CN107658355A - A kind of preparation method of flexible solar battery pack - Google Patents
A kind of preparation method of flexible solar battery pack Download PDFInfo
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- CN107658355A CN107658355A CN201710786872.9A CN201710786872A CN107658355A CN 107658355 A CN107658355 A CN 107658355A CN 201710786872 A CN201710786872 A CN 201710786872A CN 107658355 A CN107658355 A CN 107658355A
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- 238000002360 preparation method Methods 0.000 title claims 3
- 238000003475 lamination Methods 0.000 claims abstract description 24
- 238000004806 packaging method and process Methods 0.000 claims abstract description 21
- 238000005538 encapsulation Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000002313 adhesive film Substances 0.000 claims abstract description 7
- 239000010408 film Substances 0.000 claims description 46
- 239000010409 thin film Substances 0.000 claims description 22
- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 229920002799 BoPET Polymers 0.000 claims description 6
- 229910004613 CdTe Inorganic materials 0.000 claims description 4
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 239000000565 sealant Substances 0.000 abstract description 7
- 239000012785 packaging film Substances 0.000 description 10
- 229920006280 packaging film Polymers 0.000 description 10
- 230000003068 static effect Effects 0.000 description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 5
- 229910021419 crystalline silicon Inorganic materials 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 239000005022 packaging material Substances 0.000 description 3
- 230000037303 wrinkles Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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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
- H10F19/804—Materials of encapsulations
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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
一种柔性太阳能电池组件的制备方法，它包括柔性太阳能电池组件的铺设和封装两个方面，所述的铺设包括如下步骤：a）先依次铺设封装背膜、封装胶膜、柔性电池层；b）然后在柔性电池层上利用导电胶带引出正负电极且电极穿透封装背膜并进行电极的遮盖；c）再在柔性电池层四周的封装背膜上铺设边缘密封胶；d）接下来在柔性电池层上依次铺设封装胶膜和透明高阻封装膜；所述的封装包括如下步骤：e）将铺设好的柔性太阳能电池组件放入封装模具；f）再把含有柔性太阳能电池组件的封装模具放入层压机中，设定层压参数：层压温度为100℃~150℃，层压压力为10KPa~90KPa，层压时间为5min~30min；g）层压之后进行降温。
A method for preparing a flexible solar cell module, which includes two aspects of laying and packaging of the flexible solar cell module. The laying includes the following steps: a) laying the packaging back film, packaging adhesive film, and flexible battery layer in sequence; b ) Then use conductive tape to lead out the positive and negative electrodes on the flexible battery layer, and the electrodes penetrate the back film of the package and cover the electrodes; c) Then lay edge sealant on the back film of the package around the flexible battery layer; d) Next, in Laying encapsulation film and transparent high-resistance encapsulation film on the flexible battery layer in sequence; the encapsulation includes the following steps: e) putting the laid flexible solar cell assembly into an encapsulation mold; f) encapsulating the flexible solar cell assembly Put the mold into the laminator and set the lamination parameters: the lamination temperature is 100°C~150°C, the lamination pressure is 10KPa~90KPa, and the lamination time is 5min~30min; g) Cool down after lamination.
Description
技术领域technical field
本发明涉及的是一种柔性太阳能电池组件的制备方法，更具体地，涉及用于在柔性太阳能电池组件的封装方法，主要应用于基于CIGS、CZTS、CdTe太阳能电池等的薄膜太阳能电池组件以及基于诸如聚酰亚胺、Ti箔和不锈钢箔等基板的柔性太阳能电池组件。The present invention relates to a method for preparing a flexible solar cell assembly, more specifically, to a packaging method for a flexible solar cell assembly, which is mainly applied to thin-film solar cell assemblies based on CIGS, CZTS, CdTe solar cells, etc. and based on Flexible solar modules with substrates such as polyimide, Ti foil, and stainless steel foil.
背景技术Background technique
能源危机和环境污染是当今全球所面临的两大基本难题。太阳能取之不尽用之不竭，是解决能源危机的一种重要途径。太阳能电池是用于由日光直接生成电流的光伏组件。传统的晶硅组件封装采用前板玻璃+封装胶+异质结电池片+封装胶+背板(或背板玻璃)”制成封装体，并在封装体的周围外加铝合金边框的结构进行保护。这种封装方式，晶硅组件不能进行较大的弯曲形变，且重量大、携带不便，不能满足对产品定制的市场需求；Energy crisis and environmental pollution are two basic problems facing the world today. Solar energy is inexhaustible and is an important way to solve the energy crisis. Solar cells are photovoltaic modules used to generate electricity directly from sunlight. Traditional crystalline silicon component packaging uses front glass + encapsulation glue + heterojunction cell + encapsulation glue + backplane (or backplane glass)" to make the package body, and an aluminum alloy frame is added around the package body. Protection. With this packaging method, crystalline silicon components cannot undergo large bending deformation, and are heavy and inconvenient to carry, which cannot meet the market demand for product customization;
目前有一种柔性太阳能电池组件，由于其产品质量轻、可卷曲折叠、不怕摔碰等特点，所以其应用前景很广；但是由于柔性太阳能电池组件的制备过程中存在铺设困难，且封装过程中由于胶膜的流动，容易造成表面褶皱，更容易产生气泡，不仅影响组件的美观，更会影响电池组件的输出性能。At present, there is a kind of flexible solar cell module, which has a wide application prospect because of its light weight, rollable and folding properties, and is not afraid of being knocked down. The flow of the film can easily cause surface wrinkles and bubbles, which not only affects the appearance of the module, but also affects the output performance of the battery module.
发明内容Contents of the invention
本发明的目的在于克服现有技术存在的不足，而提供的一种携带方便、质量轻、成本低、柔性好的薄膜太阳能电池组件的制备方法。The purpose of the present invention is to overcome the deficiencies in the prior art and provide a method for preparing a thin-film solar cell module that is easy to carry, light in weight, low in cost and good in flexibility.
本发明的目的是通过如下技术方案来完成的，一种柔性太阳能电池组件的制备方法，它包括柔性太阳能电池组件的铺设和封装两个方面，所述的铺设包括如下步骤：The object of the present invention is accomplished through the following technical solutions, a method for preparing a flexible solar cell assembly, which includes two aspects of laying and packaging of the flexible solar cell assembly, and the laying includes the following steps:
a）先依次铺设封装背膜、封装胶膜、柔性电池层；a) Lay the packaging back film, packaging film and flexible battery layer in sequence;
b）然后在柔性电池层上利用导电胶带引出正负电极且电极穿透封装背膜并进行电极的遮盖；b) Then use conductive tape to lead out the positive and negative electrodes on the flexible battery layer, and the electrodes penetrate the back film of the package and cover the electrodes;
c）再在柔性电池层四周的封装背膜上铺设边缘密封胶；c) Then lay edge sealant on the packaging back film around the flexible battery layer;
d）接下来在柔性电池层上依次铺设封装胶膜和透明高阻封装膜；d) Next, the encapsulation film and the transparent high-resistance encapsulation film are sequentially laid on the flexible battery layer;
所述的封装包括如下步骤：Described encapsulation comprises the steps:
e）将铺设好的柔性太阳能电池组件放入封装模具；e) Put the laid flexible solar cell module into the encapsulation mold;
f）再把含有柔性太阳能电池组件的封装模具放入层压机中，设定层压参数：层压温度为100℃~150℃，层压压力为10KPa~90KPa，层压时间为5min~30min；f) Then put the package mold containing the flexible solar cell module into the laminator, and set the lamination parameters: the lamination temperature is 100°C~150°C, the lamination pressure is 10KPa~90KPa, and the lamination time is 5min~30min ;
g）层压之后进行降温。g) Cool down after lamination.
作为优选：As preferred:
所述的步骤b）中，所述柔性电池层与导电胶带之间还铺设有用于保证电池层边缘与导电胶带绝缘的绝缘胶带；In the step b), an insulating tape for ensuring the insulation between the edge of the battery layer and the conductive tape is laid between the flexible battery layer and the conductive tape;
所述的步骤d）中，所述封装胶膜是EVA胶膜或POE胶膜，其厚度为10um~500um；In the step d), the packaging film is EVA film or POE film, and its thickness is 10um~500um;
所述透明高阻封装膜水蒸气透过率<10-1g/m2.day,厚度为10um~300um,透光率为80%~100%；The transparent high-resistance packaging film has a water vapor transmission rate of <10 −1 g/m 2. day, a thickness of 10 um to 300 um, and a light transmittance of 80% to 100%;
所述的步骤e）中，所述封装模具是不锈钢板、四氟板、硅胶板、PET膜或PVC膜中的一种，其厚度为0.05mm~5mm。In the step e), the packaging mold is one of stainless steel plate, PTFE plate, silica gel plate, PET film or PVC film, and its thickness is 0.05mm~5mm.
所述柔性太阳能电池组件利用全激光划线进行内串联，并使其正负极在组件两侧；The flexible solar cell module uses full laser scribing for internal series connection, and makes its positive and negative electrodes on both sides of the module;
所述铺设过程中还需要一静电消除器，用于消除封装材料上的静电，所述静电消除装置可以在铺设时，除去封装材料上的静电，利于铺设。另一方面，静电消除器可有效保护电池层，防止放电击穿电池层。In the laying process, a static eliminator is also required to eliminate static electricity on the packaging material. The static eliminator can remove static electricity on the packaging material during laying, which is convenient for laying. On the other hand, the static eliminator can effectively protect the battery layer and prevent the discharge from breaking down the battery layer.
作为优选：所述的透明高阻封装膜及封装背膜是FEP膜、ETFE膜或PET膜；As a preference: the transparent high-resistance packaging film and the packaging back film are FEP film, ETFE film or PET film;
所述柔性电池层是柔性CIGS薄膜太阳能电池、柔性CdTe薄膜太阳能电池、柔性GaAs薄膜太阳能电池、柔性CZTS薄膜太阳能电池或柔性晶硅薄膜太阳能电池；The flexible battery layer is a flexible CIGS thin film solar cell, a flexible CdTe thin film solar cell, a flexible GaAs thin film solar cell, a flexible CZTS thin film solar cell or a flexible crystalline silicon thin film solar cell;
本发明制备的薄膜太阳能电池组件具有携带方便、质量轻、成本低、柔性好等特点。The thin film solar cell module prepared by the invention has the characteristics of convenient portability, light weight, low cost, good flexibility and the like.
附图说明Description of drawings
图1为本发明所述薄膜太阳能电池的铺设结构示意图；Fig. 1 is the paving structure schematic diagram of thin-film solar cell of the present invention;
图2为本发明一种实施例中铺设柔性太阳能电池组件的俯视图（未含上层胶膜及透明高阻封装膜）。Fig. 2 is a top view of laying flexible solar cell modules in an embodiment of the present invention (without the upper layer of adhesive film and transparent high-resistance packaging film).
图3为本发明所述一种实施例中柔性太阳能电池组件放入模具的前视图。Fig. 3 is a front view of a flexible solar cell module put into a mold in an embodiment of the present invention.
具体实施方式Detailed ways
下面结合附图和实施例对本发明作进一步详细说明。应当理解，提供本文所述的具体实施方式是为了说明本申请，而不是限制本申请。还应该注意，为了便于描述，在附图中仅示出了与本发明相关的部分。The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are provided to illustrate the present application, not to limit the present application. It should also be noted that, for ease of description, only parts relevant to the present invention are shown in the drawings.
图1、2所示，本发明所述的一种柔性太阳能电池组件的制备方法，它包括柔性太阳能电池组件的铺设和封装两个方面，所述的铺设包括如下步骤：As shown in Figures 1 and 2, a method for preparing a flexible solar cell assembly according to the present invention includes two aspects of laying and packaging of the flexible solar cell assembly, and the laying includes the following steps:
a）先依次铺设封装背膜1、封装胶膜2、柔性电池层3；a) Lay packaging back film 1, packaging adhesive film 2, and flexible battery layer 3 in sequence;
b）然后在柔性电池层3上利用导电胶带4引出正负电极且电极穿透封装背膜1并进行电极的遮盖；b) Then use the conductive tape 4 to lead out the positive and negative electrodes on the flexible battery layer 3, and the electrodes penetrate the packaging back film 1 and cover the electrodes;
c）再在柔性电池层四周的封装背膜上铺设边缘密封胶5；c) Laying edge sealant 5 on the packaging back film around the flexible battery layer;
d）接下来在柔性电池层上依次铺设封装胶膜2和透明高阻封装膜6；d) Next, the encapsulation film 2 and the transparent high-resistance encapsulation film 6 are sequentially laid on the flexible battery layer;
图3所示，所述的封装包括如下步骤：As shown in Figure 3, the package includes the following steps:
e）将铺设好的柔性太阳能电池组件8放入封装模具9；e) Put the laid flexible solar cell module 8 into the encapsulation mold 9;
f）再把含有柔性太阳能电池组件的封装模具放入层压机中，设定层压参数：层压温度为100℃~150℃，层压压力为10KPa~90KPa，层压时间为5min~30min；f) Then put the package mold containing the flexible solar cell module into the laminator, and set the lamination parameters: the lamination temperature is 100°C~150°C, the lamination pressure is 10KPa~90KPa, and the lamination time is 5min~30min ;
g）层压之后进行降温。g) Cool down after lamination.
本发明所述的步骤b）中，所述柔性电池层3与导电胶带4之间还铺设有用于保证电池层边缘与导电胶带绝缘的绝缘胶带7；In the step b) of the present invention, an insulating tape 7 is laid between the flexible battery layer 3 and the conductive tape 4 to ensure the insulation between the edge of the battery layer and the conductive tape;
所述的步骤d）中，所述封装胶膜是EVA胶膜或POE胶膜，其厚度为10um~500um；In the step d), the packaging film is EVA film or POE film, and its thickness is 10um~500um;
所述透明高阻封装膜水蒸气透过率<10-1g/m2.day,厚度为10um~300um,透光率为80%~100%；The transparent high-resistance packaging film has a water vapor transmission rate of <10 −1 g/m 2. day, a thickness of 10 um to 300 um, and a light transmittance of 80% to 100%;
所述的步骤e）中，所述封装模具9是不锈钢板、四氟板、硅胶板、PET膜或PVC膜中的一种，其厚度为0.05mm~5mm。In the step e), the packaging mold 9 is one of stainless steel plate, PTFE plate, silica gel plate, PET film or PVC film, and its thickness is 0.05mm~5mm.
所述柔性太阳能电池组件利用全激光划线进行内串联，并使其正负极在组件两侧；The flexible solar cell module uses full laser scribing for internal series connection, and makes its positive and negative electrodes on both sides of the module;
所述铺设过程中还需要一静电消除器，用于消除封装材料上的静电。In the laying process, a static eliminator is also required to eliminate static electricity on the packaging material.
本发明所述的透明高阻封装膜及封装背膜是FEP膜、ETFE膜或PET膜；所述柔性电池层是柔性CIGS薄膜太阳能电池、柔性CdTe薄膜太阳能电池、柔性GaAs薄膜太阳能电池、柔性CZTS薄膜太阳能电池或柔性晶硅薄膜太阳能电池；The transparent high-resistance packaging film and the packaging back film of the present invention are FEP film, ETFE film or PET film; the flexible battery layer is a flexible CIGS thin film solar cell, a flexible CdTe thin film solar cell, a flexible GaAs thin film solar cell, a flexible CZTS Thin-film solar cells or flexible crystalline silicon thin-film solar cells;
实施例：本发明首先进行柔性太阳能电池组件的铺设。铺设步骤如下：Embodiment: The present invention first carries out the paving of the flexible solar cell module. The laying steps are as follows:
1）在含有静电消除器的基台上铺设220mm*440mm规格，厚度为50um的FEP膜；1) Lay a 220mm*440mm FEP film with a thickness of 50um on the abutment containing the static eliminator;
2）在FEP膜上中心部分铺设200mm*420mm规格，厚度为200um的POE胶膜；2) Lay a 200mm*420mm POE film with a thickness of 200um on the central part of the FEP film;
3）在POE胶膜上利用定位胶带摆放固定200mm*420mm规格，厚度为52um的柔性CIGS薄膜太阳能电池；3) Use positioning tape to place and fix flexible CIGS thin-film solar cells with a size of 200mm*420mm and a thickness of 52um on the POE film;
4）在柔性CIGS薄膜太阳能电池上利用宽度为5mm的导电胶带引出正负极，在电池边缘处利用绝缘胶带把导电胶带隔离开；然后电极经过走线穿过FEP膜；再利用遮挡胶带把电极隐藏；4) On the flexible CIGS thin film solar cell, use a conductive tape with a width of 5mm to lead out the positive and negative electrodes, and use insulating tape to separate the conductive tape at the edge of the battery; then the electrodes pass through the FEP film through wiring; hide;
5）在柔性电池层四周的FEP膜上铺设边缘密封胶，边缘密封胶厚度为0.4mm，宽度为8mm;5) Lay edge sealant on the FEP film around the flexible battery layer, the thickness of the edge sealant is 0.4mm, and the width is 8mm;
6）在柔性电池层上再铺设一层200um厚的POE胶膜；6) Lay a layer of 200um thick POE film on the flexible battery layer;
7）在表面再铺设一层透明高阻封装膜ETFE膜；7) Lay a layer of transparent high-resistance packaging film ETFE film on the surface;
完成以上步骤，利用万用表测量正负电极之间电阻，防止铺设组件断路；After completing the above steps, use a multimeter to measure the resistance between the positive and negative electrodes to prevent the laying components from breaking;
在本实施例中，柔性太阳能电池组件的封装的步骤为：In this embodiment, the steps of encapsulating the flexible solar cell module are:
8）把已完成铺设的柔性太阳能电池组件放入不锈钢模具中，下侧不锈钢模具厚3mm，上侧不锈钢模具厚4mm；8) Put the laid flexible solar cell module into the stainless steel mold, the stainless steel mold on the lower side is 3mm thick, and the stainless steel mold on the upper side is 4mm thick;
9）把中间含有柔性太阳能电池组件的不锈钢模具放入层压机中，用高温布盖好；9) Put the stainless steel mold containing the flexible solar cell module in the middle into the laminator, and cover it with a high-temperature cloth;
10）设置层压参数分别为：温度135℃，抽真空时间240s，一次加压-90KPa，持续时间20s，二次加压-50KPa，持续时间20s，三次加压-20KPa，持续时间300s，10) Set the lamination parameters as follows: temperature 135°C, vacuum time 240s, one pressurization -90KPa, duration 20s, second pressurization -50KPa, duration 20s, third pressurization -20KPa, duration 300s,
11）开始层压；11) Start lamination;
12）层压结束，取出模具，缓慢降温；12) After lamination is completed, take out the mold and cool down slowly;
通过本实施例，可以制备出无褶皱无气泡的柔性太阳能电池组件，组件厚度在0.5~0.6mm且组件功率质量比可达到0.16w/g。Through this embodiment, a flexible solar cell module without wrinkles and bubbles can be prepared, the thickness of the module is 0.5-0.6mm, and the power-to-mass ratio of the module can reach 0.16w/g.
实施例2：首先进行柔性太阳能电池组件的铺设，铺设步骤如下：Embodiment 2: Firstly, the laying of the flexible solar cell module is carried out, and the laying steps are as follows:
1）在含有静电消除器的基台上铺设220mm*440mm规格，厚度为25um的ETFE膜；1) Lay 220mm*440mm ETFE film with a thickness of 25um on the abutment containing the static eliminator;
2）在ETFE膜上中心部分铺设200mm*420mm规格，厚度为100um的EVA胶膜；2) Lay an EVA film with a size of 200mm*420mm and a thickness of 100um on the center part of the ETFE film;
3）在EVA胶膜上利用定位胶带摆放固定200mm*420mm规格，厚度为52um的柔性CIGS薄膜太阳能电池；3) Place and fix flexible CIGS thin-film solar cells with a size of 200mm*420mm and a thickness of 52um on the EVA film with positioning tape;
4）在柔性CIGS薄膜太阳能电池上利用宽度为5mm的导电胶带引出正负极，在电池边缘处利用绝缘胶带把导电胶带隔离开；然后电极经过走线穿过ETFE膜；再利用遮挡胶带把电极隐藏；4) On the flexible CIGS thin film solar cell, use a conductive tape with a width of 5mm to lead out the positive and negative electrodes, and use an insulating tape to separate the conductive tape at the edge of the battery; then the electrodes are routed through the ETFE film; hide;
5）在柔性电池层四周的ETFE膜上铺设边缘密封胶，边缘密封胶厚度为0.2mm，宽度为8mm;5) Lay edge sealant on the ETFE film around the flexible battery layer, the thickness of the edge sealant is 0.2mm, and the width is 8mm;
6）在柔性电池层上再铺设一层100um厚的EVA胶膜；6) Lay a layer of 100um thick EVA film on the flexible battery layer;
7）在表面再铺设一层透明高阻封装膜ETFE膜；7) Lay a layer of transparent high-resistance packaging film ETFE film on the surface;
完成以上步骤，利用万用表测量正负电极之间电阻，防止铺设组件断路；After completing the above steps, use a multimeter to measure the resistance between the positive and negative electrodes to prevent the laying components from breaking;
在本实施例中，柔性太阳能电池组件的封装的步骤为：In this embodiment, the steps of encapsulating the flexible solar cell module are:
8）把已完成铺设的柔性太阳能电池组件放入四氟板模具中，下侧四氟板模具厚1mm，上侧四氟板模具厚1.5mm；8) Put the flexible solar cell module that has been laid into the PTFE plate mold, the thickness of the lower PTFE plate mold is 1mm, and the thickness of the upper PTFE plate mold is 1.5mm;
9）把中间含有柔性太阳能电池组件的不锈钢模具放入层压机中，用高温布盖好；9) Put the stainless steel mold containing the flexible solar cell module in the middle into the laminator, and cover it with a high-temperature cloth;
10）设置层压参数分别为：温度145℃，抽真空时间180s，一次加压-90KPa，持续时间20s，二次加压-40KPa，持续时间20s，三次加压-20KPa，持续时间240s，10) Set the lamination parameters as follows: temperature 145°C, vacuum time 180s, one pressurization -90KPa, duration 20s, second pressurization -40KPa, duration 20s, third pressurization -20KPa, duration 240s,
11）开始层压；11) Start lamination;
12）层压结束，取出模具，缓慢降温。12) After lamination is finished, take out the mold and cool down slowly.
通过本实施例，可以制备出无褶皱无气泡的柔性太阳能电池组件，组件厚度在0.2~0.3mm且组件功率质量比可达到0.217w/g。Through this embodiment, a flexible solar cell module without wrinkles and bubbles can be prepared, the thickness of the module is 0.2-0.3mm and the power-to-mass ratio of the module can reach 0.217w/g.
以上描述仅是对本申请优选实施方式和应用技术的原理的描述。本发明所属技术领域的技术人员可以对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代，只要不偏离本发明说明书的内容或者超越本权利要求书所定义的范围，均应属于本发明的保护范围。The above description is only a description of the principles of the preferred embodiments and applied technologies of the present application. Those skilled in the technical field to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, as long as they do not deviate from the content of the description of the present invention or exceed the scope defined in the claims , should belong to the protection scope of the present invention.
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