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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：US12094990B1
公开(公告)日：2024-09-17
申请号：US18446454
申请日：2023-08-08
发明人： Chunhua Tao , Neng Fang , Pengjun Xiao , Biao Cui , Juan Wang , Sen Yang , Zhigang Dai , Bo Li
IPC分类号： H01L31/048 , E04B2/88 , H01L31/18
CPC分类号： H01L31/0488 , E04B2/88 , H01L31/186
摘要： A photovoltaic curtain wall and a method for manufacturing the photovoltaic curtain wall are provided. The photovoltaic curtain wall includes a first cover plate, a cell string, and a second cover plate stacked sequentially in a first direction; and an encapsulation film including a first adhesive film and a second adhesive film, the first adhesive film is attached to the first cover plate, and the second adhesive film is attached to the second cover plate. The second cover plate has a thickness greater than or equal to an equivalent thickness, and the first cover plate has a thickness less than the thickness of the second cover plate; and the equivalent thickness is a thickness of a target cover plate that undergoes a preset bending deformation in response to a preset load, and the target cover plate and the second cover plate is made of a same material.
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公开(公告)号：US12080819B2
公开(公告)日：2024-09-03
申请号：US18059408
申请日：2022-11-28
发明人： Zhiqiu Guo , Shiliang Huang , Yingli Guan
IPC分类号： H01L31/05 , H01L31/048 , H01L31/0224 , H01L31/0465 , H01L31/18
CPC分类号： H01L31/05 , H01L31/048 , H01L31/022425 , H01L31/022433 , H01L31/0465 , H01L31/0504 , H01L31/1868 , Y02E10/50
摘要： A solar cell and a photovoltaic module are provided. The solar cell includes a substrate having first edges and second edges; two first main electrodes, where each first main electrode is close to a corresponding first edge and includes a plurality of first sub-connection pads and a first connection wire; and at least two second main electrodes, where the at least two second main electrodes are disposed between the two first main electrodes, where each of the at least two second main electrodes includes a plurality of second sub-connection pads and a second connection wire, where a first pitch between a respective first main electrode and a second main electrode adjacent to the respective first main electrode is not equal to a second pitch between adjacent second main electrodes.
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公开(公告)号：US20240266447A1
公开(公告)日：2024-08-08
申请号：US18125291
申请日：2023-03-23
发明人： Changming LIU
IPC分类号： H01L31/0224 , H01L31/0236 , H01L31/18
CPC分类号： H01L31/022433 , H01L31/02363 , H01L31/182 , H01L31/1864 , H01L31/1868
摘要： A solar cell, a method for manufacturing solar cell, and a photovoltaic module. The solar cell includes: a semiconductor substrate; a tunneling layer located over a rear surface of the semiconductor substrate; a hydrogen barrier layer located over a surface of the tunneling layer; a lightly doped conductive layer located over a surface of the hydrogen barrier layer; and grid-shaped doped conductive layers located on at least part of a surface of the lightly doped conductive layer, wherein each of the grid-shaped doped conductive layers includes a heavily doped conductive layer and a metal barrier layer that are stacked on one another.
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公开(公告)号：US20240186426A1
公开(公告)日：2024-06-06
申请号：US18439632
申请日：2024-02-12
发明人： Peidong Qi , Tingting Li , Wusong Tao , Hui Li , Chenzhao Yang
IPC分类号： H01L31/02
CPC分类号： H01L31/0201 , H01L31/02021
摘要： A solar cell and a solar cell module can include a converging busbar. The converging busbar separates a first surface of the solar cell into a first region and a second region. The first region includes a plurality of first sub-busbars spaced along a first direction and a plurality of main busbars spaced along a second direction, and the main busbar is electrically connected to the first sub-busbar. The second region includes a plurality of second sub-busbars spaced along a third direction. The converging busbar is located between the first region and the second region, and is electrically connected to the plurality of main busbars and the plurality of second sub-busbars.
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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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公开(公告)号：US20240145618A1
公开(公告)日：2024-05-02
申请号：US18529581
申请日：2023-12-05
发明人： Zhiqiu GUO , Yidong HU , Yichao YAO
IPC分类号： H01L31/18 , B23K1/005 , H01L31/02 , H01L31/042
CPC分类号： H01L31/186 , B23K1/0056 , H01L31/02021 , H01L31/042
摘要： A photovoltaic module, including a laminate including a solder strip; and a junction box arranged on a surface of the laminate and including a plate connected to the solder strip by laser soldering. The plate has a first region and a second region, in which a region covered by the solder strip on the plate is the first region, and a region not covered by the solder strip on the plate is the second region. A soldering seam formed by laser soldering includes a first soldering seam and a second soldering seam. The first soldering seam is located in the first region, and the first soldering seam extends through the solder strip into the plate along a thickness direction of the laminate. The second soldering seam is located in the second region, and the second soldering seam extends directly into the plate along the thickness direction of the laminate.
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公开(公告)号：US11973150B2
公开(公告)日：2024-04-30
申请号：US17489597
申请日：2021-09-29
发明人： Peidong Qi , Tingting Li , Wusong Tao , Hui Li , Chenzhao Yang
IPC分类号： H01L31/02
CPC分类号： H01L31/0201 , H01L31/02021
摘要： Provided is a solar cell and a solar cell module. The solar cell includes a converging busbar. The converging busbar separates a first surface of the solar cell into a first region and a second region. The first region includes a plurality of first sub-busbars spaced along a first direction and a plurality of main busbars spaced along a second direction, and the main busbar is electrically connected to the first sub-busbar. The second region includes a plurality of second sub-busbars spaced along a third direction. The converging busbar is located between the first region and the second region, and is electrically connected to the plurality of main busbars and the plurality of second sub-busbars.
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