See-through type photovoltaic module including 3-dimensional photonic crystal, manufacturing method thereof, and insulated glass unit including the same
Disclosed is a see-through type photovoltaic module that includes: a first transparent substrate; a second transparent substrate; a first transparent electrode and a second electrode, all of which are placed between the first transparent substrate and the second transparent substrate; a photoactive layer being placed between the first transparent electrode and the second electrode and converting light into electrical energy; and a protective layer placed between the second electrode and the second transparent substrate, wherein a 3-dimensional photonic crystal structural layer is formed on the surface of the second transparent substrate facing the first transparent substrate.
1. A see-through type photovoltaic module comprising:
a first transparent substrate;
a second transparent substrate;
a first transparent electrode and a second electrode placed between the first transparent substrate and the second transparent substrate;
a photoactive layer being placed between the first transparent electrode and the second electrode and converting light into electrical energy; and
a protective layer placed between the second electrode and the second transparent substrate,
wherein a 3-dimensional photonic crystal structural layer is formed on the surface of the second transparent substrate facing the first transparent substrate,
wherein the 3-dimensional photonic crystal structural layer comprises an inverse opal structure and an empty space inside of the inverse opal structure,
wherein the protective layer contacts with the 3-dimensional photonic crystal structural layer, and
wherein a material of the protective layer is filled within a portion of the empty space.
2. The see-through type photovoltaic module of claim 1 , wherein the 3-dimensional photonic crystal structural layer reflects light with a wavelength from 400 nm to 1100 nm.
3. The see-through type photovoltaic module of claim 1 , wherein the permittivity of the 3-dimensional photonic crystal structural layer is equal to or greater than 2.0 and equal to or less than 6.25.
4. The see-through type photovoltaic module of claim 1 , wherein the volume filling ratio of the 3-dimensional photonic crystal structural layer is equal to or greater than 10% and equal to or less than 26%.
5. The sec-through type photovoltaic module of claim 1 , wherein the 3-dimensional photonic crystal structural layer comprises at least one of ZnO, IZO, ITO and graphene.
6. The see-through type photovoltaic module of claim 1 , wherein the 3-dimensional photonic crystal structural layer comprises at least one and equal to or less than 50 inverse opal structure layers.
7. A triple insulated glass unit comprising:
a first transparent substrate;
a second transparent substrate;
a first transparent electrode and a second electrode placed between the first transparent substrate and the second transparent substrate;
a photoactive layer placed between the first transparent electrode and the second electrode and converting light into electrical energy;
a protective layer placed between the second electrode and the second transparent substrate;
a third transparent substrate; and
a thermal insulating layer separating the second transparent substrate from the third transparent substrate,
wherein a 3-dimensional photonic crystal structural layer is formed on at least one of the front surface of the second transparent substrate facing the first transparent substrate,
wherein the 3-dimensional photonic crystal structural layer comprises an inverse opal structure and an empty space inside of the inverse opal structure,
wherein the protective layer contacts with the 3-dimensional photonic crystal structural layer, and
wherein a material of the protective layer is filled within a portion of the empty space.
8. The triple insulated glass unit of claim 7 , wherein the 3-dimensional photonic crystal structural layer reflects light with a wavelength from 400 nm to 1100 nm.
9. The triple insulated glass unit of claim 7 , wherein the permittivity of the 3-dimensional photonic crystal structural layer is equal to or greater than 2.0 and equal to or less than 6.25.
10. The triple insulated glass unit of claim 7 , wherein the volume filling ratio of the 3-dimensional photonic crystal structural layer is equal to or greater than 10% and equal to or less than 26%.
11. The triple insulated glass unit of claim 7 , wherein the 3-dimensional photonic crystal structural layer comprises at least one of ZnO, IZO, ITO and graphene.
12. The triple insulated glass unit of claim 7 , wherein the 3-dimensional photonic crystal structural layer comprises at least one and equal to or less than 50 inverse opal structure layers.