Knowledge

Photovoltaic solar cells, often referred to as solar panels, are at the forefront of renewable energy technologies. Harnessing the energy from the sun, these devices have the potential to revolutionise our energy landscape and reduce our dependency on fossil fuels. There is a lot to unders...

Solar cells, called "solar chips" or "photocells", are devices that directly convert light energy into electricity through the photoelectric effect or photochemical effect. To evaluate the advantages and disadvantages of solar cells, the following technical parameters need to be considered: 1. Open...

   In the production process of crystalline silicon solar cells, the impact of the screen printing process on their surface characteristics and performance is usually very direct and critical. However, in order to understand the impact of screen printing on the surface characteristics and...

     The cost reduction direction of TOPCon is silicon wafer, silver paste, equipment cost, yield rate, etc. Silicon wafer:      N-type silicon wafers are made by doping phosphorus. Since phosphorus atoms have poor solubility with silicon, the purity and production proc...

    In the solar cell production process, cleaning and texturing is one of the important links. Optimization and technological upgrading of the texturing process can improve the conversion efficiency of solar cells and reduce production costs. The formation of texturing suede is affected...

    Laser processing is an important technology to reduce costs and increase efficiency of solar cells. It has obvious advantages over traditional technologies in the fields of PERC laser ablation, SE laser doping, repair and metallization; among them, PERC laser grooving, SE laser Doping...

    Heterojunction solar cells have always been favored by solar cell manufacturers and photovoltaic enterprise users for their low production costs and ideal photoelectric conversion rates. However, in order to further improve the photoelectric conversion rate of solar cells, they can be...

    In the production of solar cells, the performance and photoelectric conversion rate of silicon wafer solar cells are closely related to the surface structure of the solar cells. Therefore, chemical etching and texturing of silicon wafers is an important process during the manufacturing...

  Generally speaking, in order to more directly improve the photoelectric conversion rate of solar cells and maximize their efficiency in practical applications, battery manufacturers need to use physical means to prepare textured light-trapping structures on the surface of solar cells.  T...

Conventional solar cell  1-pass printing screen - back electrode with chamfer Screen mesh size: 280 Mesh wire diameter: 25um Yarn thickness: 40um Film thickness: 8±2um Net stretch angle: 22.5deg Tension: 26±1.5N/cm 2. Conventional square cell 1-pass printing screen-back electro...

    Proper post-processing of thin-film solar cells is one of the important means to improve the performance of thin-film solar cells. As a common post-processing process, the annealing process can greatly improve the crystallinity of thin-film materials, remove defects, adjust phase compo...

Advantage: 1. The process flow is short. The HJT solar cell process mainly includes four links: texturing, amorphous silicon deposition, TCO deposition, and screen printing, which is much less than that of PERC (10) and TOPCON (12-13). Among them, the PECVD method is mainly used for amorphous silico...