CN204991732U - Solar PV modules with heat dissipation function - Google Patents
Solar PV modules with heat dissipation function Download PDFInfo
- Publication number
- CN204991732U CN204991732U CN201520565621.4U CN201520565621U CN204991732U CN 204991732 U CN204991732 U CN 204991732U CN 201520565621 U CN201520565621 U CN 201520565621U CN 204991732 U CN204991732 U CN 204991732U
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- China
- Prior art keywords
- layer
- encapsulated layer
- solar
- metal plate
- sinking function
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- 230000017525 heat dissipation Effects 0.000 title abstract 2
- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 42
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 38
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims abstract description 9
- 238000002834 transmittance Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 238000010248 power generation Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a solar PV modules with heat dissipation function, include and follow down and the metal backing sheet layer that sets gradually, first encapsulated layer, solar cell cluster, second encapsulated layer and glass layer, the metal backing sheet layer is the aluminum alloy metal sheet, and it is including middle aluminium alloy layer and the 2nd alumina layer who locates the the first oxidative aluminium lamination of aluminium alloy layer upper surface and locate the aluminium alloy layer lower surface, the upper surface of aluminum alloy metal sheet is equipped with the recess of pyramid. The utility model discloses guaranteeing that photovoltaic module in safety and environment reliability advantage, makes the random scattered heat altered of traditional subassembly backplate become orderly air and flows, solved the problem that traditional subassembly temperature is big, the light source utilization ratio is low, improved photovoltaic power generation system's efficiency.
Description
Technical field
The utility model relates to a kind of solar photovoltaic assembly with heat sinking function, belongs in area of solar cell.
Background technology
Conventional fossil fuel approach exhaustion day by day, in existing sustainable energy, solar energy is undoubtedly the most clean, the most general and most potential alternative energy source of one.Photovoltaic generation is one of generation technology of most sustainable development desired characteristics.
Along with the development of photovoltaic industry and being rooted in the hearts of the people of green energy resource, market is to the more and more diversification of solar energy generation technology demand, but in industry, the electric cost of degree is relatively high at present, spending electric cost becomes the popularization of restriction solar photovoltaic power plant, a universal key factor.Spend one of higher reason of electric cost to cause because photovoltaic system generating efficiency is low, and cause the low key factor of photovoltaic system generating efficiency to mainly contain three: one, the impact of temperature, traditional components backboard random heat radiation influential system efficiency about 8%; Two, the impact of dust, its influential system efficiency about 7%; Three, the impact of system mismatch, its influential system efficiency about 3%.
Can see from above-mentioned Problems existing, due to the random heat radiation of traditional components backboard, cause the ratio shared by temperature influential system efficiency the highest, therefore a kind of solar photovoltaic assembly with heat sinking function is developed, solve Yin Wendu impact and cause the problem that photovoltaic system generating efficiency is low, obviously there is positive realistic meaning.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of solar photovoltaic assembly with heat sinking function, solves Yin Wendu impact and causes the problem that photovoltaic system generating efficiency is low.
To achieve the above object of the invention, the technical solution adopted in the utility model is: a kind of solar photovoltaic assembly with heat sinking function, comprises the metal backing flaggy, the first encapsulated layer, solar cell string, the second encapsulated layer and the glassy layer that set gradually from below to up;
Described metal backing flaggy is Al-alloy metal plate, and it comprises middle aluminium alloy layer and is located at the first alumina layer of aluminium alloy layer upper surface and is located at the second alumina layer of aluminium alloy layer lower surface;
The upper surface of described Al-alloy metal plate is provided with pyramidal groove.
Preferably, the lower surface of described Al-alloy metal plate is provided with strip groove.
Preferably, the thickness of described Al-alloy metal plate is 0.39 ~ 0.5mm.
Preferably, the thickness of described first alumina layer and the second alumina layer is 25 ~ 30 microns.
Preferably, described glassy layer is photovoltaic coated glass, and the thickness of described photovoltaic coated glass is 2.8 ~ 3.2mm, and light transmittance is 92%.
Preferably, described first encapsulated layer is EVA encapsulated layer, and the thickness of described first encapsulated layer is 0.5mm.
Preferably, described second encapsulated layer is EVA encapsulated layer, and the thickness of described second encapsulated layer is 0.5mm.
Preferably, the lower surface of described Al-alloy metal plate is provided with at least 2 parallel strip grooves; And the two ends of strip groove extend to outside Al-alloy metal plate.
The method for packing of above-mentioned solar photovoltaic assembly, the method comprises the following steps:
1) metal backing flaggy is placed on operating desk, clears up its surface;
2) the first encapsulated layer is placed on metal backing flaggy, places between two parties;
3) on the first encapsulated layer, solar cell string is placed, the cross arrangement of solar cell string both positive and negative polarity, and with busbar welding series connection between solar cell string;
4) on solar cell string, place the second encapsulated layer, place between two parties;
5) placing glass layer on the second encapsulated layer;
6) laminate placed is placed in laminating apparatus, 140 ~ 148 DEG C, under pressure is 50 ~ 60Kpa, vacuum condition, lamination 12min, obtains described solar photovoltaic assembly.
Principle of the present utility model is as follows: the utility model adopts Al-alloy metal plate, make photovoltaic module under the prerequisite ensureing the insulating properties between solar cell string, be provided with good heat conductivility, higher water vapor through performance, metal backing has higher reflectivity simultaneously, improve the utilance of solar cell to luminous energy, improve assembly photoelectric conversion efficiency.The utility model adopts physics or chemical method to etch on surface to Al-alloy metal plate, etch heat radiation striped, as pyramidal groove or strip groove, heat radiation striped can according to the setting angle of different assembly and direction design, the heat that photovoltaic module is operationally produced accelerates the motion of air draught according to the texture of etching and the setting angle of solar photovoltaic assembly, make the air flowing heat radiation that the random heat radiation of traditional components backboard becomes orderly, the heat that the most a part of photovoltaic module produces can be discharged outside assembly in time.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, the utility model is guaranteeing that photovoltaic module is while safety and environmental reliability advantage, make the air flowing that the random heat radiation of traditional components backboard becomes orderly, solve the problem that the impact of traditional components temperature is large, light source utilization rate is low, improve the efficiency of photovoltaic generating system;
2, the utility model reduces photovoltaic generation cost, improves economic benefit, is suitable for applying.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of metal backing flaggy upper surface in the utility model embodiment one.
Fig. 3 is the structural representation of metal backing flaggy lower surface in the utility model embodiment one.
Fig. 4 is the cutaway view of the horizontal direction of Fig. 2.
Fig. 5 is the cutaway view of the vertical direction of Fig. 2.
Wherein: 1, metal backing flaggy; 2, the first encapsulated layer; 3, solar cell string; 4, the second encapsulated layer; 5, glassy layer; 6, aluminium alloy layer; 7, the first alumina layer; 8, the second alumina layer.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Embodiment one:
Shown in Fig. 1 ~ 5, a kind of solar photovoltaic assembly with heat sinking function, comprises metal backing flaggy 1, first encapsulated layer 2, solar cell string 3, second encapsulated layer 4 and the glassy layer 5 that set gradually from below to up;
Metal backing flaggy 1 is Al-alloy metal plate, and it comprises middle aluminium alloy layer 6 and is located at the first alumina layer 7 of aluminium alloy layer 6 upper surface and is located at the second alumina layer 8 of aluminium alloy layer 6 lower surface;
The upper surface of Al-alloy metal plate is provided with pyramidal groove, shown in Figure 2; The lower surface of Al-alloy metal plate is provided with strip groove, shown in Figure 3; The cutaway view of Al-alloy metal plate is shown in Figure 4.
In the present embodiment, the thickness of Al-alloy metal plate is 0.4mm.
In the present embodiment, the thickness of the first alumina layer and the second alumina layer is 25 microns.
In the present embodiment, glassy layer is photovoltaic coated glass, and the thickness of photovoltaic coated glass is 3.0mm, and light transmittance is 92%.
In the present embodiment, the first encapsulated layer is EVA encapsulated layer, and the thickness of the first encapsulated layer is 0.5mm.
In the present embodiment, the second encapsulated layer is EVA encapsulated layer, and the thickness of the second encapsulated layer is 0.5mm.
In the present embodiment, the lower surface of Al-alloy metal plate is provided with 3 parallel strip grooves; And the two ends of strip groove extend to outside Al-alloy metal plate.
The method for packing of above-mentioned solar photovoltaic assembly, the method comprises the following steps:
1) metal backing flaggy is placed on operating desk, clears up its surface;
2) the first encapsulated layer is placed on metal backing flaggy, places between two parties;
3) on the first encapsulated layer, solar cell string is placed, the cross arrangement of solar cell string both positive and negative polarity, and with busbar welding series connection between solar cell string;
4) on solar cell string, place the second encapsulated layer, place between two parties;
5) placing glass layer on the second encapsulated layer;
6) laminate placed is placed in laminating apparatus, 140 ~ 148 DEG C, under pressure is 50 ~ 60Kpa, vacuum condition, lamination 12min, obtains described solar photovoltaic assembly.
Principle of the present utility model is as follows: the utility model adopts Al-alloy metal plate, make photovoltaic module under the prerequisite ensureing the insulating properties between solar cell string, be provided with good heat conductivility, higher water vapor through performance, metal backing has higher reflectivity simultaneously, improve the utilance of solar cell to luminous energy, improve assembly photoelectric conversion efficiency.The utility model adopts physics or chemical method to etch on surface to Al-alloy metal plate, etch heat radiation striped, as pyramidal groove or strip groove, heat radiation striped can according to the setting angle of different assembly and direction design, the heat that photovoltaic module is operationally produced accelerates the motion of air draught according to the texture of etching and the setting angle of solar photovoltaic assembly, make the air flowing heat radiation that the random heat radiation of traditional components backboard becomes orderly, the heat that the most a part of photovoltaic module produces can be discharged outside assembly in time.
Claims (8)
1. there is a solar photovoltaic assembly for heat sinking function, it is characterized in that: comprise the metal backing flaggy (1), the first encapsulated layer (2), solar cell string (3), the second encapsulated layer (4) and the glassy layer (5) that set gradually from below to up;
Described metal backing flaggy (1) is Al-alloy metal plate, and it comprises middle aluminium alloy layer (6) and is located at first alumina layer (7) of aluminium alloy layer upper surface and is located at second alumina layer (8) of aluminium alloy layer lower surface;
The upper surface of described Al-alloy metal plate is provided with pyramidal groove.
2. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: the lower surface of described Al-alloy metal plate is provided with strip groove.
3. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: the thickness of described Al-alloy metal plate is 0.39 ~ 0.5mm.
4. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: the thickness of described first alumina layer (7) and the second alumina layer (8) is 25 ~ 30 microns.
5. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: described glassy layer (5) is photovoltaic coated glass, and the thickness of described photovoltaic coated glass is 2.8 ~ 3.2mm, and light transmittance is 92%.
6. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: described first encapsulated layer (2) is EVA encapsulated layer, and the thickness of described first encapsulated layer (2) is 0.5mm.
7. the solar photovoltaic assembly with heat sinking function according to claim 1, is characterized in that: described second encapsulated layer (4) is EVA encapsulated layer, and the thickness of described second encapsulated layer (4) is 0.5mm.
8. the solar photovoltaic assembly with heat sinking function according to claim 2, is characterized in that: the lower surface of described Al-alloy metal plate is provided with at least 2 parallel strip grooves; And the two ends of strip groove extend to outside Al-alloy metal plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201520565621.4U CN204991732U (en) | 2015-07-30 | 2015-07-30 | Solar PV modules with heat dissipation function |
Applications Claiming Priority (1)
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CN201520565621.4U CN204991732U (en) | 2015-07-30 | 2015-07-30 | Solar PV modules with heat dissipation function |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105978480A (en) * | 2016-07-28 | 2016-09-28 | 苏州聚力电机有限公司 | Solar photovoltaic module having heat dissipation module |
WO2018192425A1 (en) * | 2017-04-21 | 2018-10-25 | 深圳首创新能源股份有限公司 | Solar module and manufacturing method therefore, and ground power generation system |
CN108735835A (en) * | 2017-04-21 | 2018-11-02 | 深圳首创新能源股份有限公司 | A kind of solar components and preparation method thereof and Ground Power Generation System |
CN109888043A (en) * | 2019-03-12 | 2019-06-14 | 浙江晶茂科技股份有限公司 | A kind of novel high-barrier solar energy backboard, production method and application method |
WO2019128085A1 (en) * | 2017-12-25 | 2019-07-04 | 米亚索能光伏科技有限公司 | Solar panel |
CN110999071A (en) * | 2017-06-09 | 2020-04-10 | 奥普提索拉控股有限公司 | Heat dissipation panel for photovoltaic panel |
-
2015
- 2015-07-30 CN CN201520565621.4U patent/CN204991732U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105978480A (en) * | 2016-07-28 | 2016-09-28 | 苏州聚力电机有限公司 | Solar photovoltaic module having heat dissipation module |
WO2018192425A1 (en) * | 2017-04-21 | 2018-10-25 | 深圳首创新能源股份有限公司 | Solar module and manufacturing method therefore, and ground power generation system |
CN108735836A (en) * | 2017-04-21 | 2018-11-02 | 深圳首创新能源股份有限公司 | Solar components and preparation method thereof and Ground Power Generation System |
CN108735835A (en) * | 2017-04-21 | 2018-11-02 | 深圳首创新能源股份有限公司 | A kind of solar components and preparation method thereof and Ground Power Generation System |
CN110999071A (en) * | 2017-06-09 | 2020-04-10 | 奥普提索拉控股有限公司 | Heat dissipation panel for photovoltaic panel |
WO2019128085A1 (en) * | 2017-12-25 | 2019-07-04 | 米亚索能光伏科技有限公司 | Solar panel |
CN109888043A (en) * | 2019-03-12 | 2019-06-14 | 浙江晶茂科技股份有限公司 | A kind of novel high-barrier solar energy backboard, production method and application method |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 212000 Zhenjiang, Jurong, Jiangsu, Guo Zhuang Town Airport New District 6 Patentee after: JURONG XIEXIN INTEGRATED TECHNOLOGY Co.,Ltd. Address before: 212000 Zhenjiang, Jurong, Jiangsu, Guo Zhuang Town Airport New District 6 Patentee before: JIANGSU DONGSHENG PHOTOVOLTAIC TECHNOLOGY CO.,LTD. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 |