A tile hook and flashing assembly having: (a) a lower flashing; (b) an upper flashing; (c) a tile hook; and (d) a seal wherein tile hook extends through an aperture passing between overlapping portions of the upper and lower flashings and wherein the seal extends across the aperture and seals around the tile hook...

One embodiment of the present invention provides a solar module. The solar module includes a front side cover a back side cover and a plurality of solar cells situated between the front and back side covers. A respective solar cell includes a multi layer semiconductor structure a front side electrode situated ab...

A method of configuring an installed energy harvesting device to comply with a local grid connection standard is provided. The method identifies a local grid connection standard for an energy harvesting device that has been installed in a physical installation. The method then configures the energy harvesting device...

Some embodiments of the invention provide a method for balancing the power output to each phase of a set of micro inverters. The method of some embodiments is performed by a gateway which receives output messages from a plurality of micro inverters. The gateway identifies the phase of each micro inverter and calcula...

A clamping system for securing the corners of four photovoltaic modules to a carport purlin the clamping system having upper and lower body portions with a size adjustable gap to receive the purlin therein and a pair of rotating connectors at opposite ends of the clamp assembly each rotating connector having arms ex...

A mounting system for solar modules in which a mounting beam has its opposite ends bent downwardly to form a first and second leg that hold photovoltaic modules at an angle to a flat roof wherein the first and second legs are screw fastened into a rafter and the bottom ends of the first and second legs are placed in...

A solar cell with an interdigitated back contact is provided. The solar cell can include a crystalline silicon base layer and an electron collector region on a back side of the base layer. The electron collector region can include a first conductive oxide material electrically coupled to the base layer. The solar ce...