An embodiment of the present disclosure provides an encapsulant film and a manufacturing method thereof, and a solar cell module and a manufacturing method thereof. the encapsulant film is configured for a solar cell module, the solar cell module includes a plurality of welding strips, the encapsulant film includes a first region, an orthogonal projection of the first region on a surface where the solar cell module is located overlaps at least partially an orthogonal projection of at least one of the plurality of welding strips, and a film thickness of the first region is different from a film thickness of an other region of the encapsulant film. The solar cell module using the encapsulant film can reduce the amount of encapsulant used and fully protect the welding strip.

One embodiment can provide a photovoltaic roof tile module. The photovoltaic roof tile module can include a front encapsulant layer and a back encapsulant layer where both the front and back encapsulant layers include different pigments. The front encapsulant layer can include a small amount of pigment that absorbs and scatters particular frequencies of visible light to give the photovoltaic roof tile a desired color. The small amount of pigment does not absorb or scatter a significant amount of infrared light. Two or more photovoltaic roof tiles can be combined to form a photovoltaic module. The two or more photovoltaic roof tiles can have different concentrations of pigment in the front encapsulant layer to give the photovoltaic module a small amount of color variation.

Provided in the present application is a manufacturing method for a flexible photovoltaic assembly comprising: 1) connecting cells in series to form a cell string; 2) connecting the cell strings in series and/or in parallel to form a cell layer, wherein a gap is present between adjacent cell strings; 3) sequentially stacking a front panel material layer, a front packaging material layer, the cell layer, a back packaging material layer, and a back panel material layer, and performing lamination to obtain a laminated member; 4) performing punching on the laminated member to remove the material layers that are located in the gap to obtain a photovoltaic assembly, the photovoltaic assembly comprising photovoltaic assembly units, and the photovoltaic assembly units are electrically connected by the electrical connection material; and 5) sequentially stacking a composite material layer, the photovoltaic assembly, a flexible substrate layer, performing lamination to obtain a flexible photovoltaic assembly.

A method for manufacturing a solar cell comprising forming a series of transparent electrode layer material films on electroconductive semiconductor layers on the reverse surface side of a substrate; forming metal electrode layers on the transparent electrode layer material films; forming insulation layers covering the entirety of the metal electrode layers except for a first non-insulation region, and insulation layers covering the entirety of the metal electrode layers excluding a second non-insulation region; and forming patterned transparent electrode layers and leaving the insulation layers using an etching technique in which the insulation layers are masks. In the insulation layer formation, the first non-insulation region positioned on a first straight line extending in a first direction is formed in the insulation layers, and the second non-insulation region positioned on a second straight line, different from the first straight line, extending in the first direction is formed in the insulation layers.

The present disclosure provides interconnect elements and methods of using interconnect elements. In one embodiment, the interconnect element includes: a first end including at least three members, each member having a pair of parallel gap weld positions for mounting an adjoining first component; a second opposing end including at least two members, each member having a pair of parallel gap weld positions for mounting an adjoining second component; and one or more interconnect connecting portions to attach the first end of the interconnect element to the second end of the interconnect element.

A flexible and mechanically-resilient Photovoltaic (PV) cell is formed of a single semiconductor wafer. It includes non-transcending craters or bling gaps, that penetrate upwardly from a dark-side surface towards a sunny-side surface but do not reach the sunny-side surface. The craters segment the wafer into miniature sub-regions, and provide mechanical resilience and mechanical shock absorption. A set of conducting wires are located on each side of the PV cell; one set collects the negative electric charge, and the other set collects the positive electric charge. The conducting wires are embedded in an adhesive transparent flexible plastic foil. Optionally, a bi-facial PV cell is similarly provided, as well as methods and systems for producing such PV cells.

A solar module includes a laminate structure having at least two solar cells. Each of the solar cells has an individual reinforcement laminated to one face of each of the solar cells. The solar cells are spaced apart from each other and the individual reinforcements are spaced apart from each other such that a gap is defined between each of the solar cells. The solar module includes flexible conductors that extend through the gap between the solar cells and electrically connect the solar cells to each other.

A conductive composite panel includes a conductive connection layer and a base layer made of a thermoplastic material, and the conductive connection layer is embedded in the base layer made of the thermoplastic material; and the conductive connection layer includes a plurality of conductive metal wires and a bus bar connected to the conductive metal wires, and the conductive metal wires are configured for being electrically connected to a back electrode of a back-contact solar-cell sheet. The conductive composite panel provided by the application has simple structure and low cost; and is easily cut into various sizes and shapes, is convenient for use in combination with various back panels, and has flexible application scenarios; when configured for connection with the back-contact solar cell, the conductive composite panel has the advantages of being highly efficient, resistant to hidden cracks, and capable of achieving thin cells.

A solar cell module comprising a plurality of solar cells mounted on a flexible support, the support comprising a conductive layer on the top surface thereof divided into two electrically isolated portions—a first conductive portion and a second conductive portion. Each solar cell comprises a front surface, a rear surface, and a first contact on the rear surface and a second contact on the front surface. Each one of the plurality of solar cells is placed on the first conductive portion with the first contact electrically connected to the first conductive portion so that the solar cells are connected through the first conductive portion. A second contact of each solar cell is then connected to the second conductive portion by a respective interconnect.

A processing device for forming connection conductors for semiconductor components, in particular for producing a periodic structure, which device includes a forming unit for forming at least one connection conductor. The processing device has an advancing unit which is designed to move the connection conductors and the forming unit relative to one another in a direction of advance, and the forming unit has at least one step element, at least one forming element which can be moved relative to the step element, and a forming-element moving unit for moving the forming element relative to the stop element, the forming element, stop element and forming-element moving unit being designed to cooperate such that the connection conductor can be bent by moving the forming element between the stop element and the forming element by the forming-element moving unit. A method for forming connection conductors for semiconductor components is also provided.