Solar cell module and manufacturing method thereof
AssigneeCanon Kabushiki Kaisha
InventorsTakashi Ohtsuka, Kimitoshi Fukae, Yuji Inoue
Life of this patent
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Abstract
A solar cell module is provided which is excellent in foldability and durability. The filler thickness in the downwardly facing parts, engagement parts, and upwardly facing folded parts of the solar cell module are made thinner than the filler that is placed at the other non-folded parts.
Claims118
A solar cell module comprising a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing thinner filler than the generating area, the thicker a filler part is connected to the thinner filler part through a gently sloped part having a tapered thickness, and the thinner part is folded.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing a thinner filler than the generating area;
- the thicker filler part is connected to the thinner filler part through a gently sloped part having a tapered thickness;
- and the thinner part is folded.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements connected in series that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing a thinner filler than the generating area;
- that the thicker filler part is connected to the thinner filler part through a gently sloped part having a tapered thickness;
- and the thinner part is folded.
A method for manufacturing a solar cell module that has a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cells, and a back reinforcing plate, wherein the non-generating area has a thinner filler than the filler in the generating area and has a part connecting the thinner filler part to the thicker filler part through a gently sloped part having a tapered thickness, and the thin part is folded by means of a roll molding machine.
A solar cell module comprising a weather resistant outer film, solar cell elements, fillers for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing a thinner filler part than the generating area, the thinner filler part and the thicker filler part are formed with different fillers, and the thinner part is folded.
The solar cell module according to claim wherein said solar cell elements are bendable.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- fillers for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing thinner filler than the generating area;
- the thinner filler part and the thicker filler part are formed with different fillers;
- and the thinner part is folded.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements connected in series that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing a thinner filler than the generating area;
- the thinner filler part and the thicker filler part are formed with different fillers;
- and the thinner part is folded.
A method for manufacturing a solar cell module that has a weather resistant outer film, solar cell elements, fillers for embedding the solar cells, and a back reinforcing plate, wherein the non-generating area has thinner fillers than the fillers in the generating area said thinner filler part and said thicker filler part are formed with different fillers, and that the thin part is folded by means of a roll molding machine.
A solar cell module comprising a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area of the solar cell module has a thinner filler than the filler of the generating area, and the back reinforcing plate corresponding to said thinner part is folded so as to face the light incident surface.
A method for manufacturing a solar cell module comprising a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cells, and a back reinforcing plate, wherein the non-generating area of said solar cell module has a thinner filler than the filler of the generating area, and the back reinforcing plate corresponding to said thinner part is folded by means of a roll molding machine so as to face the light incident surface.
A solar cell module comprising a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing a thinner filler than the generating area, and the flat planar area containing thinner filler is folded.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing thinner filler than the generating area;
- and the flat planar area containing thinner filler is folded.
A solar cell module comprising a weather resistant outer film;
- amorphous silicon solar cell elements connected in series that have, on a substrate, a metallic electrode layer, an amorphous silicon semiconductor layer, a transparent conductive layer, and a grid electrode;
- a filler for encapsulating the solar cell elements, and a back reinforcing plate, wherein the non-generating area has a flat planar area containing thinner filler than the generating area;
- and the flat planar area containing thinner filler is folded.
A method for manufacturing a solar cell module that has a weather resistant outer film, solar cell elements, a filler for encapsulating the solar cells, and a back reinforcing plate, wherein the non-generating area is folded by means of a roll molding machine, wherein the non-generating area has a flat planar area containing thinner filler than the generating area;
- and the flat planar area containing thinner filler is folded by means of said roll molding machine.
Dependencies are inferred from the claim text.