CN104201973A - Solar photovoltaic photo-thermal generation and co-generation comprehensive system - Google Patents
Solar photovoltaic photo-thermal generation and co-generation comprehensive system Download PDFInfo
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- CN104201973A CN104201973A CN201410424135.0A CN201410424135A CN104201973A CN 104201973 A CN104201973 A CN 104201973A CN 201410424135 A CN201410424135 A CN 201410424135A CN 104201973 A CN104201973 A CN 104201973A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/60—Thermal-PV hybrids
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Abstract
The invention discloses a solar photovoltaic photo-thermal generation and co-generation comprehensive system. The solar photovoltaic photo-thermal generation and co-generation comprehensive system comprises first thermal tubes arranged in a hollow vacuum glass tube, wherein the portions stretching out of the hollow vacuum glass tube, of the first thermal tubes are directly or indirectly connected with the thermal end surface of a semiconductor generation sheet, and the first thermal tubes are at least two oppositely-arranged micro-thermal tube array planar thermal tubes. The solar photovoltaic photo-thermal generation and co-generation comprehensive system further comprises a cooling system for providing a cold source connection portion connected with the cold end surface of the semiconductor generation sheet, a solar photovoltaic cell panel, a first group of planar thermal tubes with one surface directly or indirectly and vertically bonded on the back plate of the cell panel respectively, and a second group of planar thermal tubes with evaporation sections bonded on the first group of planar thermal tubes, wherein the condensation section of the second group of planar thermal tubes is bonded with the thermal end surface of the semiconductor generation sheet, a tube-on-sheet heat exchanger is arranged on the upper portion of the back surface of the first group of planar thermal tubes, and the tube-on-sheet heat exchanger is connected with the pipeline of a hot water supply system. According to the solar photovoltaic photo-thermal generation and co-generation comprehensive system disclosed by the invention, the heat of photo-thermal and photoelectricity is adequately utilized for generation and producing hot water.
Description
Technical field:
The invention belongs to field of solar thermal power generation, particularly a kind of photovoltaic and photothermal solar generating, cogeneration integrated system.
Background technology:
Solar energy is as important clean energy resource, and its efficient utilization can improve clean energy resource overall utilization rate, promotes the popularization and application of solar energy.The previous important application of solar energy order is to adopt solar cell photovoltaic generating, and the photoelectric conversion efficiency maximum of general commercial solar cell is about 15%-20%, and unemployed solar radiant energy major part is absorbed and is converted into heat energy by battery.If these heats can not be got rid of in time, battery temperature can raise, and generating efficiency reduces, 1 ℃ of Efficiency Decreasing of the every rising of battery temperature approximately 0.5%.In addition, also at high temperature work for a long time can be because of aging reduction of service life rapidly for solar cell.Except winter, battery temperature reaches 70-100 ℃ conventionally, and actual photovoltaic efficiency only has 10% left and right.Existing solar heat is electrically connected, for system, micro heat pipe array flat-plate heat pipe is directly or indirectly close to Solar panel backside, and be connected in time heat is led away with flat-plate heat pipe by hot-water line, not only prevented that cell panel is overheated, improve efficiency, extended useful life, and can also hot-water supply, owing to being equivalent to that battery back-sheet is carried out to Forced water cooling, battery temperature is controlled in 42 ℃, and cell panel efficiency improves 20%-30%, supplies 40 ℃ of left and right hot water.Current solar light-heat power-generation system has slot type, tower, three kinds of systems of dish formula (disc type).But three kinds of forms all respectively have its defect, are mainly that technology is immature, and complex structure, can not obtain large-scale promotion.At present still there is no to fully utilize the system of above-mentioned photoelectricity, photo-thermal power generation.
Summary of the invention:
The present invention solves the problem that generating efficiency is not high or immature and photo-thermal photovoltaic generation can not fully utilize that existing photo-thermal power generation exists, design a kind of photovoltaic and photothermal solar simple in structure generating, cogeneration integrated system, the heat comprehensive electric generating that can efficiently utilize sunlight heat and photovoltaic generation to produce.
The present invention is achieved in that
A kind of photovoltaic and photothermal solar generating, cogeneration integrated system, comprise the first heat pipe being arranged in hollow vacuum glass tube, the part of the stretching out described hollow vacuum glass tube hot junction face direct or indirect and semiconductor generating sheet of described the first heat pipe joins, also comprise cooling system, described cooling system provides a low-temperature receiver connecting portion, and the cold junction face of described low-temperature receiver connecting portion and described semiconductor generating sheet joins, also comprise solar photovoltaic generation system, described solar photovoltaic generation system comprises that solar photovoltaic cell panel and one side are directly or indirectly vertically fitted in the micro heat pipe array flat-plate heat pipe on described cell panel backboard---first group of flat-plate heat pipe, and evaporation section is fitted in second group of flat-plate heat pipe on described first group of flat-plate heat pipe, the hot junction face of the condensation segment of described second group of flat-plate heat pipe and described semiconductor generating sheet fits, top at described first group of flat-plate heat pipe back side arranges band-tube type heat exchanger, described band-tube type heat exchanger is connected with the pipeline of hot water supply system.
Described the first heat pipe is flat-plate heat pipe, described in join for laminating join.
Described the first heat pipe is micro heat pipe array flat-plate heat pipe.
The cooling system of above-mentioned electricity generation system is cold water circulating system, and described cold water circulating system comprises cold water source and the water pipe being connected with cold water source, on described water pipe, band-tube type heat exchanger is set, and the plate face of described band-tube type heat exchanger is described low-temperature receiver connecting portion.
Above-mentioned cold water circulating system comprises a pump, for carrying out forced circulation.
Described the first heat pipe is the many heat pipes that are arranged side by side that are separately positioned in a hollow vacuum glass tube, and each heat pipe is connected with one second heat pipe, and the hot junction face of described the second heat pipe and described semiconductor generating sheet joins.
Described the second heat pipe is flat-plate heat pipe, and described the second heat pipe is micro heat pipe array flat-plate heat pipe, described in join for laminating join.
Described second group of flat-plate heat pipe is micro heat pipe array flat-plate heat pipe.
The system of described hot water supply is hot water cyclesystem.
Described hot water cyclesystem and cold water circulating system can share low-temperature receiver.
The power lug of described semiconductor generating sheet is directly connected with bulb, or is connected with bulb by storage battery.
The described semiconductor generating power lug of sheet is with the power lug of cell panel parallel connection or connect.
Hollow vacuum glass tube of the present invention absorbs the heat of sunlight, and by greenhouse effect, make to manage interior temperature and raise, the first heat pipe in pipe absorbs rapidly heat and is delivered to the hot junction of semiconductor generating sheet, under cooling system effect, cold junction face and the hot junction face of semiconductor generating sheet produce the temperature difference, thereby generating, cooling system also can externally provide hot water.And solar photovoltaic generation system is drawn the heat on cell panel backboard by two groups of flat-plate heat pipes, and the same hot junction face of heat being guided to semiconductor generating sheet, make the hot junction surface temperature of semiconductor generating sheet higher, photo-thermal power generation efficiency is improved.Simultaneously the heat of photovoltaic generation backboard also by band-tube type heat exchanger by exchange heat to hot water supply system so that hot water to be further provided.The photo-thermal power generation of the photovoltaic power generation of this photovoltaic, cogeneration integrated system is simple in structure, by the heat of the generation of photovoltaic generation is made full use of to generate electricity, therefore heat comprehensive utilization makes generating efficiency high, practical value is large, and for acting on the cold water circulating system of cold junction face, also produce hot water, external hot-water supply.
Accompanying drawing explanation:
Fig. 1 is structural representation of the present invention.
Embodiment:
A kind of photovoltaic and photothermal solar generating in Fig. 1, cogeneration integrated system, comprise the first heat pipe 2 being arranged in hollow vacuum glass tube 1, the part of the stretching out described hollow vacuum glass tube 1 hot junction face direct or indirect and semiconductor generating sheet 3 of described the first heat pipe 2 joins, described the first heat pipe 2 is at least two micro heat pipe array flat-plate heat pipes that are oppositely arranged, described in join and join for laminating.In Fig. 1, for indirectly joining, by the second heat pipe 17 fitting with the first heat pipe 2, fit with the hot junction face of semiconductor generating sheet 3.Because the first heat pipe 2 is two micro heat pipe array flat-plate heat pipes that are oppositely arranged, its condensation segment can be fitted in respectively the positive and negative of described the second heat pipe 3, thereby increases contact-making surface, improves the heat output that sends the second heat pipe 17 to.Described flat-plate heat pipe is preferably the bright micro heat pipe array flat-plate heat pipe of Zhao Yao grey hair, open in detail having in first to file of Zhao Yaohua.Also comprise cooling system, described cooling system provides a low-temperature receiver connecting portion, and the cold junction face of described low-temperature receiver connecting portion and described semiconductor generating sheet 3 joins.The cooling system of above-mentioned electricity generation system is cold water circulating system, certainly also other cooling systems.Described cold water circulating system comprises cold water source 6 and the water pipe 4 being connected with cold water source 6, on described water pipe 4, band-tube type heat exchanger is set, and the plate face of described band-tube type heat exchanger is that described low-temperature receiver connecting portion is fitted with the cold junction face of generating sheet 3.Above-mentioned cold water circulating system comprises a pump 5, for carrying out forced circulation.
Above-mentioned hollow vacuum glass tube is " heat pipe is direct insertion " glass tube with vacuum, and its hollow tube is convenient to the first heat pipe 2 and is inserted.
The first heat pipe described in Fig. 1 is the many heat pipes that are arranged side by side that are separately positioned in a hollow vacuum glass tube, totally 5 hollow vacuum glass tubes 1 in figure.The condensation end face of each heat pipe is connected with the evaporation section of the second heat pipe 17, and the hot junction face of the condensation end face of described the second heat pipe 17 and described semiconductor generating sheet joins.Described the second heat pipe 17 is flat-plate heat pipe, micro heat pipe array flat-plate heat pipe more preferably, described in join and join for laminating.
Also comprise solar photovoltaic generation system, described solar photovoltaic generation system comprises that solar photovoltaic cell panel 13 and one side are directly or indirectly vertically fitted in the micro heat pipe array flat-plate heat pipe on described cell panel 13 backboards---first group of flat-plate heat pipe 14, and evaporation section is fitted in second group of flat-plate heat pipe 18 on described first group of flat-plate heat pipe, the cold junction that the condensation segment of described second group of flat-plate heat pipe and described semiconductor are sent out pad 3 is towards laminating, top at described first group of flat-plate heat pipe 14 back side arranges band-tube type heat exchanger 12, described band-tube type heat exchanger 12 is connected with the pipeline of hot water supply system.Described hot water supply system is hot water cyclesystem, comprises water tank 9, and water tank 9 is connected with band-tube type heat exchanger 12 by pipeline 10, and the water inlet pipe 7 that hot water cyclesystem can arrange pump 11. water tanks 9 communicates with cold water source 6, and outlet pipe 8 is for hot-water supply.
Described in the present embodiment, hot water cyclesystem and cold water circulating system can share cold water source 6, certainly also can not share.
The power lug of described semiconductor generating sheet is directly connected with bulb, or is connected with bulb by storage battery.
Described in the embodiment of Fig. 1, the semiconductor generating power lug of sheet and the power lug of cell panel 15 be in parallel, also can connect.
Claims (10)
1. photovoltaic and photothermal solar generating, cogeneration integrated system, it is characterized in that: comprise the first heat pipe being arranged in hollow vacuum glass tube, the part of the stretching out described hollow vacuum glass tube hot junction face direct or indirect and semiconductor generating sheet of described the first heat pipe joins, and described the first heat pipe is at least two micro heat pipe array flat-plate heat pipes that are oppositely arranged, also comprise cooling system, described cooling system provides a low-temperature receiver connecting portion, and the cold junction face of described low-temperature receiver connecting portion and described semiconductor generating sheet joins, also comprise solar photovoltaic generation system, described solar photovoltaic generation system comprises that solar photovoltaic cell panel and one side are directly or indirectly vertically fitted in the micro heat pipe array flat-plate heat pipe on described cell panel backboard---first group of flat-plate heat pipe, and evaporation section is fitted in second group of flat-plate heat pipe on described first group of flat-plate heat pipe, the hot junction face of the condensation segment of described second group of flat-plate heat pipe and described semiconductor generating sheet fits, top at described first group of flat-plate heat pipe back side arranges band-tube type heat exchanger, described band-tube type heat exchanger is connected with the pipeline of hot water supply system.
2. a kind of photovoltaic and photothermal solar generating according to claim 1, cogeneration integrated system, is characterized in that: described the first heat pipe is flat-plate heat pipe, described in join and join for laminating; Described the first heat pipe is micro heat pipe array flat-plate heat pipe.
3. a kind of photovoltaic and photothermal solar generating according to claim 1 and 2, cogeneration integrated system, it is characterized in that: the cooling system of described electricity generation system is cold water circulating system, described cold water circulating system comprises cold water source and the water pipe being connected with cold water source, on described water pipe, band-tube type heat exchanger is set, the plate face of described band-tube type heat exchanger is described low-temperature receiver connecting portion.
4. a kind of photovoltaic and photothermal solar generating according to claim 1 and 2, cogeneration integrated system, is characterized in that: above-mentioned cold water circulating system comprises a pump, for carrying out forced circulation.
5. a kind of photovoltaic and photothermal solar generating according to claim 1 and 2, cogeneration integrated system, it is characterized in that: described the first heat pipe is the many heat pipes that are arranged side by side that are separately positioned in a hollow vacuum glass tube, each heat pipe is all connected with the evaporation section of one second heat pipe, and the hot junction face of the condensation segment of described the second heat pipe and described semiconductor generating sheet joins.
6. a kind of photovoltaic and photothermal solar generating according to claim 5, cogeneration integrated system, is characterized in that: described the second heat pipe is flat-plate heat pipe, and described the second heat pipe is micro heat pipe array flat-plate heat pipe, described in join and join for laminating.
7. a kind of photovoltaic and photothermal solar generating according to claim 1, cogeneration integrated system, is characterized in that: described second group of flat-plate heat pipe is micro heat pipe array flat-plate heat pipe.
8. a kind of photovoltaic and photothermal solar generating according to claim 3, cogeneration integrated system, is characterized in that: described hot water supply system is hot water cyclesystem, and described hot water cyclesystem and cold water circulating system can share low-temperature receiver.
9. a kind of photovoltaic and photothermal solar generating according to claim 1, cogeneration integrated system, is characterized in that: the power lug of described semiconductor generating sheet is directly connected with bulb, or is connected with bulb by storage battery.
10. a kind of photovoltaic and photothermal solar generating according to claim 1, cogeneration integrated system, is characterized in that: the described semiconductor generating power lug of sheet is with the power lug of cell panel parallel connection or connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410424135.0A CN104201973A (en) | 2014-08-26 | 2014-08-26 | Solar photovoltaic photo-thermal generation and co-generation comprehensive system |
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| CN201410424135.0A CN104201973A (en) | 2014-08-26 | 2014-08-26 | Solar photovoltaic photo-thermal generation and co-generation comprehensive system |
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| CN104201973A true CN104201973A (en) | 2014-12-10 |
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| CN201410424135.0A Pending CN104201973A (en) | 2014-08-26 | 2014-08-26 | Solar photovoltaic photo-thermal generation and co-generation comprehensive system |
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Cited By (2)
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| CN104868825A (en) * | 2015-05-21 | 2015-08-26 | 辽宁易索尔能源科技有限公司 | Solar container system |
| CN107101293A (en) * | 2017-02-14 | 2017-08-29 | 王泳荃 | A kind of method that utilization solar energy provides Cooling and Heat Source |
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| CN107101293A (en) * | 2017-02-14 | 2017-08-29 | 王泳荃 | A kind of method that utilization solar energy provides Cooling and Heat Source |
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Application publication date: 20141210 |