中德pv會(huì)議(英利新能源)太陽能光伏專用資料很有用的(存儲(chǔ)版)
【正文】 625 4 245 Best cell ? (%) FF (%) Jsc (mA/cm2) Voc (mV) Area (cm2) W (181。 doublelevel structured stencils have been fabricated. ? Doublelevel stencils allow grid patterns to be printed with high quality in one step. ? Finger profiles of 50181。 IQE (%)Wavele ngth ( nm)Quantum Efficiency of the Best Cell 2021 SNEC International Solar amp。 Busbar 2021 SNEC International Solar amp。 PV Conference 6. Proceed to cut grooves on process wafers 7. The stencil is prealigned to print directly into the grooves Alignment 2021 SNEC International Solar amp。 PV Conference Figure 25: (a) The grooves just after laser scribing shows some islands。 PV Conference Finished stencil Local structure Finger Stainless Steel Foil Busbar bridge Busbar SingleLevel Stainless Steel Stencil 2021 SNEC International Solar amp。 Features of Metallization for Hybrid Solar Cells 2021 SNEC International Solar amp。 PV Conference Advantages: 1. Very fine top finger width (~25 um), leading to lower shading loss (~3%)。 PV Conference 2021 SNEC International Solar amp。 PV Conference Advantages: 1. Good availability of screen printing machine amp。 2. Consuming more wet chemicals, less environmentally friendly. Figure 2: The structure of buried contact solar cells ~25 um Features of Metallization for Buried Contact Solar Cells 2021 SNEC International Solar amp。m Foil L
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