BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWINGS
FIG. 1 is a cross-sectional view of the photovoltaic conversion cell according to a first embodiment of the present invention.
FIG. 2 is a cross-sectional view of the vicinity of the back face non-transparent electrode according to the photovoltaic conversion cell of FIG. 1.
FIG. 3 represents a calculation result of the electric field strength that penetrates into Ag when the material of the refractive index adjustment layer is changed.
FIG. 4 represents a calculation result of the integrated electric field strength.
FIG. 5 shows the dependency of the integrated electric field strength with respect to the film thickness of interposed media.
FIG. 6 shows the dependency of the integrated electric field strength with respect to the film thickness of interposed SiO2.
FIG. 7 is a cross-sectional view of a photovoltaic conversion cell provided with a tandem cell construction.
FIG. 8 represents the layer structure of the tandem cell used for the calculations.
FIG. 9 shows the refractive index dependency of the refractive index adjustment layer with respect to the short-circuit current generated by a top cell layer by absorption of a p polarized component.
FIG. 10 shows the refractive index dependency of the refractive index adjustment layer with respect to the short-circuit current generated by a bottom cell layer by absorption of a p polarized component.
FIG. 11 shows the refractive index and film thickness dependency of the refractive index adjustment layer with respect to the short-circuit current generated by the bottom cell layer.
FIG. 12 is a cross-sectional view of a triple type photovoltaic conversion cell according to an embodiment of the present invention.
FIG. 13 is a schematic view explaining the configuration of a substrate type photovoltaic conversion cell to which the present invention has been applied.
FIG. 14 is a schematic view explaining another configuration of a substrate type photovoltaic conversion cell to which the present invention has been applied.
FIG. 15 is a schematic view explaining another configuration of a substrate type photovoltaic conversion cell to which the present invention has been applied.
FIG. 16 is a drawing explaining a configuration of a photovoltaic conversion module according to a second embodiment of the present invention.
FIG. 17 is a drawing explaining a configuration of a photovoltaic conversion panel according to a third embodiment of the present invention.
FIG. 18 is a perspective view explaining an external configuration of a photovoltaic conversion system according to a fourth embodiment of the present invention.
FIG. 19 is a block diagram explaining the configuration of the photovoltaic conversion system of FIG. 18.
FIG. 20 is a block diagram explaining a configuration of a photovoltaic conversion system according to a fifth embodiment of the present invention.