公开(公告)号：US10916671B2

公开(公告)日：2021-02-09

申请号：US14931507

申请日：2015-11-03

Applicant: LG ELECTRONICS INC.

Inventor： Daehee Jang ,  Minpyo Kim

IPC: H01L31/0216 ,  H01L31/048 ,  H01L31/05

Abstract: A solar cell module having an improved wiring structure is disclosed. The solar cell module includes a plurality of solar cells each including first electrodes and second electrodes which are alternately arranged in parallel with each other, a plurality of wiring members configured to electrically connect the plurality of solar cells, and which are positioned adjacent to each other among the plurality of solar cells, in a direction crossing the first electrodes and the second electrodes, and a plurality of bonding layers configured to fix the plurality of wiring members to the plurality of solar cells.

公开(公告)号：US10714642B2

公开(公告)日：2020-07-14

申请号：US15211684

申请日：2016-07-15

Applicant: LG ELECTRONICS INC.

Inventor： Daehee Jang ,  Minpyo Kim ,  Bojoong Kim

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

Abstract: A solar cell and a solar cell module are disclosed. The solar cell includes a semiconductor substrate, an emitter region extending in a first direction, a back surface field region extending in the first direction in parallel with the emitter region, a first electrode connected to the emitter region and extending in the first direction, and a second electrode connected to the back surface field region and extending in the first direction. The first electrode has different linewidths at two positions that are separated from each other in the first direction. The second electrode has different linewidths at two positions that are separated from each other in the first direction. A linewidth of the first electrode and a linewidth of the second electrode are different from each other at two positions that are separated from each other in a second direction crossing the first direction.

公开(公告)号：US10483421B2

公开(公告)日：2019-11-19

申请号：US14742478

申请日：2015-06-17

Applicant: LG ELECTRONICS INC.

Inventor： Bojoong Kim ,  Minpyo Kim ,  Daehee Jang ,  Hyeyoung Yang ,  Taeki Woo

IPC: H01L31/05 ,  H01L31/0224 ,  H01L31/068 ,  H01L31/02

Abstract: A solar cell module includes a plurality of solar cells each including a semiconductor substrate, and first electrodes and second electrodes formed on the semiconductor substrate, a plurality of lines connected to the first and second electrodes of first and second solar cells, which are positioned adjacent to each other among the plurality of solar cells, the plurality of lines using a conductive adhesive or insulated from the first and second electrodes of the first and second solar cells through an insulating layer, and a connector positioned between the first and second solar cells and connected to the plurality of lines. A width of the connector is equal to or greater than at least one of a first distance between the first solar cell and the connector or a second distance between the second solar cell and the connector.

公开(公告)号：US10277165B2

公开(公告)日：2019-04-30

申请号：US15589573

申请日：2017-05-08

Applicant: LG ELECTRONICS INC.

Inventor： Daehee Jang ,  Seungyong Lee ,  Jaehyuk Park ,  Changuk Kim

IPC: H01L31/044 ,  H02S40/34 ,  H02J3/38 ,  H02S30/10 ,  H02S40/32 ,  H02S40/38 ,  H01L31/048 ,  H02S20/00 ,  H02M7/48 ,  H02M1/00

Abstract: The present invention relates to a photovoltaic module. A photovoltaic module according to an embodiment of the present invention comprises a solar cell module, a micro-inverter to convert DC power generated by the solar cell module into AC power, a controller to control the micro-inverter's operation, and an interface unit connected to power grid supplying external electrical power and to provide the AC power to the power grid, the controller to control operation of the micro-inverter such that the AC power is matched to the external electrical power flowing into the power grid. The photovoltaic module according to the present invention can provide electrical power generated at solar cell modules through a simple connection to power grid which supplies electrical power to home, reducing consumption of electrical power flowing into home.

公开(公告)号：US09741887B2

公开(公告)日：2017-08-22

申请号：US14599120

申请日：2015-01-16

Applicant: LG ELECTRONICS INC.

Inventor： Taeki Woo ,  Minpyo Kim ,  Daehee Jang ,  Bojoong Kim

IPC: H01L31/056 ,  H01L31/0224 ,  H01L31/05 ,  H01L31/054 ,  H01L31/048

CPC classification number: H01L31/056 ,  H01L31/022441 ,  H01L31/048 ,  H01L31/0508 ,  H01L31/0516 ,  H01L31/0547 ,  Y02E10/52

Abstract: A solar cell module is discussed, which includes a plurality of strings each including a plurality of solar cells, which are connected in series to one another through an interconnector, a front transparent substrate disposed on front surfaces of the plurality of strings, a first encapsulant disposed between the front transparent substrate and the front surfaces of the plurality of strings, a first reflector disposed in a first space between the plurality of solar cells included in each string, which are separated from one another in a first direction corresponding to a longitudinal direction of each string, and a second reflector disposed in a second space between the plurality of strings, which are separated from one another in a second direction crossing the first direction. The first and second reflectors reflect incident light.

公开(公告)号：US10181543B2

公开(公告)日：2019-01-15

申请号：US15443513

申请日：2017-02-27

Applicant: LG ELECTRONICS INC.

Inventor： Daehee Jang ,  Jihoon Ko ,  Juwan Kang ,  Jonghwan Kim

IPC: H01L31/05 ,  H01L31/049 ,  H01L31/0224 ,  H01L31/0216

Abstract: A solar cell module includes a plurality of solar cells including a first solar cell and a second solar cell adjacent to each other, wherein each of the plurality of solar cells including at least one first current collector and at least one second current collector, wherein the at least one first current collector and the at least one second current collector being positioned on a non-light incident surface of each of the plurality of solar cells, which is opposite to a light incident surface of each of the plurality of solar cells, an insulating film having a conductive pattern part positioned on the insulating film, wherein the conductive pattern part including a first pattern which is connected to the at least one first current connector 161 of the plurality of solar cells and a second pattern which is connected to the at least one second current connector of the plurality of solar cells, wherein the first pattern being spaced apart from the second pattern; and an insulating sheet between the an insulating film and the non-light incident surface of the plurality of solar cells.

公开(公告)号：US09691919B2

公开(公告)日：2017-06-27

申请号：US14506309

申请日：2014-10-03

Applicant: LG Electronics Inc.

Inventor： Juwan Kang ,  Jihoon Ko ,  Jonghwan Kim ,  Daehee Jang

IPC: H01L31/0224 ,  H01L31/05 ,  H01L31/02 ,  H01L31/0216

CPC classification number: H01L31/02245 ,  H01L31/0201 ,  H01L31/02168 ,  H01L31/022433 ,  H01L31/022458 ,  H01L31/0516 ,  Y02E10/50 ,  Y02E10/52

Abstract: A solar cell and a solar cell module including a plurality of solar cells are discussed. The solar cell according to an embodiment includes a substrate of a first conductive type, an emitter layer of a second conductive type opposite the first conductive type disposed on the substrate, a plurality of first electrodes electrically connected to the emitter layer, a second electrode electrically connected to the substrate, a first current collector electrically connected to the plurality of first electrodes, and a second current collector electrically connected to the second electrode. The second current collector includes a plurality of second electrode current collectors electrically connected to the second electrode, and a current collector connector for connecting the plurality of second electrode current collectors to one another.

公开(公告)号：US09553226B2

公开(公告)日：2017-01-24

申请号：US14629114

申请日：2015-02-23

Applicant: LG ELECTRONICS INC.

Inventor： Bojoong Kim ,  Minpyo Kim ,  Daehee Jang ,  Hyeyoung Yang

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

CPC classification number: H01L31/0508 ,  H01L31/02008 ,  H01L31/022441 ,  H01L31/0504 ,  H01L31/0516 ,  H01L31/0682 ,  Y02E10/50 ,  Y02E10/547 ,  Y02P70/521

Abstract: A method for manufacturing a solar cell module includes a cell forming operation of forming a plurality of first and second electrodes on a back surface of a semiconductor substrate to form each a plurality of solar cells, and a tabbing operation including at least one of a connection operation of performing a thermal process to respectively connect a first conductive line and a second conductive line to the first electrodes and the second electrodes of each solar cell using a conductive adhesive and an optional string forming operation of performing a thermal process to connect the first conductive line included in one solar cell and the second conductive line included in other solar cell adjacent to the one solar cell to an interconnect. The tabbing operation includes at least two thermal processes each having a different maximum temperature.

Abstract translation: 太阳能电池模块的制造方法包括在半导体基板的背面形成多个第一电极和第二电极以形成多个太阳能电池的电池形成动作，以及包括至少一个连接 使用导电粘合剂进行热处理以分别将第一导电线和第二导电线连接到每个太阳能电池的第一电极和第二电极的操作，以及执行热处理以连接第一导电 包括在一个太阳能电池中的线路，以及包括在与一个太阳能电池相邻的其他太阳能电池中的第二导线到互连。 标签操作包括至少两个具有不同最大温度的热处理。

公开(公告)号：US10003299B2

公开(公告)日：2018-06-19

申请号：US15160420

申请日：2016-05-20

Applicant: LG ELECTRONICS INC.

Inventor： Daehee Jang ,  Seungyong Lee ,  Jaehyuk Park ,  Changuk Kim

IPC: H01L31/044 ,  H02S40/34 ,  H02J3/38 ,  H02S30/10 ,  H02S40/32 ,  H02S40/38 ,  H02M7/48 ,  H02M1/00

CPC classification number: H02S40/34 ,  H01L31/044 ,  H01L31/048 ,  H02J3/385 ,  H02M7/48 ,  H02M2001/007 ,  H02S20/00 ,  H02S30/10 ,  H02S40/32 ,  H02S40/345 ,  H02S40/38 ,  Y02B10/14 ,  Y02E10/58

Abstract: The present invention relates to a photovoltaic module. A photovoltaic module according to an embodiment of the present invention comprises a solar cell module, a micro-inverter to convert DC power generated by the solar cell module into AC power, a controller to control the micro-inverter's operation, and an interface unit connected to power grid supplying external electrical power and to provide the AC power to the power grid, the controller to control operation of the micro-inverter such that the AC power is matched to the external electrical power flowing into the power grid. The photovoltaic module according to the present invention can provide electrical power generated at solar cell modules through a simple connection to power grid which supplies electrical power to home, reducing consumption of electrical power flowing into home.

公开(公告)号：US10825938B2

公开(公告)日：2020-11-03

申请号：US14750826

申请日：2015-06-25

Applicant: LG ELECTRONICS INC.

Inventor： Taehee Shin ,  Daehee Jang ,  Chunghyun Lim

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

Abstract: A solar cell module is disclosed. The solar cell module includes a plurality of solar cells each including a semiconductor substrate, in which a p-n junction is formed, and a plurality of first and second electrodes which are formed on a back surface of the semiconductor substrate and are separated from each other, a plurality of interconnectors which are connected to the first electrodes or the second electrodes included in each solar cell and connect the plurality of solar cells in series, and a conductive adhesive attaching the interconnectors to the first electrodes or the second electrodes. The conductive adhesive includes the same material or the same metal-based material as a metal material included in at least one of the interconnectors or the first and second electrodes.