CN108768294B - Photovoltaic photo-thermal integrated device - Google Patents
Photovoltaic photo-thermal integrated device Download PDFInfo
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- CN108768294B CN108768294B CN201810846083.4A CN201810846083A CN108768294B CN 108768294 B CN108768294 B CN 108768294B CN 201810846083 A CN201810846083 A CN 201810846083A CN 108768294 B CN108768294 B CN 108768294B
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- 238000001816 cooling Methods 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 239000004020 conductor Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000012752 auxiliary agent Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000007822 coupling agent Substances 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 5
- 239000010432 diamond Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 17
- 238000010248 power generation Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 8
- 230000000630 rising effect Effects 0.000 abstract description 4
- 239000000758 substrate Substances 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 9
- 238000004146 energy storage Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/42—Cooling means
- H02S40/425—Cooling means using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
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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
-
- 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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- Photovoltaic Devices (AREA)
Abstract
The invention relates to a photovoltaic-photo-thermal system, in particular to a photovoltaic photo-thermal integrated device. According to the photovoltaic panel cooling system, photovoltaic power generation and photo-thermal are combined together, the photovoltaic panel is maintained at a proper temperature (about 25 degrees) to perform higher photoelectric conversion through the cold and hot adjusting flow channel connected with the water tank, when the temperature of the photovoltaic panel is too high, the cold and hot adjusting flow channel transmits heat to the water tank through the cooling pipe, hot water is generated by the water tank, the effect of quickly and permanently cooling the photovoltaic panel is guaranteed, and the service life of the photovoltaic panel is effectively guaranteed; when the temperature of the photovoltaic panel is low, the heating wire arranged at the bottom of the photovoltaic panel can be used for carrying out auxiliary heating on the photovoltaic panel, and meanwhile, the temperature rising curve of the photovoltaic panel is stable and controllable, so that the temperature of the upper surface of the substrate to be heated is more uniform and constant; the photovoltaic and photo-thermal integrated system can increase the conversion efficiency of the photovoltaic cell, the conversion performance of photo-thermal and photoelectric, the conversion efficiency of solar energy on a unit area, the utilization efficiency of solar energy and the increase of generated energy.
Description
Technical Field
The invention relates to a photovoltaic-photo-thermal system, in particular to a photovoltaic photo-thermal integrated device.
Background
Compared with the traditional fossil fuel, the solar energy is an emerging energy source and has the advantages of inexhaustible, clean and environment-friendly aspects and the like. However, the existing solar energy utilization has the disadvantage of being too single, only single energy can be extracted when a large amount of manpower, material resources and financial resources are input, a large amount of heat energy is generally generated in the process of converting solar energy into electric energy, the wasted heat energy can influence the voltage drop of the whole assembly to influence the power generation efficiency of the whole assembly, the power generation efficiency of the photovoltaic assembly can be influenced under the condition of no sunlight or lower room temperature, and the environment use limit is large.
Disclosure of Invention
The invention aims to solve the technical problem of providing a photovoltaic photo-thermal integrated device which has high power generation efficiency and high power generation capacity and can generate heat energy to provide hot water meeting the requirements of users.
In order to solve the technical problems, the technical scheme adopted by the invention for solving the technical problems is as follows:
the photovoltaic and photo-thermal integrated device comprises a fixed frame, wherein a back plate is arranged on the back surface of the fixed frame, a transparent cover plate is arranged on the front surface of the fixed frame, and the transparent cover plate, the back plate and the fixed frame are matched to form a containing cavity;
the upper part of the accommodating cavity is provided with a water tank, and the water tank is provided with a water inlet and a water outlet;
The cold and hot adjusting flow channel is arranged at the lower part of the accommodating cavity, a plurality of photovoltaic plates are arranged between the cold and hot adjusting flow channel and the transparent cover plate, the photovoltaic plates are connected with the cold and hot adjusting flow channel, a heat conducting material is arranged between the photovoltaic plates and the cold and hot adjusting flow channel, an air inlet is arranged on the cold and hot adjusting flow channel, and the cold and hot adjusting flow channel is connected with the water tank through a ventilation pipe;
the bottom surface of the photovoltaic panel is provided with a heating device;
the cooling pipe is arranged in the water tank, the cooling pipe is a serpentine bent pipe, the air inlet end of the cooling pipe is connected with the air outlet end of the ventilation pipe, and the air outlet end of the cooling pipe is connected with the air outlet.
As a further improvement of the invention, the cold and hot adjusting flow channel comprises an air inlet cavity and a cooling cavity connected with the air inlet, the cooling cavity is arranged at the top of the air inlet cavity, a plurality of air outlets are arranged in the cooling cavity, round holes communicated with the air outlets are formed in the top of the air inlet cavity, and air in the air inlet cavity is conveyed into the cooling cavity through the air outlets.
As a further improvement of the invention, the air outlet device comprises a body, a top plate and a sliding plate, wherein the top plate is arranged at the top of the body, the sliding plate is arranged on the body in a sliding way, a flow guide hole communicated with the round hole is arranged on the sliding plate, and the flow guide hole is communicated with a first air hole arranged on the top plate; the air outlet driving component is connected with the sliding plate and drives the sliding plate to reciprocate.
As a further improvement of the invention, the top plate is also provided with second air holes, the second air holes are inclined holes, and the first air holes and the second air holes are arranged on the top plate in a staggered manner.
As a further improvement of the invention, the air outlet driving part comprises a motor, a transmission rod and an eccentric wheel, wherein the transmission rod is in driving connection with the motor, the eccentric wheel is sleeved on the transmission rod, one side of the sliding plate is hinged with the sliding sleeve, and the sliding sleeve is sleeved on the eccentric wheel.
As a further improvement of the invention, the outer wall of the cooling pipe is provided with fins similar to cast iron radiators, the fins are of a bending structure, and the fins and the cooling pipe are of an integrated structure.
As a further improvement of the invention, the cooling pipe is internally provided with the air deflector which is of a V-shaped structure, the air deflector is provided with the air guiding part, and the air guiding part is arranged opposite to the air inlet direction in the cooling pipe.
As a further improvement of the invention, a solar heat absorbing plate is arranged on one side of the water tank facing sunlight, and a light shielding plate is arranged between the water tank and the transparent cover plate.
As a further improvement of the invention, the light shielding plate comprises a frame, a plurality of blades are rotatably arranged on the frame, a linkage rod is arranged on the frame and connected with the light shielding driving component, the linkage rod is in driving connection with the blades, and the linkage rod controls the blades to be opened and closed.
As a further improvement of the present invention, the thermally conductive material comprises the following components in weight fraction: 30-80 parts of high heat conduction filler, 10-18 parts of diamond powder, 5-15 parts of heat transfer and heat conduction auxiliary agent, 10-30 parts of heat conduction silica gel, 0-10 parts of compatilizer, 0.5-3 parts of coupling agent and 1-2 parts of anti-dripping agent.
According to the technical scheme, photovoltaic power generation and photo-thermal are combined together, the photovoltaic panel is maintained at a proper temperature (about 25 degrees) to perform higher photoelectric conversion through the cold and hot adjusting flow channel and the water tank, when the temperature of the photovoltaic panel is too high, the cold and hot adjusting flow channel transfers heat to the water tank through the cooling pipe, hot water is generated by the water tank, the effect of quickly and permanently cooling the photovoltaic panel is ensured, and the service life of the photovoltaic panel is effectively ensured; when the temperature of the photovoltaic panel is low, the heating wire arranged at the bottom of the photovoltaic panel can be used for carrying out auxiliary heating on the photovoltaic panel, and meanwhile, the temperature rising curve of the photovoltaic panel is stable and controllable, so that the temperature of the upper surface of the substrate to be heated is more uniform and constant; the photovoltaic and photo-thermal integrated system can increase the conversion efficiency of the photovoltaic cell and the conversion performance of photo-thermal and photoelectric, increase the solar energy conversion efficiency on a unit area, increase the solar energy utilization efficiency, increase the generated energy, maintain the stable work of the photovoltaic panel for power generation, improve the thermoelectric utilization efficiency, realize the synchronous solar power generation and water heating, and save space resources.
Drawings
Fig. 1 is a schematic structural diagram of a photovoltaic photo-thermal integrated apparatus according to the present invention.
Fig. 2 is a schematic view of a cold and hot air conditioning flow path structure according to the present invention.
Fig. 3 is a side view of the cold and hot regulating runner of the present invention.
FIG. 4 is a schematic diagram of a cooling tube according to the present invention.
Reference numerals illustrate: 1. a fixed frame; 2. a photovoltaic panel; 21. an air inlet; 22. an air outlet; 23. a ventilation pipe; 24. a cooling chamber; 25. an air inlet cavity; 26. a first air hole; 27. a second air hole; 28. an air outlet device; 29. a thermally conductive material; 291. a heating wire; 3. a water tank; 31. a water inlet; 32. a water outlet; 4. a cooling pipe; 41. an air deflector; 42. a fin; 5. a slide plate; 51. a deflector aperture; 52. a sliding sleeve, 53 and an eccentric wheel; 54. a motor; 55. a transmission rod;
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Referring to fig. 1, a photovoltaic and photo-thermal integrated device comprises a fixed frame 1, wherein a back plate is arranged on the back surface of the fixed frame 1, a transparent cover plate is arranged on the front surface of the fixed frame 1, and the transparent cover plate, the back plate and the fixed frame 1 are matched to form a containing cavity;
the upper part of the accommodating cavity is provided with a water tank 3, and the water tank 3 is provided with a water inlet 31 and a water outlet 32;
A cold and hot adjusting flow channel is arranged at the lower part of the accommodating cavity, a plurality of photovoltaic plates 2 are arranged between the cold and hot adjusting flow channel and the transparent cover plate, the photovoltaic plates 2 are connected with the cold and hot adjusting flow channel, a heat conducting material 29 is arranged between the photovoltaic plates 2 and the cold and hot adjusting flow channel, an air inlet 21 is arranged on the cold and hot adjusting flow channel, and the cold and hot adjusting flow channel is connected with the water tank 3 through a ventilation pipe 23;
The bottom surface of the photovoltaic panel 2 is provided with a heating device; the heating device is a heating wire 291, the heating wire 291 is in a regular bent shape, the heating wire 291 is electrically connected with the temperature control component, and the heating device is connected with the temperature control device and the electric energy storage device.
The heating wire 291 comprises two parallel conductors, an insulating sleeve is arranged between the two conductors, an inner sheath is arranged outside the two conductors, a circle of shielding layer is arranged outside the inner sheath, and an outer sheath is extruded outside the shielding layer.
The heater wire 291 that the bottom surface of photovoltaic board 2 set up can carry out auxiliary heating to it under the lower circumstances of photovoltaic board 2 self temperature, makes the temperature rising curve of photovoltaic board 2 stable controllable simultaneously for wait to heat the substrate upper surface temperature more even and invariable, not only maintained the temperature of photovoltaic board 2 invariable, prolonged the life of photovoltaic board 2, kept high photoelectric conversion efficiency, the generated energy increases, has still maintained the steady operation of photovoltaic board 2 electricity generation.
The heating wire 291 employing the present invention was raised to the equilibrium temperature faster than the conventional floor heating wire for 15 minutes with less constant temperature fluctuation. The heating wire 291 has the advantages of small overall wire diameter, good heat conduction and high heat transfer speed.
The cooling pipe 4 is arranged in the water tank 3, the cooling pipe 4 is a serpentine bent pipe, the air inlet end of the cooling pipe 4 is connected with the air outlet end of the ventilation pipe 23, and the air outlet end of the cooling pipe 4 is connected with the air outlet 22.
According to the invention, photovoltaic power generation and photo-thermal are combined together, the photovoltaic panel 2 is maintained at a proper temperature (about 25 degrees) to perform higher photoelectric conversion through the cold and hot regulating flow channel and the water tank 3, when the temperature of the photovoltaic panel 2 is too high, the cold and hot regulating flow channel transfers heat to the water tank 3 through the cooling pipe 4, the water tank 3 generates hot water, the effect of quickly and permanently cooling the photovoltaic panel 2 is ensured, and the service life of the photovoltaic panel 2 is effectively ensured; when the temperature of the photovoltaic panel 2 is low, the heating wire 291 arranged on the bottom surface of the photovoltaic panel 2 can be used for carrying out auxiliary heating on the photovoltaic panel 2, and meanwhile, the temperature rising curve of the photovoltaic panel 2 is stable and controllable, so that the temperature of the upper surface of the substrate to be heated is more uniform and constant; the photovoltaic and photo-thermal integrated system can increase the conversion efficiency of the photovoltaic cell and the conversion performance of photo-thermal and photoelectric, increase the solar energy conversion efficiency on a unit area, increase the solar energy utilization efficiency, increase the generated energy, maintain the stable power generation of the photovoltaic panel 2, improve the thermoelectric utilization efficiency, realize the synchronous solar energy generation and water heating, and save space resources.
Referring to fig. 2 and 3, the cold and hot adjusting flow channel includes an air inlet cavity 25 and a cooling cavity 24 connected with the air inlet 21, the cooling cavity 24 is disposed at the top of the air inlet cavity 25, a plurality of air outlet devices 28 are disposed in the cooling cavity 24, a circular hole communicated with the air outlet devices 28 is disposed at the top of the air inlet cavity 25, and air in the air inlet cavity 25 is conveyed into the cooling cavity 24 via the air outlet devices 28.
The wind entering from the wind inlet 21 is concentrated in the wind inlet cavity 25, and the wind inlet is concentrated to enter the cooling cavity 24 through the round holes, so that the high-pressure air flow in the cooling cavity 24 is more concentrated and the pressure is higher, and the air flow in the wind inlet cavity 25 flows into the cooling cavity 24 to further accelerate and pressurize the air flow. So that the air outlet effect of the air outlet 28 is better.
The air outlet 28 comprises a body, a top plate and a sliding plate 5, the top plate is arranged at the top of the body, the sliding plate 5 is arranged on the body in a sliding way, the sliding plate 5 is provided with a flow guide hole 51 communicated with the round hole, and the flow guide hole 51 is communicated with a first air hole 26 arranged on the top plate; the air-out driving part is connected with the sliding plate 5 and drives the sliding plate 5 to reciprocate.
The air outlet driving part is used for replacing the sliding plate 5 to reciprocate, so that the air outlet 28 can intermittently blow air, the heat fluidity of the cooling cavity 24 is effectively improved, and meanwhile, the heat generated by the photovoltaic panel 2 can be rapidly conveyed into the water tank 3 for cooling.
When the temperature of the photovoltaic panel 2 is reduced to the optimal temperature (i.e., 25 °), the air blower 28 continues to intermittently blow air to the photovoltaic panel 2, so that the temperature of the photovoltaic panel 2 is maintained at the optimal temperature for photoelectric conversion, and the temperature fluctuation of the photovoltaic panel 2 is greatly reduced.
The top plate is also provided with second air holes 27, the second air holes 27 are inclined holes, and the first air holes 26 and the second air holes 27 are arranged on the top plate in a staggered mode.
When the second air hole 27 is the inclined hole air outlet, the air can form vortex in the cooling cavity 24, so that conduction heat of the photovoltaic panel 2 is accelerated to be conducted out to the water tank 3, and conversion of redundant heat on the photovoltaic panel 2 is further improved.
The air-out driving part comprises a motor 54, a transmission rod 55 and an eccentric wheel 53, wherein the transmission rod 55 is in driving connection with the motor 54, the eccentric wheel 53 is sleeved on the transmission rod 55, one side of the sliding plate 5 is hinged with a sliding sleeve 52, and the sliding sleeve 52 is sleeved on the eccentric wheel 53.
Referring to fig. 4, the outer wall of the cooling tube 4 is provided with fins 42 similar to a cast iron radiator, the fins 42 are in a curved structure, and the fins 42 and the cooling tube 4 are in an integrated structure.
The fins 42 of the bending structure can increase the heat radiating area in the original volume, so that the heat absorbing efficiency of the water tank 3 is higher, compared with the traditional straight-tooth heat radiating structure, the heat radiating effect of unit volume is increased, the heat decomposing capacity and efficiency are improved, and the heat relieving effect is enhanced.
The cooling pipe 4 is internally provided with an air deflector 41, the air deflector 41 is of a V-shaped structure, the air deflector 41 is provided with an air guiding part, and the air guiding part is oppositely arranged with the air inlet direction in the cooling pipe 4.
The air guide part is arranged opposite to the air inlet direction in the cooling pipe 4, so that heat in the cooling cavity 24 can be quickly conducted into the water tank 3, and wind with heat of the photovoltaic panel 2 can form vortex in the cooling pipe, and the heat dissipation effect of the cooling pipe is quickened.
A solar heat absorbing plate is arranged on one side, facing sunlight, of the water tank 3, and a light shielding plate is arranged between the water tank 3 and the transparent cover plate.
The shading plate comprises a frame, a plurality of blades are arranged on the frame in a rotating mode, a linkage rod is arranged on the frame and connected with the shading driving component, the linkage rod is connected with the blades in a driving mode, and the linkage rod controls the blades to be opened and closed.
The light-heat conversion of the water tank 3 can be reduced through the light shielding plate, so that the temperature of water in the water tank 3 is kept low, the photovoltaic panel 2 is quickly cooled, when the temperature of the photovoltaic panel 2 is too low, the water tank 3 absorbs solar energy to generate hot water, the hot water preheats air in the cooling pipe 4 to generate hot air, the hot air blows the hot air into the cooling cavity 24 through the fan through the air outlet 22, the temperature of the photovoltaic panel 2 is compensated, the temperature of the photovoltaic panel 2 is quickly increased to 25 degrees, and higher photoelectric conversion efficiency is maintained.
Example 1
The heat conductive material 29 comprises the following components in weight percent: 30 parts of high heat conduction filler, 10 parts of diamond powder, 5 parts of heat transfer and heat conduction auxiliary agent, 30 parts of heat conduction silica gel, 2 parts of compatilizer, 0.5 part of coupling agent and 1 part of anti-dripping agent.
Example 2
The heat conductive material 29 comprises the following components in weight percent: 80 parts of high heat conduction filler, 10 parts of diamond powder, 5 parts of heat transfer and heat conduction auxiliary agent, 10 parts of heat conduction silica gel, 7 parts of compatilizer, 3 parts of coupling agent and 2 parts of anti-dripping agent.
Example 3
The heat conductive material 29 comprises the following components in weight percent: 60 parts of high heat conduction filler, 15 parts of diamond powder, 10 parts of heat transfer and heat conduction auxiliary agent, 20 parts of heat conduction silica gel, 5 parts of compatilizer, 2 parts of coupling agent and 1.5 parts of anti-dripping agent.
The heat conducting material 29 has the characteristics of light weight and good heat conducting effect, and under the conditions of long-time high temperature and partial exposure and insolation, the heat conducting material 29 can quickly conduct the temperature on the photovoltaic panel 2 to the cold and hot adjusting flow channel, so that the influence of high temperature on the cold and hot adjusting flow channel is prevented, the bulge is prevented, the photovoltaic panel 2 is damaged by the cold and hot adjusting flow channel, and the service life of the cold and hot adjusting flow channel and the photovoltaic panel 2 is prolonged.
According to the invention, the air inlet 21 is provided with the fan for reducing the temperature of the photovoltaic panel 2, the air outlet 22 is connected with the fan through a pipeline, and the fan is provided with the cold air component, so that the fan blows cold air
The temperature control component is further electrically connected with the water tank 3, the photovoltaic panel 2, the cold air component and the fan, the electric energy storage device is used for storing electric energy generated by the photovoltaic panel 2, and the electric energy storage device supplies power for the heating wire 291, the cold air component, the fan, the motor 54 and the shading driving component.
The above-described embodiments are merely preferred embodiments for fully explaining the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present invention, and are intended to be within the scope of the present invention. The protection scope of the invention is subject to the claims.
Claims (6)
1. The photovoltaic and photo-thermal integrated device is characterized by comprising a fixed frame, wherein the back surface of the fixed frame is provided with a back plate, the front surface of the fixed frame is provided with a transparent cover plate, and the transparent cover plate, the back plate and the fixed frame are matched to form a containing cavity;
the upper part of the accommodating cavity is provided with a water tank, and the water tank is provided with a water inlet and a water outlet;
The cooling device comprises a cooling cavity and a cooling cavity, wherein the cooling cavity is arranged at the top of the cooling cavity, a plurality of air outlet devices are arranged in the cooling cavity, round holes communicated with the air outlet devices are formed in the top of the air inlet cavity, air in the air inlet cavity is conveyed into the cooling cavity through the air outlet devices, the air outlet devices comprise a body, a top plate and a sliding plate, the top plate is arranged at the top of the body, the sliding plate is arranged on the body in a sliding mode, the sliding plate is provided with a flow guide hole communicated with the round holes, and the flow guide hole is communicated with a first air hole arranged on the top plate; the air-out driving part is connected with the sliding plate, the air-out driving part drives the sliding plate to reciprocate, a second air hole is further formed in the top plate, the second air hole is an inclined hole, the first air hole and the second air hole are arranged on the top plate in a staggered mode, the air-out driving part comprises a motor, a transmission rod and an eccentric wheel, the transmission rod is in driving connection with the motor, the eccentric wheel is sleeved on the transmission rod, one side of the sliding plate is hinged to the sliding sleeve, and the sliding sleeve is sleeved on the eccentric wheel;
the bottom surface of the photovoltaic panel is provided with a heating device;
the cooling pipe is arranged in the water tank, the cooling pipe is a serpentine bent pipe, the air inlet end of the cooling pipe is connected with the air outlet end of the ventilation pipe, and the air outlet end of the cooling pipe is connected with the air outlet.
2. The photovoltaic and photothermal integrated device according to claim 1, wherein fins similar to cast iron radiators are arranged on the outer wall of the cooling tube, the fins are of a bent structure, and the fins and the cooling tube are of an integrated structure.
3. The photovoltaic and photo-thermal integrated device according to claim 1, wherein an air deflector is arranged in the cooling pipe, the air deflector is of a V-shaped structure, an air guiding part is arranged on the air deflector, and the air guiding part is arranged opposite to the air inlet direction in the cooling pipe.
4. The photovoltaic and photothermal integrated device according to claim 1, wherein a solar absorber plate is disposed on a side of the water tank facing the sunlight, and a light shielding plate is disposed between the water tank and the transparent cover plate.
5. The photovoltaic/photo-thermal integrated apparatus according to claim 4, wherein the light shielding plate comprises a frame, a plurality of blades are rotatably provided on the frame, a linkage rod is provided on the frame, the linkage rod is connected with the light shielding driving member, the linkage rod is in driving connection with the blades, and the linkage rod controls the blades to open or close.
6. The photovoltaic photo-thermal integrated apparatus of claim 1, wherein the thermally conductive material comprises, in weight fraction: 30-80 parts of high heat conduction filler, 10-18 parts of diamond powder, 5-15 parts of heat transfer and heat conduction auxiliary agent, 10-30 parts of heat conduction silica gel, 0-10 parts of compatilizer, 0.5-3 parts of coupling agent and 1-2 parts of anti-dripping agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846083.4A CN108768294B (en) | 2018-07-27 | 2018-07-27 | Photovoltaic photo-thermal integrated device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846083.4A CN108768294B (en) | 2018-07-27 | 2018-07-27 | Photovoltaic photo-thermal integrated device |
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| Publication Number | Publication Date |
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| CN108768294A CN108768294A (en) | 2018-11-06 |
| CN108768294B true CN108768294B (en) | 2024-09-17 |
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| CN201810846083.4A Active CN108768294B (en) | 2018-07-27 | 2018-07-27 | Photovoltaic photo-thermal integrated device |
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|---|---|---|---|---|
| CN109457847A (en) * | 2018-12-05 | 2019-03-12 | 北京汉能光伏投资有限公司 | Solar components and curtain wall system |
| CN111510066A (en) * | 2020-04-21 | 2020-08-07 | 山东希格斯新能源有限责任公司 | Low-carbon intelligent photovoltaic container |
| CN111486602A (en) * | 2020-04-21 | 2020-08-04 | 山东希格斯新能源有限责任公司 | Solar electric heating integrated equipment |
| CN111486601A (en) * | 2020-04-21 | 2020-08-04 | 山东希格斯新能源有限责任公司 | Photoelectric and photothermal integrated equipment with illumination angle trimmer |
| CN111486603A (en) * | 2020-04-21 | 2020-08-04 | 山东希格斯新能源有限责任公司 | Low-carbon intelligent photovoltaic container with novel rainwater funnel |
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