CN215675891U - PVT photovoltaic photo-thermal plate heat balance system - Google Patents
PVT photovoltaic photo-thermal plate heat balance system Download PDFInfo
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- CN215675891U CN215675891U CN202122011701.3U CN202122011701U CN215675891U CN 215675891 U CN215675891 U CN 215675891U CN 202122011701 U CN202122011701 U CN 202122011701U CN 215675891 U CN215675891 U CN 215675891U
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/60—Thermal-PV hybrids
Abstract
The utility model discloses a PVT photovoltaic photo-thermal plate heat balance system which comprises a PVT photovoltaic photo-thermal plate, a water tank, an immersion type heat exchanger immersed in the water tank and communicated with the PVT photovoltaic photo-thermal plate through a heat taking circulating pipeline, and a heat supply circulating pipeline communicated with the water tank. When the heat balance system of the PVT photovoltaic photo-thermal plate is used, heat generated by the PVT photovoltaic photo-thermal plate absorbing solar energy can be transferred to the immersion type heat exchanger through liquid in the heat taking circulation pipeline, then the heat is transferred to liquid in the water tank in a heat transfer mode through the immersion type heat exchanger, and finally the liquid in the water tank is conveyed to the heat supply tail end through the heat supply circulation pipeline for heat supply utilization. Thereby realizing the cooling of the PVT photovoltaic photo-thermal plate and the full utilization of the heat energy.
Description
Technical Field
The utility model relates to the field of PVT (photovoltaic and photo-thermal) plates, in particular to a PVT photovoltaic and photo-thermal plate heat balance system.
Background
The solar energy is inexhaustible, the solar energy resources in China are rich, and the research and the related application of converting the solar energy into the electric energy with higher grade and the heat energy with lower grade by using the solar PVT photovoltaic photo-thermal plate are more perfect.
The current PVT thermoelectric integration technology can only deliver or store power in the battery, which is a reliable solution. However, the problems of untimely utilization, insufficient utilization, overhigh temperature in summer, insufficient temperature in winter, large temperature fluctuation in transition seasons and the like exist in the utilization of heat. The heat is not beneficial to the utilization of heat, meanwhile, the accumulated heat can have negative influence on the photovoltaic power generation efficiency, the comprehensive utilization efficiency of solar energy is not improved, the photovoltaic power generation efficiency is reduced, and the economic benefit and the environmental protection benefit are greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a thermal balance system of a PVT photovoltaic photo-thermal plate, aiming at the defects of the prior art.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a PVT photovoltaic photo-thermal plate heat balance system is constructed and comprises a PVT photovoltaic photo-thermal plate, a water tank, an immersion type heat exchanger immersed in the water tank and communicated with the PVT photovoltaic photo-thermal plate through a heat taking circulation pipeline, and a heat supply circulation pipeline communicated with the water tank.
In the PVT photovoltaic photo-thermal plate heat balance system, the submerged heat exchanger is a plate heat exchanger or a sleeve heat exchanger.
In the thermal balance system of the PVT photovoltaic photo-thermal plate, the thermal balance system also comprises a radiator which is communicated with the water tank and is used for cooling liquid in the water tank.
In the PVT photovoltaic photo-thermal plate heat balance system, the radiator is a refrigerant self-circulation radiator or a cooling tower.
In the PVT photovoltaic photo-thermal plate heat balance system, the heat taking circulating pipeline is provided with a water pump for promoting the liquid in the heat taking circulating pipeline to circularly flow, and the heat supply circulating pipeline is provided with a heat pump for conveying the heat in the water tank to the heat supply tail end.
In the thermal balance system of the PVT photovoltaic photo-thermal plate, a first temperature sensor for detecting the temperature of liquid in the water tank is arranged in the water tank, a second temperature sensor for detecting the temperature of the PVT photovoltaic photo-thermal plate is arranged on the PVT photovoltaic photo-thermal plate, and the thermal balance system further comprises a control chip which is electrically connected with the first temperature sensor and the second temperature sensor and is used for controlling the water pump and the radiator to be started or closed.
In the PVT photovoltaic photo-thermal plate heat balance system, the water tank is also provided with a sewage discharge outlet and a water replenishing port.
In the PVT photovoltaic photo-thermal plate heat balance system, the top of the water tank is also provided with an air outlet and an air exhaust device communicated with the air outlet.
The PVT photovoltaic photo-thermal plate heat balance system has the following beneficial effects: when the heat balance system of the PVT photovoltaic photo-thermal plate is used, heat generated by the PVT photovoltaic photo-thermal plate absorbing solar energy can be transferred to the immersion type heat exchanger through liquid in the heat taking circulation pipeline, then the heat is transferred to liquid in the water tank in a heat transfer mode through the immersion type heat exchanger, and finally the liquid in the water tank is conveyed to the heat supply tail end through the heat supply circulation pipeline for heat supply utilization. Thereby realizing the cooling of the PVT photovoltaic photo-thermal plate and the full utilization of the heat energy.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic structural diagram of a thermal balance system of a PVT photovoltaic photothermal plate of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, in the first embodiment of the PVT photovoltaic photothermal panel thermal balance system of the present invention, the thermal balance system 10 includes a PVT photovoltaic photothermal panel 11, a water tank 12, a submerged heat exchanger 13 submerged in the water tank 12 and communicated with the PVT photovoltaic photothermal panel 11 through a heat extraction circulation line 14, and a heat supply circulation line 15 communicated with the water tank 12.
When the thermal balance system 10 of the PVT photovoltaic photo-thermal panel 11 of the present invention is used, heat generated by solar energy absorption of the PVT photovoltaic photo-thermal panel 11 is transferred to the submerged heat exchanger 13 through the liquid in the heat-taking circulation pipeline 14, then the heat is transferred to the liquid in the water tank 12 through the submerged heat exchanger 13 in a heat transfer manner, and finally the liquid in the water tank 12 is transported to the heat supply end 17 by the heat supply circulation pipeline 15 for heat supply utilization. Thereby realizing the cooling of the PVT photovoltaic photo-thermal plate 11 and the full utilization of the heat energy.
In this application, the liquid medium in the heat-extraction circulation line 14 is a circulation medium such as water, antifreeze, and refrigerant. The liquid in the tank 12 is water.
Preferably, the submerged heat exchanger 13 is a plate heat exchanger 13 or a double pipe heat exchanger 13.
To facilitate heat removal from the tank 12, the thermal balancing system 10 also includes a heat sink 16 in communication with the tank 12 for cooling the liquid within the tank 12.
Specifically, the radiator 16 is a refrigerant self-circulation radiator 16 or a cooling tower.
Furthermore, in order to promote the circulation of the liquid in the heat-taking circulation pipeline 14 and the heat-supplying circulation pipeline 15, a water pump 18 for promoting the circulation of the liquid in the heat-taking circulation pipeline 14 is arranged on the heat-taking circulation pipeline 14, and a heat pump 19 for transferring the heat in the water tank 12 to the heat-supplying end 17 is arranged on the heat-supplying circulation pipeline 15.
Further, for better controlling the heat balance, a first temperature sensor for detecting the temperature of the liquid in the water tank 12 is arranged in the water tank 12, a second temperature sensor for detecting the temperature of the PVT photovoltaic photo-thermal plate 11 is arranged on the PVT photovoltaic photo-thermal plate 11, and the heat balance system 10 further includes a control chip electrically connected with the first temperature sensor and the second temperature sensor and used for controlling the water pump 18 and the radiator 16 to be turned on or off.
When the heat dissipation device is used, the first temperature sensor and the second temperature sensor acquire first temperature data and second temperature data in the PVT photovoltaic photo-thermal plate 11 and the water tank 12 in real time or at regular time, transmit the first temperature data and the second temperature data to the control chip, the control chip compares the first temperature data with the second temperature data, and when the first temperature data is larger than the second temperature data and exceeds a first preset value, the control pump 18 is controlled to be started, liquid in the heat extraction circulation pipeline 14 is promoted to flow, and heat dissipation of the PVT photovoltaic photo-thermal plate 11 is promoted. And when the second temperature data exceeds a second pre-calculated value, the radiator 16 is controlled to be opened to radiate the water tank 12, so that the PVT photovoltaic photo-thermal plate 11 is prevented from radiating in time due to overhigh temperature in the water tank 12.
Further, the water tank 12 is provided with a sewage draining outlet and a water replenishing outlet.
Further, an air outlet and an air exhaust device communicated with the air outlet are arranged at the top of the water tank 12.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. The utility model provides a PVT photovoltaic light and heat board thermal balance system which characterized in that, the thermal balance system includes PVT photovoltaic light and heat board, water tank, immerse in the water tank and with PVT photovoltaic light and heat board is through getting the immersive heat exchanger of thermal cycle pipeline intercommunication and with the heat supply circulation pipeline of water tank intercommunication.
2. The PVT photovoltaic photothermal panel thermal balancing system of claim 1 wherein the submerged heat exchanger is a plate heat exchanger or a double pipe heat exchanger.
3. The PVT photovoltaic photothermal panel thermal balancing system of claim 1 further comprising a heat sink in communication with the water tank for cooling the liquid in the water tank.
4. The PVT photovoltaic photothermal panel thermal balance system of claim 3 wherein the heat sink is a coolant self-circulating heat sink or a cooling tower.
5. The PVT photovoltaic photothermal plate heat balance system according to claim 3, wherein a water pump for promoting the liquid in the heat taking circulation pipeline to circularly flow is arranged on the heat taking circulation pipeline, and a heat pump for transferring the heat in the water tank to the heat supply end is arranged on the heat supply circulation pipeline.
6. The PVT photovoltaic and photothermal plate thermal balance system according to claim 5, wherein a first temperature sensor for detecting the temperature of the liquid in the water tank is arranged in the water tank, a second temperature sensor for detecting the temperature of the PVT photovoltaic and photothermal plate is arranged on the PVT photovoltaic and photothermal plate, and the thermal balance system further comprises a control chip electrically connected with the first temperature sensor and the second temperature sensor and used for controlling the water pump and the radiator to be started or shut down.
7. The PVT photovoltaic photothermal plate heat balance system according to claim 1, wherein a drain outlet and a water replenishing port are further provided on said water tank.
8. The PVT photovoltaic photothermal panel thermal balancing system of claim 7, wherein said water tank top is further provided with an exhaust port, and an exhaust means in communication with said exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122011701.3U CN215675891U (en) | 2021-08-25 | 2021-08-25 | PVT photovoltaic photo-thermal plate heat balance system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122011701.3U CN215675891U (en) | 2021-08-25 | 2021-08-25 | PVT photovoltaic photo-thermal plate heat balance system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215675891U true CN215675891U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122011701.3U Active CN215675891U (en) | 2021-08-25 | 2021-08-25 | PVT photovoltaic photo-thermal plate heat balance system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215675891U (en) |
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2021
- 2021-08-25 CN CN202122011701.3U patent/CN215675891U/en active Active
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