WO2020056983A1 - Double-sided photovoltaic assembly with adjustable light transmittance, and bipv assembly - Google Patents

Double-sided photovoltaic assembly with adjustable light transmittance, and bipv assembly Download PDF

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Publication number
WO2020056983A1
WO2020056983A1 PCT/CN2018/124116 CN2018124116W WO2020056983A1 WO 2020056983 A1 WO2020056983 A1 WO 2020056983A1 CN 2018124116 W CN2018124116 W CN 2018124116W WO 2020056983 A1 WO2020056983 A1 WO 2020056983A1
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double
adhesive film
film
module according
electroluminescent
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PCT/CN2018/124116
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French (fr)
Chinese (zh)
Inventor
倪志春
蔡霞
魏青竹
陈成锦
柯坡
陈恒磊
曹海波
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苏州腾晖光伏技术有限公司
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Publication of WO2020056983A1 publication Critical patent/WO2020056983A1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—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
    • 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
    • H01L31/042—PV modules or arrays of single PV cells
    • H01L31/048—Encapsulation of modules
    • H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—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
    • 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
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—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
    • 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
    • H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/055—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means where light is absorbed and re-emitted at a different wavelength by the optical element directly associated or integrated with the PV cell, e.g. by using luminescent material, fluorescent concentrators or up-conversion arrangements
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/60—Planning or developing urban green infrastructure
    • 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
    • Y02E10/52—PV systems with concentrators

Definitions

  • the invention belongs to the field of solar cells, and particularly relates to a double-sided photovoltaic module with adjustable light transmittance, in particular to a BIPV module with adjustable light transmittance.
  • the transmittance of the module is determined in the early stage of module design, and real-time transmittance adjustability cannot be achieved during the use of the module. .
  • the present invention aims to provide a double-sided photovoltaic module with adjustable light transmittance, especially a BIPV module with adjustable light transmittance.
  • a double-sided photovoltaic module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass, which are arranged from top to bottom.
  • the battery sheet layer includes one or more double sides.
  • a solar cell, the double-sided photovoltaic module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the cell sheet layer and the back sheet glass, and is used for powering the electroluminescent adhesive film.
  • the transparent insulating film is disposed between the electroluminescent adhesive film and the cell sheet layer to isolate the two, and the double-sided photovoltaic module further includes a power source for adjusting the power source to the electroluminescence A mechanism for regulating the amount of current provided by the film.
  • the adjustment mechanism includes a remote control transmitter and a remote control receiver that cooperate with each other.
  • the remote control receiver is integrated on the power source.
  • the transparent insulating film is a transparent PET film.
  • the electroluminescent adhesive film is a patterned film.
  • the material of the electroluminescent adhesive film is an organic electroluminescent material.
  • the thickness of the electroluminescent adhesive film is 0.4-1 mm.
  • the thickness of the transparent insulating film is 30-120 ⁇ m.
  • the double-sided photovoltaic module is a double-glass photovoltaic module or a BIPV module.
  • the power source is electrically connected to the electroluminescent adhesive film through a wire.
  • a BIPV module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass arranged from top to bottom.
  • the battery sheet layer includes one or more double-sided solar cells.
  • the BIPV module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the battery sheet layer and the back plate glass, and a power source for supplying power to the electroluminescent adhesive film.
  • a transparent insulating film is disposed between the electroluminescent adhesive film and the cell sheet layer to isolate the two, and the BIPV module further includes a device for adjusting a current provided by the power source to the electroluminescent adhesive film. Size adjustment mechanism.
  • the adjustment mechanism includes a remote control transmitter and a remote control receiver that cooperate with each other.
  • the remote control receiver is integrated on the power source.
  • the transparent insulating film is a transparent PET film.
  • the electroluminescent adhesive film is a patterned film.
  • the material of the electroluminescent adhesive film is an organic electroluminescent material.
  • the thickness of the electroluminescent adhesive film is 0.4-1 mm.
  • the thickness of the transparent insulating film is 30-120 ⁇ m.
  • the power source is electrically connected to the electroluminescent adhesive film through a wire.
  • the present invention adopts the above scheme, and has the following advantages over the prior art:
  • the double-sided photovoltaic module or BIPV module of the present invention uses an electroluminescent adhesive film and a transparent insulating film to realize adjustable module light transmittance and adjustable pattern.
  • the effective combination of artistic aesthetics and photovoltaic modules makes photovoltaic modules more acceptable to users and further expands the scope of application of modules.
  • FIG. 1 is a schematic diagram of a double-sided photovoltaic module according to the present invention.
  • a double-sided photovoltaic module which is specifically a double-sided double-glass photovoltaic module or a BIPV module, whose back transmittance is adjustable.
  • a BIPV module with adjustable light transmittance includes a front plate glass 1, an encapsulating film 2, a battery sheet layer 3, and a back plate glass 6 arranged from top to bottom.
  • the battery sheet layer 3 includes a Or multiple double-sided solar cells 30.
  • the double-sided photovoltaic module further includes a transparent insulating film 4 and an electroluminescent adhesive film 5 disposed between the cell sheet layer 3 and the back plate glass 6, a power source 7 for supplying power to the electroluminescent adhesive film 5, and a transparent insulating film.
  • the double-sided photovoltaic module further includes an adjustment mechanism for adjusting the magnitude of the current provided by the power source 7 to the electroluminescent adhesive film 5. By adjusting the magnitude of the current provided by the power source 7 for the electroluminescent adhesive film 5, The purpose of adjusting the light transmittance of the luminescent adhesive film 5.
  • the transparent insulating film 4 is a transparent PET film with a thickness of 30-120 ⁇ m.
  • the electroluminescent adhesive film 5 is a patterned film, the material of the electroluminescent adhesive film 5 is an organic electroluminescent material, and the thickness of the electroluminescent adhesive film 5 is 0.4-1 mm.
  • the introduction of the electroluminescent adhesive film 5 can realize the adjustable color and transmittance of the adhesive film.
  • the light transmittance of the adhesive film can be controlled by controlling the current of the electroluminescent adhesive film 5.
  • the pattern on the back of the module can be controlled by designing the pattern of the electroluminescent adhesive film 5.
  • the electroluminescent adhesive film 5 of the present invention can completely cover the back of the battery layer, and can also be designed into a specific pattern according to the user's requirements for the appearance of the back of the module.
  • the pattern presented by the electroluminescent adhesive film 5 In order to meet the user's appearance requirements, the adjustment of the light transmittance is achieved by controlling the current of the power supply 7.
  • the power source 7 is electrically connected to the electroluminescent adhesive film 5 through a wire 70.
  • the adjusting mechanism specifically includes a wireless remote control system composed of a wireless remote control transmitter and a wireless remote control receiver that cooperate with each other. Among them, the remote control receiver is integrated on the power source 7, and the user's instructions are received by the remote control transmitter and sent to the remote control receiver. The remote control receiver adjusts the current of the power source 7 correspondingly according to the instructions for remote control.
  • the double-sided photovoltaic module of the present invention uses an electroluminescent adhesive film 5 and a transparent PET film to realize adjustable light transmittance and adjustable pattern of the module, and effectively combines artistic aesthetics with photovoltaic modules. Make photovoltaic modules more acceptable to customers. Further expand the scope of application of components.

Abstract

Provided is a double-sided photovoltaic assembly with adjustable light transmittance, in particular a BIPV assembly with adjustable light transmittance. The double-sided photovoltaic assembly comprises, from top to bottom, a piece of front panel glass (1), a first encapsulation film (2), a cell layer (3) and a piece of back panel glass (6), with the cell layer comprising multiple double-sided solar cells. The double-sided photovoltaic assembly further comprises a transparent insulation film (4) and an electroluminescent film (5) provided between the cell layer and the back panel glass, and a power source for supplying power to the electroluminescent film, with the transparent insulation film being arranged between the electroluminescent film and the cell layer to separate the two. The double-sided photovoltaic assembly further comprises an adjustment mechanism used for adjusting the magnitude of the current provided by the power source to the electroluminescent film so that the light transmittance of the double-sided photovoltaic assembly can be adjusted.

Description

一种透光率可调的双面光伏组件及BIPV组件Double-sided photovoltaic module with adjustable light transmittance and BIPV module
相关申请的交叉引用Cross-reference to related applications
本申请要求2018年9月21日提交的申请号为CN201811117625.0的中国专利申请的优先权，其全部内容通过引用的方式并入本发明中。This application claims the priority of the Chinese patent application with application number CN201811117625.0 filed on September 21, 2018, the entire contents of which are incorporated in the present invention by reference.
技术领域Technical field
本发明属于太阳能电池领域，具体涉及一种透光率可调的双面光伏组件，特别是一种透光率可调的BIPV组件。The invention belongs to the field of solar cells, and particularly relates to a double-sided photovoltaic module with adjustable light transmittance, in particular to a BIPV module with adjustable light transmittance.
背景技术Background technique
近年，随着光伏技术的不断革新，对光伏组件的需求不仅仅是与组件性能、功率相关，还与组件的适应性及美观性相关。目前双玻光伏组件较常规组件更加具备美观性，双玻光伏组件也能够与现代建筑相结合，如何更加与现代建筑完美结合以及增加透光率的随机可调节性，增加双玻光伏组件的美观性是业内争相研究的热点之一。目前业内双玻组件及BIPV组件，在透光率调节方面，通过设计组件电池片数量，在组件设计初期，确定组件透光率，而无法在组件使用过程中实现实时的透光率可调性。In recent years, with the continuous innovation of photovoltaic technology, the demand for photovoltaic modules is not only related to module performance and power, but also to the adaptability and aesthetics of the modules. At present, double-glass photovoltaic modules are more beautiful than conventional modules. Double-glass photovoltaic modules can also be combined with modern buildings. How to better integrate with modern buildings and increase the random adjustability of light transmittance to increase the aesthetics of double-glass photovoltaic modules. Sex is one of the hot topics in the industry. At present, in the industry of dual-glass modules and BIPV modules, in terms of light transmittance adjustment, by designing the number of module cells, the transmittance of the module is determined in the early stage of module design, and real-time transmittance adjustability cannot be achieved during the use of the module. .
发明内容Summary of the Invention
针对上述技术问题，本发明旨在提供一种透光率可调的双面光伏组件，尤其是一种透光率可调的BIPV组件。In view of the above technical problems, the present invention aims to provide a double-sided photovoltaic module with adjustable light transmittance, especially a BIPV module with adjustable light transmittance.
为达到上述目的，本发明采用的技术方案如下：In order to achieve the above objective, the technical solution adopted by the present invention is as follows:
一种透光率可调的双面光伏组件，包括自上至下设置的前板玻璃、第一封装胶膜、电池片层及背板玻璃，所述电池片层包括一或多个双面太阳能电池片，所述双面光伏组件还包括设置于所述电池片层和所述背板玻璃之间的透明绝缘膜和电致发光胶膜、用于为所述电致发光胶膜供电的电源，所述透明绝缘膜设置于所述电致发光胶膜和所述电池片层之间以将二者隔离，所述双面光伏组件还包括用于调节所述电源为所述电致发光胶膜提供的电流的大小的调节机构。A double-sided photovoltaic module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass, which are arranged from top to bottom. The battery sheet layer includes one or more double sides. A solar cell, the double-sided photovoltaic module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the cell sheet layer and the back sheet glass, and is used for powering the electroluminescent adhesive film. A power source, the transparent insulating film is disposed between the electroluminescent adhesive film and the cell sheet layer to isolate the two, and the double-sided photovoltaic module further includes a power source for adjusting the power source to the electroluminescence A mechanism for regulating the amount of current provided by the film.
进一步地，所述调节机构包括相互配合的遥控发射器及遥控接收器。Further, the adjustment mechanism includes a remote control transmitter and a remote control receiver that cooperate with each other.
更进一步地，所述遥控接收器集成在所述电源上。Further, the remote control receiver is integrated on the power source.
进一步地，所述透明绝缘膜为透明PET膜。Further, the transparent insulating film is a transparent PET film.
进一步地，所述电致发光胶膜为图形化的膜。Further, the electroluminescent adhesive film is a patterned film.
进一步地，所述电致发光胶膜的材料为有机电致发光材料。Further, the material of the electroluminescent adhesive film is an organic electroluminescent material.
进一步地，所述电致发光胶膜的厚度为0.4-1mm。Further, the thickness of the electroluminescent adhesive film is 0.4-1 mm.
进一步地，所述透明绝缘膜的厚度为30-120μm。Further, the thickness of the transparent insulating film is 30-120 μm.
进一步地，所述双面光伏组件为双玻光伏组件或BIPV组件。Further, the double-sided photovoltaic module is a double-glass photovoltaic module or a BIPV module.
进一步地，所述电源通过导线与所述电致发光胶膜电连接。Further, the power source is electrically connected to the electroluminescent adhesive film through a wire.
本发明还采用如下技术方案：The invention also adopts the following technical solutions:
一种透光率可调的BIPV组件，包括自上至下设置的前板玻璃、第一封装胶膜、电池片层及背板玻璃，所述电池片层包括一或多个双面太阳能电池片，所述BIPV组件还包括设置于所述电池片层和所述背板玻璃之间的透明绝缘膜和电致发光胶膜、用于为所述电致发光胶膜供电的电源，所述透明绝缘膜设置于所述电致发光胶膜和所述电池片层之间以将二者隔离，所述BIPV组件还包括用于调节所述电源为所述电致发光胶膜提供的电流的大小的调节机构。A BIPV module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass arranged from top to bottom. The battery sheet layer includes one or more double-sided solar cells. The BIPV module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the battery sheet layer and the back plate glass, and a power source for supplying power to the electroluminescent adhesive film. A transparent insulating film is disposed between the electroluminescent adhesive film and the cell sheet layer to isolate the two, and the BIPV module further includes a device for adjusting a current provided by the power source to the electroluminescent adhesive film. Size adjustment mechanism.
进一步地，所述调节机构包括相互配合的遥控发射器及遥控接收器。Further, the adjustment mechanism includes a remote control transmitter and a remote control receiver that cooperate with each other.
更进一步地，所述遥控接收器集成在所述电源上。Further, the remote control receiver is integrated on the power source.
进一步地，所述透明绝缘膜为透明PET膜。Further, the transparent insulating film is a transparent PET film.
进一步地，所述电致发光胶膜为图形化的膜。Further, the electroluminescent adhesive film is a patterned film.
进一步地，所述电致发光胶膜的材料为有机电致发光材料。Further, the material of the electroluminescent adhesive film is an organic electroluminescent material.
进一步地，所述电致发光胶膜的厚度为0.4-1mm。Further, the thickness of the electroluminescent adhesive film is 0.4-1 mm.
进一步地，所述透明绝缘膜的厚度为30-120μm。Further, the thickness of the transparent insulating film is 30-120 μm.
进一步地，所述电源通过导线与所述电致发光胶膜电连接。Further, the power source is electrically connected to the electroluminescent adhesive film through a wire.
本发明采用以上方案，相比现有技术具有如下优点：The present invention adopts the above scheme, and has the following advantages over the prior art:
本发明的双面光伏组件或BIPV组件，通过采用电致发光胶膜及透明绝缘膜，实现组件透光率可调及图案可调，一方面可以方便地调节透光率；另一方面，将艺术美学与光伏组件有效的结合，使得光伏组件更加能被使用者接受，进一步扩展组件的应用范围。The double-sided photovoltaic module or BIPV module of the present invention uses an electroluminescent adhesive film and a transparent insulating film to realize adjustable module light transmittance and adjustable pattern. The effective combination of artistic aesthetics and photovoltaic modules makes photovoltaic modules more acceptable to users and further expands the scope of application of modules.
附图说明BRIEF DESCRIPTION OF THE DRAWINGS
为了更清楚地说明本发明的技术方案，下面将对实施例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他的附图。In order to explain the technical solution of the present invention more clearly, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For ordinary technicians, other drawings can be obtained based on these drawings without paying creative work.
图1为根据本发明的一种双面光伏组件的示意图。FIG. 1 is a schematic diagram of a double-sided photovoltaic module according to the present invention.
其中：among them:
1-前板玻璃；2-封装胶膜；3-电池片层；30-双面太阳能电池片；4-透明绝缘膜；5-电致发光胶膜；6-背板玻璃；7-电源；70-导线。1- front plate glass; 2- encapsulating adhesive film; 3- cell sheet layer; 30-double-sided solar cell sheet; 4- transparent insulating film; 5- electroluminescent adhesive film; 6- back plate glass; 7- power supply; 70-wire.
具体实施方式detailed description
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的技术人员理解。在此需要说明的是，对于这些实施方式的说明用于帮助理解本发明，但并不构成对本发明的限定。此外，下面所描述的本发明各个实施方式中所涉及到的技术特征只要彼此之间未构成冲突就可以互相结合。The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art. It should be noted that the description of these embodiments is used to help understand the present invention, but does not limit the present invention. In addition, the technical features involved in the various embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.
本实施例提供根据本发明的一种双面光伏组件，其具体是一种双面双玻光伏组件或一种BIPV组件，其背面透光率可调。具体如图1所示一种可调节透光率的BIPV组件，包括自上至下设置的前板玻璃1、封装胶膜2、电池片层3及背板玻璃6，电池片层3包括一或多个双面太阳能电池片30。该双面光伏组件还包括设置于电池片层3和背板玻璃6之间的透明绝缘膜4和电致发光胶膜5、用于为电致发光胶膜5供电的电源7，透明绝缘膜4设置于电致发光胶膜5和电池片层3之间以将二者隔离，电致发光胶膜5则位于透明绝缘膜4和背板玻璃6之间。该双面光伏组件进一步包括用于调节电源7为电致发光胶膜5提供的电流的大小的调节机构，通过调节电源7为电致发光胶膜5所供的电流的大小，实现对电致发光胶膜5的透 光率进行调节的目的。This embodiment provides a double-sided photovoltaic module according to the present invention, which is specifically a double-sided double-glass photovoltaic module or a BIPV module, whose back transmittance is adjustable. As shown in FIG. 1, a BIPV module with adjustable light transmittance includes a front plate glass 1, an encapsulating film 2, a battery sheet layer 3, and a back plate glass 6 arranged from top to bottom. The battery sheet layer 3 includes a Or multiple double-sided solar cells 30. The double-sided photovoltaic module further includes a transparent insulating film 4 and an electroluminescent adhesive film 5 disposed between the cell sheet layer 3 and the back plate glass 6, a power source 7 for supplying power to the electroluminescent adhesive film 5, and a transparent insulating film. 4 is disposed between the electroluminescent adhesive film 5 and the cell sheet layer 3 to isolate the two, and the electroluminescent adhesive film 5 is located between the transparent insulating film 4 and the back plate glass 6. The double-sided photovoltaic module further includes an adjustment mechanism for adjusting the magnitude of the current provided by the power source 7 to the electroluminescent adhesive film 5. By adjusting the magnitude of the current provided by the power source 7 for the electroluminescent adhesive film 5, The purpose of adjusting the light transmittance of the luminescent adhesive film 5.
透明绝缘膜4为透明PET膜，厚度为30-120μm，作为电池片层3与电致发光胶膜5之间的绝缘层，在电致发光胶膜5通电发光时，避免对电池片30产生影响。确保电池片30与电致发光胶膜5之间不导通，确保组件的可靠性。The transparent insulating film 4 is a transparent PET film with a thickness of 30-120 μm. As an insulating layer between the battery sheet layer 3 and the electroluminescent adhesive film 5, when the electroluminescent adhesive film 5 is energized and lighted, the battery sheet 30 is avoided influences. Ensure that there is no conduction between the battery sheet 30 and the electroluminescent adhesive film 5 to ensure the reliability of the module.
电致发光胶膜5为图形化的膜，电致发光胶膜5的材料为有机电致发光材料，电致发光胶膜5的厚度为0.4-1mm。引入电致发光胶膜5，可实现胶膜颜色和透光率可调。可通过控制电致发光胶膜5电流的大小，实现对胶膜的透光率的控制。此外，可通过设计电致发光胶膜5的图形来控制组件背面的图形。还需要说明的是：本发明的电致发光胶膜5可以完全覆盖电池层的背面，也可根据用户对组件背面外观的要求而设计为特定的图案，电致发光胶膜5所呈现的图案为用于满足用户外观要求；而透光率的调节则通过控制电源7电流大小来实现。The electroluminescent adhesive film 5 is a patterned film, the material of the electroluminescent adhesive film 5 is an organic electroluminescent material, and the thickness of the electroluminescent adhesive film 5 is 0.4-1 mm. The introduction of the electroluminescent adhesive film 5 can realize the adjustable color and transmittance of the adhesive film. The light transmittance of the adhesive film can be controlled by controlling the current of the electroluminescent adhesive film 5. In addition, the pattern on the back of the module can be controlled by designing the pattern of the electroluminescent adhesive film 5. It should also be noted that the electroluminescent adhesive film 5 of the present invention can completely cover the back of the battery layer, and can also be designed into a specific pattern according to the user's requirements for the appearance of the back of the module. The pattern presented by the electroluminescent adhesive film 5 In order to meet the user's appearance requirements, the adjustment of the light transmittance is achieved by controlling the current of the power supply 7.
电源7通过导线70和电致发光胶膜5电连接。调节机构具体包括由相互配合的无线遥控发射器及无线遥控接收器构成的无线遥控系统。其中，遥控接收器集成在电源7上，通过遥控发射器接收用户的指令并发送至遥控接收器，遥控接收器根据用于指令来相应调节电源7的电流大小，实现远程控制。The power source 7 is electrically connected to the electroluminescent adhesive film 5 through a wire 70. The adjusting mechanism specifically includes a wireless remote control system composed of a wireless remote control transmitter and a wireless remote control receiver that cooperate with each other. Among them, the remote control receiver is integrated on the power source 7, and the user's instructions are received by the remote control transmitter and sent to the remote control receiver. The remote control receiver adjusts the current of the power source 7 correspondingly according to the instructions for remote control.
本发明的双面光伏组件，通过采用电致发光胶膜5及透明PET膜，实现组件透光率可调及图案可调，将艺术美学与光伏组件有效的结合。使得光伏组件更加能被客户接收。进一步扩展组件的应用范围。The double-sided photovoltaic module of the present invention uses an electroluminescent adhesive film 5 and a transparent PET film to realize adjustable light transmittance and adjustable pattern of the module, and effectively combines artistic aesthetics with photovoltaic modules. Make photovoltaic modules more acceptable to customers. Further expand the scope of application of components.
上述实施例只为说明本发明的技术构思及特点，是一种优选的实施例，其目的在于熟悉此项技术的人士能够了解本发明的内容并据以实施，并不能以此限定本发明的保护范围。凡根据本发明的原理所作的等效变换或修饰，都应涵盖在本发明的保护范围之内。The above embodiment is only for explaining the technical concept and features of the present invention, and is a preferred embodiment. The purpose is that persons familiar with the technology can understand the content of the present invention and implement it accordingly. protected range. Any equivalent transformation or modification made according to the principle of the present invention should be covered by the protection scope of the present invention.

Claims (19)

  1. 一种透光率可调的双面光伏组件，包括自上至下设置的前板玻璃、第一封装胶膜、电池片层及背板玻璃，所述电池片层包括一或多个双面太阳能电池片，其特征在于：所述双面光伏组件还包括设置于所述电池片层和所述背板玻璃之间的透明绝缘膜和电致发光胶膜、用于为所述电致发光胶膜供电的电源，所述透明绝缘膜设置于所述电致发光胶膜和所述电池片层之间以将二者隔离，所述双面光伏组件还包括用于调节所述电源为所述电致发光胶膜提供的电流的大小的调节机构。A double-sided photovoltaic module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass, which are arranged from top to bottom. The battery sheet layer includes one or more double sides. A solar cell, characterized in that the double-sided photovoltaic module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the cell sheet layer and the back glass, and is used for the electroluminescence. A power source powered by an adhesive film, the transparent insulating film is disposed between the electroluminescent adhesive film and the cell sheet layer to isolate the two, and the double-sided photovoltaic module further includes a device for adjusting the power source to The adjustment mechanism of the magnitude of the electric current provided by the electroluminescent adhesive film is described.
  2. 根据权利要求1所述的双面光伏组件，其特征在于：所述调节机构包括相互配合的遥控发射器及遥控接收器。The double-sided photovoltaic module according to claim 1, wherein the adjustment mechanism comprises a remote control transmitter and a remote control receiver which cooperate with each other.
  3. 根据权利要求2所述的双面光伏组件，其特征在于：所述遥控接收器集成在所述电源上。The double-sided photovoltaic module according to claim 2, wherein the remote control receiver is integrated on the power source.
  4. 根据权利要求1所述的双面光伏组件，其特征在于：所述透明绝缘膜为透明PET膜。The double-sided photovoltaic module according to claim 1, wherein the transparent insulating film is a transparent PET film.
  5. 根据权利要求1所述的双面光伏组件，其特征在于：所述电致发光胶膜为图形化的膜。The double-sided photovoltaic module according to claim 1, wherein the electroluminescent adhesive film is a patterned film.
  6. 根据权利要求1所述的双面光伏组件，其特征在于：所述电致发光胶膜的材料为有机电致发光材料。The double-sided photovoltaic module according to claim 1, wherein a material of the electroluminescent adhesive film is an organic electroluminescent material.
  7. 根据权利要求1所述的双面光伏组件，其特征在于：所述电致发光胶膜的厚度为0.4-1mm。The double-sided photovoltaic module according to claim 1, wherein the thickness of the electroluminescent adhesive film is 0.4-1 mm.
  8. 根据权利要求1所述的双面光伏组件，其特征在于：所述透明绝缘膜的厚度为30-120μm。The double-sided photovoltaic module according to claim 1, wherein the thickness of the transparent insulating film is 30-120 μm.
  9. 根据权利要求1所述的双面光伏组件，其特征在于：所述双面光伏组件为双玻光伏组件。The double-sided photovoltaic module according to claim 1, wherein the double-sided photovoltaic module is a double-glass photovoltaic module.
  10. 根据权利要求1所述的双面光伏组件，其特征在于：所述电源通过导线与所述电致发光胶膜电连接。The double-sided photovoltaic module according to claim 1, wherein the power source is electrically connected to the electroluminescent adhesive film through a wire.
  11. 一种透光率可调的BIPV组件，包括自上至下设置的前板玻璃、第一封装胶膜、电池片层及背板玻璃，所述电池片层包括一或多个双面太阳能电池片，其特征在于：所述BIPV组件还包括设置于所述电池片层和所述背板玻璃之间的透明绝缘膜和电致发光胶膜、用于为所述电致发光胶膜供电的电源，所述透明绝缘膜设置于所述电致发光胶膜和所述电池片层之间以将二者隔离，所述BIPV组件还包括用于调节所述电源为所述电致发光胶膜提供的电流的大小的调节机构。A BIPV module with adjustable light transmittance includes a front plate glass, a first encapsulating film, a battery sheet layer, and a back plate glass arranged from top to bottom. The battery sheet layer includes one or more double-sided solar cells. Sheet, characterized in that the BIPV module further includes a transparent insulating film and an electroluminescent adhesive film disposed between the battery sheet layer and the back sheet glass, and a power supply for supplying power to the electroluminescent adhesive film. A power source, the transparent insulating film is disposed between the electroluminescent adhesive film and the battery sheet layer to isolate the two, and the BIPV module further includes a power supply for adjusting the power source to the electroluminescent adhesive film Regulating mechanism for the amount of current provided.
  12. 根据权利要求1所述的BIPV组件，其特征在于：所述调节机构包括相互配合的遥控发射器及遥控接收器。The BIPV module according to claim 1, wherein the adjustment mechanism comprises a remote control transmitter and a remote control receiver that cooperate with each other.
  13. 根据权利要求2所述的BIPV组件，其特征在于：所述遥控接收器集成在所述电源上。The BIPV module according to claim 2, wherein the remote control receiver is integrated on the power source.
  14. 根据权利要求1所述的BIPV组件，其特征在于：所述透明绝缘膜为透明PET膜。The BIPV module according to claim 1, wherein the transparent insulating film is a transparent PET film.
  15. 根据权利要求1所述的BIPV组件，其特征在于：所述电致发光胶膜为图形化的膜。The BIPV module according to claim 1, wherein the electroluminescent adhesive film is a patterned film.
  16. 根据权利要求1所述的BIPV组件，其特征在于：所述电致发光胶膜的材料为有机电致发光材料。The BIPV module according to claim 1, wherein the material of the electroluminescent adhesive film is an organic electroluminescent material.
  17. 根据权利要求1所述的BIPV组件，其特征在于：所述电致发光胶膜的厚度为0.4-1mm。The BIPV module according to claim 1, wherein the thickness of the electroluminescent adhesive film is 0.4-1 mm.
  18. 根据权利要求1所述的BIPV组件，其特征在于：所述透明绝缘膜的厚度为30-120μm。The BIPV module according to claim 1, wherein the thickness of the transparent insulating film is 30-120 μm.
  19. 根据权利要求1所述的BIPV组件，其特征在于：所述电源通过导线与所述电致发光胶膜电连接。The BIPV module according to claim 1, wherein the power source is electrically connected to the electroluminescent adhesive film through a wire.
PCT/CN2018/124116 2018-09-21 2018-12-27 Double-sided photovoltaic assembly with adjustable light transmittance, and bipv assembly WO2020056983A1 (en)

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