are made using full aluminum plate single-side blowing-up processing technology, and top surface is tablet, and bottom surface is refrigerant flow path,
For serpentine coil formula runner, multitube system, shunting and river outlet are gradually split by round and smooth pipeline transition by the two pipes system of import,
One In and Two Out totally three connectors are provided with, in order to improve the resistance to deformation intensity of heat exchanger plates, surrounding makes the downward flanging of L-shaped,
The surface of heat exchanger plates sprays the coating for selective absorption beneficial to enhanced spectrum absorbability.Blowing-up technology, which need to pass through, portrays runner
The techniques such as form figure, welding, hot rolling, cold rolling and annealing finally carry out whole inflation with nitrogen, this process ensures a face tablet,
Pipeline is blown into semi-circular runner by external drum on one side, and the tablet of top surface is easier mutually to combine closely by lamination with photovoltaic module,
Reduce heat transfer resistance, increase heat conductivility, improve capacity usage ratio.Photovoltaic module uses the photovoltaic back of black, is inhaled with enhancing
It receives the ability of spectrum and increases heat conduction intensity.EVA adhesive film as a kind of resisting medium, for be placed on photovoltaic module and heat exchanger plates it
Between.
It is a kind of to realize that the PVT heat pump systems of timesharing thermoelectricity cold supply round the clock use using solar radiation and sky cold emission
PVT heat pump systems substantially increase the efficiency of component and heat pump system performance coefficient.Heat pump cycle has taken away photovoltaic module power generation
Self-heating amount in the process, play cooling to photovoltaic cell effect, so as to significantly improve the generated energy of system and
Generating efficiency, two systems promote mutually.And whole system can realize the self-sufficient of electric energy, the generated energy on daytime is enough to supply
The use of current consuming apparatus whole day in system.
It is a kind of to realize that the PVT heat pump systems collection of timesharing thermoelectricity cold supply round the clock supplies using solar radiation and sky cold emission
The multiple functions such as heat, refrigeration and power generation are in one, and system equipment composition is simple, and round-the-clock running utilization rate of equipment and installations is high, energy saving effect
Fruit is notable, can improve capacity usage ratio to the full extent, realizes thermoelectric cold triple supply, is a kind of applied widely, has pole
The energy-saving and environment friendly type energy composite energy system of big promotional value.
Claims (8)
1. a kind of PVT heat pump systems using solar radiation and sky cold emission, while make use of photovoltaic power generation technology and PVT heat
Pump technology, the two is functionally relatively independent and mutual promotion；The main energy sources of system are solar radiant energy and sky
Long wave cold emission energy, energy transmission mode is radiation and heat conduction, and is aided in a manner of heat convection, realize in different periods and
Under different working modes, in same set of system, output electric energy, thermal energy and cold realize a tractor serves several purposes, round the clock timesharing thermoelectric cold
Trilogy supply；It is characterized in that,
PVT heat pump systems include PVT photoelectricity-evaporation/condensation component (1), compressor (2), four-way reversing valve (3), hot water storage tank
(4), device for drying and filtering (5), electric expansion valve (6), the unidirectional valve group of refrigerant (7) and with cold end evaporator, are changed by four-way
The switching of heat pump heating/refrigeration mode is realized in control to valve (3) and refrigerant solenoid valve；Electric system includes inverter
(12) and corresponding power distribution cabinet and accumulator；
In intensity of solar radiation working by day under cogeneration pattern greatly, the refrigerant in PVT heat pump systems is through overcompression
Machine (2) steam discharge by the high-performance heat exchanger in four-way reversing valve (3), with the hot water storage tank (4) as heat pump system condenser into
Mouth is connected, and outlet with device for drying and filtering (5), electric expansion valve (6) by after the unidirectional valve group of refrigerant (7), being connected, then successively
Import with the PVT photoelectricity as PVT heat pump system evaporators-evaporation/condensation component (1) is connected, and liquid refrigerant is in PVT light
Heat absorption evaporation, volume gradually expand in electricity-evaporation/condensation component (1), and refrigerant flow path is also gradually shunted along pipeline, by two pipes
System splits into multitube system, is flowed out by outlet, and inhaling steam ports with compressor (2) again by four-way reversing valve (3) is connected, and forms closing
Heat pump system heating Xun Huan；High-performance heat exchanger inlet and outlet built in hot water storage tank is respectively by the 3rd refrigerant solenoid valve
(10) controlled with the 4th refrigerant solenoid valve (11)；In hot water storage tank (4), built-in high-performance heat exchanger directly heats accumulation of heat water
Water in case (4), as heating or the origin of heat of domestic hot-water；
In summer and there are the conditioning in Transition Season night of refrigeration requirement and working by day in cooling mode for rainy weather, with cold end
Refrigerant in evaporator outlet by four-way reversing valve (3) into after compressor (2) steam discharge, it is and cold as PVT heat pump systems
The import of the PVT photoelectricity of condenser-evaporation/condensation component (1) is connected；Gaseous refrigerant is in PVT photoelectricity-evaporation/condensation component (1)
Interior exothermic condensation is condensed into liquid by gaseous state, and volume is gradually reduced, and refrigerant flow path is also two pipes by multitube system confluence along pipeline
System, finally by outlet flow out, after the unidirectional valve group of refrigerant (7) successively with device for drying and filtering (5), electric expansion valve (6) phase
Even, into cold end evaporator inlet；With cold end evaporator outlet and inlet respectively by the first refrigerant solenoid valve (8)
It is controlled with second refrigerant solenoid valve (9)；The cold that PVT heat pump systems generate is transported to by using each evaporator of cold end
Respectively it is transported to the use cold-zone domain of different periods difference refrigeration requirement again with cold-zone domain or process storage.
2. the PVT heat pump systems according to claim 1 using solar radiation and sky cold emission, which is characterized in that institute
The unidirectional valve group of refrigerant (7) stated is connected as annular by four check valves, is divided into two groups, to connection；Device for drying and filtering (5) and
Electric expansion valve (6) is connected between two groups of check valves, ensures that refrigerant flow direction is swollen to electronics from device for drying and filtering (5) always
Swollen valve (6).
3. the PVT heat pump systems according to claim 1 or 2 using solar radiation and sky cold emission, which is characterized in that
The PVT photoelectricity-evaporation/condensation component (1), is laminated by efficient inflation type heat exchanger plates and photovoltaic module.
4. the PVT heat pump systems according to claim 3 using solar radiation and sky cold emission, which is characterized in that institute
The efficient inflation type heat exchanger plates stated are made using full aluminum plate single-side blowing-up processing technology, top surface be tablet, bottom
Face is refrigerant flow path, is serpentine coil formula runner, gradually splits into multitube system by the two pipes system of import, shunting and river outlet are equal
By round and smooth pipeline transition, One In and Two Out totally three connectors are provided with.
5. the PVT heat pump systems according to claim 3 using solar radiation and sky cold emission, which is characterized in that be
The resistance to deformation intensity of efficient inflation type heat exchanger plates is improved, surrounding makes the downward flanging of L-shaped, the surface of efficient inflation type heat exchanger plates
Spraying is beneficial to the coating for selective absorption of enhanced spectrum absorbability.
6. the PVT heat pump systems according to claim 4 using solar radiation and sky cold emission, which is characterized in that be
The resistance to deformation intensity of efficient inflation type heat exchanger plates is improved, surrounding makes the downward flanging of L-shaped, the surface of efficient inflation type heat exchanger plates
Spraying is beneficial to the coating for selective absorption of enhanced spectrum absorbability.
7. the PVT heat pump systems according to claim 3 using solar radiation and sky cold emission, which is characterized in that institute
The photovoltaic module layer stated uses the photovoltaic back of black, to enhance the ability of absorption spectrum and increase heat conduction intensity.
8. the PVT heat pump systems using solar radiation and sky cold emission according to claim 4,5 or 6, feature exist
In the photovoltaic module layer uses the photovoltaic back of black, to enhance the ability of absorption spectrum and increase heat conduction intensity.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107401855A (en) * | 2017-08-03 | 2017-11-28 | 大连理工大学 | A kind of PVT heat pumps that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission |
| CN108880454A (en) * | 2018-06-08 | 2018-11-23 | 欧贝黎新能源科技股份有限公司 | It is a kind of convenient for agriculture light/fishing light complementation photovoltaic module |
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| CN110686422A (en) * | 2019-09-24 | 2020-01-14 | 珠海格力电器股份有限公司 | PVT (polyvinyl chloride) coupled night radiation double-source combined heat pump system, control method and intelligent household appliance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107401855A (en) * | 2017-08-03 | 2017-11-28 | 大连理工大学 | A kind of PVT heat pumps that timesharing thermoelectricity cold supply round the clock is realized using solar radiation and sky cold emission |
| CN107401855B (en) * | 2017-08-03 | 2019-09-27 | 大连理工大学 | A kind of PVT heat pump system for realizing timesharing thermoelectricity cold supply round the clock using solar radiation and sky cold emission |
| CN108880454A (en) * | 2018-06-08 | 2018-11-23 | 欧贝黎新能源科技股份有限公司 | It is a kind of convenient for agriculture light/fishing light complementation photovoltaic module |
| CN109724265A (en) * | 2018-12-27 | 2019-05-07 | 廊谷(天津)新能源科技有限公司 | A kind of photovoltaic and photothermal integral component |
| CN109494271A (en) * | 2018-12-29 | 2019-03-19 | 山东力诺光伏高科技有限公司 | A kind of one-pass molding lightweight PVT component and preparation method thereof |
| CN110686422A (en) * | 2019-09-24 | 2020-01-14 | 珠海格力电器股份有限公司 | PVT (polyvinyl chloride) coupled night radiation double-source combined heat pump system, control method and intelligent household appliance |
| CN110686422B (en) * | 2019-09-24 | 2020-12-11 | 珠海格力电器股份有限公司 | PVT (polyvinyl chloride) coupled night radiation double-source combined heat pump system, control method and intelligent household appliance |
| CN114739029A (en) * | 2021-01-07 | 2022-07-12 | 中国科学院理化技术研究所 | Multipurpose carbon dioxide heat pump cold and heat combined supply system |
| CN114739029B (en) * | 2021-01-07 | 2024-04-19 | 中国科学院理化技术研究所 | Multipurpose carbon dioxide heat pump cold and hot combined supply system |
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