CN104378062A - Method for improving electricity generating efficiency of solar photovoltaic cell - Google Patents
Method for improving electricity generating efficiency of solar photovoltaic cell Download PDFInfo
- Publication number
- CN104378062A CN104378062A CN201410503385.3A CN201410503385A CN104378062A CN 104378062 A CN104378062 A CN 104378062A CN 201410503385 A CN201410503385 A CN 201410503385A CN 104378062 A CN104378062 A CN 104378062A
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- CN
- China
- Prior art keywords
- photovoltaic cell
- solar photovoltaic
- radiator
- cell panel
- generating efficiency
- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000005611 electricity Effects 0.000 title abstract 4
- 238000001816 cooling Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000003570 air Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/024—Arrangements for cooling, heating, ventilating or temperature compensation
-
- 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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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a method for improving the electricity generating efficiency of a solar photovoltaic cell. According to the method, a heat dissipating device is arranged on the back surface of a solar photovoltaic cell panel, the two ends of the heat dissipating device are opened, a chimney is arranged on an outlet of the heat dissipating device, air flows in from an inlet of the heat dissipating device, the air cools the solar photovoltaic cell panel and is heated at the same time, a temperature difference is formed between the air and the surroundings, drive force is generated due to a density difference, so that airflow rises along with the chimney and flows to the environment, and air of the surroundings flows in continuously from the inlet of the heat dissipating device to cool the solar photovoltaic cell panel. By the adoption of the method for improving the electricity generating efficiency of the solar photovoltaic cell, operation is easy, the good cooling effect can be achieved on the solar photovoltaic cell panel, and the electricity generating efficiency of the solar photovoltaic cell panel is improved; environmental friendliness is achieved, the structure is simple, and operation and maintenance are convenient.
Description
[technical field]
The invention belongs to technical field of new energy utilization, be specifically related to a kind of method improving solar-energy photo-voltaic cell generating efficiency.
[background technology]
Energy and environment are two large problems that the world faces.Solar energy is inexhaustible regenerative resource, and its aboundresources can freely use, and to environment without any pollution.It is the effective way solving energy and environment problem to the efficiency utilization of solar energy.Solar energy power generating is, by photoelectric effect conversion equipment, solar radiant energy is converted to electric energy.But solar-energy photo-voltaic cell also can raise due to its plate body temperature of heating of photoelectric conversion heat-dissipating and solar radiation while generation electric energy.Research shows that solar-energy photo-voltaic cell temperature often raises 1 DEG C, decrease in power generation efficiency 0.5% (Cai Kang, Guan Xin, Liu Peng, Tang Yingtang. the design and research of solar-energy photo-voltaic cell cooler. energy research and information, 2009.11).Therefore reduce solar photovoltaic cell panel working temperature and can effectively improve solar-energy photo-voltaic cell generating efficiency.
[summary of the invention]
The object of the invention is to for the deficiencies in the prior art, provide a kind of method improving solar-energy photo-voltaic cell generating efficiency.
For achieving the above object, the technical solution used in the present invention is:
Improve a method for solar-energy photo-voltaic cell generating efficiency, the back side of solar photovoltaic cell panel is provided with radiator, the both ends open of this radiator, the outlet of radiator is provided with chimney; Air flows into from the entrance of radiator, heated while cooling solar photovoltaic cell panel, poor with surrounding environment formation temperature, make air-flow along chimney upwelling to environment because density contrast produces actuating force, the air of surrounding environment flows into from the entrance of radiator continuously and cools solar photovoltaic cell panel simultaneously.
The present invention further improves and is: solar photovoltaic cell panel is pasted onto on the end face of radiator.
The present invention further improves and is: the end face of radiator adopts Heat Conduction Material to make.
The present invention further improves and is: the fin being provided with some enhanced heat exchanges at radiator on the inwall of solar photovoltaic cell panel.
The present invention further improves and is: the angle of chimney and radiator is 90 °.
The present invention further improves and is: the outlet of chimney straight up.
The present invention arranges radiator at the solar photovoltaic cell panel back side, and chimney device is set in the outlet of radiator, and then air-flow is flowed into from the entrance of radiator, heated while cooling solar photovoltaic cell panel, simultaneously because the heating of solar photovoltaic cell panel and surrounding environment produce temperature difference, produce density contrast thus and drive air flow chimney, cool exterior air flows into from radiator entrance continuously and cools solar photovoltaic cell panel simultaneously, the working temperature of solar photovoltaic cell panel is maintained in the reasonable scope, improve the generating efficiency of solar photovoltaic cell panel.
The present invention has following two each and every one obvious advantages:
1, solar photovoltaic cell panel is effectively cooled, and its generating efficiency can significantly rise;
2, environmental protection of the present invention, structure is simple, and operation maintenance is easy.
[accompanying drawing explanation]
Fig. 1 is overall structure schematic diagram of the present invention.
In figure: 1 is radiator, 2 is fin, and 3 is solar photovoltaic cell panel, and 4 is chimney.
[embodiment]
Below in conjunction with accompanying drawing, structural principle of the present invention and operation principle are described in further detail.
See Fig. 1, a kind of method improving solar-energy photo-voltaic cell generating efficiency of the present invention, the method is provided with radiator 1 at the back side of solar photovoltaic cell panel 3, on the inwall of solar photovoltaic cell panel 3, the fin 2 of some enhanced heat exchanges is provided with at radiator 1, the both ends open of this radiator 1, is provided with chimney 4 in the outlet of radiator 1; Air flows into from radiator 1 entrance, heated while cooling solar photovoltaic cell panel 3, the temperature difference is produced with ambient air, and produce density contrast driving air flows upwards thus, swabbing action due to chimney 4 makes the air of heating flow to chimney 4 continuously, cold air continuous inflow radiator 1 import simultaneously in surrounding environment cools solar photovoltaic cell panel 3 back side, the working temperature of solar photovoltaic cell panel 3 is maintained in the reasonable scope, improves the generating efficiency of solar photovoltaic cell panel 3.
Further, solar photovoltaic cell panel 3 is pasted onto on the end face of radiator 1.The end face of radiator 1 adopts Heat Conduction Material to make.Chimney 4 is 90 ° with the angle of radiator 1, and the outlet of chimney 4 straight up.
The present invention utilizes the swabbing action of chimney the cooling naturally of air and forces cooling to combine, solar photovoltaic cell panel constantly in cooling work, its working temperature is made to maintain reasonable temperature, just rely on the cooling effectiveness of air natural cooling solar photovoltaic cell panel high than what extensively adopt at present, improve the generating efficiency of solar photovoltaic cell panel simultaneously.Small investment of the present invention, energy-conserving and environment-protective, installation and maintenance are easy, meet the development trend of new forms of energy.
Claims (6)
1. one kind is improved the method for solar-energy photo-voltaic cell generating efficiency, it is characterized in that: the back side of solar photovoltaic cell panel (3) is provided with radiator (1), the both ends open of this radiator (1), is provided with chimney (4) in the outlet of radiator (1); Air flows into from the entrance of radiator (1), heated while cooling solar photovoltaic cell panel (3), poor with surrounding environment formation temperature, make air-flow along chimney (4) upwelling to environment because density contrast produces actuating force, the air of surrounding environment flows into from the entrance of radiator (1) continuously and cools solar photovoltaic cell panel (3) simultaneously.
2. a kind of method improving solar-energy photo-voltaic cell generating efficiency according to claim 1, is characterized in that: solar photovoltaic cell panel (3) is pasted onto on the end face of radiator (1).
3. a kind of method improving solar-energy photo-voltaic cell generating efficiency according to claim 1, is characterized in that: the end face of radiator (1) adopts Heat Conduction Material to make.
4. a kind of method improving solar-energy photo-voltaic cell generating efficiency according to claim 1, is characterized in that: the fin (2) being provided with some enhanced heat exchanges at radiator (1) on the inwall of solar photovoltaic cell panel (3).
5. a kind of method improving solar-energy photo-voltaic cell generating efficiency according to claim 1, is characterized in that: chimney (4) is 90 ° with the angle of radiator (1).
6. a kind of method improving solar-energy photo-voltaic cell generating efficiency according to claim 1, is characterized in that: the outlet of chimney (4) straight up.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410503385.3A CN104378062A (en) | 2014-09-26 | 2014-09-26 | Method for improving electricity generating efficiency of solar photovoltaic cell |
PCT/CN2014/090723 WO2016045170A1 (en) | 2014-09-26 | 2014-11-10 | Method for improving electricity generating efficiency of solar photovoltaic cell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410503385.3A CN104378062A (en) | 2014-09-26 | 2014-09-26 | Method for improving electricity generating efficiency of solar photovoltaic cell |
Publications (1)
Publication Number | Publication Date |
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CN104378062A true CN104378062A (en) | 2015-02-25 |
Family
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Family Applications (1)
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CN201410503385.3A Pending CN104378062A (en) | 2014-09-26 | 2014-09-26 | Method for improving electricity generating efficiency of solar photovoltaic cell |
Country Status (2)
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CN (1) | CN104378062A (en) |
WO (1) | WO2016045170A1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105071766A (en) * | 2015-07-24 | 2015-11-18 | 重庆理工大学 | Concentrating photovoltaic battery air-cooled heat dissipation system |
WO2016193807A1 (en) * | 2015-06-03 | 2016-12-08 | Böer Karl W | Device to reduce the temperature of a solar photovoltaic panel |
CN106468927A (en) * | 2015-08-22 | 2017-03-01 | 天津有序环境科技发展有限公司 | Medical gas-assisted energy-saving solar chimney and control method thereof |
CN106524358A (en) * | 2016-12-07 | 2017-03-22 | 中国科学技术大学 | Solar photovoltaic power generation and radiation refrigeration comprehensive device |
CN108259004A (en) * | 2018-03-29 | 2018-07-06 | 黄淮学院 | A kind of photovoltaic power generation apparatus |
CN109869852A (en) * | 2019-03-12 | 2019-06-11 | 河南科技大学 | A kind of photovoltaic and photothermal passive type air-conditioning system for henhouse |
CN113079899A (en) * | 2021-03-29 | 2021-07-09 | 四川云辰园林科技有限公司 | Greenhouse photo-thermal and photovoltaic combined device based on double-glass assembly |
Families Citing this family (2)
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CN108240551B (en) * | 2018-03-15 | 2024-02-23 | 中国寰球工程有限公司 | LNG air-temperature gasifier utilizing solar photovoltaic/photo-thermal integrated system |
CN108449047B (en) * | 2018-03-23 | 2023-11-03 | 山东大学 | Photovoltaic photo-thermal comprehensive utilization system and method |
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CN101237199A (en) * | 2008-03-05 | 2008-08-06 | 东华大学 | Solar thermal wind power generation system combing light voltage technology |
CN102878019A (en) * | 2012-09-17 | 2013-01-16 | 太原科技大学 | Solar hot wind power generation and photovoltaic power generation combined structure and temperature reduction controlling method thereof |
CN203257618U (en) * | 2013-05-22 | 2013-10-30 | 河海大学 | Composite power generation device for roof |
WO2013183002A2 (en) * | 2012-06-05 | 2013-12-12 | Michal Masaryk | System and method of cooling of photovoltaic panel and method of installation of system |
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NO20063098L (en) * | 2006-07-04 | 2008-01-07 | Norsk Solkraft As | solar device |
CN201562686U (en) * | 2009-09-28 | 2010-08-25 | 河南科达节能环保有限公司 | Solar photovoltaic system |
CN202034381U (en) * | 2011-05-05 | 2011-11-09 | 浙江舜杰建筑集团股份有限公司 | Slope type photovoltaic array support |
CN103000733A (en) * | 2011-09-08 | 2013-03-27 | 大连艾珂光电技术有限公司 | Solar photovoltaic system |
CN102339888A (en) * | 2011-10-14 | 2012-02-01 | 河南科达节能环保有限公司 | Integrated system for improving photoelectric efficiency |
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2014
- 2014-09-26 CN CN201410503385.3A patent/CN104378062A/en active Pending
- 2014-11-10 WO PCT/CN2014/090723 patent/WO2016045170A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101237199A (en) * | 2008-03-05 | 2008-08-06 | 东华大学 | Solar thermal wind power generation system combing light voltage technology |
WO2013183002A2 (en) * | 2012-06-05 | 2013-12-12 | Michal Masaryk | System and method of cooling of photovoltaic panel and method of installation of system |
WO2013183002A4 (en) * | 2012-06-05 | 2014-05-30 | Michal Masaryk | System and method of cooling of photovoltaic panel and method of installation of system |
CN102878019A (en) * | 2012-09-17 | 2013-01-16 | 太原科技大学 | Solar hot wind power generation and photovoltaic power generation combined structure and temperature reduction controlling method thereof |
CN203257618U (en) * | 2013-05-22 | 2013-10-30 | 河海大学 | Composite power generation device for roof |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016193807A1 (en) * | 2015-06-03 | 2016-12-08 | Böer Karl W | Device to reduce the temperature of a solar photovoltaic panel |
CN105071766A (en) * | 2015-07-24 | 2015-11-18 | 重庆理工大学 | Concentrating photovoltaic battery air-cooled heat dissipation system |
CN106468927A (en) * | 2015-08-22 | 2017-03-01 | 天津有序环境科技发展有限公司 | Medical gas-assisted energy-saving solar chimney and control method thereof |
CN106524358A (en) * | 2016-12-07 | 2017-03-22 | 中国科学技术大学 | Solar photovoltaic power generation and radiation refrigeration comprehensive device |
CN108259004A (en) * | 2018-03-29 | 2018-07-06 | 黄淮学院 | A kind of photovoltaic power generation apparatus |
CN109869852A (en) * | 2019-03-12 | 2019-06-11 | 河南科技大学 | A kind of photovoltaic and photothermal passive type air-conditioning system for henhouse |
CN113079899A (en) * | 2021-03-29 | 2021-07-09 | 四川云辰园林科技有限公司 | Greenhouse photo-thermal and photovoltaic combined device based on double-glass assembly |
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WO2016045170A1 (en) | 2016-03-31 |
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