CN106206788A - 多层式太阳能背板 - Google Patents
多层式太阳能背板 Download PDFInfo
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 8
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- H—ELECTRICITY
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- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
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- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
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Abstract
本发明涉及一种多层式太阳能背板，包括PET基材，所述PET基材的一侧通过粘结层连接耐候层，于所述耐候层的上表面设置银色高反射层，于所述PET基材的另一端通过粘结层连接耐候粘结层；所述银色高反射层包括含有高反射添加剂的聚乙烯、聚丙烯、聚烯烃或聚氨酯树脂中的一种，所述高反射添加剂包括氧化锌、氧化铝、氧化锆、钛白粉或荧光增白剂中的一种。本发明结构简单、使用方便，其具有良好的反射性和散热性，降低了光伏组件的老化速度，进一步提高了太阳能光伏组件的发电效率及使用寿命，其光转换效能优秀，适用范围广。
Description
技术领域
本发明涉及太阳能组件领域，尤其涉及多层式太阳能背板。
背景技术
太阳能作为一种绿色环保、取之不尽的能源，无疑是取代传统火力发电的最佳选择，由于太阳能电池需要长期暴露在室外实用，所以光伏组件中的电池片需要加以保护，来防止大气中的水汽、氧气、紫外线等环境因素的影响和俯视。太阳能背板是整个太阳能电池的配件之一，主要起力学支撑和保护电池片免受环境因素渗透的作用，目前现有太阳能背板若反射性能较差易吸收太阳光，这就导致太阳能组件温度升高，大大降低了太阳能组件的光转化效率。
发明内容
本申请人针对上述现有问题，进行了研究改进，提供多层式太阳能背板，其具有良好的散热性和反射性，降低了光伏组件的老化速度，进一步提高了太阳能光伏组件的发电效率和寿命。
本发明所采用的技术方案如下：
一种多层式太阳能背板，包括PET基材，所述PET基材的一侧通过粘结层连接耐候层，于所述耐候层的上表面设置银色高反射层，于所述PET基材的另一端通过粘结层连接耐候粘结层；所述银色高反射层包括含有高反射添加剂的聚乙烯、聚丙烯、聚烯烃或聚氨酯树脂中的一种，所述高反射添加剂包括氧化锌、氧化铝、氧化锆、钛白粉或荧光增白剂中的一种。
其进一步技术方案在于：
所述粘结层由聚烯烃材料制成，所述聚烯烃材料的厚度不大于60微米。
本发明的有益效果如下：
本发明结构简单、使用方便，其具有良好的反射性和散热性，降低了光伏组件的老化速度，进一步提高了太阳能光伏组件的发电效率及使用寿命，其光转换效能优秀，适用范围广。
附图说明
图1为本发明的结构示意图。
其中：1、耐候层；2、粘结层；3、PET基材；4、耐候粘结层；5、银色高反射层。
具体实施方式
下面结合附图，说明本发明的具体实施方式。
如图1所示，本发明所述的多层式太阳能背板包括PET基材3，PET基材3的一侧通过粘结层2连接耐候层1，于耐候层的上表面设置银色高反射层5，于PET基材3的另一端通过粘结层2连接耐候粘结层4；银色高反射层包括含有高反射添加剂的聚乙烯、聚丙烯、聚烯烃或聚氨酯树脂中的一种，高反射添加剂包括氧化锌、氧化铝、氧化锆、钛白粉或荧光增白剂中的一种，上述粘结层2由聚烯烃材料制成，聚烯烃材料的厚度不大于60微米。
本发明结构简单、使用方便，其具有良好的反射性和散热性，降低了光伏组件的老化速度，进一步提高了太阳能光伏组件的发电效率及使用寿命，其光转换效能优秀，适用范围广。
以上描述是对本发明的解释，不是对发明的限定，本发明所限定的范围参见权利要求，在不违背本发明的基本结构的情况下，本发明可以作任何形式的修改。
Claims (2)
1.一种多层式太阳能背板，其特征在于：包括PET基材(3)，所述PET基材(3)的一侧通过粘结层(2)连接耐候层(1)，于所述耐候层的上表面设置银色高反射层(5)，于所述PET基材(3)的另一端通过粘结层(2)连接耐候粘结层(4)；所述银色高反射层包括含有高反射添加剂的聚乙烯、聚丙烯、聚烯烃或聚氨酯树脂中的一种，所述高反射添加剂包括氧化锌、氧化铝、氧化锆、钛白粉或荧光增白剂中的一种。
2.如权利要求1所述的多层式太阳能背板，其特征在于：所述粘结层(2)由聚烯烃材料制成，所述聚烯烃材料的厚度不大于60微米。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610622422.1A CN106206788A (zh) | 2016-07-29 | 2016-07-29 | 多层式太阳能背板 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107749428A (zh) * | 2017-09-27 | 2018-03-02 | 中天光伏材料有限公司 | 一种复合封装一体化功能性太阳能电池背板 |
| CN111477706A (zh) * | 2020-04-27 | 2020-07-31 | 江苏东鋆光伏科技有限公司 | 一种设有反光膜的光伏组件及其制备工艺 |
| CN117334755A (zh) * | 2023-11-29 | 2024-01-02 | 宁波长阳科技股份有限公司 | 一种用于光伏组件的高耐老化性间隙膜及其制备方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103074023A (zh) * | 2013-01-24 | 2013-05-01 | 浙江晶茂科技有限公司 | 胶黏剂组合物及其制备方法和在太阳能电池背板的应用 |
| KR20150037715A (ko) * | 2013-09-30 | 2015-04-08 | 주식회사 엘지화학 | 백시트 |
| CN205050854U (zh) * | 2015-10-27 | 2016-02-24 | 苏州中来光伏新材股份有限公司 | 一种银色太阳能电池背板及其组件 |
-
2016
- 2016-07-29 CN CN201610622422.1A patent/CN106206788A/zh active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103074023A (zh) * | 2013-01-24 | 2013-05-01 | 浙江晶茂科技有限公司 | 胶黏剂组合物及其制备方法和在太阳能电池背板的应用 |
| KR20150037715A (ko) * | 2013-09-30 | 2015-04-08 | 주식회사 엘지화학 | 백시트 |
| CN205050854U (zh) * | 2015-10-27 | 2016-02-24 | 苏州中来光伏新材股份有限公司 | 一种银色太阳能电池背板及其组件 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107749428A (zh) * | 2017-09-27 | 2018-03-02 | 中天光伏材料有限公司 | 一种复合封装一体化功能性太阳能电池背板 |
| CN111477706A (zh) * | 2020-04-27 | 2020-07-31 | 江苏东鋆光伏科技有限公司 | 一种设有反光膜的光伏组件及其制备工艺 |
| CN117334755A (zh) * | 2023-11-29 | 2024-01-02 | 宁波长阳科技股份有限公司 | 一种用于光伏组件的高耐老化性间隙膜及其制备方法 |
| CN117334755B (zh) * | 2023-11-29 | 2024-03-19 | 宁波长阳科技股份有限公司 | 一种用于光伏组件的高耐老化性间隙膜及其制备方法 |
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