CN114198799B - Solar photovoltaic power generation and photo-thermal heating integrated system - Google Patents
Solar photovoltaic power generation and photo-thermal heating integrated system Download PDFInfo
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- CN114198799B CN114198799B CN202111514499.4A CN202111514499A CN114198799B CN 114198799 B CN114198799 B CN 114198799B CN 202111514499 A CN202111514499 A CN 202111514499A CN 114198799 B CN114198799 B CN 114198799B
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- outer frame
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 21
- 238000010248 power generation Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 279
- 238000005507 spraying Methods 0.000 claims abstract description 68
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000007921 spray Substances 0.000 claims description 40
- 230000008878 coupling Effects 0.000 claims description 20
- 238000010168 coupling process Methods 0.000 claims description 20
- 238000005859 coupling reaction Methods 0.000 claims description 20
- 238000005338 heat storage Methods 0.000 claims description 13
- 244000309464 bull Species 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000000498 cooling water Substances 0.000 description 28
- 230000000694 effects Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010795 Steam Flooding Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D15/00—Other domestic- or space-heating systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
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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
- H02S40/10—Cleaning arrangements
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/02—Photovoltaic energy
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/14—Solar 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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a solar photovoltaic power generation and photo-thermal heating integrated system, which comprises an outer frame, wherein a photovoltaic panel is arranged on the sunny side of the outer frame, a heat collecting part is arranged on one side of the outer frame, which is far away from the photovoltaic panel, and the heat collecting part is fixedly connected with the back surface of the photovoltaic panel; the solar photovoltaic heat collection device comprises an outer frame, a photovoltaic panel, a heat collection part, an exhaust part, a storage groove and a heat collection part, wherein the outer frame is far away from one side of the photovoltaic panel, the heat collection part comprises a heat collection part and a water spraying part which are arranged in the storage groove, the heat collection part is located below the water spraying part, the heat collection part and the water spraying part are correspondingly arranged, the heat collection part is fixedly connected with the back of the photovoltaic panel, a sealing plate is arranged in the storage groove, the heat collection part and the water spraying part are located between the sealing plate and the photovoltaic panel, the sealing plate is fixedly connected with the outer frame, the exhaust part is arranged on the sealing plate and located above the heat collection part, and the exhaust part is in transmission connection with the water spraying part. The photovoltaic heating system can combine photovoltaic power generation and photo-thermal heating to radiate the photovoltaic panel, is convenient to collect heat, and reduces the use of a driving device on the basis of photovoltaic power generation and photo-thermal heating, thereby reducing the energy consumption.
Description
Technical Field
The invention relates to the technical field of solar energy, in particular to a solar photovoltaic power generation and photo-thermal heating integrated system.
Background
The light and heat effect, convert light energy into heat energy promptly, the photovoltaic effect, directly convert light energy into electric energy through the photovoltaic board promptly, convert light energy into electric energy through the photovoltaic board, can improve the utilization ratio of light energy, in the photovoltaic board use, photovoltaic board surface temperature has influenced the conversion rate of photovoltaic board to light energy, photovoltaic board surface temperature improves, the conversion rate of photovoltaic board to light energy reduces, consequently most combine photovoltaic effect and light and heat effect among the prior art, collect the heat on photovoltaic board surface through heat collection device promptly, photovoltaic board surface heat has been reduced on the one hand, improve the conversion rate of light energy, the heat that on the other hand was collected can reuse, thereby energy saving consumption.
However, in the existing photovoltaic power generation and photo-thermal heating system, in order to realize heat dissipation of the surface of the photovoltaic panel, a cooling air heat dissipation mode or a circulating water heat dissipation mode is mostly adopted, a driving device is inevitably needed in the use process, and then redundant energy consumption is generated, and the use cost is increased.
Disclosure of Invention
The invention aims to provide an integrated system for solar photovoltaic power generation and photo-thermal heating, which is used for solving the problems in the prior art, can combine photovoltaic power generation and photo-thermal heating to radiate a photovoltaic panel, is convenient to collect heat, and reduces the use of a driving device on the basis of photovoltaic power generation and photo-thermal heating so as to reduce energy consumption.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a solar photovoltaic power generation and photo-thermal heating integrated system which comprises an outer frame, wherein a photovoltaic panel is arranged on the sunny side of the outer frame, a heat collecting part is arranged on one side of the outer frame, which is far away from the photovoltaic panel, and the heat collecting part is fixedly connected with the back side of the photovoltaic panel;
a storage groove is formed in one side, away from the photovoltaic panel, of the outer framework, the heat collection portion comprises a heat collection piece and a water spraying piece, the heat collection piece and the water spraying piece are arranged in the storage groove, the heat collection piece is located below the water spraying piece and is arranged corresponding to the water spraying piece, the heat collection piece is fixedly connected with the back face of the photovoltaic panel, a sealing plate is arranged in the storage groove, the heat collection piece and the water spraying piece are located between the sealing plate and the photovoltaic panel, the sealing plate is fixedly connected with the outer framework, an exhaust piece is arranged on the sealing plate and is located above the heat collection piece, and the exhaust piece is in transmission connection with the water spraying piece;
the side wall of the outer frame is provided with an adjusting part for adjusting the position of the water spraying part, and the water spraying part can clean the sunny side of the photovoltaic panel through the adjusting part.
Preferably, thermal-arrest piece includes a plurality of edges the heat-conducting plate that photovoltaic board incline direction set up, the heat-conducting plate with photovoltaic board rigid coupling, adjacent two be formed with the rivers passageway between the heat-conducting plate, the rivers passageway with the water spray corresponds the setting, the heat-conducting plate below is provided with the water catch bowl, the water catch bowl with outer frame rigid coupling, the water catch bowl with rivers passageway intercommunication, the water catch bowl intercommunication has the hot water exit tube, hot water exit tube intercommunication has heat storage water tank, heat storage water tank is located outside the outer frame.
Preferably, the water spray piece is including setting up the spray pipe in the storage tank, the spray pipe passes through the regulating part with outer frame attach, a plurality of hole for water sprayings have been seted up to the spray pipe bottom, the hole for water sprayings with the rivers passageway corresponds the setting, the closing plate is kept away from one side rigid coupling of storage tank has the box of adding water, it advances the pipe to add water box intercommunication, cold water advances the pipe intercommunication and has the cold water storage cistern, the cold water storage cistern is located outside the outer frame, it is provided with the water guide in the box to add water, the box of adding water passes through the water guide with the spray pipe intercommunication, the water guide with the transmission of exhaust part is connected.
Preferably, the water guide is including setting up outlet pipe in the water feeding box, the opening has been seted up on the outlet pipe top, the outlet pipe intercommunication has a water hose, a water hose is located outside the water feeding box, just a water hose with the spray pipe intercommunication, it is connected with first bull stick to rotate in the water feeding box, the rigid coupling has the lantern ring and a gear on the first bull stick, the lantern ring is located in the water feeding box, just the rigid coupling has the water guide box on the lantern ring, the water guide box with the opening corresponds the setting, a gear is located outside the water feeding box, just a gear with the transmission of the piece of ventilating is connected.
Preferably, the air discharge spare include with the gas cylinder of closing plate rigid coupling, the gas cylinder with the storage tank intercommunication, the storage tank internal rotation is connected with the runner, the runner is kept away from the one end rigid coupling of closing plate has the second bull stick, the terminal rigid coupling of second bull stick has the second gear, the second gear is located outside the gas cylinder, just first gear with the meshing of second gear, the gas cylinder intercommunication has the steam exit tube, the steam exit tube is located the runner is kept away from one side of closing plate.
Preferably, the shifting chute has been seted up respectively to outer frame both sides wall, the regulating part is including setting up the branch in the shifting chute, branch with outer frame sliding connection, two branch respectively with spray pipe both ends rigid coupling, threaded connection has set nut on the branch, outer frame is close to one side of photovoltaic board is seted up and is used for the logical groove that the spray pipe removed, it is connected with the baffle to dismantle on the logical groove.
Preferably, the side wall of the outer frame is provided with a cold air inlet, and the cold air inlet is positioned below the air guide cylinder.
Preferably, the opening direction of the cold air inlet is obliquely downward.
Preferably, the heat-conducting plate is of a step structure, and the width of one side, away from the photovoltaic panel, of the heat-conducting plate is smaller than the width of one side, close to the photovoltaic panel, of the heat-conducting plate.
Preferably, a protection box is fixedly connected to the closing plate, and the water adding box and the air exhaust member are both located in the protection box.
The invention discloses the following technical effects:
1. the photovoltaic board is the electric energy with light energy conversion, the heat conduction that the photovoltaic board surface produced to the photovoltaic board back, transmit to the piece that collects heat by the photovoltaic board back afterwards, make temperature rise in the storage tank, the air motion in the storage tank, thereby promote the motion of exhaust part, the work of exhaust part drive water spray piece, the water spray piece sprays the cooling water to the piece that collects heat, the cooling water cools off the piece that collects heat, and the water that the heat transfer finishes is collected by the piece that collects heat, on the one hand dispels the heat to the photovoltaic board, on the other hand, because the existence of closing plate, make the heat in the storage tank can be collected, and then improve heat collection efficiency.
2. When the water spray part begins to spray cooling water on the heat collecting part, the cooling water is gasified after contacting the heat collecting part, so that the air pressure in the storage tank is increased, the exhaust part is pushed to move quickly, the water spray part sprays water quickly, and the photovoltaic panel is cooled quickly.
3. Through the cooperation of heat collection piece, exhaust spare, water spray spare, reduced drive arrangement's use, and then reduced the energy consumption.
4. The water spraying piece is movable under the effect of the adjusting piece, and when the sunny side of the photovoltaic panel needs to be cleaned, the water spraying piece can be moved, so that the water spraying piece can clean the photovoltaic panel, the surface of the photovoltaic panel is clean, and the conversion rate of light energy is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a perspective view of an integrated solar photovoltaic power generation and photothermal heating system;
FIG. 2 is a perspective view of the connection between the closing plate and the protection box;
FIG. 3 is a perspective view of the connection between the water spraying member and the air discharging member;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is an enlarged view of a portion of FIG. 3 at B;
FIG. 6 is an enlarged view of a portion of FIG. 3 at C;
FIG. 7 is a perspective view showing the positional relationship between the heat-conducting plate and the water flow passage;
FIG. 8 is a perspective view of a photovoltaic panel being cleaned in a sunny state;
FIG. 9 is a schematic view of the vent;
wherein, 1-an outer frame, 2-a photovoltaic panel, 3-a sealing plate, 4-a heat conducting plate, 5-a water flow channel, 6-a water collecting tank, 7-a hot water outlet pipe, 8-a heat storage water tank, 9-a water spraying pipe, 10-a water spraying hole, 11-a water adding box, 12-a cold water inlet pipe, 13-a cold water tank, 14-a water outlet pipe, 15-a notch, 16-a water outlet hose, 17-a first rotating rod and 18-a lantern ring, 19-a first gear, 20-a water guide box, 21-an air guide cylinder, 22-a rotating wheel, 23-a second rotating rod, 24-a second gear, 25-a hot air outlet pipe, 26-a moving groove, 27-a support rod, 28-a positioning nut, 29-a through groove, 30-a baffle plate, 31-a cold air inlet, 32-a protection box, 33-a locking bolt, 34-a rotating rod, 35-a guide wheel and 36-an air inlet wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof.
The invention provides a solar photovoltaic power generation and photothermal heating integrated system, which comprises an outer frame 1, wherein a photovoltaic panel 2 is arranged on the sunny side of the outer frame 1, a heat collecting part is arranged on one side of the outer frame 1, which is far away from the photovoltaic panel 2, and the heat collecting part is fixedly connected with the back of the photovoltaic panel 2; a storage groove is formed in one side, away from the photovoltaic panel 2, of the outer frame 1, the heat collection portion comprises a heat collection piece and a water spraying piece, the heat collection piece and the water spraying piece are arranged in the storage groove, the heat collection piece is located below the water spraying piece and is arranged corresponding to the water spraying piece, the heat collection piece is fixedly connected with the back face of the photovoltaic panel 2, a sealing plate 3 is arranged in the storage groove, the heat collection piece and the water spraying piece are located between the sealing plate 3 and the photovoltaic panel 2, the sealing plate 3 is fixedly connected with the outer frame 1, an exhaust piece is arranged on the sealing plate 3 and is located above the heat collection piece, and the exhaust piece is in transmission connection with the water spraying piece; the side wall of the outer frame 1 is provided with an adjusting part for adjusting the position of the water spraying part, and the water spraying part can clean the sunny side of the photovoltaic panel 2 through the adjusting part.
In the process of converting light energy into electric energy by the photovoltaic panel 2, the temperature of the sunny side of the photovoltaic panel 2 rises, the photovoltaic panel 2 transfers heat to the heat collecting part, due to the matching of the sealing plate 3 and the outer frame 1, the storage tank is a relatively closed space, the temperature in the storage tank rises, air expands and moves upwards, the air is discharged from the storage tank and drives the exhaust part to work, then the exhaust part drives the water spraying part to work, the water spraying part sprays cooling water to the heat collecting part, after the cooling water starts to contact the heat collecting part, part of the cooling water is gasified, formed steam rises, and then the formed steam drives the exhaust part to work quickly, so that the water spraying part sprays water to the heat collecting part quickly, and the cooling water for the photovoltaic panel 2 is cooled, and the cooling water after heat exchange is collected and stored by the heat collecting part so as to be used subsequently. When the surface of photovoltaic board 2 needs the clearance, adjust the position of water spray spare through the regulating part for water spray spare corresponds the setting with photovoltaic board 2 sunny side, in order to realize the clearance to photovoltaic board 2 sunny side.
In the technical scheme, the sealing plate 3 or the outer frame 1 can be provided with supporting legs so as to be conveniently supported along with the photovoltaic panel 2.
Further optimize the scheme, the thermal-arrest piece includes a plurality of heat-conducting plates 4 that set up along 2 incline directions of photovoltaic board, heat-conducting plate 4 and 2 rigid couplings of photovoltaic board, be formed with rivers passageway 5 between two adjacent heat-conducting plates 4, rivers passageway 5 corresponds the setting with the water spray spare, 4 belows of heat-conducting plates are provided with water catch bowl 6, water catch bowl 6 and 1 rigid coupling of outer frame, water catch bowl 6 and rivers passageway 5 intercommunication, 6 intercommunications of water catch bowl have hot water exit tube 7, 7 intercommunications of hot water exit tube have heat storage water tank 8, heat storage water tank 8 is located outside 1 outer frame. Heat-conducting plate 4 and the contact of photovoltaic board 2 for photovoltaic board 2's heat is transferred to the storage tank in by heat-conducting plate 4, rivers passageway 5 is used for the cooling water that flows, water spray member spun cooling water flows in rivers passageway 5, the heat on heat-conducting plate 4 surface is absorbed to the cooling water, the cooling water that the heat transfer finishes flows to the water catch bowl 6 in, again by the water catch bowl 6 through the leading-in heat storage water tank 8 of hot water exit tube 7 in, and the hot water in the heat storage water tank 8 can be as daily use, for example directly use or use as the heating.
In this technical scheme, two also form into rivers passageway 5 between heat-conducting plate 4 and the outer frame 1 that are located the outermost to in to the comparatively comprehensive cooling of photovoltaic board 2.
In this technical scheme, hot water exit tube 7 sets up the lateral wall at water catch bowl 6, and there is the interval hot water exit tube 7 and water catch bowl 6 bottom. This setting makes the interior storage of water catch bowl 6 have water, and after the temperature rose in the storage tank, water in the water catch bowl 6 can absorb the heat on the one hand, can promote the exhaust part motion after the water gasification of on the other hand water catch bowl 6, when the water spray part sprayed water, only when the height of water in the water catch bowl 6 is higher than hot water exit tube 7 after, hot water exit tube 7 could lead out hot water to heat storage water tank 8.
In this technical scheme, heat-conducting plate 4 adopts the material that the heat conduction effect is good such as copper to in heat transfer to the storage tank with photovoltaic board 2 production.
Further optimize the scheme, the water spray spare is including setting up the spray pipe 9 in the storage tank, spray pipe 9 passes through the regulating part and is connected with outer frame 1, a plurality of hole for water sprayings 10 have been seted up to spray pipe 9 bottom, hole for water spraying 10 corresponds the setting with rivers passageway 5, one side rigid coupling that the storage tank was kept away from to closing plate 3 has water box 11, water box 11 intercommunication has cold water to advance pipe 12, cold water advances pipe 12 intercommunication and has cold water tank 13, cold water tank 13 is located outer frame 1, be provided with the water guide in the water box 11, water box 11 passes through water guide and spray pipe 9 intercommunication, the water guide is connected with the air discharge transmission. The exhaust part drives the water guide part to work, the water guide part guides cooling water in the water adding box 11 into the water spraying pipe 9, and the water spraying holes 10 are arranged corresponding to the water flow channel 5, so that the cooling water flows into the water flow channel 5 from the water spraying holes 10, and heat exchange is carried out on the heat conducting plate 4.
Further optimize the scheme, the water guide is including setting up outlet pipe 14 in adding water box 11, opening 15 has been seted up on outlet pipe 14 top, outlet pipe 14 intercommunication has a water hose 16, water hose 16 is located adding water box 11 outward, and water hose 16 communicates with spray pipe 9, it is connected with first bull stick 17 to add water box 11 internal rotation, the rigid coupling has lantern ring 18 and first gear 19 on the first bull stick 17, lantern ring 18 is located adding water box 11, and the rigid coupling has water guide box 20 on the lantern ring 18, water guide box 20 corresponds the setting with opening 15, first gear 19 is located adding water box 11 outward, and first gear 19 is connected with the transmission of the exhaust member. The exhaust member drives the first gear 19 to rotate, and the first gear 19 drives the first rotating rod 17 to rotate, so that the water guide box 20 guides the cooling water in the water adding box 11 into the water outlet pipe 14 through the notch 15, and then guides the cooling water into the water spraying pipe 9 through the water outlet hose 16. Due to the existence of the adjusting part, the water spraying pipe 9 needs to move, so that under the action of the water outlet hose 16, the water spraying pipe 9 can radiate heat to the photovoltaic panel 2, and the sunny side of the photovoltaic panel 2 can be cleaned.
In the present technical solution, a liquid level sensor (not shown in the figure) is arranged in the water adding box 11, a water supply pump (not shown in the figure) is arranged on the cold water inlet pipe 12, and the liquid level sensor is electrically connected with the water supply pump. The liquid level sensor is responsible for detecting the water level height in the water adding box 11, and when the water level in the water adding box 11 can not satisfy normal water supply after descending, the liquid level sensor controls the work of the water supply pump, so that the cold water inlet pipe 12 adds water into the water adding box 11, and the normal use of the water adding box 11 is ensured. And when the photovoltaic panel 2 is normally radiated, the height of the liquid level sensor is not higher than that of the notch 15, so that the water in the water adding box 11 can be only led into the water outlet pipe 14 through the water guiding box 20.
Among this technical scheme, when needs clear up photovoltaic board 2 surfaces, make spray pipe 9 and photovoltaic board 2 correspond the setting to the sun face through the regulating part, level sensor need not monitor the water height in the box 11 that adds water this moment, only need open the working shaft, with water injection in the box 11 that adds water, in water gets into outlet pipe 14 by opening 15 on the outlet pipe 14 to in clearing up photovoltaic board 2. In the process, the connection and the disassembly of the liquid level sensor and the water supply pump can be realized by adopting the prior art, so that the normal work can be realized, and the redundant description is not repeated.
According to a further optimized scheme, the exhaust part comprises an air guide cylinder 21 fixedly connected with the closing plate 3, the air guide cylinder 21 is communicated with the storage groove, a rotating wheel 22 is rotatably connected in the storage groove, a second rotating rod 23 is fixedly connected to one end, far away from the closing plate 3, of the rotating wheel 22, a second gear 24 is fixedly connected to the tail end of the second rotating rod 23, the second gear 24 is located outside the air guide cylinder 21, the first gear 19 is meshed with the second gear 24, the air guide cylinder 21 is communicated with a hot air outlet pipe 25, and the hot air outlet pipe 25 is located on one side, far away from the closing plate 3, of the rotating wheel 22. The air guide cylinder 21 is located below the water filling box 11, and the air guide cylinder 21 is located at a position relatively above the sealing plate 3, since the hot air moves upwards, the hot air enters the air guide cylinder 21 and drives the rotating wheel 22 to rotate, then the rotating wheel 22 drives the second gear 24 to rotate, the second gear 24 drives the first gear 19 to rotate, so that the cooling water is guided into the water outlet pipe 14 by the water guide box 20, and after the hot air drives the rotating wheel 22 to rotate, the cooling water is guided out for use by the hot air outlet pipe 25.
In this technical scheme, when winter, hot gas that hot gas exit tube 25 exhaust can supply the indoor use after the drying, and when summer, hot gas that hot gas exit tube 25 exhaust can be arranged around heat storage water tank 8 to keep warm to the water in the heat storage water tank 8.
Further optimize the scheme, shifting chute 26 has been seted up respectively to outer frame 1 both sides wall, and the regulating part is including setting up the branch 27 in shifting chute 26, and branch 27 and outer frame 1 sliding connection, two branch 27 respectively with spray pipe 9 both ends rigid coupling, threaded connection has set nut 28 on the branch 27, and outer frame 1 is close to the logical groove 29 that is used for spray pipe 9 to remove, can dismantle on the logical groove 29 and be connected with baffle 30. The support rod 27 enables the water spraying pipe 9 to be supported, the water spraying pipe 9 is fixed under the action of the support rod 27 and the positioning nut 28, when the photovoltaic panel 2 needs to be cleaned, the baffle 30 is detached, the positioning nut 28 is loosened, the support rod 27 is driven to move in the moving groove 26, the water spraying pipe 9 is driven to move, when the water spraying holes 10 of the water spraying pipe 9 correspond to the photovoltaic panel 2 in the sun face, the water spraying pipe 9 is locked, then the water supply pump is started, and cooling water is sprayed out from the water spraying holes 10 and cleans the surface of the photovoltaic panel 2.
In this technical scheme, because the existence of water hose 16 for spray pipe 9 can rotate certain angle, so that hole for water spraying 10 and photovoltaic board 2 setting up to the sunny side corresponds.
In the technical scheme, the baffle 30 is fixed with the outer frame 1 through the locking bolt 33, the storage tank is in a relatively closed state due to the existence of the baffle 30, and when the photovoltaic panel 2 needs to be cleaned to face the sun, only the locking bolt 33 and the baffle 30 need to be removed.
In a further optimized scheme, the side wall of the outer frame 1 is provided with a cold air inlet 31, and the cold air inlet 31 is positioned below the air guide cylinder 21. The cold air inlet 31 is provided at a lower portion so that external cold air is introduced into the storage compartment through the cold air inlet 31.
Among this technical scheme, wear to be equipped with dwang 34 on the heat-conducting plate 4, dwang 34 rotates with heat-conducting plate 4 to be connected, and the rigid coupling has guide wheel 35 and inlet wheel 36 on the dwang 34, and guide wheel 35 is located in rivers passageway 5, inlet wheel 36 is located outside outer frame 1, and inlet wheel 36 corresponds the setting with air conditioning import 31. When cooling water flows in the water flow channel 5, the cooling water impacts the guide wheel 35, the guide wheel 35 rotates to drive the rotating rod 34 to rotate, the rotating rod 34 drives the air inlet wheel 36 to rotate, and the air inlet wheel 36 is arranged corresponding to the cold air inlet 31, so that the external cold air can be quickly guided into the storage tank from the cold air inlet 31 by the air inlet wheel 36, the cold air enters to quickly cool the heat conducting plate 4 on one hand, and on the other hand, the cooling can push the hot air to move upwards, so that the hot air in the storage tank is quickly discharged into the air guide cylinder 21.
In a further optimized solution, the opening direction of the cold air inlet 31 is arranged obliquely downwards. The cold air inlet 31 is formed in the outer frame 1, and since the water flow path 5 is also formed between the outer frame 1 and the heat conductive plate 4, the cold air inlet 31 is preferably formed in an opening direction such that water in the water flow path 5 is not easily discharged from the cold air inlet 31 to the storage tank.
Further optimize the scheme, heat-conducting plate 4 is the halfpace structure, and the width that heat-conducting plate 4 kept away from photovoltaic board 2 one side is less than the width that heat-conducting plate 4 is close to photovoltaic board 2 one side. The step structure of heat-conducting plate 4 sets up, the flow of the cooling water of being convenient for on the one hand, and on the other hand has increased heat transfer area of heat-conducting plate 4, has improved the cooling rate of heat-conducting plate 4.
According to a further optimized scheme, the sealing plate 3 is fixedly connected with a protection box 32, and the water adding box 11 and the exhaust part are both positioned in the protection box 32. The protective box 32 serves to protect the devices provided on the closing plate 3, so that the devices on the closing plate 3 are not susceptible to the external environment.
The working principle is as follows:
in the process of converting light energy into electric energy by the photovoltaic panel 2, the temperature of the sunny side of the photovoltaic panel 2 rises, the photovoltaic panel 2 transfers heat to the heat conducting plate 4, the heat conducting plate 4 heats the air in the storage tank and the water in the water collecting tank 6, the generated hot air moves upwards, the hot air enters the gas guide cylinder 21 and drives the runner 22 to rotate, then the runner 22 drives the second gear 24 to rotate, the second gear 24 drives the first gear 19 to rotate, the first gear 19 drives the first rotating rod 17 to rotate, so that the cooling water in the water adding box 11 is guided into the water outlet pipe 14 by the water guide box 20 through the notch 15, then the cooling water is guided into the water spray pipe 9 through the water outlet hose 16, the water spray pipe 9 sprays the cooling water into the water flow channel 5 to cool the heat conducting plate 4, the cooling water after heat exchange flows into the water collecting tank 6, and then is guided into the heat storage water tank 8 through the hot water outlet pipe 7 by the water collecting tank 6.
When the photovoltaic panel 2 needs to be cleaned, the baffle 30 is detached, the positioning nut 28 is loosened, the supporting rod 27 is driven to move in the moving groove 26, the water spraying pipe 9 is driven to move, when the water spraying hole 10 of the water spraying pipe 9 corresponds to the photovoltaic panel 2 facing the sun, the water spraying pipe 9 is locked, then the water supply pump is turned on, and cooling water is sprayed out from the water spraying hole 10 to clean the surface of the photovoltaic panel 2.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. The solar photovoltaic power generation and photothermal heating integrated system is characterized by comprising an outer frame (1), wherein a photovoltaic panel (2) is arranged on the sunny side of the outer frame (1), a heat collecting part is arranged on one side, away from the photovoltaic panel (2), of the outer frame (1), and the heat collecting part is fixedly connected with the back side of the photovoltaic panel (2);
a storage groove is formed in one side, far away from the photovoltaic panel (2), of the outer frame (1), the heat collection portion comprises a heat collection piece and a water spraying piece which are arranged in the storage groove, the heat collection piece is located below the water spraying piece, the heat collection piece and the water spraying piece are correspondingly arranged, the heat collection piece is fixedly connected with the back face of the photovoltaic panel (2), a sealing plate (3) is arranged in the storage groove, the heat collection piece and the water spraying piece are located between the sealing plate (3) and the photovoltaic panel (2), the sealing plate (3) is fixedly connected with the outer frame (1), an exhaust piece is arranged on the sealing plate (3), the exhaust piece is located above the heat collection piece, and the exhaust piece is in transmission connection with the water spraying piece;
the side wall of the outer frame (1) is provided with an adjusting piece for adjusting the position of the water spraying piece, and the water spraying piece can clean the sunny side of the photovoltaic panel (2) through the adjusting piece;
the heat collection part comprises a plurality of heat conduction plates (4) arranged along the inclined direction of the photovoltaic plate (2), the heat conduction plates (4) are fixedly connected with the photovoltaic plate (2), a water flow channel (5) is formed between every two adjacent heat conduction plates (4), the water flow channel (5) is correspondingly arranged with the water spraying part, a water collecting groove (6) is arranged below the heat conduction plates (4), the water collecting groove (6) is fixedly connected with the outer frame (1), the water collecting groove (6) is communicated with the water flow channel (5), the water collecting groove (6) is communicated with a hot water outlet pipe (7), the hot water outlet pipe (7) is communicated with a heat storage water tank (8), and the heat storage water tank (8) is positioned outside the outer frame (1);
the water spraying part comprises a water spraying pipe (9) arranged in the storage groove, the water spraying pipe (9) is connected with the outer frame (1) through the adjusting part, a plurality of water spraying holes (10) are formed in the bottom end of the water spraying pipe (9), the water spraying holes (10) are arranged corresponding to the water flow channel (5), one side, away from the storage groove, of the sealing plate (3) is fixedly connected with a water adding box (11), the water adding box (11) is communicated with a cold water inlet pipe (12), the cold water inlet pipe (12) is communicated with a cold water tank (13), the cold water tank (13) is located outside the outer frame (1), a water guide part is arranged in the water adding box (11), the water adding box (11) is communicated with the water spraying pipe (9) through the water guide part, and the water guide part is in transmission connection with the exhaust part;
the water guide piece comprises a water outlet pipe (14) arranged in the water adding box (11), the top end of the water outlet pipe (14) is provided with a notch (15), the water outlet pipe (14) is communicated with a water outlet hose (16), the water outlet hose (16) is positioned outside the water adding box (11), the water outlet hose (16) is communicated with the water spray pipe (9), the water adding box (11) is rotatably connected with a first rotating rod (17), the first rotating rod (17) is fixedly connected with a lantern ring (18) and a first gear (19), the lantern ring (18) is positioned in the water adding box (11), the lantern ring (18) is fixedly connected with a water guide box (20), the water guide box (20) is arranged corresponding to the notch (15), the first gear (19) is positioned outside the water adding box (11), and the first gear (19) is in transmission connection with the exhaust piece;
the air discharge spare include with gas cylinder (21) of closing plate (3) rigid coupling, gas cylinder (21) with the storage tank intercommunication, the storage tank internal rotation is connected with runner (22), runner (22) are kept away from the one end rigid coupling of closing plate (3) has second bull stick (23), the terminal rigid coupling of second bull stick (23) has second gear (24), second gear (24) are located gas cylinder (21) are outer, just first gear (19) with second gear (24) meshing, gas cylinder (21) intercommunication has hot gas exit tube (25), hot gas exit tube (25) are located runner (22) are kept away from one side of closing plate (3).
2. The integrated system of solar photovoltaic power generation and photothermal heating according to claim 1, wherein: shifting chute (26) have been seted up respectively to outer frame (1) both sides wall, the regulating part is including setting up branch (27) in shifting chute (26), branch (27) with outer frame (1) sliding connection, two branch (27) respectively with spray pipe (9) both ends rigid coupling, threaded connection has set nut (28) on branch (27), outer frame (1) is close to one side of photovoltaic board (2) is seted up and is used for logical groove (29) that spray pipe (9) removed, can dismantle on logical groove (29) and be connected with baffle (30).
3. The integrated system of solar photovoltaic power generation and photothermal heating according to claim 1, wherein: the side wall of the outer frame (1) is provided with a cold air inlet (31), and the cold air inlet (31) is positioned below the air guide cylinder (21).
4. The integrated solar photovoltaic power generation and photothermal heating system according to claim 3, wherein: the opening direction of the cold air inlet (31) is obliquely downward.
5. The integrated system of solar photovoltaic power generation and photothermal heating according to claim 1, wherein: the heat-conducting plate (4) is of a step structure, and the width of one side, away from the photovoltaic plate (2), of the heat-conducting plate (4) is smaller than the width of one side, close to the photovoltaic plate (2), of the heat-conducting plate (4).
6. The integrated system of solar photovoltaic power generation and photothermal heating according to claim 1, wherein: a protection box (32) is fixedly connected to the closing plate (3), and the water adding box (11) and the exhaust piece are located in the protection box (32).
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| CN202111514499.4A CN114198799B (en) | 2021-12-13 | 2021-12-13 | Solar photovoltaic power generation and photo-thermal heating integrated system |
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| CN202111514499.4A CN114198799B (en) | 2021-12-13 | 2021-12-13 | Solar photovoltaic power generation and photo-thermal heating integrated system |
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| CN101334220A (en) * | 2008-07-29 | 2008-12-31 | 东南大学 | Convection -type photoelectric conversion and intensification and opto-thermal reclamation full-behavior composite heat source device |
| JP2017195733A (en) * | 2016-04-22 | 2017-10-26 | 前田建設工業株式会社 | On-water photovoltaic power generation system |
| CN109217811A (en) * | 2018-08-23 | 2019-01-15 | 湖北金福阳科技股份有限公司 | A kind of photoelectric and light-heat integration component and hot-water heating system |
| CN112039432A (en) * | 2020-09-09 | 2020-12-04 | 福州妆缘红电子科技有限公司 | Cooling and cleaning device for solar cell panel |
| CN113242011A (en) * | 2021-06-01 | 2021-08-10 | 魏巍 | Thermal energy conversion and utilization equipment utilizing photovoltaic power generation |
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2021
- 2021-12-13 CN CN202111514499.4A patent/CN114198799B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101334220A (en) * | 2008-07-29 | 2008-12-31 | 东南大学 | Convection -type photoelectric conversion and intensification and opto-thermal reclamation full-behavior composite heat source device |
| JP2017195733A (en) * | 2016-04-22 | 2017-10-26 | 前田建設工業株式会社 | On-water photovoltaic power generation system |
| CN109217811A (en) * | 2018-08-23 | 2019-01-15 | 湖北金福阳科技股份有限公司 | A kind of photoelectric and light-heat integration component and hot-water heating system |
| CN112039432A (en) * | 2020-09-09 | 2020-12-04 | 福州妆缘红电子科技有限公司 | Cooling and cleaning device for solar cell panel |
| CN113242011A (en) * | 2021-06-01 | 2021-08-10 | 魏巍 | Thermal energy conversion and utilization equipment utilizing photovoltaic power generation |
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