Abstract: An energy collector is disclosed. The energy collector contains an absorber and a working fluid. The working fluid is held in a state of two-phase equilibrium to minimize sensible heating and thus heat losses to the environment. The energy collector may be held under a vacuum to further prevent heat losses to the ambient environment. One or more energy collectors may be connected to other energy collectors, end uses, or thermal energy storage.

Abstract: A structure for a multi-story building comprises a first passageway constructed internally within a building being configured with a mount for a ducted condenser unit (DCU) of a split type, unitary air conditioning system to achieve a desired level of condenser based heat dissipation and with a plurality of penetrations to accommodate a conduit through which refrigerant circulates between inside and outside units of the air conditioning system; and a second passageway constructed internally within the building for receiving air discharged from the DCU the second passageway terminating at an opening of the building through which the discharged air is exhausted to the atmosphere. The passageways have walls that are essentially closed, with the exception of the wall that is formed with an opening through which the discharged air flows. One or both of the first and second passageways upwardly extends across at least two stories of the building.

Abstract: A solar heat receiver includes a casing having an aperture, and a piping system provided in the casing and discharging a heat medium, which is sent from a fluid supply source, to a fluid supply destination after the heat medium is heated by the solar light. The piping system includes: heat receiver tubes that heat the heat medium flowing therein; an inlet header tube that distributes the heat medium, which is introduced from the fluid supply source, to each of the heat receiver tubes, and an outlet header tube that collects the heat medium passing through each of the heat receiver tubes, and leads the heat medium to the fluid supply destination. The inlet header tube and the outlet header tube have a larger inner diameter than each of the heat receiver tubes.

Abstract: The present application relates to a solar array field (100) having an improved configuration, comprising a plurality of vacuum solar thermal panel (1) and a hydraulic circuit (10) for circulating a heat transfer fluid, said hydraulic circuit (10) comprising at least one circulation path (13, 14, 15, 16) connecting a low-temperature inlet (11) to a high-temperature outlet (12), said circulation path (13, 14, 15, 16) comprising a forward portion (15) successively traversing a plurality of vacuum solar thermal panels (1); said circulation path (13, 14, 15, 16) further comprising a return portion (16) connected downstream to said forward portion (15), said return portion (16) traversing the same vacuum solar thermal panels (1) in reverse order.

Abstract: A facade element for heat-insulation purposes has at least two parallel panels (101, 102), a cavity (103), which is formed between these two panels (101, 102) and has fluid flowing through it, and at least one inlet (13), for feeding a radiation-absorbing fluid, and at least one outlet (13?), for discharging the fluid. The inlet (13) is arranged on a first side of the panels (101, 102) and the outlet (13?) is arranged on an opposite, second side of the panels (101, 102). The at least one inlet (13) and the cavity (103) have arranged between them a first flow distributor (14), which extends for distribution along the length of the first side. This facade element makes straightforward and cost-effective industrial production possible.

Abstract: An air heating system is for use with a mechanism for flowing air. The system includes a plenum and a solar absorber. The solar absorber defines a first boundary of the plenum. The solar absorber is permeable to air. The mechanism for flowing air is for pulling air into the plenum through the permeable solar absorber. The plenum has an axial direction, wherein along a cross section of said plenum normal to the axial direction the permeable absorber has an average shape that is substantially convex when the permeable absorber is viewed from outside of the plenum.

Abstract: A tubular heat-absorbing element partly enclosed in an insulating layer or jacket, has absorbing surface that is accessible to solar radiation. The thermal insulation is designed to provide entry to solar radiation by way of a cavity. The absorbing surface can be substantially planar.

Abstract: Thermal solar energy collector, in which a solar radiation absorption panel, inside which the heat-conducting fluid flows, is situated inside a parallelepipedal box, with an opening having a transparent cover at the front, which may be doubled so as to leave an atmospheric space in the middle. The rear wall of the box has a system of seals and reservoirs which are inset in the wall so that they accommodate the expansion and contraction of vertical tubes of the panel and horizontal connections by means of gentle changes in curvature of the tube bends and slight rotations of the reservoirs, with the addition of a system for filling the box with an inert gas, the pressure of which may be chosen from a range of between a thousandth of an atmosphere and one atmosphere, there being provided for this purpose an external gas circuit, with low- and high-pressure tanks, an intermediate compressor.

Abstract: The present disclosure relates to an energy supplying device intended to be used for energy collecting, energy transfer and energy release, but also for cooling and storing of energy, said energy supplying device (1) consists of at least three elongated profiles (3), which comprise a number of walls (2?, 2?) delimiting in the same elongated cavities (2), produced by extruding in a direction of extrusion (4) by aid of a tool, said cavities (2) provide space for a medium (5) such as gas or liquid to circulate or to be stored in said cavities (2) or a hose or a tube (9) located in these.

Abstract: A solar collector includes a first header, a second header and one or more riser tubes that connect the first header and second header. The solar collector is mounted to a surface, e.g., a roof, such that the headers are substantially parallel to a horizontal axis. The first header is curved so as to define a low point that facilitates drainage of liquid from the solar collector.

Abstract: A method for the production of an absorber plate for solar collectors from a strip of metal, in particular of aluminum or an aluminum alloy, includes coating the strip using a coil coating process with a highly selective coating, which has very good absorptive properties for sunlight and ensures very little heat emission.

Abstract: A solar energy collecting system and method suitable for hot water generation using solar energy. The system includes multiport tubes between inlet and outlet manifolds. The tubes are formed of a metallic material, each tube has oppositely-disposed first and second flat surfaces between lateral edges thereof, longitudinally-opposed first and second ends, and multiple fluid channels between the first and second ends that are in fluidic parallel to each other. The inlet and outlet manifolds are coupled to the first and second ends of the tubes so that chambers within the inlet and outlet manifolds are fluidically connected to the fluid channels of the multiport tubes. During operation of the system, a fluid flowing through the fluid channels of the tubes is heated by direct solar radiation impinging the first flat surfaces of the tubes and optionally by reflected solar radiation impinging the second flat surfaces of the tubes.

Abstract: A solar cell collector unit that materially contributes to a more efficient use and conservation of green energy includes a first metal sheet having alternating corrugated crest and valley portions on an upper surface and alternating open channels on an under surface and having a first dimension with a first peripheral edge about its entire perimeter. A second substantially flat metal sheet having a second dimension with a second peripheral edge about its entire perimeter and less than the first dimension. The first and second metal sheets overlie one another with flattened copper tubing disposed within the open channels and sandwiched there between, while crimping and folding the first peripheral edge over the second peripheral edge to form nested protuberances about its perimeter to provide stiffness and rigidity there about and forming a low cost single solar cell unit.

Abstract: This invention provides a solar fluid heating assembly that generally increases efficiency by reflecting the sun's energy onto heat generating surfaces that face away from the sun. It also provides an aesthetic structure that is readily installed in a variety of outdoor settings and can be used as a boundary fence in certain applications. In an illustrative embodiment, the solar heater comprises one or more conduits and a reflective mechanism, such that in use, heat energy falls onto a front surface of the conduit, thereby heating water or another fluid within the conduit, and heat energy is reflected by the reflective mechanism onto another surface of the conduit, thereby further heating the fluid within the conduit.

Abstract: A solar cell collector unit that materially contributes to a more efficient use and conservation of green energy includes a first metal sheet having alternating corrugated crest and valley portions on an upper surface and alternating open channels on an under surface and having a first dimension with a first peripheral edge about its entire perimeter. A second substantially flat metal sheet having a second dimension with a second peripheral edge about its entire perimeter and less than the first dimension. The first and second metal sheets overlie one another with flattened copper tubing disposed within the open channels and sandwiched there between, while crimping and folding the first peripheral edge over the second peripheral edge to form nested protuberances about its perimeter to provide stiffness and rigidity there about and forming a low cost single solar cell unit.

Abstract: Various embodiments of a fluid displacement system are disclosed. The system may include a reservoir containing a fluid in a liquid state and a first chamber hydraulically connected to the reservoir to receive the fluid from the reservoir. The first chamber may be configured to receive solar energy and configured to convert the received solar energy to vaporize the fluid. The system may also include a second chamber hydraulically connected to the first chamber to receive the vaporized fluid from the first chamber. The second chamber may be configured to condense the vaporized fluid, causing depressurization in the second chamber. The system may also include a hydraulic connection between the second chamber and a source of fluid to be displaced. The system may be configured such that the depressurization of the second chamber may cause fluid in the source of fluid to be displaced through the hydraulic connection.

Abstract: A solar air conditioner includes an inlet assembly (20), an outlet assembly (30), a solar collector assembly (10), and a plurality of connecting assemblies (14) connecting the solar collectors, and the inlet and the outlet assemblies together. The solar collector assembly includes a plurality of solar collectors (12). Each of the solar collectors has a bottom plate (124), a heat-absorbing unit (123) mounted on the bottom plate, and a transparent panel (121) positioned on the heat-absorbing unit. The heat-absorbing unit divides an inner space of the solar collector into an upper heat-storage cavity (125) and a lower heat-absorbing cavity (125). The inlet and outlet assemblies seal two ends of the upper heat-storage cavity and communicate with two ends of the lower heat-absorbing cavity.

Abstract: The present invention relates to a sun collector comprising a flat absorber body (1) on or in which one or more absorber channels (17) for the flow of a heat transfer medium are configured. In areas which are not occupied by the one or more absorber channels (17), the absorber body (1) of the present sun collector has penetrable openings (4, 10, 13) for sunlight to pass through. The sun collector therefore provides the double function of a sun collector with a partially transparent sun protection device.

Abstract: Solar thermal collector body in the form of an integrally extruded or continuously cast panel including as an integral part of its cross-sectional profile a tubular hollow body adapted for the flow therethrough of a flowable heat carrier medium, including ends which permit the inflow of cold heat carrier medium and the withdrawal of the heated heat carrier medium respectively. The hollow body (1) is used as part of a solar collector Solar thermal collector including a collector box having a bottom area and side walls (13) and optionally a cover (16) allowing the entry of solar radiation into the box and forming a barrier against the escape of thermal radiation from inside the box wherein in a space above the bottom surface one or more thermal collector bodies (1) adapted for the through flow of a flowable, solar heat absorbing heat carrier medium is accommodated and is connected or connectable to feed and withdrawal ducts respectively for the heat carrier medium.

Abstract: A solar energy collecting device includes a housing confining a receiving space and formed with an opening for access into the receiving space. The housing has a transparent side wall. A thermal conductor has a heat-absorbing portion disposed in the receiving space of the housing, and a heat-radiating portion extending out of the receiving space via the opening. The thermal conductor includes a hollow heat-conducting member that defines a sealed chamber therein and that is formed with a thermal conductor layer in the chamber. The heat-absorbing portion absorbs solar energy when the housing is irradiated by solar radiation, and transmits the solar energy to the heat-radiating portion.

Abstract: A coolant sealing structure for a solar cell of which the sealing property is maintained with high reliability in use for a long period. A solar cell has its light receiving surface and a reinforced portion formed around the fringe portion of the light receiving surface. The plate member is joined with the top of the reinforced portion by means of an anode joint process. A transparent member is joined with the plate member to form a coolant passage. This structure allows the solar cell to be directly cooled with the coolant flowing through the coolant passage. Since the solar cell is joined with the plate member, separation does not occur at the joined portion under repeated temperature changes. The coolant sealing structure can be used with high reliability for a long period.

Abstract: A solar collector consists of extruded hollow metal sections in two layers joined together by parallel longitudinal webs, in which the open ends of the hollow sections are connected together in such a way that the heat carrier flows sinuously through said sections.

Abstract: A temperature control system, including a closed refrigerant circuit having an evaporator unit for absorbing heat via the refrigerant, thereby evaporating it, a compressor unit with a mechanical compressor for increasing the pressure of the refrigerant and a thermal collector for using an external heat source to increase the temperature of refrigerant within the circuit, and a condenser unit for rejecting heat from the refrigerant, liquefying it.