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公开(公告)号：US20240304742A1
公开(公告)日：2024-09-12
申请号：US18446454
申请日：2023-08-08
Inventor： Chunhua TAO , Neng FANG , Pengjun XIAO , Biao CUI , Juan WANG , Sen YANG , Zhigang DAI , Bo LI
IPC: H01L31/048 , E04B2/88 , H01L31/18
CPC classification number: H01L31/0488 , E04B2/88 , H01L31/186
Abstract: 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：US20240250204A1
公开(公告)日：2024-07-25
申请号：US18599055
申请日：2024-03-07
Inventor： Menglei XU , Jie YANG , Xinyu ZHANG , Hao JIN
IPC: H01L33/00 , H01L31/0216 , H01L31/0236 , H01L31/068 , H01L31/18 , H01L33/44
CPC classification number: H01L33/0016 , H01L31/02167 , H01L31/02168 , H01L31/02363 , H01L31/0682 , H01L31/1804 , H01L31/1864 , H01L31/1868 , H01L33/44 , Y02E10/546 , Y02E10/547 , Y02P70/50
Abstract: A solar cell and a photovoltaic module is disclosed. The solar cell includes a silicon substrate, and the silicon substrate includes a front surface and a back surface arranged opposite to each other. P-type conductive regions and N-type conductive regions are alternately arranged on the back surface of the silicon substrate. Front surface field regions are located on the front surface of the silicon substrate and spaced from each other. The front surface field regions each corresponds to one of the P-type conductive regions or one of the N-type conductive regions. At least one front passivation layer is located on the front surface of the silicon substrate. At least one back passivation layer is located on surfaces of the P-type conductive regions and N-type conductive regions.
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3.发明公开公开(公告)号：US20230395734A1
公开(公告)日：2023-12-07
申请号：US18234845
申请日：2023-08-16
Inventor： Xiu FENG , Menglei XU , Jie YANG , Xinyu ZHANG , Hao JIN
IPC: H01L31/0224
CPC classification number: H01L31/022458 , H01L31/022433
Abstract: Provided is a busbar-free interdigitated back contact (IBC) solar cell and an IBC solar cell module. The IBC solar cell includes a semiconductor substrate, finger electrode lines and conductive lines. The finger electrode lines include first finger electrode lines and second finger electrode lines that are alternately arranged on the semiconductor substrate. The conductive lines include first conductive lines and second conductive lines that are alternately arranged. The first conductive lines are connected to the first finger electrode lines and spaced apart from the second finger electrode lines. The second conductive lines are connected to the second finger electrode lines and spaced apart from the first finger electrode lines.
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公开(公告)号：US20230307565A1
公开(公告)日：2023-09-28
申请号：US17898259
申请日：2022-08-29
Applicant: JINKO SOLAR (HAINING) CO., LTD.
Inventor： Zhiqiu GUO , Shiliang HUANG , Yingli GUAN
CPC classification number: H01L31/0516 , H01L31/1876
Abstract: A photovoltaic module and a method for manufacturing the photovoltaic module are provided. The photovoltaic module includes a battery module including multiple cell string groups and multiple first connection structures. Each cell string group includes multiple cell strings arranged along a first direction. Each cell string includes multiple solar cells and multiple second connection structures. Each solar cell includes multiple first grid lines and multiple second grid lines. There is a distance L between a first grid line and a second grid line adjacent to the first grid line in the first direction. A second connection structure connected to an end of a respective middle first connection structure is spaced apart by a distance S in the first direction from an adjacent second connection structure connected to an end of another middle first connection structure adjacent to the respective middle first connection structure and the distance S is greater than the distance L.
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5.发明授权公开(公告)号：US11764317B2
公开(公告)日：2023-09-19
申请号：US17549732
申请日：2021-12-13
Inventor： Xiu Feng , Menglei Xu , Jie Yang , Xinyu Zhang , Hao Jin
IPC: H01L31/0224
CPC classification number: H01L31/022458 , H01L31/022433
Abstract: Provided is a busbar-free interdigitated back contact (IBC) solar cell and an IBC solar cell module. The IBC solar cell includes a semiconductor substrate, finger electrode lines and conductive lines. The finger electrode lines include first finger electrode lines and second finger electrode lines that are alternately arranged on the semiconductor substrate. The conductive lines include first conductive lines and second conductive lines that are alternately arranged. The first conductive lines are connected to the first finger electrode lines and spaced apart from the second finger electrode lines. The second conductive lines are connected to the second finger electrode lines and spaced apart from the first finger electrode lines.
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Patent Agency Ranking
公开(公告)号：US12183843B1
公开(公告)日：2024-12-31
申请号：US18397455
申请日：2023-12-27
Inventor： Wusong Tao , Dongdong Sun , Niannian Qin , Jingguo Yang , Luchuang Wang , Bendong Xu , Zijie Zhao
Abstract: A method for manufacturing photovoltaic module includes: providing solar cells and a solder strip; applying insulating adhesive on rear surface of the solar cells; laying the solar cells along a first direction; placing the solder strip on the solar cells so that, along the first direction, one end of the solder strip abuts against a positive busbar of one solar cell, and is bonded to the insulating adhesive, and the other end of the solder strip abuts against a negative busbar of another solar cell adjacent thereto, and is bonded to the insulating adhesive; curing the insulating adhesive by irradiation with an ultraviolet lamp, so that the solar cells form a solar cell string; arranging the solar cell strings along a second direction, and connecting to form a photovoltaic cell pack; providing and laminating front packaging structure, the photovoltaic cell pack, and back packaging structure to form the photovoltaic module.
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公开(公告)号：US20240195355A1
公开(公告)日：2024-06-13
申请号：US18090715
申请日：2022-12-29
Applicant: JINKO SOLAR (HAINING) CO., LTD.
Inventor： Sen YANG , Ning LI , Pengjun XIAO , Bo LI , Jiaxiang YIN
Abstract: A test device and a method for testing a photovoltaic module, for testing anti-stepping performance of the photovoltaic module. A test member is configured to abut against the photovoltaic module and apply a preset load to the photovoltaic module, to simulate force on the photovoltaic module when an operator walks on a surface of the photovoltaic module, so as to easily adjust and replace the material and the manufacturing process of the photovoltaic module according to test results, so that the photovoltaic module has stronger anti-stepping performance, thereby prolonging the service life of the photovoltaic module. The test member is provided with an abutment surface for abutting against the photovoltaic module, and an area S of the abutment surface satisfies: 50 cm2≤S≤400 cm2, which improves accuracy and reliability of the test results of the test device, thereby improving operation performance of the test device.
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公开(公告)号：US20240192103A1
公开(公告)日：2024-06-13
申请号：US18090690
申请日：2022-12-29
Applicant: JINKO SOLAR (HAINING) CO., LTD.
Inventor： Ning LI , Sen YANG , Pengjun XIAO , Bo LI , Jiaxiang YIN
Abstract: A test device and a method for testing a photovoltaic module, for testing anti-stepping performance of the photovoltaic module. The test device includes first and second test members spaced apart along a first direction. The first and second test members are configured to abut against the photovoltaic module and apply a preset load to the photovoltaic module. The first test member is at a first position when the first test member abuts against the photovoltaic module, the second test member is at a second position when the second test member abuts against the photovoltaic module, and along a movement direction of the first and second test members in a horizontal plane, the first and second positions are alternately spaced apart, to simulate force on the photovoltaic module when an operator walks on the photovoltaic module.
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公开(公告)号：US20240154050A1
公开(公告)日：2024-05-09
申请号：US18415546
申请日：2024-01-17
Inventor： Wusong TAO , Zhendong CHEN , Junhui LIU
IPC: H01L31/048 , H01L31/18
CPC classification number: H01L31/048 , H01L31/18
Abstract: 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：US20230395740A1
公开(公告)日：2023-12-07
申请号：US17859975
申请日：2022-07-07
Applicant: JINKO SOLAR (HAINING) CO., LTD.
Inventor： Jie MAO , Menglei XU , Peiting ZHENG , Jie YANG , Xinyu ZHANG
IPC: H01L31/06 , H01L31/05 , H01L31/0352
CPC classification number: H01L31/06 , H01L31/0504 , H01L31/035272
Abstract: A photovoltaic cell is provided, including: a substrate; a tunneling layer, a field passivation layer and a first passivation film that are sequentially disposed on a rear surface of the substrate; and a first electrode. The first electrode penetrates the first passivation film and is in contact with the field passivation layer. A doping concentration of the first doping element in the tunneling layer is less than a doping concentration of the first doping element in the field passivation layer, and the doping concentration of the first doping element in the tunneling layer is greater than a doping concentration of the first doping element in the substrate. The field passivation layer includes a first doped region and a second doped region, and a doping curve slope of the first doped region is greater than a doping curve slope of the second doped region.
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