Disclosed is a photovoltaic cell including a first electrode and a second electrode having transparency and disposed facing each other, and a photovoltaic cell layer disposed between the first and second electrodes, and configured to produce electric energy by absorbing a part of incident light, wherein the photovoltaic cell layer includes a plurality of unit cells disposed in a specific distance from each other and formed with a plurality of slits for polarizing the incident light, and a transparent insulator disposed in the plurality of slits.

Disclosed is a photovoltaic cell including a first electrode and a second electrode having transparency and disposed facing each other, and a photovoltaic cell layer disposed between the first and second electrodes, and configured to produce electric energy by absorbing a part of incident light, wherein the photovoltaic cell layer includes a plurality of unit cells disposed in a specific distance from each other and formed with a plurality of slits for polarizing the incident light, and a transparent insulator disposed in the plurality of slits.

A photovoltaic (PV) Module can include a substantially transparent cover, first encapsulant, a solar cell and a second encapsulant. The second encapsulant can be configured to allow thermal communication between the solar cell and a heat sink. Various configurations and methods of making the same are presented.

A photovoltaic (PV) Module can include a substantially transparent cover, first encapsulant, a solar cell and a second encapsulant. The second encapsulant can be configured to allow thermal communication between the solar cell and a heat sink. Various configurations and methods of making the same are presented.

A solar power installation having cooled bifacial photovoltaic solar modules for converting solar energy into electrical and thermal energy. The installation comprises a bifacial photovoltaic (PV) module having a liquid cooling system, a panel including bifacial PV cells, and a flat mirror concentrator for concentrating light on the panel. The installation also comprises a heat exchanger; a solar tracking system; and a parabolic mirror concentrator. The liquid cooling system has a closed circulation circuit. A first circuit section has a passage located over surfaces of the panel with the bifacial PV cells for cooling the surfaces of the panel. A second circuit section is located such that coolant passes through a focus of the parabolic mirror concentrator for additional heating of the coolant passing therein prior to entering the heat exchanger.

A complex energy generation device includes: a heat storage tube having an inlet portion into which heat medium oil flows, and an outlet portion from which the heat medium oil is discharged, the heat storage tube having a slit; a heat-exchange plate having a plurality of insertion holes formed on a lower surface thereof along a longitudinal direction thereof; a plurality of solar modules each including a solar panel having a plurality of solar cells on a front surface of the solar panel, and a heat-exchange panel laminated on a rear surface of the solar panel; and a plurality of heat collection modules each including a heat-exchange block and a heat collection tube.

The present disclosure is a composite phase change material and its method of preparation thereof. The composite phase change material includes a phase change material present in an amount of 50%-80% by weight. The composite phase change material further includes a thermally conductive material present in an amount of 10%-30% by weight. The composite phase change material further includes a flame retardant present in an amount of 0%-10% by weight. The composite phase change material further includes a polymer present in an amount of 0%-15% by weight.

The heat exchanger for photovoltaic (PV) panels is a heat exchanger that maintains a uniform temperature for cooling PV modules. The heat exchanger is a box-shaped enclosure attached to the rear face of the PV panel. The enclosure has an inlet end, an outlet end, and a plurality of parallel baffles disposed between the ends defining a plurality of channels dividing fluid flow through the enclosure into parallel paths. The spaces between the ends of the baffles and the inlet and outlet ends define an inlet header and an outlet header. In one embodiment, the fluid inlet and outlet are disposed in diagonally opposite corners of the disclosure, opening into triangular input and output headers. In another embodiment, the fluid inlet and outlet are centered at the ends of the enclosure, and the outlet header is V-shaped with the vertex extending into the enclosure along its centerline.

A device for concentration of solar radiation in an absorber, said device comprising an inflatable concentrator cushion having a cover film element with a light-permeable entry window for coupling in solar radiation and a reflector film for the concentration of solar radiation in an absorber, the reflector film sub-dividing the concentrator cushion into at least two hollow spaces and having a curvature in an inflated state. The device also comprises a pivoting apparatus, with which the concentrator cushion is pivotable, a retaining apparatus secured to the pivoting apparatus, and an adjusting device for adjusting the curvature of the reflector film. The retaining apparatus comprises a lower longitudinal member which is connected to a bottom film element of the concentrator cushion. The adjusting device comprises a tensioning element between the lower longitudinal member and the reflector film, said tensioning element being connected to the reflector film and to the lower longitudinal member.

A tilt adjustment system for a solar panel mountable to a vehicle surface has a first panel bracket defined by an upper flat section and a lower flat section. A first lift jack has a jacking head mounted to the upper flat section and a foot mountable to the vehicle surface. An upper face of the solar panel is positioned below a plane of the upper flat section of the first panel bracket. A second panel bracket is defined by an upper flat section and a lower flat section. A second lift jack has a jacking head mounted to the upper flat section and a foot mountable to the vehicle surface. The upper face of the solar panel is positioned below a plane of the upper flat section of the second panel bracket.