Solar cell and preparation method therefor
AssigneeTongwei Solar (Jintang) Co., Ltd.
InventorLin Sun
Life of this patent
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Abstract
A solar cell, comprising a silicon cell main body (110), a first transparent conductive oxide layer (120), a second transparent conductive oxide layer (130), an insulating passivation layer (160), and a second electrode (150), wherein the insulating passivation layer (160) covers edges of the back face of the silicon cell main body (110), and at the edges of the back face of the silicon cell main body (110), the second transparent conductive oxide layer (130) and the first transparent conductive oxide layer (120) are arranged spaced apart from each other by means of the insulating passivation layer (160) arranged therebetween.
Claims15
A solar cell, comprising a silicon cell main body, a first transparent conductive oxide layer, a second transparent conductive oxide layer, an insulating passivation layer, a first electrode and a second electrode;
- wherein the first transparent conductive oxide layer and the first electrode are located on a front surface of the silicon cell main body;
- the second transparent conductive oxide layer and the second electrode are located on a back surface of the silicon cell main body;
- the insulating passivation layer covers an edge of the back surface of the silicon cell main body;
- wherein the insulating passivation layer covers the back surface of the silicon cell main body, and the second transparent conductive oxide layer covers the insulating passivation layer;
- and
- at the edge of the back surface of the silicon cell main body, the second transparent conductive oxide layer and the first transparent conductive oxide layer are spaced apart from each other by the insulating passivation layer.
Dependencies are inferred from the claim text.