Longi Solar Technology (taizhou) Co., Ltd.

Jiangsu University of Science and Technology

Sobute New Materials Co., Ltd

Crrc Qishuyan Institute Co., Ltd.

Bote New Materials Taizhou Co., Ltd.

Zhenjiang Sobute New Material Co., Ltd.

Hua Li

Jiyu Liu

Jun Chen

Debao Zhao

Jian Zhang

Yong Wang

Wenxian Tang

Rui Wang

Jiaping Liu

Feng Li

Peng Chen

Lei Li

Shijie Su

Yun Chen

Shuyan Wang

Hui Zhao

Hongbo Que

Siqin Jin

Yuan Li

Wenbin Wang

Yujiang Wang

Ting Yao

Qian Tian

Yang Chu

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.

Solar cell and a manufacturing method therefor

Disclosed are a multifunctional cement hydration heat control material and a manufacturing method therefor. The cement hydration heat control material in is a comb polymer having three side chain structures, the three side chain structures are respectively a carboxyl group, a sugar alcohol group, and a polyether structure, and the main chain of the polymer is a carbon chain structure formed by free-radical polymerization of a double bond in a double bond compound monomer. The multifunctional cement hydration heat control material can achieve integration of cement hydration heat control performance, water reduction performance, and shrinkage reduction performance in a same molecule, can achieve control focusing on a performance by means of structural adjustment, does not need multi-component compounding during use, and is more convenient. The control material is non-toxic and water-soluble, can be made to have an appropriate concentration, and is convenient to use.

Multifunctional cement hydration heat control material and manufacturing method therefor

The present disclosure provides a gearbox of a rail vehicle, which belongs to the technical field of gear transmission. The gearbox of the present disclosure comprises a driving shaft, a driven shaft, a first bearing seat and a second bearing seat; the gearbox further comprises: a first roller bearing, a ball bearing, a bearing inner retaining ring and a bearing outer retaining ring for drainage, which are arranged between the first bearing seat and the driving shaft; wherein, the bearing inner retaining ring and the bearing outer retaining ring are provided between the first roller bearing and the ball bearing along an axial direction of the driving shaft, and a first drainage channel is provided on the bearing outer retaining ring, a second drainage channel is provided on the first bearing seat; wherein, the lubricating oil can be guided into the first roller bearing and the ball bearing from the outside of the first bearing seat through the second drainage channel and the first drainage channel in sequence. The present disclosure can greatly improve the lubricating performance of the first roller bearing and the ball bearing on the driving shaft of the gearbox, and is particularly suitable for low-temperature working conditions.

Gearbox with bearing configuration for rail vehicle

A moving-rotating linear covering tool, comprising a port, a primary oil cylinder, a piston rod, a rear end cover, a base sleeved on the right end of the primary oil cylinder, and a handle fixedly connected onto the outer cylinder of the base. The port is fixedly connected to the left end of the primary oil cylinder, the center thereof being provided with a circular hole that clearance-fits the piston rod arranged in the primary oil cylinder. A circular flange of the rear end cover is fixedly connected onto the right end face of the primary oil cylinder. The base is connected to a guide supporting sheath sleeved, in a clearance-fitted way, on the outer cylinder of the primary oil cylinder. A bearing seat is provided on the right end wall of the base Two screw holes are symmetrically provided at the right end face of the rear end cover.

Moving-rotating linear covering tool

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Jiangsu, China

Hua Li