公开(公告)号：US11735675B2

公开(公告)日：2023-08-22

申请号：US17666532

申请日：2022-02-07

申请人： ZHEJIANG JINKO SOLAR CO., LTD. ,  JINKO SOLAR CO., LTD.

发明人： Jingsheng Jin ,  Xinyu Zhang ,  Nannan Yang ,  Bike Zhang ,  Lin'an Zhang ,  Guangming Liao

IPC分类号： H01L31/0216 ,  H01L31/0224 ,  H01L31/048 ,  H01L31/18 ,  H01L31/0236

CPC分类号： H01L31/02167 ,  H01L31/02363 ,  H01L31/022425 ,  H01L31/048 ,  H01L31/18

摘要： A solar cell and a photovoltaic module are disclosed, including: a substrate; a tunneling dielectric layer and a doped conductive layer disposed on the substrate, the tunneling dielectric layer being disposed between the doped conductive layer and a surface of the substrate, the doped conductive layer having a N-type or P-type doping element and having a plurality of first heavily doped regions spaced apart from each other and extending in a first direction, a doping concentration in the first heavily doped regions being greater than that in other regions of the doped conductive layer; a passivation layer disposed on a surface of the doped conductive layer facing away from the substrate; and a plurality of electrodes spaced apart from each other, extending in a second direction and penetrating the passivation layer to contact the doped conductive layer, at least two first heavily doped regions contacting a same electrode.

公开(公告)号：US20240234613A1

公开(公告)日：2024-07-11

申请号：US18617788

申请日：2024-03-27

申请人： Zhejiang Jinko Solar Co., Ltd. ,  Jinko Solar Co., Ltd.

发明人： Jingsheng Jin ,  Guangming Liao

IPC分类号： H01L31/077 ,  H01L31/02 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/028 ,  H01L31/048 ,  H01L31/05

CPC分类号： H01L31/077 ,  H01L31/02008 ,  H01L31/02167 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/028 ,  H01L31/048 ,  H01L31/0512

摘要： A solar cell and a photovoltaic module. The solar cell includes: a substrate including a front surface and a back surface, a tunneling layer formed on the back surface of the substrate, a doped conductive layer formed on the tunneling layer, an intrinsic polycrystalline silicon layer formed on the doped conductive layer, a first passivation layer formed on the intrinsic polycrystalline silicon layer, and a first electrode formed on the first passivation layer. The first electrode is in contact with the intrinsic polycrystalline silicon layer by running through the first passivation layer and is spaced apart from the tunneling layer. The photovoltaic module includes the solar cell.

公开(公告)号：US12027641B2

公开(公告)日：2024-07-02

申请号：US18178228

申请日：2023-03-03

申请人： ZHEJIANG JINKO SOLAR CO., LTD. ,  JINKO SOLAR CO., LTD.

发明人： Jingsheng Jin ,  Guangming Liao

IPC分类号： H01L31/077 ,  H01L31/02 ,  H01L31/0216 ,  H01L31/0224 ,  H01L31/028 ,  H01L31/048 ,  H01L31/05

CPC分类号： H01L31/077 ,  H01L31/02008 ,  H01L31/02167 ,  H01L31/02168 ,  H01L31/022425 ,  H01L31/028 ,  H01L31/048 ,  H01L31/0512

摘要： A solar cell and a photovoltaic module. The solar cell includes: a substrate including a first surface; a tunneling oxide layer covering the first surface; a doped conductive layer covering a surface of the tunneling oxide layer away from the substrate; an intrinsic polycrystalline silicon layer formed on one side of the doped conductive layer away from the tunneling oxide layer; and a plurality of first electrodes arranged on one side of the intrinsic polycrystalline silicon layer away from the doped conductive layer and electrically connected to the doped conductive layer. At least a portion of the first electrode is located in the intrinsic polycrystalline silicon layer, and a gap is defined between a top end of the first electrode and the substrate.

公开(公告)号：US11973152B2

公开(公告)日：2024-04-30

申请号：US17960678

申请日：2022-10-05

申请人： ZHEJIANG JINKO SOLAR CO., LTD. ,  JINKO SOLAR CO., LTD.

发明人： Bike Zhang ,  Guangming Liao ,  Lin'an Zhang ,  Jingsheng Jin ,  Xinyu Zhang

IPC分类号： H01L31/0224 ,  H01L31/05

CPC分类号： H01L31/022425 ,  H01L31/022466 ,  H01L31/0504

摘要： The solar cell includes: a substrate; a tunneling dielectric layer located on the first surface of the substrate; multiple doped conductive layers, where the multiple doped conductive layers are located on a surface of the tunneling dielectric layer away from the substrate, and are disposed at intervals; multiple first electrodes, where the multiple first electrodes are disposed at intervals, extend along a first direction, are arranged on a side of the multiple doped conductive layers away from the substrate, and are electrically connected to the multiple doped conductive layers; at least one conductive transport layer, where the at least one conductive transport layer is located between every two adjacent doped conductive layers in the multiple doped conductive layers, and is in contact with a side surface of the multiple doped conductive layers.

公开(公告)号：US11961924B1

公开(公告)日：2024-04-16

申请号：US18178323

申请日：2023-03-03

申请人： ZHEJIANG JINKO SOLAR CO., LTD.

发明人： Jingsheng Jin ,  Guangming Liao

IPC分类号： H01L31/0224 ,  H01L31/048 ,  H01L31/05 ,  H01L31/068

CPC分类号： H01L31/022425 ,  H01L31/022441 ,  H01L31/048 ,  H01L31/068 ,  H01L31/0504

摘要： A solar cell and a photovoltaic module, including a substrate and a first electrode. The first electrode is arranged on a surface of the substrate and electrically connected to the substrate. Along a thickness direction of the substrate, the first electrode is provided with a first conductive layer, a second conductive layer, and a first transport layer. The first transport layer is located between the first conductive layer and the second conductive layer, and the first transport layer is made of a semiconductor material and configured to electrically connect the first conductive layer with the second conductive layer.