Abstract: A string of shingled solar cells is disclosed. The string of shingled solar cells has flexible joints connecting the solar cells made from cured liquid polymeric adhesive. An electrically conductive interconnect passes through the flexible joint. The string of shingled solar cells also has interconnect reinforcements made from cured liquid polymeric adhesive to improve interconnect adhesion to the front surface of the solar cells.

Abstract: A bifacial solar module is described. The bifacial module has a laminate with a sun-facing glass layer and a backside glass layer, and two backrails attached to the backside glass layer for structural support. The bifacial module has an array of solar cells within a laminate, and the laminate has exterior edges that are not in contact with a frame structure or clamps. Two bifacial modules may be combined in a space-saving solar panel packaging arrangement. Also described is a solar panel assembly, which includes a mounting system configured to attach the bifacial module to a torque tube of a tracking system.

Abstract: Strings of solar cells having laser assisted metallization conductive contact structures, and their methods of manufacture, are described. For example, a solar cell string includes a first solar cell having a front side and a back side, and one or more laser assisted metallization conductive contact structures electrically connecting a first metal foil to the back side of the first solar cell. The solar cell string also includes a second solar cell having a front side and a back side, and one or more laser assisted metallization conductive contact structures electrically connecting a second metal foil to the back side of the second solar cell. The solar cell string also includes a conductive interconnect coupling the first and second solar cells, the conductive interconnect including a strain relief feature.

Abstract: A wire bonding system attaches wires to a solar cell wafer. The wire bonding system includes a feed tube through which a wire is drawn. Rollers contact the wire through openings in the feed tube to facilitate movement of the wire. The wire bonding system includes a soldering heater tip and a wire cutter. The solar cell wafer is placed on a platform, which moves the solar cell wafer. The system has multiple lanes for attaching multiple wires to the solar cell wafer at the same time in parallel operations.

Abstract: A high efficiency configuration for a solar cell module comprises solar cells conductively bonded to each other 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.

Abstract: A packaging piece is disclosed. The packaging piece includes a first side that includes a first module frame interlocking structure configured to snap fit to a drainage hole of a module frame in a first orientation and to extend toward a glass surface of a module in a second orientation. The packaging piece also includes a second side that includes: a second module frame interlocking structure configured to extend toward the glass surface of the module in the first orientation and to snap fit to the drainage hole of the module frame in the second orientation.

Abstract: A string of shingled solar cells is disclosed. The string of shingled solar cells has flexible joints connecting the solar cells made from cured liquid polymeric adhesive. An electrically conductive interconnect passes through the flexible joint. The string of shingled solar cells also has interconnect reinforcements made from cured liquid polymeric adhesive to improve interconnect adhesion to the front surface of the solar cells.

Abstract: A solar module includes solar cells that are encapsulated. A back layer is disposed towards back sides of the solar cells and a transparent layer is disposed towards front sides of the solar cells. A protection coating is formed on a surface of the solar cells. The protection coating can be continuous or have a pattern with cutouts that expose the surface of the solar cells.

Abstract: Strings of solar cells having laser assisted metallization conductive contact structures, and their methods of manufacture, are described. For example, a solar cell string includes a first solar cell having a front side and a back side, and one or more laser assisted metallization conductive contact structures electrically connecting a first metal foil to the back side of the first solar cell. The solar cell string also includes a second solar cell having a front side and a back side, and one or more laser assisted metallization conductive contact structures electrically connecting a second metal foil to the back side of the second solar cell. The solar cell string also includes a conductive interconnect coupling the first and second solar cells, the conductive interconnect including a strain relief feature.

Abstract: A solar module includes at least one first solar cell and at least one second solar cell, each solar cell including a top side and bottom side, a bus bar, and a plurality of wires, disposed on the top side, extending from and electrically connected to the bus bar. The first solar cell overlaps a region of the second solar cell to electrically connect to the second solar cell and to form a shingled arrangement, and in the second solar cell, the plurality of wires connect to the bus bar outside of the region in which the first solar cell overlaps the second solar cell. A method of manufacturing a solar module includes shingling solar cells using ECA to make a hybrid dense solar cell string that includes at least two hybrid dense solar cells in a shingled arrangement.

Abstract: Photovoltaic (PV) laminates employ single polymer composites (SPCs). The SPCs may be located at various locations of the PV laminate. These locations may include being positioned as an entire back-sheet of the PV laminate as well as, as a portion of a back-sheet or other layer of the PV laminate. The SPCs may be positioned and configured in the PV laminate so as to reduce tensile and compressive forces developed on PV cells from live normal loads or other live loads or dead loads experienced by the PV laminate. The SPCs can serve to reduce the weight of a PV laminate as well as to assist in having PV cells lie along the neutral axis of the PV laminate.

Abstract: A string of solar cells is disclosed. The sides of the solar cells have a corrugated shape which forms an opening when the solar cells are arranged in a shingled manner. The solar cells are electrically connected in series by a ribbon that passes through the opening. A wire mesh used to decrease solar cell resistance is also disclosed.

Abstract: A solar module includes solar cells that are encapsulated. A back layer is disposed towards back sides of the solar cells and a transparent layer is disposed towards front sides of the solar cells. A protection coating is formed on a surface of the solar cells. The protection coating can be continuous or have a pattern with cutouts that expose the surface of the solar cells.

Abstract: A high efficiency configuration for a solar cell module comprises solar cells arranged in an overlapping shingled manner and methods for assembling solar cells in a shingled manner. Solar cells in the module are electrically connected in series by front side ribbons and separate rear side ribbons. The front-side ribbons have a smaller cross-sectional width while the rear-side ribbons are thinner and wider.

Abstract: A wire bonding system attaches wires to a solar cell wafer. The wire bonding system includes a feed tube through which a wire is drawn. Rollers contact the wire through openings in the feed tube to facilitate movement of the wire. The wire bonding system includes a soldering heater tip and a wire cutter. The solar cell wafer is placed on a platform, which moves the solar cell wafer. The system has multiple lanes for attaching multiple wires to the solar cell wafer at the same time in parallel operations.

Abstract: A high efficiency configuration for a solar cell module comprises solar cells conductively bonded to each other 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.

Abstract: A high efficiency configuration for a solar cell module comprises solar cells conductively bonded to each other 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.

Abstract: A high efficiency configuration for a solar cell module comprises solar cells arranged in an overlapping shingled manner and methods for assembling solar cells in a shingled manner. Solar cells in the module are electrically connected in series by front side ribbons and separate rear side ribbons. The front-side ribbons have a smaller cross-sectional width while the rear-side ribbons are thinner and wider.

Abstract: A wire bonding system attaches wires to a solar cell wafer. The wire bonding system includes a feed tube through which a wire is drawn. Rollers contact the wire through openings in the feed tube to facilitate movement of the wire. The wire bonding system includes a soldering heater tip and a wire cutter. The solar cell wafer is placed on a platform, which moves the solar cell wafer. The system has multiple lanes for attaching multiple wires to the solar cell wafer at the same time in parallel operations.

Abstract: A module clip piece for a module is disclosed. The module clip piece includes at least one protrusion configured to engage at least one groove of a first neighboring module clip piece. The at least one protrusion protrudes in a first direction. At least one groove is coupled to the at least one protrusion and is configured to engage at least one protrusion of a second neighboring module clip piece. The at least one groove extends in a second direction that is orthogonal to the first direction.