CN107154443A - A kind of solar cell module encapsulating structure - Google Patents
A kind of solar cell module encapsulating structure Download PDFInfo
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- CN107154443A CN107154443A CN201610119223.9A CN201610119223A CN107154443A CN 107154443 A CN107154443 A CN 107154443A CN 201610119223 A CN201610119223 A CN 201610119223A CN 107154443 A CN107154443 A CN 107154443A
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- film
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- adhesive film
- solar cell
- eva adhesive
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052742 iron Inorganic materials 0.000 claims abstract description 22
- 239000002313 adhesive film Substances 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 3
- 229910001887 tin oxide Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000005336 safety glass Substances 0.000 claims 5
- 239000012528 membrane Substances 0.000 claims 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 1
- 230000002421 anti-septic effect Effects 0.000 claims 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims 1
- 239000005341 toughened glass Substances 0.000 abstract description 16
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000006750 UV protection Effects 0.000 abstract description 2
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 239000003292 glue Substances 0.000 abstract 1
- 230000003373 anti-fouling effect Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 238000004806 packaging method and process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- -1 solar cells Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
- H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
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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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
本发明公开了一种太阳能电池组件封装结构，包括太阳能电池片组(1)、EVA胶膜(2)、低铁钢化玻璃(3)、边框(4)、背板(5)、接线盒(6)；低铁钢化玻璃(3)上面铺设EVA胶膜(2)，EVA胶膜(2)上面铺设太阳能电池片组(1)，太阳能电池片组上面铺设EVA胶膜(2)，EVA胶膜(2)上面铺设低铁钢化玻璃(3)，低铁钢化玻璃(3)上面安装背板(5)，EVA胶膜中混有波长转换剂，所述波长转换剂能够将无效或低效的太阳光波长迁移至有效波长，低铁钢化玻璃(3)表面附着抗污自洁凹膜，所述抗污自洁凹膜的表面设有若干个均匀的微小凹坑。太阳能电池经过本发明封装后，具有良好的耐候性和抗紫外线、冰雹、防水、耐氧化、耐高低温交变、耐潮湿并富有弹性，太阳能电池组件的使用寿命大大延长。
The invention discloses a package structure of a solar battery module, which comprises a solar battery sheet group (1), an EVA adhesive film (2), a low-iron tempered glass (3), a frame (4), a back plate (5), and a junction box ( 6); EVA adhesive film (2) is laid on the low-iron tempered glass (3), the solar battery sheet group (1) is laid on the EVA adhesive film (2), the EVA adhesive film (2) is laid on the solar battery sheet group, and the EVA glue Lay low-iron tempered glass (3) on the film (2), install a backplane (5) on the low-iron tempered glass (3), and mix a wavelength conversion agent in the EVA film, and the wavelength conversion agent can convert invalid or low-efficiency The wavelength of sunlight shifts to the effective wavelength, and the surface of the low-iron tempered glass (3) is attached with an anti-pollution self-cleaning concave film, and the surface of the anti-pollution self-cleaning concave film is provided with several uniform tiny pits. After being encapsulated by the invention, the solar cell has good weather resistance, ultraviolet resistance, hail resistance, waterproof, oxidation resistance, high and low temperature resistance, moisture resistance and elasticity, and the service life of the solar cell module is greatly extended.
Description
技术领域technical field
本发明涉及一种封装结构，尤其涉及一种太阳能电池组件封装结构。The present invention relates to a packaging structure, in particular to a solar cell module packaging structure.
背景技术Background technique
封装是太阳能电池生产中的关键步骤，没有良好的封装工艺，多好的电池也生产不出好的组件板。高质量的电池封装不仅可以使电池的寿命得到保证，而且还增强了电池的抗击强度。产品的高质量和高寿命是赢得客户满意的关键，所以组件板的封装质量非常重要。Encapsulation is a key step in the production of solar cells. Without a good encapsulation process, no good battery can produce good module panels. High-quality battery packaging can not only ensure the life of the battery, but also enhance the resistance of the battery. The high quality and long life of the product are the key to winning customer satisfaction, so the packaging quality of the component board is very important.
太阳能光伏电池一般由盖板、胶膜、太阳能电池片、胶膜和背板构成，由于盖板长期处在户外日晒雨淋及大气污染的环境下，一段时间后盖板表面上形成一层污垢层，而此污垢层会影响光线的透射率，由此便会大大降低太阳能光伏电池的光能转换效率。Solar photovoltaic cells are generally composed of cover plates, adhesive films, solar cells, adhesive films, and back sheets. Since the cover plates are exposed to the sun, rain and air pollution for a long time, a layer will form on the surface of the cover plate after a period of time Dirt layer, and this dirt layer will affect the transmittance of light, which will greatly reduce the light energy conversion efficiency of solar photovoltaic cells.
现有的技术方案往往是在太阳能光伏电池盖板上安装清洁装置，但是清洁装置结构复杂、安装困难、运行成本又高。The existing technical solution is often to install a cleaning device on the cover plate of the solar photovoltaic cell, but the structure of the cleaning device is complicated, the installation is difficult, and the operating cost is high.
发明内容Contents of the invention
本发明的目的是提供一种太阳能电池组件封装结构，其可以大大提高电池组建的使用寿命，而且成本低廉。The object of the present invention is to provide a packaging structure of solar battery components, which can greatly improve the service life of battery components, and has low cost.
本发明目的是通过以下技术方案来实现的：The object of the invention is achieved through the following technical solutions:
一种太阳能电池组件封装结构，包括太阳能电池片组、EVA胶膜、低铁钢化玻璃，还包括边框、背板、接线盒；低铁钢化玻璃上面铺设EVA胶膜，EVA胶膜上面铺设太阳能电池片组，太阳能电池片组上面铺设EVA胶膜，EVA胶膜上面铺设低铁钢化玻璃，低铁钢化玻璃上面安装背板，EVA胶膜中混有波长转换剂，所述波长转换剂能够将无效或低效的太阳光波长迁移至有效波长。A solar cell assembly packaging structure, including solar cell groups, EVA adhesive film, low-iron tempered glass, frame, back plate, and junction box; EVA adhesive film is laid on the low-iron toughened glass, and solar cells are laid on the EVA adhesive film Sheet group, EVA film is laid on the solar battery sheet group, low-iron tempered glass is laid on the EVA film, a backplane is installed on the low-iron tempered glass, and a wavelength conversion agent is mixed in the EVA film. Or inefficient wavelengths of sunlight are shifted to efficient wavelengths.
低铁钢化玻璃表面附着抗污自洁凹膜，所述抗污自洁凹膜的表面设有若干个均匀的微小凹坑，所述抗污自洁凹膜的成分及各成分的质量配比为：氧化锡8％-12％、纳米二氧化钛15％-20％、无机纳米抗菌剂1％-4％、乙醇20％-25％、水45％-50％。The surface of the low-iron tempered glass is attached with an anti-fouling self-cleaning concave film. The surface of the anti-fouling self-cleaning concave film is provided with a number of uniform tiny pits. The components of the anti-fouling self-cleaning concave film and the mass ratio of each component are It is: 8%-12% of tin oxide, 15%-20% of nano-titanium dioxide, 1%-4% of inorganic nano-antibacterial agent, 20%-25% of ethanol, and 45%-50% of water.
太阳能电池片组由36个电池片和一个模具板组成，36个电池片安装在模具板的36个凹槽里。The solar cell group is composed of 36 cells and a mold plate, and the 36 cells are installed in 36 grooves of the mold plate.
接线盒安装在背板上，背板上有安装孔，边框装在太阳能电池组件四周，各边框间用角键连接。The junction box is installed on the back plate, and there are installation holes on the back plate, and the frame is installed around the solar battery module, and the frames are connected by angle keys.
背板由基材、耐候层、阻隔膜组成，阻隔膜涂在基材上，耐候层涂在阻隔膜上。The backsheet is composed of a base material, a weather-resistant layer, and a barrier film. The barrier film is coated on the base material, and the weather-resistant layer is coated on the barrier film.
太阳能电池经过本发明封装后，具有良好的耐候性和抗紫外线、冰雹、防水、耐氧化、耐高低温交变、耐潮湿并富有弹性，太阳能电池组件的使用寿命大大延长。本发明可广泛应用于太阳路灯、太阳能草坪灯、太阳能发电系统、通讯、航天等途径。After being encapsulated by the invention, the solar cell has good weather resistance, ultraviolet resistance, hail resistance, waterproof, oxidation resistance, high and low temperature resistance, moisture resistance and elasticity, and the service life of the solar cell module is greatly extended. The invention can be widely used in solar street lamps, solar lawn lamps, solar power generation systems, communications, aerospace and other approaches.
附图说明Description of drawings
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.
图1是本发明的太阳能电池组件的立体结构分解图；1 is an exploded view of the three-dimensional structure of the solar cell assembly of the present invention;
图2是本发明的背面结构图；Fig. 2 is the back structure diagram of the present invention;
图3是本发明的背板结构示意图。Fig. 3 is a schematic diagram of the backplane structure of the present invention.
具体实施方式detailed description
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动的前提下所获得的所有其他实施例，都属于本发明保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
本发明提供了一种太阳能电池组件封装结构，包括太阳能电池片组1、EVA胶膜2、低铁钢化玻璃3，还包括边框4、背板5、接线盒6；低铁钢化玻璃3上面铺设EVA胶膜2，EVA胶膜2上面铺设太阳能电池片组1，太阳能电池片组1上面铺设EVA胶膜2，EVA胶膜2上面铺设低铁钢化玻璃3，低铁钢化玻璃3上面安装背板5，EVA胶膜中混有波长转换剂，所述波长转换剂能够将无效或低效的太阳光波长迁移至有效波长。The invention provides a package structure of a solar battery module, comprising a solar battery sheet group 1, an EVA film 2, a low-iron toughened glass 3, a frame 4, a back plate 5, and a junction box 6; the low-iron toughened glass 3 is laid EVA film 2, solar cell group 1 is laid on EVA film 2, EVA film 2 is laid on solar cell group 1, low-iron tempered glass 3 is laid on EVA film 2, backplane is installed on low-iron tempered glass 3 5. The EVA film is mixed with a wavelength conversion agent, which can transfer the invalid or inefficient wavelength of sunlight to the effective wavelength.
太阳能电池片组1由36个电池片和一个模具板组成，36个电池片安装在模具板的36个凹槽里。不同规格的组件使用不同的模具板，磨具板上槽的大小与电池的大小相对应。操作者使用电烙铁和焊锡丝将前面电池的正面电极焊接到后面电池的背面电极，这样一次将36片串接在一起并在组件串的正负极焊接出引线。The solar battery slice group 1 is composed of 36 battery slices and a mold plate, and the 36 battery slices are installed in 36 grooves of the mold plate. Components of different specifications use different mold plates, and the size of the groove on the mold plate corresponds to the size of the battery. The operator uses a soldering iron and solder wire to weld the front electrode of the front battery to the back electrode of the rear battery, so that 36 pieces are connected in series at a time and the leads are welded at the positive and negative electrodes of the component string.
EVA胶膜2的主要成分是聚乙烯-醋酸乙烯脂，将敷设好的太阳能电池组件放入层压机内，通过抽真空将组件内的空气抽出，然后加热使EVA胶膜2融化将太阳能电池片组、低铁钢化玻璃3和背板5粘接在一起，最后冷却取出组件。这一步是组件生产的关键一步，层压温度和层压时间根据EVA胶膜2的性质决定。The main component of the EVA film 2 is polyethylene-vinyl acetate. Put the laid solar cell module into the laminator, draw out the air in the module by vacuuming, and then heat the EVA film 2 to melt the solar cell. The sheet group, the low-iron tempered glass 3 and the back plate 5 are bonded together, and finally the assembly is cooled and taken out. This step is a key step in component production, and the lamination temperature and lamination time are determined according to the properties of the EVA film 2.
层压时EVA胶膜2融化后由于压力而向外延伸固化形成毛边，所以层压完毕应将其切除。When laminating, the EVA film 2 melts and then expands and solidifies due to pressure to form burrs, so it should be cut off after lamination.
给玻璃组件装边框4，增加组件的强度，进一步的密封电池组件，延长电池的使用寿命。边框4和玻璃组件的缝隙用硅酮树脂填充，各边框间用角键连接。The frame 4 is installed on the glass assembly to increase the strength of the assembly, further seal the battery assembly, and prolong the service life of the battery. The gap between the frame 4 and the glass assembly is filled with silicone resin, and the frames are connected with angle keys.
低铁钢化玻璃(3)表面附着抗污自洁凹膜，所述抗污自洁凹膜的表面设有若干个均匀的微小凹坑，所述抗污自洁凹膜的成分及各成分的质量配比为：氧化锡8％-12％、纳米二氧化钛15％-20％、无机纳米抗菌剂1％-4％、乙醇20％-25％、水45％-50％。The surface of the low-iron tempered glass (3) is attached with an anti-fouling self-cleaning concave film, and the surface of the anti-fouling self-cleaning concave film is provided with several uniform tiny pits. The components of the anti-fouling self-cleaning concave film and the components The mass ratio is: 8%-12% of tin oxide, 15%-20% of nano titanium dioxide, 1%-4% of inorganic nano antibacterial agent, 20%-25% of ethanol, and 45%-50% of water.
背板5由基材8、耐候层9、阻隔膜10组成，阻隔膜10涂在基材8上，耐候层9涂在阻隔膜10上。背板5上有安装孔7，用于安装，在背板5处焊接一个接线盒6，以利于电池与其他设备或电池间的连接。The backsheet 5 is composed of a base material 8 , a weather-resistant layer 9 and a barrier film 10 , the barrier film 10 is coated on the base material 8 , and the weather-resistant layer 9 is coated on the barrier film 10 . There are mounting holes 7 on the back plate 5 for installation, and a junction box 6 is welded on the back plate 5 to facilitate the connection between the battery and other devices or batteries.
以上所述是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也视为本发明的保护范围。The above description is a preferred embodiment of the present invention, and it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also considered Be the protection scope of the present invention.
Claims (4)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108674788A (en) * | 2018-04-23 | 2018-10-19 | 米亚索能光伏科技有限公司 | Packing box |
| CN108674789A (en) * | 2018-04-23 | 2018-10-19 | 米亚索能光伏科技有限公司 | Packing box |
| CN109713072A (en) * | 2019-01-10 | 2019-05-03 | 晶澳（扬州）太阳能科技有限公司 | A kind of backboard of solar cell module |
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| CN101740649A (en) * | 2008-11-26 | 2010-06-16 | E.I.内穆尔杜邦公司 | Solar panel and method for making same |
| CN201503867U (en) * | 2009-09-29 | 2010-06-09 | 北京天赐英利新能源科技开发有限公司 | Solar cell module packaging structure |
| CN104282786A (en) * | 2014-09-05 | 2015-01-14 | 苏州费米光电有限公司 | Efficient self-cleaning long-life solar photovoltaic module |
| CN104465800A (en) * | 2014-12-23 | 2015-03-25 | 常熟高嘉能源科技有限公司 | High-energy battery cover plate |
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| CN108674788A (en) * | 2018-04-23 | 2018-10-19 | 米亚索能光伏科技有限公司 | Packing box |
| CN108674789A (en) * | 2018-04-23 | 2018-10-19 | 米亚索能光伏科技有限公司 | Packing box |
| CN109713072A (en) * | 2019-01-10 | 2019-05-03 | 晶澳（扬州）太阳能科技有限公司 | A kind of backboard of solar cell module |
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