公开(公告)号：US20160064589A1

公开(公告)日：2016-03-03

申请号：US14785786

申请日：2014-04-22

Applicant: SHENZHEN BYD AUTO R&D COMPANY LIMITED ,  BYD COMPANY LIMITED

Inventor： Zhanfeng Jiang ,  Jingbo Guan ,  Yunjiang Yao ,  Yu Wu ,  Bo Fang ,  Qiang Chen

IPC: H01L31/054 ,  H01L31/048

CPC classification number: H01L31/0547 ,  H01L31/02366 ,  H01L31/048 ,  H01L31/056 ,  Y02E10/52

Abstract: A solar cell module includes a transparent layer; a plurality of cells disposed on an upper surface of the transparent layer and spaced apart from each other; a reflective layer disposed on the upper surface of the transparent layer and surrounding at least a portion of a peripheral of at least one cell; and a cover plate disposed above, the plurality of cells and the reflective layer. At least a part, opposed to the reflective layer, of a lower surface of the cover plate has a serrate shape.

Abstract translation: 太阳能电池模块包括透明层; 设置在所述透明层的上表面并彼此间隔开的多个单元; 反射层，设置在所述透明层的上表面上并且包围至少一个电池的周边的至少一部分; 以及设置在多个单元和反射层上方的盖板。 盖板的下表面的与反射层相对的至少一部分具有锯齿形状。

公开(公告)号：US10381493B2

公开(公告)日：2019-08-13

申请号：US14738677

申请日：2015-06-12

Applicant: BYD COMPANY LIMITED

Inventor： Zhiqiang Zhao ,  Ye Tian ,  Liguo Wang ,  Shengya Wang ,  Zhanfeng Jiang ,  Long He

IPC: H01L31/0224 ,  H01L31/05 ,  H01L31/02 ,  H01L31/048 ,  H01L31/18 ,  H01L31/049

Abstract: A solar cell unit comprises a cell. The cell includes a cell substrate and a secondary grid line disposed on a front surface of the cell substrate. The solar cell unit also comprises a conductive wire intersecting and welded with the secondary grid line. The secondary grid line has a width in a welding position with the conductive wire greater than a width thereof in a non-welding position.

公开(公告)号：US10187008B2

公开(公告)日：2019-01-22

申请号：US15107557

申请日：2014-08-15

Applicant: BYD COMPANY LIMITED

Inventor： Shencun Wang ,  Xiang Sun ,  Shengya Wang ,  Zhanfeng Jiang

IPC: H02S40/34 ,  H02S30/10 ,  H01L31/044 ,  H01L31/048

Abstract: A double-glass photovoltaic module includes: a body, where the body includes a first glass layer, a first encapsulation layer, a cell group layer, a second encapsulation layer, and a second glass layer that are sequentially disposed in a laminated manner, the cell group layer extracts a current by using a bus bar, and the bus bar is led out between the first glass layer and the second glass layer and from an edge of the body; a frame, encapsulated at a periphery of the body by a sealant and having a notch; and a connection box, disposed at the notch, and sealed and connected to the body the frame, and the bus bar is electrically connected to the connection box.

公开(公告)号：US10069019B2

公开(公告)日：2018-09-04

申请号：US14738578

申请日：2015-06-12

Applicant: BYD COMPANY LIMITED

Inventor： Zhiqiang Zhao ,  Zhanfeng Jiang ,  Long He

IPC: H01L31/02 ,  H01L31/048 ,  H01L31/05 ,  H01L31/0224 ,  H01L31/18

Abstract: A solar cell unit comprises a cell. The cell includes a cell substrate and a plurality of secondary grid lines disposed on a front surface of the cell substrate. The secondary grid lines comprises an edge secondary grid line adjacent to an edge of the cell substrate and a middle secondary grid line disposed inside of the edge secondary grid line. The at least one edge secondary grid line has a width greater than the middle secondary grid line. The solar cell unit also comprises a plurality of conductive wires spaced apart from each other. The plurality of conductive wires intersects and is connected with the secondary grid lines.

公开(公告)号：US09997658B2

公开(公告)日：2018-06-12

申请号：US15107377

申请日：2014-08-15

Applicant: BYD COMPANY LIMITED

Inventor： Shencun Wang ,  Xiang Sun ,  Shengya Wang ,  Zhanfeng Jiang

IPC: H01L31/048 ,  H02S40/34 ,  B32B17/10 ,  H01L31/02 ,  H02S30/10

CPC classification number: H01L31/0488 ,  B32B17/10036 ,  B32B17/10302 ,  B32B17/1055 ,  H01L31/02008 ,  H01L31/0201 ,  H01L31/048 ,  H01L31/0481 ,  H02S30/10 ,  H02S40/34 ,  Y02E10/50

Abstract: A photovoltaic cell module includes: a transparent upper cover plate, a first polyolefin encapsulation layer, a cell group layer, a second polyolefin encapsulation layer, and a backplane that are sequentially disposed in a laminated manner, where outer edges of the transparent upper cover plate and the backplane exceed outer edges of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer, an end part sealing block is further disposed between the transparent upper cover plate and the backplane, and the end part sealing block is located at peripheries of the first polyolefin encapsulation layer, the cell group layer, and the second polyolefin encapsulation layer.

公开(公告)号：US11088294B2

公开(公告)日：2021-08-10

申请号：US16309693

申请日：2017-06-23

Applicant: BYD COMPANY LIMITED

Inventor： Xiang Sun ,  Yunjiang Yao ,  Ye Tian ,  Bei Fan ,  Zhanfeng Jiang

IPC: H01L31/05 ,  H01L31/0352 ,  H01L31/0224 ,  H01L31/068

Abstract: The disclosure discloses a photovoltaic cell assembly, a photovoltaic cell array, and a solar cell assembly. The photovoltaic cell assembly includes: a plurality of photovoltaic cells arranged sequentially along a longitudinal direction, and at least one conductive band, where each photovoltaic cell includes a silicon wafer, a front conductive member disposed on a front surface of the silicon wafer, two electrodes disposed on a back surface of the silicon wafer, and a side conductive member that is disposed on a side surface of the silicon wafer and that is electrically connected between the front conductive member and one electrode, where the two electrodes extend along a transverse direction and are distributed at an interval in the longitudinal direction; and the conductive band has an extension direction the same as that of the electrode, and is electrically connected to two electrodes that are close to each other and that are respectively located on two neighboring photovoltaic cells, so that the two neighboring photovoltaic cells are connected in series or connected in parallel.

公开(公告)号：US10529868B2

公开(公告)日：2020-01-07

申请号：US14738409

申请日：2015-06-12

Applicant: BYD COMPANY LIMITED

Inventor： Zhiqiang Zhao ,  Zhanfeng Jiang ,  Long He

IPC: H02N6/00 ,  H01L31/042 ,  H01L31/02 ,  H01L31/048 ,  H01L31/05 ,  H01L31/0224 ,  H01L31/18 ,  H01L31/049

Abstract: A solar cell array comprises a plurality of cells, adjacent cells connected by a metal wire. At least one metal wire extends reciprocally between a surface of a first cell and a surface of a second cell adjacent to the first cell to form a plurality of conductive wires. The number of the conductive wires is n, y−y×20%≤n≤y+y×20%, in which n is an integer and y=4.0533X−1.28/1562*A*B, in which X is a diameter value of the metal wire with mm as a unit, 0.1≤X≤0.5, A and B representing length and width of the cell with mm as the unit. The cells comprise secondary grid lines disposed on front surfaces thereof. The conductive wires are welded with the secondary grid lines by a welding layer.

公开(公告)号：US10193003B2

公开(公告)日：2019-01-29

申请号：US14738587

申请日：2015-06-12

Applicant: BYD COMPANY LIMITED

Inventor： Zhiqiang Zhao ,  Zhanfeng Jiang ,  Long He

IPC: H01L31/00 ,  H01L31/02 ,  H01L31/048 ,  H01L31/05 ,  H01L31/0224 ,  H01L31/18

Abstract: A solar cell unit comprises a cell. The cell includes a cell substrate and a plurality of secondary grid lines disposed on a front surface of the cell substrate. The secondary grid lines comprises an edge secondary grid line adjacent to an edge of the cell substrate and a middle secondary grid line disposed inside of the edge secondary grid line. The secondary grid line comprises a welding portion. At least one welding portion of the edge secondary grid line has a projection area in the cell substrate larger than a welding portion of the middle secondary grid line. The solar cell unit also comprises a plurality of conductive wires spaced apart from each other and welded with the secondary grid lines in the welding portion.

公开(公告)号：US10186625B2

公开(公告)日：2019-01-22

申请号：US15107816

申请日：2014-08-15

Applicant: BYD COMPANY LIMITED

Inventor： Shencun Wang ,  Xiang Sun ,  Zhanfeng Jiang ,  Long He

IPC: H02S30/10 ,  H01L31/048 ,  H02S40/34 ,  H01L31/054

Abstract: A double-glass photovoltaic cell module includes: a body, where the body includes a first glass layer, a first encapsulation layer, a cell group layer, a second encapsulation layer, and a second glass layer that are sequentially disposed in a laminated manner, where outer edges of the first glass layer and the second glass layer exceed an outer edge of the cell group layer; a reflecting coating provided on the second glass layer; an end part sealing block, disposed between the first glass layer and the second glass layer, and located at peripheries of the first encapsulation layer, the cell group layer, and the second encapsulation layer; a frame, encapsulated at a periphery of the body and having a notch; and a connection box, disposed at the notch.