一种背接触太阳能电池及光伏组件
本发明涉及一种背接触太阳能电池及光伏组件,该背接触太阳能电池包括:半导体衬底、以及设置在半导体衬底上的电极;半导体衬底包括相对的第一面和第二面;第一面包括中间区域、以及位于中间区域外侧的至少两个电极保护区域;半导体衬底在电极保护区域的表面高度,低于半导体衬底在中间区域的表面高度,电极保护区域的宽度为1‑10mm;第二面对应电极保护区域的位置处设置有电极。本方案可以有效避免由于摩擦导致的掉粉,从而获得更好的吸光效果以及更高的短路电流与效率。
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