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13,576 items
patent · · added 2 months ago
A method of and a solution for making a highly porous optical antireflection coating of a selectively designed index of refraction, by applying a colloidal dispersion derived from...
patent · · added 2 months ago
In order to provide a trough-shaped collector for radiation, in particular for solar radiation, comprising a trough-shaped mirror extending in longitudinal direction and reflecting...
patent · · added 2 months ago
Control of a heliostat field (1) in a solar energy plant is provided with a system (6) which controls the alignment of heliostat mirrors (2) in a controlled area of the heliostat f...
patent · · added 2 months ago
A solar collector including a plate disposed in a bottom portion of a housing, one or more tubes disposed above the plate for accommodating water, and one or more reflecting surfac...
patent · · added 2 months ago
A solar energy collector system which includes n groups (13, 14) of arrayed reflectors (15) and n 1 target receiver systems (10, 11, 12) which present absorbing surfaces to solar r...
patent · · added 2 months ago
A plurality of heat pipes in a shell receive concentrated solar energy and transfer the energy to a heat activated system. To provide for even distribution of the energy despite un...
patent · · added 2 months ago
A solar tracking control system selectively energizes and deenergizes a motor. The motor causes a rotatable shaft supported on a base and situated parallel to the earth's axis of r...
patent · · added 2 months ago
The cell for continuous electrolytic deposition treatment of bars or the like according to the invention comprises a closed vessel containing at least one tubular anode through whi...
patent · · added 2 months ago
Cost and weight of a heat transfer structure for a space vehicle can be reduced by an arrangement of redundant channels for the flow of coolant to heat radiating panels, micrometer...
patent · · added 2 months ago
A power system heat source applicable to spacecraft and the like is realized in a combination of an integrated solar absorber-thermal storage assembly 10 and a solar energy focusin...
patent · · added 2 months ago
The solar mirror apparatus has an elongate support frame on which resiliently flexible sheet metal mirrors (15) are secured in a parabolically curved arrangement, with an elongate...
patent · · added 2 months ago
A method and a device for controlling and/or regulating the idling speed of an internal combustion engine is suggested, wherein changes of the operating condition of the internal c...
patent · · added 2 months ago
A solar collector of the non-tracking fluid circulating type which is formed of light weight materials and comprises a frame supporting fluid circulating tubes having a light absor...
patent · · added 2 months ago
For the tracking control of a reflector focusing the solar radiation on an absorber corresponding to the apparent movement of the sun, an adjusting mechanism of the reflector is dr...
patent · · added 2 months ago
Solar cells having a semiconductor body composed of amorphous silicon which is deposited on a substrate coated with aluminum at least on one of its surfaces, with a diffusion barri...
patent · · added 2 months ago
Radiant energy such as solar energy is utilized to form a vapor from a liquid state of a material. Concentrated radiant energy is directed through a liquid lens to a target for abs...
patent · · added 2 months ago
A composite mirror panel comprises a front flexible vitreous sheet 1 whose rear face is provided with a reflective coating 2 to form a mirror 3. A flexible waterproof backing sheet...
patent · · added 2 months ago
This collector comprises a reflector (1) formed by a plurality of reflecting elements (6) engaged between consecutive frames (2). Each of the frames is formed by two members (7) mo...
patent · · added 2 months ago
A solar energy concentrator system having a plurality of concentrator arrays with each of the arrays being made up of a plurality of adjacent longitudinally extending concentrator...
patent · · added 2 months ago
A horizontal in-ground heat exchanger is disclosed which comprises an input line, a return line and a plurality of heat exchanger pipes connected between the input and return lines...
patent · · added 2 months ago
A solar reflector panel includes a glass reflector element held by a thermoset plastic backing. The backing is molded around the reflector element to provide lips to lock the eleme...
patent · · added 2 months ago
A black chrome electrolyte for the formation of selective layers for solar collectors electrolyte comprising chromium trioxide (CrO 3 ), fluorosilic acid (H 2 SiF 6 ) as a catalyst...
patent · · added 2 months ago
A heating system utilizing solar panels and buried ground conduits to collect and store heat which is delivered to a heat-pump heat exchanger. A heat-distribution fluid continuousl...
patent · · added 2 months ago
A focusing multi-point high-concentrator optical system is disclosed. The system is useful for concentrating energy such as solar radiation for use in solar energy conversion syste...
patent · · added 2 months ago
The invention relates to a support for a solar receiver element which is adapted to carry the element and accommodate cyclical thermal expansion and contraction by use of roller be...
patent · · added 2 months ago
A storage system for heat and cold exchange with a fluid from a solar collector. The system comprises a large block of earth material which is defined at its outer perimeter by a t...
patent · · added 2 months ago
An underground heat accumulator of the low temperature type for storing solar energy from a solar collector (8) by means of a plurality of buried double pipes with an outer pipe (3...
patent · · added 2 months ago
A solar energy concentrator comprises an elongated, linear collector for receiving concentrated solar energy, mounted to extend longitudinally in an East-West direction and spaced...
patent · · added 2 months ago
A highly efficient, open-ended solar energy receiver is disclosed having a porous element through which air passes and a conventional heat exchanger positioned above and immediatel...
patent · · added 2 months ago
A solar energy collector and converter, carousel mounted rack comprising a plurality of elongated reflectors mounted for arcuate movement on a platform and mounted for further arcu...
