CN104282786A - Efficient self-cleaning long-life solar photovoltaic module - Google Patents
Efficient self-cleaning long-life solar photovoltaic module Download PDFInfo
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- CN104282786A CN104282786A CN201410450441.1A CN201410450441A CN104282786A CN 104282786 A CN104282786 A CN 104282786A CN 201410450441 A CN201410450441 A CN 201410450441A CN 104282786 A CN104282786 A CN 104282786A
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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
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for photovoltaic cells
- H10F77/315—Coatings for devices having potential barriers for photovoltaic cells the coatings being antireflective or having enhancing optical properties
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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
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for 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
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Abstract
本发明公开了一种高效自洁长寿命的太阳能光伏组件，包括面板、第一胶膜层、太阳能电池组、第二胶膜层和背板，是由上述五层结构从上下至下依次层叠并封装构成，所述面板的表面涂覆有一自洁层，所述自洁层为二氧化钛涂层，所述背板的底部与陶瓷底板固定连接。本发明具有高效的自洁性，安装简便，使用寿命较长、光电转化效率高的优点。
The invention discloses a high-efficiency self-cleaning and long-life solar photovoltaic module, which includes a panel, a first adhesive film layer, a solar cell group, a second adhesive film layer and a back plate, which are sequentially stacked from top to bottom by the above five-layer structure And packaged structure, the surface of the panel is coated with a self-cleaning layer, the self-cleaning layer is titanium dioxide coating, the bottom of the back plate is fixedly connected with the ceramic base plate. The invention has the advantages of high-efficiency self-cleaning property, simple installation, long service life and high photoelectric conversion efficiency.
Description
技术领域 technical field
本发明涉及新能源光伏发电领域，特别是涉及一种太阳能光伏组件。 The invention relates to the field of new energy photovoltaic power generation, in particular to a solar photovoltaic module.
背景技术 Background technique
随着全球能源的日益短缺，对于太阳能的利用也越来越受到重视。太阳能光伏组件是近年来应用最多的产品，太阳能光伏组件是具有封装以及内部联结结构，能单独提供直流电输出的最小不可分割的太阳能电池组合装置。 With the increasing shortage of global energy, the utilization of solar energy has also been paid more and more attention. Solar photovoltaic modules are the most widely used products in recent years. Solar photovoltaic modules are the smallest indivisible solar cell combination devices with packaging and internal connection structures that can provide direct current output alone.
现有的太阳能光伏组件一般包括太阳能电池片、面板玻璃、胶膜、背板、型材、互连条以及助焊剂、有机硅胶、接线盒及连接器。一般都是将太阳能光伏组件经过封装之后，通过支架将其整体固定在屋顶及易于接收阳光的地点，不够美观，受外界条件影响较大，一般不具有装饰性和其他的功能性，安装也较为复杂，安装成本高。 Existing solar photovoltaic modules generally include solar cells, panel glass, adhesive film, backplane, profiles, interconnection strips, flux, organic silica gel, junction boxes and connectors. Generally, after the solar photovoltaic module is packaged, it is fixed on the roof and a place that is easy to receive sunlight through a bracket, which is not beautiful enough and is greatly affected by external conditions. Complicated and expensive to install.
发明内容 Contents of the invention
本发明主要解决的技术问题是提供一种高效自洁长寿命的太阳能光伏组件，具有高效的自洁性，安装简便，使用寿命较长、光电转化效率高的优点。 The technical problem mainly solved by the present invention is to provide a solar photovoltaic module with high efficiency, self-cleaning and long life, which has the advantages of high-efficiency self-cleaning, easy installation, long service life and high photoelectric conversion efficiency.
为解决上述技术问题，本发明采用的一个技术方案是： In order to solve the problems of the technologies described above, a technical solution adopted in the present invention is:
提供一种高效自洁长寿命的太阳能光伏组件，包括面板、第一胶膜层、太阳能电池组、第二胶膜层和背板，是由上述五层结构从上下至下依次层叠并封装构成，所述面板的表面涂覆有一自洁层，所述自洁层为二氧化钛涂层，所述背板的底部与陶瓷底板固定连接。 Provide a high-efficiency self-cleaning and long-life solar photovoltaic module, including a panel, a first adhesive film layer, a solar cell group, a second adhesive film layer and a back sheet, which are formed by stacking and packaging the above five-layer structure from top to bottom , the surface of the panel is coated with a self-cleaning layer, the self-cleaning layer is a titanium dioxide coating, and the bottom of the back plate is fixedly connected with the ceramic bottom plate.
在本发明一个较佳实施例中，所述第一胶膜层与所述第二胶膜层为EVA胶膜层或PVB胶膜层。 In a preferred embodiment of the present invention, the first adhesive film layer and the second adhesive film layer are EVA adhesive film layers or PVB adhesive film layers.
在本发明一个较佳实施例中，所述背板与陶瓷底板通过可拆卸硅胶固定粘接。 In a preferred embodiment of the present invention, the back plate and the ceramic bottom plate are fixed and bonded by detachable silica gel.
在本发明一个较佳实施例中，所述面板为钢化玻璃或有机玻璃。 In a preferred embodiment of the present invention, the panel is tempered glass or plexiglass.
在本发明一个较佳实施例中，所述面板的厚度为1.0mm~2.0mm。 In a preferred embodiment of the present invention, the thickness of the panel is 1.0mm~2.0mm.
在本发明一个较佳实施例中，所述太阳能电池组是由非晶硅薄膜电池片封装组成的。 In a preferred embodiment of the present invention, the solar cell group is composed of amorphous silicon thin-film cells packaged.
在本发明一个较佳实施例中，所述自洁层的厚度为50~99nm。 In a preferred embodiment of the present invention, the thickness of the self-cleaning layer is 50-99 nm.
在本发明一个较佳实施例中，所述太阳能光伏组件为边沿无边框密封。 In a preferred embodiment of the present invention, the solar photovoltaic module is sealed without a border.
本发明的有益效果是： The beneficial effects of the present invention are:
（1）本发明一种高效自洁长寿命的太阳能光伏组件，在面板的表面设置了自洁层，自洁层为二氧化钛涂层，具有减少面板反射率、较低的表面光泽度和低折射率，能够使太阳能光伏组件产生更大的电能，且二氧化钛涂层的涂覆也能够增强面板的耐老化性能，延长了太阳能光伏组件的使用寿命，再者，二氧化钛涂层的自洁性，能够靠雨水的流动就容易的将积聚在自洁层表面的灰尘带走，使得太阳能电池组能够最大限度的接收到有效光照强度，整体上提高了组件的使用效率； (1) The present invention is a high-efficiency self-cleaning and long-life solar photovoltaic module. A self-cleaning layer is provided on the surface of the panel. The self-cleaning layer is a titanium dioxide coating, which has the advantages of reducing the reflectivity of the panel, low surface gloss and low refraction The efficiency can make the solar photovoltaic module generate more electric energy, and the coating of titanium dioxide coating can also enhance the aging resistance of the panel and prolong the service life of the solar photovoltaic module. Furthermore, the self-cleaning property of the titanium dioxide coating can The dust accumulated on the surface of the self-cleaning layer can be easily taken away by the flow of rainwater, so that the solar cell group can receive the effective light intensity to the maximum extent, and the overall efficiency of the module is improved;
（2）本发明一种高效自洁长寿命的太阳能光伏组件，在背板的底部与陶瓷底板固定连接，使得光伏组件可以直接通过粘结陶瓷在墙面上、地面上或屋顶上使用，安装方便，节省了安装成本，同时也能够延长太阳光伏组件的使用寿命。 (2) A high-efficiency self-cleaning and long-life solar photovoltaic module of the present invention is fixedly connected to the ceramic bottom plate at the bottom of the back plate, so that the photovoltaic module can be used directly on the wall, ground or roof by bonding ceramics. It is convenient, saves installation costs, and can also prolong the service life of solar photovoltaic modules.
附图说明 Description of drawings
图1是本发明一较佳实施例的剖面结构示意图； Fig. 1 is the sectional structure schematic diagram of a preferred embodiment of the present invention;
附图中各部件的标记如下：1、面板，2、第一胶膜层，3、太阳能电池组，4、第二胶膜层，5、背板，6、自洁层和7、陶瓷底板。 The marks of the components in the attached drawings are as follows: 1. panel, 2. first film layer, 3. solar battery pack, 4. second film layer, 5. back plate, 6. self-cleaning layer and 7. ceramic bottom plate .
具体实施方式 Detailed ways
下面结合附图对本发明的较佳实施例进行详细阐述，以使本发明的优点和特征能更易于被本领域技术人员理解，从而对本发明的保护范围做出更为清楚明确的界定。 The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, so as to define the protection scope of the present invention more clearly.
请参阅图1，本发明实施例包括： Please refer to Fig. 1, the embodiment of the present invention comprises:
一种高效自洁长寿命的太阳能光伏组件，包括面板1、第一胶膜层2、太阳能电池组3、第二胶膜层4和背板5，是由上述五层结构从上下至下依次层叠并封装构成，并且该太阳能光伏组件的边沿为无边框密封的。 A high-efficiency self-cleaning and long-life solar photovoltaic module, including a panel 1, a first adhesive film layer 2, a solar cell group 3, a second adhesive film layer 4 and a back plate 5, which are composed of the above five-layer structure from top to bottom It is formed by stacking and encapsulating, and the edge of the solar photovoltaic module is frameless and sealed.
面板1为钢化玻璃或有机玻璃，本实施例中优选使用钢化玻璃，钢化玻璃的厚度为1mm；第一胶膜层2与第二胶膜层4为EVA胶膜层；太阳能电池组3是由非晶硅薄膜电池片封装组成的。 Panel 1 is tempered glass or plexiglass, preferably uses tempered glass in the present embodiment, and the thickness of tempered glass is 1mm; The first adhesive film layer 2 and the second adhesive film layer 4 are EVA adhesive film layers; Solar cell group 3 is made of It is composed of amorphous silicon thin film cell package.
面板1的表面涂覆有一自洁层6，自洁层6为二氧化钛涂层，自洁层6的厚度为50~99nm，本实施例优选厚度为80nm。该自洁层6具有减少面板1反射率、较低的表面光泽度和低折射率，能够使太阳能光伏组件产生更大的电能，且二氧化钛涂层的涂覆也能够增强面板1的耐老化性能，延长了太阳能光伏组件的使用寿命，再者，二氧化钛涂层的自洁性，能够靠雨水的流动就容易的将积聚在自洁层6表面的灰尘带走，使得太阳能电池组3能够最大限度的接收到有效光照强度，整体上提高了组件的使用效率。 The surface of the panel 1 is coated with a self-cleaning layer 6, the self-cleaning layer 6 is a titanium dioxide coating, and the thickness of the self-cleaning layer 6 is 50-99nm, preferably 80nm in this embodiment. The self-cleaning layer 6 has the properties of reducing the reflectivity of the panel 1, lower surface gloss and low refractive index, which can enable the solar photovoltaic module to generate more electric energy, and the coating of the titanium dioxide coating can also enhance the aging resistance of the panel 1 , prolong the service life of the solar photovoltaic module, moreover, the self-cleaning property of titanium dioxide coating can rely on the flow of rainwater to just easily take away the dust accumulated on the surface of the self-cleaning layer 6, so that the solar cell group 3 can maximize The received effective light intensity can improve the usage efficiency of the components as a whole.
在背板5的底部粘接有陶瓷底板7，是通过可拆卸硅胶固定粘接的。随着陶瓷技术的开发，现在越来越多具有特殊功能性的陶瓷被开发，例如，超薄高强度陶瓷、隔热陶瓷、磁性陶瓷、感光陶瓷、半导体陶瓷、介电陶瓷等，根据太阳光伏组件的使用地点及工程的特殊性，可相应选择适宜的陶瓷制品，使得光伏组件可以直接通过粘结陶瓷安装在相应的场所，安装方便，节省了安装成本，同时也能够延长太阳光伏组件的使用寿命。 A ceramic bottom plate 7 is bonded to the bottom of the back plate 5, which is fixed and bonded by detachable silica gel. With the development of ceramic technology, more and more ceramics with special functions have been developed, for example, ultra-thin high-strength ceramics, heat-insulating ceramics, magnetic ceramics, photosensitive ceramics, semiconductor ceramics, dielectric ceramics, etc., according to solar photovoltaic Depending on the location of the module and the particularity of the project, appropriate ceramic products can be selected accordingly, so that the photovoltaic module can be directly installed in the corresponding place by bonding ceramics, which is convenient for installation, saves installation costs, and can also prolong the use of solar photovoltaic modules life.
以上所述仅为本发明的实施例，并非因此限制本发明的专利范围，凡是利用本发明说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其他相关的技术领域，均同理包括在本发明的专利保护范围内。 The above is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related technologies fields, all of which are equally included in the scope of patent protection of the present invention.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107104156A (en) * | 2016-02-18 | 2017-08-29 | 珠海格力电器股份有限公司 | photovoltaic module with self-cleaning function |
| CN107154443A (en) * | 2016-03-03 | 2017-09-12 | 苏州升奥新能源有限公司 | A kind of solar cell module encapsulating structure |
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| CN102148273A (en) * | 2011-03-03 | 2011-08-10 | 江苏永能光伏科技有限公司 | Photovoltaic assembly with automatic cleaning function |
| CN202651167U (en) * | 2012-07-06 | 2013-01-02 | 李富民 | A solar photovoltaic module with a ceramic base |
| CN204204877U (en) * | 2014-09-05 | 2015-03-11 | 苏州费米光电有限公司 | The long-life solar photovoltaic assembly of a kind of high-efficiency self-cleaning |
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| US20100294335A1 (en) * | 2009-05-25 | 2010-11-25 | Industrial Technology Research Institute | Photovoltaic electrochromic device and method of manufacturing the same |
| CN102148273A (en) * | 2011-03-03 | 2011-08-10 | 江苏永能光伏科技有限公司 | Photovoltaic assembly with automatic cleaning function |
| CN202651167U (en) * | 2012-07-06 | 2013-01-02 | 李富民 | A solar photovoltaic module with a ceramic base |
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| CN107104156A (en) * | 2016-02-18 | 2017-08-29 | 珠海格力电器股份有限公司 | photovoltaic module with self-cleaning function |
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Application publication date: 20150114 |