CN104184401A - Solar photovoltaic photo-thermal power generation and heat and power cogeneration integrated system - Google Patents
Solar photovoltaic photo-thermal power generation and heat and power cogeneration integrated system Download PDFInfo
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- CN104184401A CN104184401A CN201410424126.1A CN201410424126A CN104184401A CN 104184401 A CN104184401 A CN 104184401A CN 201410424126 A CN201410424126 A CN 201410424126A CN 104184401 A CN104184401 A CN 104184401A
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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 power generation and heat and power cogeneration integrated system which comprises first heat pipes in hollow vacuum glass pipes. The portions, stretching out of the hollow vacuum glass pipes, of the first heat pipes are directly or indirectly connected with the hot end face of a semiconductor power generation sheet, a cooling system is further included and is provided with a cold source connecting portion, and the cold source connecting portion is connected with the cold end face of the semiconductor power generation sheet. A solar photovoltaic power generation system is further included, and comprises a solar photovoltaic cell panel and micro heat pipe array flat heat pipes, namely, a first set of flat heat pipes, and a second set of flat heat pipes, one face of the first set of flat heat pipes is directly or indirectly attached to a back plate of the cell panel vertically, the evaporation segment of the second set of flat heat pipes is attached to the first set of flat heat pipes, the condensation segment of the second set of flat heat pipes is attached to the hot end face of the semiconductor power generation sheet, and a pipe-on-sheet heat exchanger is arranged on the upper portion of the back face of the first set of flat heat pipes, and is connected with a pipeline of a hot water supply system. Photo-thermal and photovoltaic heat is fully utilized for generating power and hot water.
Description
Technical field:
The invention belongs to field of solar thermal power generation, particularly 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 ℃, cell panel efficiency improve 20% ?30%, supply 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 flat-plate heat pipe, described in join for laminating join.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.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 hot junction face of the condensation segment of described second group of flat-plate heat pipe and described semiconductor generating sheet 3 fits, 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, 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. photovoltaic and photothermal solar according to claim 1 generating, 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. photovoltaic and photothermal solar according to claim 1 and 2 generating, 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. 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. photovoltaic and photothermal solar according to claim 1 and 2 generating, 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. photovoltaic and photothermal solar according to claim 5 generating, cogeneration integrated system, is characterized in that: described the second heat pipe is flat-plate heat pipe, described the second heat pipe is micro heat pipe array flat-plate heat pipe, described in join and join for laminating.
7. 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. 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. 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. photovoltaic and photothermal solar according to claim 1 generating, 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 |
|---|---|---|---|
| CN201410424126.1A CN104184401B (en) | 2014-08-26 | 2014-08-26 | Photovoltaic and photothermal solar generates electricity, cogeneration integrated system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410424126.1A CN104184401B (en) | 2014-08-26 | 2014-08-26 | Photovoltaic and photothermal solar generates electricity, cogeneration integrated system |
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| CN104184401A true CN104184401A (en) | 2014-12-03 |
| CN104184401B CN104184401B (en) | 2017-12-29 |
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Cited By (3)
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| CN106130473A (en) * | 2016-06-15 | 2016-11-16 | 冯卓林 | A kind of distributed smooth power station hot water machine structure |
| CN107990567A (en) * | 2017-12-21 | 2018-05-04 | 天津英利新能源有限公司 | A kind of solar generating heat collecting system and its control method |
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| Publication number | Publication date |
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| CN104184401B (en) | 2017-12-29 |
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Inventor after: Sun Jian Inventor before: Xie Yingjian |
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Effective date of registration: 20171115 Address after: 221400 Xuzhou, Jiangsu City, Xinyi province Xinyi Economic Development Zone, latitude five road north, seven Road East Applicant after: Jiangsu Hong Han Biological Technology Co., Ltd. Address before: 530003 the Guangxi Zhuang Autonomous Region XiXiangTang Nanning University Road No. 59 Hua Yuan No. 1-408 Applicant before: Xie Yingjian |
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