A high efficiency configuration for a solar cell module comprises solar cells arranged in a shingled manner to form super cells, which may be arranged to efficiently use the area of the solar module, reduce series resistance, and increase module efficiency. The solar cell module may comprise for example a series connected string of N greater than or equal to 25 rectangular or substantially rectangular solar cells having on average a breakdown voltage greater than about 10 volts, with the solar cells grouped into one or more super cells each of which comprises two or more of the solar cells arranged in line with long sides of adjacent solar cells overlapping and conductively bonded to each other, and with no single solar cell or group of <N solar cells in the string of solar cells individually electrically connected in parallel with a bypass diode.

A high efficiency configuration for a solar cell module comprises solar cells arranged in a shingled manner to form super cells, which may be arranged to efficiently use the area of the solar module, reduce series resistance, and increase module efficiency. The solar cell module may comprise for example a series connected string of N greater than or equal to 25 rectangular or substantially rectangular solar cells having on average a breakdown voltage greater than about 10 volts, with the solar cells grouped into one or more super cells each of which comprises two or more of the solar cells arranged in line with long sides of adjacent solar cells overlapping and conductively bonded to each other, and with no single solar cell or group of <N solar cells in the string of solar cells individually electrically connected in parallel with a bypass diode.

A photovoltaic cell module includes a photovoltaic cell panel whose planar shape is a rectangular shape; an insulating material adhered to the photovoltaic cell panel, so as to cover the photovoltaic cell panel from an outer peripheral part on a light receiving surface side, via a side end surface, to an outer peripheral part on a back surface side; and a frame member configured to protect a periphery of the photovoltaic cell panel to which the insulating material is adhered, wherein among a first side and a second side of the photovoltaic cell panel facing each other, at least on the first side, the insulating material, which is adhered to the light receiving surface and the side end surface of the photovoltaic cell panel, and the frame member can be spaced apart from each other.

A photovoltaic cell module includes a photovoltaic cell panel whose planar shape is a rectangular shape; an insulating material adhered to the photovoltaic cell panel, so as to cover the photovoltaic cell panel from an outer peripheral part on a light receiving surface side, via a side end surface, to an outer peripheral part on a back surface side; and a frame member configured to protect a periphery of the photovoltaic cell panel to which the insulating material is adhered, wherein among a first side and a second side of the photovoltaic cell panel facing each other, at least on the first side, the insulating material, which is adhered to the light receiving surface and the side end surface of the photovoltaic cell panel, and the frame member can be spaced apart from each other.

A solar cell module includes: a substrate; a back sheet; a plurality of solar cells arranged between the substrate and the back sheet; a transition wire common-connecting tab wires connected to the plurality of solar cells; a concealment sheet covering the transition wire from a substrate side; and a filling member filling at least a space between the transition wire and the concealment sheet, wherein the concealment sheet includes: a first sheet layer in contact with the filling member; and a second sheet layer placed over the first sheet layer, the first sheet layer and the second sheet layer are each made of any of: a material of a same type of color as a material of the back sheet or the filling member; a transparent material; and a semitransparent material, and the first sheet layer has adhesiveness to the filling member.

A solar cell module includes: a substrate; a back sheet; a plurality of solar cells arranged between the substrate and the back sheet; a transition wire common-connecting tab wires connected to the plurality of solar cells; a concealment sheet covering the transition wire from a substrate side; and a filling member filling at least a space between the transition wire and the concealment sheet, wherein the concealment sheet includes: a first sheet layer in contact with the filling member; and a second sheet layer placed over the first sheet layer, the first sheet layer and the second sheet layer are each made of any of: a material of a same type of color as a material of the back sheet or the filling member; a transparent material; and a semitransparent material, and the first sheet layer has adhesiveness to the filling member.

An encapsulant of a photovoltaic module, intended for coating a photovoltaic cell (10), including: a copolymer of ethylene-alkyl acrylate, the melt flow index (MFI) of the copolymer being 1 g/10 min to 40 g/10 min; and a silane making up 0.1% to 0.5% of the weight of the composition; wherein the encapsulant also includes a cross-linking agent making up 0.1% to 0.5% of the weight of the composition and wherein the copolymer makes up at least 99% of the weight of the composition. Also, a use of such an encapsulant in a photovoltaic module as well as to a photovoltaic module including such an encapsulant.

An encapsulant of a photovoltaic module, intended for coating a photovoltaic cell (10), including: a copolymer of ethylene-alkyl acrylate, the melt flow index (MFI) of the copolymer being 1 g/10 min to 40 g/10 min; and a silane making up 0.1% to 0.5% of the weight of the composition; wherein the encapsulant also includes a cross-linking agent making up 0.1% to 0.5% of the weight of the composition and wherein the copolymer makes up at least 99% of the weight of the composition. Also, a use of such an encapsulant in a photovoltaic module as well as to a photovoltaic module including such an encapsulant.

The present disclosure provides methods of fabricating a multijunction solar cell panel in which one or more of the steps are performed using an automated process. In some embodiments, the automated process uses machine vision.

The present disclosure provides methods of fabricating a multijunction solar cell panel in which one or more of the steps are performed using an automated process. In some embodiments, the automated process uses machine vision.