Longi Solar Technology (taizhou) Co., Ltd.

Jiyu Liu

Hua Li

Jun Chen

Debao Zhao

Yong Wang

Peng Chen

Hongbo Tong

Hongchao Zhang

A method for producing a back-contacting solar-cell module and a back-contacting solar-cell module. The method includes: providing a first stacked member, wherein the first stacked member includes a first sheet member; a surface of the first sheet member is provided with a plurality of first electrically conducting sites; the first stacked member further includes electrically conducting protrusions that are formed on the first electrically conducting sites of the first sheet member, gluing and insulating space rings at the peripheries of the first electrically conducting sites; providing a second stacked member, wherein the second stacked member includes a second sheet member; a surface of second sheet member is provided with a plurality of second electrically conducting sites; stacking and laminating first stacked member and second stacked member, the electrically conducting protrusions abut second electrically conducting sites, gluing and insulating space rings glue first sheet member and second sheet member together.

Method for producing back-contact solar cell assembly and back-contact solar cell assembly

A conductive interconnection member includes: a conductive layer (), and an insulating layer () and electrical connectors () located on one side of the conductive layer (). The conductive layer () is provided with a conductive circuit; the insulating layer () is provided with openings (), and the electrical connectors () are located in the openings () of the insulating layer (); the electrical connectors () include a first electrical connector () and a second electrical connector (); the first electrical connector () is used to be electrically connected to a first electrode () of a back contact solar cell () and the conductive circuit; the second electrical connector () is used to be electrically connected to a second electrode () of a back contact solar cell () and the conductive circuit; and the polarities of the first electrode () and the second electrode () are opposite.

Conductive interconnection member of imbricate assembly, imbricate assembly, and manufacturing method

The present disclosure discloses a manufacturing method and a manufacturing device for an interconnection piece. The manufacturing method comprises providing a solder strip, and performing forming treatment on the solder strip to obtain a plurality of structural solder strips; and providing a flexible insulating substrate, and compounding the plurality of structural solder strips on the flexible insulating substrate at intervals to obtain the interconnection piece. Each structural solder strip is provided with two soldering portions and a connecting portion located between the two soldering portions, and the connecting portion is respectively connected to the two soldering portions; at least a part of the connecting portion is located on the flexible insulating substrate, and the two soldering portions extend out of the flexible insulating substrate.

Manufacturing method and manufacturing apparatus for interconnection member

A back contact solar cell assembly includes at least one cell string including multiple back contact solar cells and multiple electrically conducting lines. Each first electrodes includes first main grid lines and first fine grid lines. Each second electrodes includes second main grid lines and second fine grid lines. Each electrically conducting lines includes a first part conductively connecting the first main grid line of a first back contact solar cell, and a second part conductively connecting the second main grid lines of a neighboring second back contact solar cell. The first part is provided with at least one deformation cushioning component. At the shadow face of the first back contact solar cell, in the direction where the second fine grid lines are provided, the minimum distance between the projection of the deformation cushioning component and the second fine grid lines is greater than or equal to 0.3 mm.

Back contact solar cell assembly

A solar cell and a manufacturing method of the solar cell are provided. The solar cell includes a silicon substrate, the silicon substrate is deposited with a plurality of fine-grids, the plurality of fine-grids have ohmic contact with the silicon substrate; a plurality of main-grids are disposed on the silicon substrate; the plurality of main-grids intersect and electrically contact with the plurality of fine-grids; at least a part of the plurality of main-grids is formed by sintering an electrode slurry. The plurality of fine-grids and the plurality of main-grids are formed by a combination of a high temperature metallization (sintering) and a low temperature metallization (depositing), to overcome a high cost by using screen printing of silver slurry, in addition, due to the plurality of fine-grids having ohmic contact with the silicon substrate, the solar cell has advantages of small contact resistance and high current collection efficiency.

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Jiangsu, China

Jiyu Liu