Patent classifications
H01L31/0463
Photovoltaic devices with narrow scribes and methods and systems for forming the same
According to the embodiments provided herein, a method for scribing a layer stack of a photovoltaic device can include directing a laser scribing waveform to a film side of a layer stack. The laser scribing waveform can include pulse groupings that repeat at a group repetition period of greater than or equal to 1.5 μs. Each pulse of the pulse groupings can have a pulse width of less than or equal to 900 fs.
PHOTOVOLTAIC ELEMENT WITH IMPROVED EFFICIENCY IN THE EVENT OF SHADE, AND METHOD FOR PRODUCING SUCH A PHOTOVOLTAIC ELEMENT
A photovoltaic element including at least one photovoltaic cell at least partially segmented and having a base electrode, a top electrode, and a layer system comprising at least one photoactive layer, wherein the layer system is arranged between the base electrode and the top electrode, the segments are configured such that at least the top electrode and the layer system of one of the segments are separated from the top electrode and the layer system of another segment by at least one cavity to prevent contact between one another, the at least one cavity is formed substantially vertically relative to the layer system of the at least one photovoltaic cell, and the segments are electrically conductively connected in parallel with one another such that a flow of electric current through the at least one photovoltaic cell is distributed over each of the segments.
SOLAR CELL MODULE HAVING PARALLEL AND SERIES CONNECTION STRUCTURE
Disclosed is a solar cell module including a first solar cell unit including a plurality of solar cells and a plurality of condensing layers, which are arranged alternately, a second solar cell unit including a plurality of solar cells and a plurality of condensing layers, which are arranged alternately, and each of the plurality of solar cells of the first solar cell unit and the second solar cell unit includes a first electrode disposed on one side thereof and a second electrode disposed on an opposite side thereof, whereby a visibility, by which the light passes through the solar cell module, is increased by including the plurality of solar cells and the plurality of condensing layers, through which a visual ray may pass.
Obscuring, color matching, and camouflaging solar panels
A solar panel includes a plurality of photovoltaic cells embedded in a layer of encapsulant. A textured and/or colored layer is positioned on a back side of the layer of encapsulant. The textured and/or colored layer matches a color and/or texture of the plurality of photovoltaic cells. A top layer is positioned on a front side of the layer of encapsulant.
Obscuring, color matching, and camouflaging solar panels
A solar panel includes a plurality of photovoltaic cells embedded in a layer of encapsulant. A textured and/or colored layer is positioned on a back side of the layer of encapsulant. The textured and/or colored layer matches a color and/or texture of the plurality of photovoltaic cells. A top layer is positioned on a front side of the layer of encapsulant.
Semitransparent thin-film solar module
A thin-film solar module with a substrate and a layer structure applied thereon comprising a rear electrode layer, a front electrode layer, and an absorber layer arranged between the back electrode layer and the front electrode layer. Serially connected solar cells are formed in the layer region by patterning zones, having a rear electrode layer section. The layer region has at least one linear decoating region. The decoating region has an alternating sequence of optically transparent zones and electrode zones. The optically transparent zones are rear-electrode-layer-free and the electrode zones are absorber-layer-free and have a rear electrode layer section. The rear-electrode-layer-sections of at least one pair made up of one solar cell of one solar cell string and one solar cell of the other solar cell string are areally connected to one another by the rear-electrode-layer-section of at least one electrode zone.
Semitransparent thin-film solar module
A thin-film solar module with a substrate and a layer structure applied thereon comprising a rear electrode layer, a front electrode layer, and an absorber layer arranged between the back electrode layer and the front electrode layer. Serially connected solar cells are formed in the layer region by patterning zones, having a rear electrode layer section. The layer region has at least one linear decoating region. The decoating region has an alternating sequence of optically transparent zones and electrode zones. The optically transparent zones are rear-electrode-layer-free and the electrode zones are absorber-layer-free and have a rear electrode layer section. The rear-electrode-layer-sections of at least one pair made up of one solar cell of one solar cell string and one solar cell of the other solar cell string are areally connected to one another by the rear-electrode-layer-section of at least one electrode zone.
Photovoltaic device and method of manufacturing the same
A photovoltaic device (10) is provided that comprises serially arranged photovoltaic device cells (10A, 10B). Each cell having a transparent electrode layer region electrical conductors (121A, . . . , 124A) forming an electric contact with the transparent electrode layer region, a photo-voltaic stack portion (14A, 14B) that extends over the transparent electrode region (11A, 11B) and over an insulated portion of the electrical conductors, a further electrode region (15A, 5B) that extends over the photovoltaic stack portion (14A,14B). A further electrode region (15A) of a photovoltaic device cell (10A) extends over electric contacts formed by exposed ends (12B1) of the electrical conductors of a subsequent photovoltaic device cell (10B).
Photovoltaic device and method of manufacturing the same
A photovoltaic device (10) is provided that comprises serially arranged photovoltaic device cells (10A, 10B). Each cell having a transparent electrode layer region electrical conductors (121A, . . . , 124A) forming an electric contact with the transparent electrode layer region, a photo-voltaic stack portion (14A, 14B) that extends over the transparent electrode region (11A, 11B) and over an insulated portion of the electrical conductors, a further electrode region (15A, 5B) that extends over the photovoltaic stack portion (14A,14B). A further electrode region (15A) of a photovoltaic device cell (10A) extends over electric contacts formed by exposed ends (12B1) of the electrical conductors of a subsequent photovoltaic device cell (10B).
Photoelectric conversion element and method of manufacturing thereof
A photoelectric conversion element includes: a first photoelectric conversion layer including: a bottom electrode; a photoelectric conversion layer; and a top electrode; and a second photoelectric conversion part including: a bottom electrode; a photoelectric conversion part; and a top electrode. A conductive layer is formed on the bottom electrode. The top electrode and the bottom electrode are electrically connected by a conductive portion and the conductive layer. The conductive portion is formed of a part of the top electrode filled in a first groove that makes a surface of the conductive layer exposed and separates a photoelectric conversion layer and a photoelectric conversion layer from each other. The top electrodes are physically separated by a second groove provided to make a step surface of a stepped portion provided in the photoelectric conversion layer exposed and have a bottom surface thereof overlap the surface of the conductive layer.