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公开(公告)号：US12100776B2
公开(公告)日：2024-09-24
申请号：US18069217
申请日：2022-12-20
发明人： Zhiqiu Guo , Yidong Hu , Yichao Yao
CPC分类号： H01L31/0508 , H01L31/186
摘要： Embodiments of the present disclosure relates to a photovoltaic module and a method for producing the photovoltaic module. The photovoltaic module includes a photovoltaic laminate and a junction box. The photovoltaic laminate includes a plurality of solar cells, at least one solder strip, a rear plate and a wiring member. The at least one solder strip is electrically connected with the wiring member. The junction box includes a bonding pad. The wiring member passes through an opening defined on the rear plate and abuts the bonding pad, and the wiring member is connected with the bonding pad by laser welding. A plurality of weld seams are formed in a welding region. Each weld seam extends from the wiring member towards interior of the bonding pad, and an extension depth of each weld seam in the bonding pad is not greater than 80% of a thickness of the bonding pad.
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公开(公告)号：US12002979B2
公开(公告)日：2024-06-04
申请号：US18473415
申请日：2023-09-25
发明人： Qinyun Wang , Yunhui Gao
IPC分类号： H01M50/204 , H01M50/296 , H01M50/298
CPC分类号： H01M50/204 , H01M50/296 , H01M50/298 , H01M2220/10
摘要： An energy storage battery cabinet including a housing is provided. The housing includes a main body, a first side door, and a second side door. The main body includes a panel, a back plate, a top plate, and a bottom plate. The top plate and the bottom plate are arranged opposite to each other and integrally formed with the panel and/or the back plate. The first side door and the second side door are respectively arranged on both sides of the main body and are detachably connected with the main body. A first inner side plate and a second inner side plate are further arranged on an inner side of the first side door and the second side door respectively.
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公开(公告)号：US11984518B2
公开(公告)日：2024-05-14
申请号：US17816814
申请日：2022-08-02
发明人： Yingying Peng , Yuhao Wu , Liang Guo
IPC分类号： H01L31/02 , H01L31/0224 , H01L31/05
CPC分类号： H01L31/0201 , H01L31/022433 , H01L31/0504 , H01L31/0508
摘要： A photovoltaic module, including a plurality of solar cells each including a semiconductor substrate and a passivation layer, the semiconductor substrate is provided with an electrode including busbars, fingers, and electrode pads, each of the solar cells includes 9 to 20 busbars, each of the solar cells includes 40 to 100 fingers, and each of the busbars is connected to 3 to 10 electrode pads; a plurality of solder strips configured to connect the plurality of solar cells to each other, each of the solder strips fits the busbars and includes at least one boss portion soldered with the electrode pads, and a gradient of an outer surface of the boss portion along an extension direction of the solder strip ranges from 0° to 10°.
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公开(公告)号：US20240155853A1
公开(公告)日：2024-05-09
申请号：US18146431
申请日：2022-12-26
发明人： Wenqi LI , Minghui XIE , Yifan CHEN , Guochun ZHANG , Peiting ZHENG , Jie YANG , Xinyu ZHANG
摘要： The solar cell according to the present disclosure includes a substrate and a plurality of grid lines. A plurality of recess sets arranged at intervals in a first direction are formed on a surface of the substrate, and each of the plurality of grid lines is formed in a region defined by a respective recess set. Each of the plurality of recess sets includes a plurality of recesses arranged at intervals in the second direction, and 0
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5.发明公开公开(公告)号：US20240128924A1
公开(公告)日：2024-04-18
申请号：US18531640
申请日：2023-12-06
发明人： Xinxin GONG , Zhiqiu GUO , Junhui LIU , Zehui ZHANG
IPC分类号： H02S30/10
CPC分类号： H02S30/10
摘要： Disclosed are a photovoltaic frame and a photovoltaic module. The photovoltaic frame includes a top support portion, a bottom support portion, a transverse edge portion, a first side edge portion and a second side edge portion. The top support portion, the transverse edge portion and the second side edge portion enclose a holding slot, and the top support portion has a bearing surface facing the holding slot. The photovoltaic frame alternatively includes a third side edge portion configured to connect the top support portion and the bottom support portion. The photovoltaic frame further includes a weather-resistant protective layer, covering a part of outer surfaces, that are in contact with external environment, among the top support portion, the bottom support portion, the first side edge portion, the second side edge portion, the transverse edge portion, and the third side edge portion if included.
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公开(公告)号：US20240128563A1
公开(公告)日：2024-04-18
申请号：US18473415
申请日：2023-09-25
发明人： Qinyun WANG , Yunhui GAO
IPC分类号： H01M50/204 , H01M50/296 , H01M50/298
CPC分类号： H01M50/204 , H01M50/296 , H01M50/298 , H01M2220/10
摘要： An energy storage battery cabinet including a housing is provided. The housing includes a main body, a first side door, and a second side door. The main body includes a panel, a back plate, a top plate, and a bottom plate. The top plate and the bottom plate are arranged opposite to each other and integrally formed with the panel and/or the back plate. The first side door and the second side door are respectively arranged on both sides of the main body and are detachably connected with the main body. A first inner side plate and a second inner side plate are further arranged on an inner side of the first side door and the second side door respectively.
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公开(公告)号：US20240120426A1
公开(公告)日：2024-04-11
申请号：US18069217
申请日：2022-12-20
发明人： Zhiqiu GUO , Yidong HU , Yichao YAO
CPC分类号： H01L31/0508 , H01L31/186
摘要： Embodiments of the present disclosure relates to a photovoltaic module and a method for producing the photovoltaic module. The photovoltaic module includes a photovoltaic laminate and a junction box. The photovoltaic laminate includes a plurality of solar cells, at least one solder strip, a rear plate and a wiring member. The at least one solder strip is electrically connected with the wiring member. The junction box includes a bonding pad. The wiring member passes through an opening defined on the rear plate and abuts the bonding pad, and the wiring member is connected with the bonding pad by laser welding. A plurality of weld seams are formed in a welding region. Each weld seam extends from the wiring member towards interior of the bonding pad, and an extension depth of each weld seam in the bonding pad is not greater than 80% of a thickness of the bonding pad.
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公开(公告)号：US11955573B2
公开(公告)日：2024-04-09
申请号：US18065608
申请日：2022-12-13
发明人： Wusong Tao , Zhendong Chen , Junhui Liu
IPC分类号： H01L31/048 , H01L31/18
CPC分类号： H01L31/048 , H01L31/18
摘要： A photovoltaic module and a method for manufacturing the same are provided. The photovoltaic module includes a plurality of cell strings; a first encapsulating adhesive film and a second encapsulating adhesive film, where the photovoltaic module has a central region and a peripheral region, where the first encapsulating adhesive film defines at least one first hole and the second encapsulating adhesive film defines at least one second hole, and each first hole directly faces a corresponding second hole; and at least one filling structure, where the at least one filling structure includes a material having a crosslinking curing speed that is faster than a crosslinking curing speed of a material in the first encapsulating adhesive film and is faster than a crosslinking curing speed of a material in the second encapsulating adhesive film.
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公开(公告)号：US11955571B2
公开(公告)日：2024-04-09
申请号：US18336711
申请日：2023-06-16
发明人： Ruifeng Li , Wenqi Li , Yankai Qiu , Ning Zhang , Bin Li
IPC分类号： H01L31/0216 , H01L31/18
CPC分类号： H01L31/02168 , H01L31/02167 , H01L31/1868
摘要： The photovoltaic cell includes a silicon substrate, a first passivation layer, a second passivation layer, at least one silicon oxynitride layer, and at least one silicon nitride layer. The second passivation layer includes a first silicon oxide layer and at least one aluminum oxide layer, a ratio of the number of oxide atoms to the number of aluminum atoms in the at least one aluminum oxide layer is greater than 0.8 and less than 1.6. The number of silicon atoms is greater than the number of oxygen atoms in the at least one silicon oxynitride layer and the number of oxygen atoms is greater than the number of nitrogen atoms in the at least one silicon oxynitride layer. A ratio of the number of silicon atoms to the number of nitrogen atoms in the at least one silicon nitride layer is greater than 1 and less than 4.
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公开(公告)号：US20240105873A1
公开(公告)日：2024-03-28
申请号：US18061401
申请日：2022-12-02
发明人： Jingsheng JIN , Bo ZHANG , Bike ZHANG , Guangming LIAO , Lin'an ZHANG , Xinyu ZHANG
IPC分类号： H01L31/068 , H01L31/0224 , H01L31/028
CPC分类号： H01L31/068 , H01L31/022425 , H01L31/028
摘要： A photovoltaic cell is provided, including a substrate, a doped layer, a tunneling dielectric layer, doped conductive layers, first electrodes, and conductive transport layers. A doping concentration of the doped layer is greater than that of the substrate. The doped layer includes first doped regions, second doped regions and third doped regions. A doping concentration of each first doped region is less than that of each second doped region and that of each third doped region. The tunneling dielectric layer is disposed on the first and second doped regions. Each doped conductive layer is aligned with a first doped region and is disposed on a tunneling dielectric layer. Each first electrode is disposed on and electrically connected to the doped conductive layer. Each conductive transport layer is aligned with a second doped region and is disposed on the tunneling dielectric layer.
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