CN112611113A - Photovoltaic solar hot water heating system - Google Patents
Photovoltaic solar hot water heating system Download PDFInfo
- Publication number
- CN112611113A CN112611113A CN202011503767.8A CN202011503767A CN112611113A CN 112611113 A CN112611113 A CN 112611113A CN 202011503767 A CN202011503767 A CN 202011503767A CN 112611113 A CN112611113 A CN 112611113A
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- CN
- China
- Prior art keywords
- heat collecting
- photovoltaic solar
- pipe
- hot water
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000004321 preservation Methods 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims description 25
- 239000012790 adhesive layer Substances 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 description 11
- 238000005286 illumination Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000004446 light reflex Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
- F24S80/50—Elements for transmitting incoming solar rays and preventing outgoing heat radiation; Transparent coverings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
- F24S80/60—Thermal insulation
-
- 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
-
- 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
Abstract
The invention relates to the field of new energy application, and particularly discloses a photovoltaic solar hot water heating system, which comprises: the hot water tank comprises a heating inner container and a shell; the first vacuum heat collecting pipes are respectively and uniformly arranged in the containing cavity at intervals, and the heat collecting ends of the first vacuum heat collecting pipes are connected with the outer surface of the heating inner container; the plurality of second vacuum heat collecting pipes are respectively arranged on the first heat collecting plate, and the heat collecting ends of the plurality of second vacuum heat collecting pipes penetrate through the shell and extend into the heating liner; the solar photovoltaic solar panel comprises a photovoltaic solar panel and a heat collecting plate, wherein the heat collecting plate is attached and fixed to the bottom of the photovoltaic solar panel, and a plurality of hollow branch pipes are arranged on the heat collecting plate; one end of the first heat collecting pipe is an air inlet, and the pipe wall of the first heat collecting pipe is communicated with one ends of the plurality of hollow branch pipes; and one end of the second heat collecting pipe is provided with an air outlet, and the pipe wall of the second heat collecting pipe is communicated with the other ends of the plurality of hollow branch pipes. The heating system can reduce heat loss, so that the internal heat dissipation capacity of the water tank is extremely low, and the heat preservation performance is excellent.
Description
Technical Field
The invention belongs to the field of new energy application, and particularly relates to a photovoltaic solar hot water heating system.
Background
The existing solar heat collector converts light energy into heat energy through a vacuum heat collecting tube, and then transmits the heat energy into cold water of a water tank to be heated, so that the cold water is heated. However, in cold areas in winter, even if the outer surface of the water tank is attached with the heat insulation layer, the heat dissipation of water in the water tank is fast due to the cold environment. If the weather of weak sunlight is met, the defect of low water temperature in the water tank can be caused.
Disclosure of Invention
The invention aims to provide a photovoltaic solar hot water heating system, so that the defect of poor heat preservation effect of a water tank in cold weather is overcome.
In order to achieve the above object, the present invention provides a photovoltaic solar hot water heating system, comprising:
the hot water tank comprises a heating inner container and an outer shell, the heating inner container is arranged in the outer shell, an accommodating cavity is formed between the outer shell and the heating inner container, the outer wall of the heating inner container and the inner wall of the outer shell are both light reflecting layers, and the outer shell is uniformly provided with a plurality of light transmitting window bodies at intervals;
the first vacuum heat collecting pipes are uniformly arranged in the accommodating cavity at intervals, and the heat collecting ends of the first vacuum heat collecting pipes are connected with the outer surface of the heating inner container;
the plurality of second vacuum heat collecting pipes are arranged on the first heat collecting plate, and heat collecting ends of the plurality of second vacuum heat collecting pipes penetrate through the shell and extend into the heating liner;
the solar panel comprises a photovoltaic solar panel and a second heat collecting plate, wherein the second heat collecting plate is attached to and fixed at the bottom of the photovoltaic solar panel, and a plurality of hollow branch pipes are arranged on the second heat collecting plate;
one end of the first heat collecting pipe is an air inlet, the other end of the first heat collecting pipe is in a sealed state, and the pipe wall of the first heat collecting pipe is communicated with one ends of the hollow branch pipes;
one end of the second heat collecting pipe is provided with an air outlet, the other end of the second heat collecting pipe is in a sealed state, and the pipe wall of the second heat collecting pipe is communicated with the other ends of the plurality of hollow branch pipes; and
the heat preservation pipe is wound on the outer wall of the shell, one end of the heat preservation pipe is connected with the air outlet hole, and the other end of the heat preservation pipe is connected with the first heat collecting pipe.
Preferably, in the above technical scheme, the solar heating inner container further comprises a heat insulation layer, and the heat insulation layer is arranged between the outer wall of the heating inner container and the light reflection layer.
Preferably, in the above technical scheme, the thermal heating liner is cylindrical, and the plurality of first vacuum heat collecting tubes are uniformly arranged along the periphery of the cylindrical heating liner.
Preferably, in the above technical scheme, the heat pump system further comprises a temperature sensor, a heat pump and a controller, the heat pump is arranged in the heat preservation pipe, the temperature sensor is arranged in the hollow branch pipe, and the controller is respectively connected with the heat pump and the temperature sensor.
Preferably, in the above technical solution, the device further includes a pressure relief valve, and the pressure relief valve is disposed on the housing.
Preferably, in the above technical solution, the solar photovoltaic module further includes a storage battery, and the storage battery is connected to the controller and the photovoltaic solar panel.
Preferably, in the above technical scheme, the photovoltaic solar panel is sequentially formed by laminating a transparent cover plate, a first EVA glue layer, a solar panel, a second EVA glue layer and a TPT back plate in an up-down sequence.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the photovoltaic solar hot water heating system, the accommodating cavity is formed in the hot water tank, the vacuum heat collecting tube layer is arranged in the accommodating cavity, illumination can be absorbed into the accommodating cavity through the light transmitting window body, and the upper surface and the lower surface of the accommodating cavity are the light reflecting layers, so that light is reflected to the vacuum heat collecting tube to be converted into heat energy, the outer wall of the heating inner container forms the heating layer, heat loss can be reduced, the internal heat dissipation capacity of the water tank is extremely low, and water in the water tank is enabled to be heated and insulated more easily.
2. The solar water heater also collects heat generated by the photovoltaic cell panel, and the heat is wound outside the hot water tank through the pipeline to form an external heat insulation layer, so that the heat dissipation capacity of the hot water tank is smaller, and the hot water tank can resist a colder weather environment.
3. The invention is provided with the pressure release valve on the shell, and can prevent safety accidents caused by overlarge air pressure in the shell.
Drawings
Fig. 1 is a first structural diagram of a photovoltaic solar hot water heating system of the present invention.
Fig. 2 is a second structural diagram of the photovoltaic solar hot water heating system of the present invention.
The solar heat collecting device comprises a photovoltaic solar panel 1, a second heat collecting plate 2, a hollow branch pipe 3, a first heat collecting pipe 4, a second heat collecting pipe 5, a temperature sensor 6, a heat pump 7, a heat preservation pipe 8, a shell 9, a heating inner container 10, a first vacuum heat collecting pipe 11, a second vacuum heat collecting pipe 12, a first heat collecting plate 13, a heat collecting end 14, a containing cavity 15, a light transmitting window 16, a heat collecting end 17, a pressure release valve 18, a heat preservation layer 19 and a light reflecting layer 20.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
As shown in fig. 1-2, a photovoltaic solar hot water heating system in this embodiment includes: the solar water heater comprises a hot water tank, a plurality of first evacuated solar collector tubes 11, a plurality of second evacuated solar collector tubes 12, a photovoltaic solar panel 1, a heat insulation layer 19, a second heat collector plate 2, a first heat collector tube 4, a second heat collector tube 5, a heat insulation tube 8, a temperature sensor 6, a heat pump 7, a controller, a pressure release valve 18 and a storage battery.
With continued reference to fig. 2, the hot water tank includes a heating inner container 10 and a housing 9, the heating inner container 10 is disposed in the housing 9, an accommodating cavity 15 is formed between the housing 9 and the heating inner container 10, the outer wall of the heating inner container 10 and the inner wall of the housing 9 are both light reflecting layers, the housing 9 is uniformly provided with a plurality of light-transmitting window bodies 16 at intervals, and the light-transmitting window bodies 16 are preferably made of heat-insulating materials or have a double-layer glass structure, so as to meet the requirement of heat insulation. Heating inner bag 10 is cylindricly, and shell 9 also prefers to be cylindricly, like this, and light is taken into behind the printing opacity window form 16, can form good refraction for the illumination is refracted in the periphery homoenergetic of heating inner bag 10, thereby makes first evacuated collector tube 11 can obtain abundant illumination.
It can be understood that, because the accommodating chamber 15 is in a sealing state, the housing 9 is provided with a relief valve, which can prevent safety accidents caused by excessive air pressure in the housing 9.
In the chamber 15 is held to locating of a plurality of first evacuated collector tubes 11 evenly spaced, a plurality of first evacuated collector tubes 11 are preferred evenly to be arranged along cylindric heating inner bag 10's periphery, and the surface of heating inner bag 10 is connected to the thermal-arrest end 17 of a plurality of first evacuated collector tubes 11 for the heat that first evacuated collector tube 11 produced can keep warm to the outer wall of heating inner bag 10.
It can be understood that the insulation layer 19 is disposed between the outer wall of the heating inner container 10 and the light reflection layer of the heating inner container 10, and the heat collecting end 17 of the first evacuated collector tube 11 can be connected to the insulation layer 19, so that the insulation layer 19 is added, and the insulation effect is better.
A plurality of second evacuated collector tubes 12 are arranged on the first collector plate 13, and a collector end 14 of the plurality of second evacuated collector tubes 12 extends into the heating inner container 10 through the outer shell 9. The second heat collecting plate 13 is attached to and fixed at the bottom of the photovoltaic solar panel 1, the second heat collecting plate 2 is provided with a plurality of hollow branch pipes 3, one end of the first heat collecting pipe 4 is an air inlet, the other end of the first heat collecting pipe is in a sealed state, and the pipe wall of the first heat collecting pipe 4 is communicated with one ends of the plurality of hollow branch pipes 3. One end of the second heat collecting pipe 5 is an air outlet, the other end is in a sealed state, and the pipe wall of the second heat collecting pipe 5 is communicated with the other ends of the plurality of hollow branch pipes 3. The insulating tube 8 is wound on the outer wall of the shell 9 and is wound with multiple layers so that the insulating effect is better, one end of the insulating tube 8 is connected with the air outlet hole, and the other end of the insulating tube is connected with the first heat collecting tube 4. The second heat collecting plate 2 collects heat generated by the photovoltaic solar panel 1, and the heat passes through the heat preservation pipe 8 and then is transmitted to the heat preservation pipe 8 on the surface of the hot water tank, so that heat preservation is performed on the hot water tank.
It can be understood that the photovoltaic solar cell panel 1 is sequentially formed by the transparent cover plate, the first EVA adhesive layer, the solar cell panel, the second EVA adhesive layer and the TPT back plate in a downward sequence.
Further, heat pump 7 is located in insulating tube 8, and temperature sensor 6 is located in hollow branch 3, and the controller is connected with heat pump 7 and temperature sensor 6 respectively, and the battery connection controller and photovoltaic solar cell panel. When the temperature sensor detects that the temperature is too high, the controller opens the heat pump to accelerate the circulating airflow, so that the heat is fully utilized, the temperature of the photovoltaic solar panel can be reduced more, and the working efficiency of the photovoltaic solar panel is improved.
To sum up, photovoltaic solar hot water heating system sets up the one deck in the hot-water tank and holds the chamber, set up the vacuum collector tube layer holding the intracavity, illumination accessible printing opacity window form is ingested and is held the intracavity, and the upper and lower face because of holding the chamber is the light reflex layer, consequently light takes place to shine after the refraction and carries out the phototransformation on the vacuum collector tube and become heat energy, consequently makes the outer wall of heating inner bag form the zone of heating, can reduce thermal loss, thereby makes the interior heat dissipation capacity of water tank minimum, thereby guarantees that the water in the water tank heats and keeps warm more easily.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (7)
1. A photovoltaic solar hot water heating system, comprising:
the hot water tank comprises a heating inner container and an outer shell, the heating inner container is arranged in the outer shell, an accommodating cavity is formed between the outer shell and the heating inner container, the outer wall of the heating inner container and the inner wall of the outer shell are both light reflecting layers, and the outer shell is uniformly provided with a plurality of light transmitting window bodies at intervals;
the first vacuum heat collecting pipes are uniformly arranged in the accommodating cavity at intervals, and the heat collecting ends of the first vacuum heat collecting pipes are connected with the outer surface of the heating inner container;
the plurality of second vacuum heat collecting pipes are arranged on the first heat collecting plate, and heat collecting ends of the plurality of second vacuum heat collecting pipes penetrate through the shell and extend into the heating liner;
the solar panel comprises a photovoltaic solar panel and a second heat collecting plate, wherein the second heat collecting plate is attached to and fixed at the bottom of the photovoltaic solar panel, and a plurality of hollow branch pipes are arranged on the second heat collecting plate;
one end of the first heat collecting pipe is an air inlet, the other end of the first heat collecting pipe is in a sealed state, and the pipe wall of the first heat collecting pipe is communicated with one ends of the hollow branch pipes;
one end of the second heat collecting pipe is provided with an air outlet, the other end of the second heat collecting pipe is in a sealed state, and the pipe wall of the second heat collecting pipe is communicated with the other ends of the plurality of hollow branch pipes; and
the heat preservation pipe is wound on the outer wall of the shell, one end of the heat preservation pipe is connected with the air outlet hole, and the other end of the heat preservation pipe is connected with the first heat collecting pipe.
2. The photovoltaic solar hot water heating system of claim 1, further comprising an insulating layer disposed between the outer wall of the heating inner container and the light reflecting layer.
3. The photovoltaic solar hot water heating system according to claim 1, wherein the thermal heating inner container is cylindrical, and the plurality of first vacuum heat collecting tubes are uniformly arranged along the periphery of the cylindrical heating inner container.
4. The photovoltaic solar hot water heating system of claim 1, further comprising a temperature sensor, a heat pump and a controller, wherein the heat pump is arranged in the heat preservation pipe, the temperature sensor is arranged in the hollow branch pipe, and the controller is connected with the heat pump and the temperature sensor respectively.
5. The photovoltaic solar hot water heating system of claim 1, further comprising a pressure relief valve disposed on the housing.
6. The photovoltaic solar hot water heating system of claim 4, further comprising a storage battery connecting the controller and the photovoltaic solar panel.
7. The photovoltaic solar hot water heating system of claim 1, wherein the photovoltaic solar panel is formed by sequentially attaching a transparent cover plate, a first EVA adhesive layer, a solar panel, a second EVA adhesive layer and a TPT back plate in an up-down order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011503767.8A CN112611113B (en) | 2020-12-18 | 2020-12-18 | Photovoltaic solar hot water heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011503767.8A CN112611113B (en) | 2020-12-18 | 2020-12-18 | Photovoltaic solar hot water heating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112611113A true CN112611113A (en) | 2021-04-06 |
| CN112611113B CN112611113B (en) | 2022-07-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011503767.8A Active CN112611113B (en) | 2020-12-18 | 2020-12-18 | Photovoltaic solar hot water heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112611113B (en) |
Citations (13)
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|---|---|---|---|---|
| US20030127089A1 (en) * | 2000-03-10 | 2003-07-10 | Drummond Noel Richard | Method of manufacturing a solar collector panel |
| US20040055631A1 (en) * | 2002-05-28 | 2004-03-25 | Kazimierz Szymocha | Hybrid solar energy collector |
| CN101852498A (en) * | 2008-12-31 | 2010-10-06 | 北京环能海臣科技有限公司 | Solar collector with necked long-diameter vacuum heat collection tubes in longitudinal inserted and closely packed arrangement |
| EP2580538A1 (en) * | 2010-06-11 | 2013-04-17 | Reinold Ferschitz | Combined solar collector |
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2020
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| Publication number | Publication date |
|---|---|
| CN112611113B (en) | 2022-07-22 |
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