Panasonic Intellectual Property Management Co., Ltd.

Sanyo Electric Co., Ltd.

Nippon Shokubai Co., Ltd.

Youhei Murakami

Haruhisa Hashimoto

Akimichi Maekawa

Daisuke Ide

Tsuyoshi Takahama

Masayoshi Ono

Hiroyuki Mori

Mitsuaki Morigami

Ryo Goto

Hiroshi Kanno

Tasuku Ishiguro

Masahiro Iwata

Hiroshi Yamazaki

Shingo Okamoto

Kenji Minami

Hiroyuki Kannou

Yosuke Ishii

Junpei Irikawa

Kazuki Ohta

Kenji Ikeda

Ryoji Naito

A solar cell module includes solar cells having main surfaces to which inter-cell wiring members are connected, and an insulating member disposed on the main surfaces and the wiring members, and a first lead-out wire provided to the insulating member. The insulating member includes a first insulating layer formed of polyester resin, a second insulating layer formed of polyolefin or EVA and provided between the first insulating layer and the lead-out wires, and a third insulating layer formed of polyolefin or EVA and provided between the first insulating layer and the main surfaces. The third insulating layer has a thickness in a direction perpendicular to the main surfaces larger than a thickness of the second insulating layer.

Solar cell module and method for manufacturing solar cell module

A solar cell module includes: a solar cell; a conductive light-reflective film disposed on a back surface side of the solar cell, the conductive light-reflective film extending from an edge portion of the solar cell; an insulating member disposed between a back surface of the solar cell and the conductive light-reflective film; and a back-surface side encapsulant covering the solar cell and the conductive light-reflective film from the back surface side of the solar cell, wherein the insulating member is made of a material harder than a material of the back-surface side encapsulant.

Solar cell module

A solar cell module includes: a solar cell having a front surface and a back surface; a front surface side encapsulant disposed on a front surface side of the solar cell, the front surface side encapsulant including a transparent resin sheet; a light reflector protruding from an end portion of the solar cell, the light reflector including a light reflection layer that reflects incident light, and a substrate layer that is disposed on the light reflection layer on a light incident side; and an ultraviolet absorber disposed closer to the light incident side than the light reflection layer, the light incident side being a back surface side of the front surface side encapsulant.

Solar cell module and method for manufacturing the same

A method of manufacturing a solar cell module includes: placing a light reflection member across a gap between adjacent two solar cells set on a work table; and attaching the light reflection member to respective ends of the adjacent two solar cells, by thermocompression-bonding respective overlap regions of the light reflection member with the adjacent two solar cells using a compression bonding head that includes: a first thermocompression bonding portion and a second thermocompression bonding portion each having a contact surface that comes into contact with the light reflection member; and a non-thermocompression bonding portion interposed between the first thermocompression bonding portion and the second thermocompression bonding portion and not thermocompression-bonding the light reflection member.

Method of manufacturing solar cell module

A solar cell includes: a first bus bar electrode disposed on a first end portion of the solar cell, and to which the wiring member is connected; a second bus bar electrode disposed on a second end portion of the solar cell, and to which the wiring member is connected; first finger electrodes disposed on the solar cell, electrically connected to the first bus bar electrode, and extending in a first direction toward the second bus bar electrode; second finger electrodes disposed on the solar cell, electrically connected to the second bus bar electrode, and extending in a second direction toward the first bus bar electrode. Each first finger electrode has a thickness which decreases as a distance to the second bus bar electrode decreases, and each second finger electrode has a thickness which decreases as a distance to the first bus bar electrode decreases.

Solar cell module and solar cell

A method of manufacturing a solar cell includes: forming a solar cell substrate having one main surface and the other main surface and having a p-type surface and an n-type surface which are exposed on one region and another region in the one main surface, respectively; forming seed layers in an electrically separated state on the p-type surface and the n-type surface, respectively; and forming a plated film on the seed layer on each of the p-type surface and the n-type surface by an electrolytic plating method.

Method of manufacturing solar cell

Solar battery modules

A solar cell includes a solar cell substrate including a principal surface on which a p-type surface and an n-type surface are exposed, a p-side electrode formed on the p-type surface and including a first linear portion linearly extending in a first direction, and an n-side electrode formed on the n-type surface and including a second linear portion linearly extending in the first direction and arranged next to the first linear portion in a second direction orthogonal to the first direction. Corners of a tip end of at least one of the first and second linear portions are formed in a chamfered shape.

A solar cell module is provided with a plurality of solar cells and a wiring material. Each solar cell includes a p-side electrode and an n-side electrode arranged on one principal surface thereof. For each pair of adjacent solar cells, the wiring material electrically connects the p-side electrode of one solar cell and the n-side electrode of the other solar cell. Surface layers of the p-side electrodes and the n-side electrodes comprises, respectively, plating layers each containing at least one power-supplied point. The wiring material is bonded to the solar cells at regions each of which at least includes the power-supplied point.

Solar cell module and manufacturing method therefor

The present invention improves the reliability of back contact solar cell modules that are electrically connected by means of wiring material. A solar cell module () is provided with a plurality of solar cells (), and wiring material (). Each solar cell () has a p-side electrode () and an n-side electrode () arranged on a single main surface (). Among adjacent solar cells (), the wiring material () electrically connects the p-side electrode () of one solar cell () to the n-side electrode () of another solar cell (). The surface layers of the p-side electrode () and the n-side electrode () include plating layers () which have at least one power supply point (). The wiring material () is bonded to the plating layers such that the wiring material overlaps a portion of the power supply points () of each solar cell (), and does not overlap another portion of the power supply points ().

A method for manufacturing a solar cell () includes the steps of removing a resist film () and removing a part of an n-type amorphous semiconductor layer ().

Method of manufacturing solar cell and solar cell

A solar cell () includes a p-type amorphous semiconductor layer (), an n-type amorphous semiconductor layer (), and a recombination layer (R) interposed between the p-type amorphous semiconductor layer () and the n-type amorphous semiconductor layer ().

Solar cell

A method for manufacturing a solar cell () includes the steps of: a step of cleaning an exposed region (R) on a rear surface of an n-type crystalline silicon substrate (), wherein the step is carried out subsequent to a step of patterning an i-type amorphous semiconductor layer () and a p-type amorphous semiconductor layer () and prior to a step of forming an i-type amorphous semiconductor layer ().

A polymer, a process for producing the same, and the use thereof. The polymer comprises structural units derived from an .alpha.,.beta.-unsaturated carboxylic acid monomer and structural units derived from another vinyl monomer, the polymer having (1) an acid value of 50 mgKOH/g or higher, (2) when analyzed with a differential scanning calorimeter, a differential curve having at least one peak top in each of the range of from -80 to 20.degree. C. and the range of from 20 to 120.degree. C., and (3) a parallel-ray transmittance of 80% or higher.

Growing community of inventors

Osaka, Japan

Youhei Murakami