Abstract: An adsorption cooling system and cooling method as disclosed. An energy storage system is arranged to capture and store energy generated by the adsorption cooling system that is determined to be surplus to the energy needed to meet the current demands for cooling by the adsorption cooling system. The energy storage system is arranged to store said energy for subsequent use.

Abstract: A liquid circulation heating system performs air-heating by heating a liquid to produce a heated liquid and releasing heat of the heated liquid from a heating radiator. This liquid circulation heating system includes: a heat pump circuit for circulating a refrigerant, having a radiator for heating the liquid by radiating heat from the refrigerant; and a solar heating apparatus for heating the liquid by solar heat. In this liquid circulation heating system, a first passage passing through the radiator and a second passage passing through the solar heating apparatus are formed as passages through which the liquid flows to produce the heated liquid.

Abstract: A humidity control system for an enclosure includes a housing having a process air duct and a regeneration air duct, with return air from the enclosure and/or atmospheric air being supplied to the process air duct and atmospheric air being supplied to the regeneration duct. A desiccant wheel is rotatably mounted in the housing for rotation through the ducts for absorbing moisture in the process air duct and releasing moisture in the regeneration duct. A refrigeration system including a condenser coil in the regeneration duct upstream of the desiccant wheel is connected to a heat pump which includes a heat exchanger and a recirculating fluid loop connected between the condenser coil and the heat exchanger for transferring heat from the recirculating fluid loop to said reactivation airstream.

Abstract: A new and unique apparatus for extracting water out of humid air is disclosed. There is also disclosed utilization of the apparatus and method in a specific and unique design so as to establish building blocks in building construction in order to cool indoor air in spaces in which the designated building blocks are combined.

Abstract: It is an object of the present invention to provide a hot water supply device for a house capable of eliminating the necessity for installing a heat pump device or a hot water storage tank on a balcony.

Abstract: An automatic control system for a combustion gas refrigerator comprising a control module, a temperature sensing device and a thermoelectric couple, the thermoelectric couple is connected with the temperature sensing device and the thermoelectric couple, if the temperature inside the gas refrigerator does not reach a set temperature value, the combustion gas from a combustion unit is automatically ignited to generate heat to drive a cooling unit of the gas refrigerator that can thus keep its low temperature, and the combustion gas can be blocked automatically when in accident flame extinguishing of the combustion unit and in inability of keeping on igniting. One needs not to observe the burning state of the combustion unit when the refrigerator is in use; the present invention can automatically control the combustion unit without a manual adjustment, it is convenient and highly safe for use.

Abstract: This invention absorbs available heat from the flue gas of an existing building's heating system and heat from the sun. The heat is absorbed and stored in a heat-collecting sphere of special design. The absorbed heat collected in the sphere is transferred, by the conventional refrigeration cycle, to the heat exchanger located at the air inlet to the building heating system. The refrigerant liquid is sprayed into the collecting sphere, as it absorbs heat, it evaporates and changes into a gas. The refrigerant compressor transfers the gas from the heat-collector to the heat exchanger. The existing heater fan draws air across the heat exchanger finned coil removing heat from the refrigerant. The refrigerant gas gives up heat and is condensed. The heated air combines with the existing furnace air to heat the existing building. The refrigerant liquid from the heat exchanger is transferred to the heat-collecting sphere spray nozzles.

Abstract: The invention described herein represents a significant improvement in the efficiency of heating and cooling processes for applications such as buildings. The working fluid condensation process is time separated from the working fluid vaporization process. Work on the working fluid through a phase transformation is performed at a first time and the heating or cooling of a building through a reverse phase transformation is done at a second time. A storage medium is provided to store the capacity to heat or the capacity to cool in the form of the phase transformed working fluid stored at a positive or a negative pressure. Controlling logic calculates what the heating and cooling load will be in the future and when least expensive and most efficient operating times are forecasted to be. The compression or vacuum energy input phase of operation is be performed during the most optimal window as seldom as once per week while the application heating or cooling process is performed continuously as needed.

Abstract: A refrigeration-generation solar unit is provided for an air-conditioning system. The system includes a first heat exchanger comprising: absorption machine including a boiler and evaporator, the evaporator including at least a second heat exchanger, and the boiler including at least a third heat exchanger; a plurality of solar collectors; a first cooling fluid circuit between the first heat exchanger and the second heat exchanger; and a second heat-transfer fluid circuit between the third heat exchanger and the plurality of solar collectors. The second circuit includes a circulation pump supplying heat-transfer fluid to the plurality of solar collectors and a temperature sensor to measure the temperature of the heat-transfer fluid at the outlet of the plurality of solar collectors. The solar unit includes varies the operational delivery rate of the circulation pump according to the fluid temperature recorded by the temperature sensor at the outlet of the plurality of solar collectors.

Abstract: The invention concerns an absorption cooling system for a motor vehicle using water as coolant and an absorbent. Said system comprises a circuit designed to ensure circulation of the coolant, when the engine is stopped, from the evaporator (3) to the absorber (4) passing through the electromagnetic valve (10) through the continued operation of the evaporator pump (7) for a predetermined duration and through maintaining the electromagnetic valve (10) in open position after the engine has stopped for another predetermined duration before it is closed. The evaporator pump (7) is kept in operation upon closure of the electromagnetic valve (10) so as to allow the coolant to circulate in the circuit from the evaporator (3) to the boiler (1) passing through the exchanger (6). Said system enables, when the engine is stopped, the zones containing residual deposits of absorbent to be diluted thereby preventing crystallization of said residual deposits.

Abstract: An energy efficient distillation process in which the heat of evaporation is recovered as the heat of condensation and recycled by a Peltier heat pump to promote further evaporation.

Abstract: A solar powered system for providing heat, power and air condition. According to at least one aspect of the invention, there is described a system for using solar power and solar heat to heat a liquid that can be used to control heat, power, cooling, and humidity in a structure to provide an autonomous building that is independent of power grids. The solar system can utilize a desiccant cycle to cool liquid which can be used for air conditioning. An advanced recycling system can use water in stages (i.e., “gray water”) to efficiently use and recycle scarce water with a limited amount of power requirements.

Abstract: The present invention is drawn to a method for creating a refrigeration system comprising a piston device for the compressor and expander functions normally provided by a Carnot cycle. Solutions for modifying the overall system to utilize the pulsed nature of the piston action are provided.

Abstract: A method for providing climate control is disclosed herein. The method includes the step of circulating liquid desiccant in a first fluid circuit. The method also includes the step of disposing a dehumidifier along the first fluid circuit. The method also includes the step of disposing a regenerator along the first fluid circuit downstream of the dehumidifier. The method also includes the step of harnessing solar energy with at least one solar collector. The method also includes the step of circulating coolant in a second fluid circuit. The at least one solar collector and the regenerator are both disposed along the second fluid circuit whereby the coolant is heated during passage adjacent to the at least one solar collector and transfers thermal energy to the liquid desiccant during passage through the regenerator. The first and second fluid circuits are in parallel in the regenerator.

Abstract: The system for collecting and delivering heat energy with modular heating and cooling apparatus includes of at least one collecting body (20) of belt (94) or plate (95) construction with lateral tubing connection (31) installed within the exterior of the house (1) within the soil trench (3), where the lay-out of axes (98) of more than one soil trench (3) is radial and/or the lay-out of the axes (98) of the trenches (3) is parallel and/or trapezoidal, the system for collecting heat energy also includes the module of controlled ventilation of the house with a soil-air exchange (19), a module for collecting of solar radiation by collectors (6, 63, 7, 60), where the system for collecting and delivering heat energy includes at least one heat transfer body (70) of a belt (94) or plate (95) construction with lateral tubing connection (69) installed within the interior of the house (1) on the surface of the walls, ceiling, floors and/or within the sub-surface construction, where the equipment (2) is located outside a

Abstract: A solar-powered air conditioning system comprising an energy-storage medium made of a mixture of 5%-20% glycerin, 2.5%-10% alcohol and water in a thermally insulated container is disclosed. While frozen, the said energy storage medium becomes slurry of thin sheets of ice dispersed in liquid, which will not damage the container and the heat-exchange pipes. The system uses a solar photovoltaic panel to directly drive a vapor-compression refrigeration unit to freeze the said energy storage medium. A ventilation system forces air through a heat-exchange coil in the said energy-storage medium, to generate chilled air to cool the space. In the absence of sunlight, the energy-storage medium can keep frozen for days. With or without sunlight, the flowing air chilled by the frozen energy-storage medium continues to cool the room or the entire building.

Abstract: A solar-powered air conditioning system comprising an energy-storage medium of 5%-10% glycerin and 90%-95% water in a thermally insulated container, a solar photovoltaic panel, a vapor-compression refrigeration unit driven by a DC motor powered directly by the solar photovoltaic panel, a heat-exchange coil to cool a stream of air by the energy-storage medium, and a ventilation apparatus to circulate the cooled air. In the presence of sunlight, the electrical current generated by the solar panels drives the vapor-compression refrigeration unit to freeze the mixture of glycerin and water. In the absence of sunlight, the frozen mixture of glycerin and water keeps temperature low. The flowing air cooled by heat-exchange coils through the energy-storage medium circulates in the room or the entire building to keep the space cool.

Abstract: The invention relates to an arrangement that has an adsorption heat pump with at least one adsorber and at least one heat accumulator with the following features: heat at different temperature levels can be stored in the heat accumulator (2) simultaneously; adsorption heat released during the adsorption, which heat is not to be used for a later desorption, can be dissipated to a heat sink; adsorption heat that is to be used for the desorption can be stored in the heat accumulator at a temperature dependent on the adsorption temperature; desorption heat can be extracted at least in part from the heat accumulator at a desired temperature; a heat source, in particular a thermal solar collector is available, with which heat necessary for the desorption can be provided at a temperature level that is higher than the temperature levels achievable through previous desorption in the heat accumulator (2), and/or heat can be provided which is not available in the required quantity in the heat accumulator.

Abstract: A portable refrigeration unit is described. The unit has a body and a lid. The body has an outer housing and an insulated interior container that is thermally insulated from the outer housing. The insulated interior container has a bottom surface and at least one sidewall forming a cavity for receiving an article to be stored therein The lid has an outer surface and an inner surface and the lid is insulated. There is at least one solar collector on at least a portion of the outer surface of the lid. This solar collector provides electrical power to one or more cooling units and to one or more rechargeable batteries. The cooling units include an interior and an exterior heat sink, and an interior and exterior fan and an interior and exterior vent.

Abstract: An apparatus for cooling, comprising: a liquid pump for transport of fluid through a heating cycle, an external heat source for heating the fluid in the heating cycle, for example a solar heater directly connected to the heating cycle or connected through a heat exchanger, an expander with an expander inlet and an expander outlet, the expander inlet having a fluid connection to the external heat source for receiving fluid in the gas phase to drive the expander by expanding the fluid, a compressor with a compressor inlet and a compressor outlet, the compressor being driven by the expander for compressing working fluid from a low pressure compressor inlet gas to a high pressure compressor outlet gas, a first heat exchanger with a fluid connection to the compressor outlet and connected to the expander inlet for transfer of heat from the high pressure compressor outlet gas to the fluid in the heating cycle, a second heat exchanger with a condenser for condensing the working fluid from the expander by energy trans

Abstract: The present invention is an apparatus that includes a chamber rotor with a chamber and an extension rotor with an extension. The rotors are housed in a rotor case. A pressure cavity is at least transiently formed by the extension rotor and the chamber rotor. The present invention also includes a compressor that includes a chamber rotor with a chamber and an extension rotor with an extension where the extension is adapted to be received in the chamber when the rotors are synchronously rotated. The compressor also includes a power input shaft attached to the extension rotor and a gear assembly attached to the rotors that is adapted to insure the synchronous rotation of the rotors. A rotor case houses the rotors and has an intake port and an exhaust port. The present invention also includes an engine that is similar to the compressor and includes a spark plug. Methods of compressing, pumping and generating electricity and mechanical power are also part of the present invention.

Abstract: Potable water is produced by extraction of water vapor from air. Water absorbed inside a desiccant bed is forced into vapor phase by using input heat energy, for example, waste heat from the exhaust of an internal combustion engine. Pre-heating a portion of the desiccant material prior to desorption enhances efficiency. Energy for the pre-heating may be obtained by recovering heat from the desiccant material prior to adsorption.

Abstract: Various embodiments of air conditioning systems are disclosed. The systems may include an air conditioner whose energy source is provided by heating of a first fluid. The first fluid may be in a liquid state contained in a reservoir hydraulically connected to a first chamber. The first chamber may be configured to receive thermal energy utilized to convert the first fluid into a vapor. 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 first fluid, causing depressurization in the second chamber. The system may be configured such that the depressurization of the second chamber may drive an external fluid through an expanding valve in addition to an energy converter (e.g. Turbine Generator) overall able to convert the first fluid condensing energy into cooling and mechanical or electrical energy.

Abstract: A solar collector system (10, 30, 82, 82?, 171) includes a photovoltaic means (24, 174) for conversion of solar energy into electrical energy and a pathway/conduit (22, 94, 94?, 94?) for thermal transfer fluid which is in thermal communication with the photovoltaic means (24, 174). A shaped solar concentrator surface (12, 58, 58?, 173) may have at least one focus and the pathway/conduit (22, 94, 94?, 94?) may be disposed at the focus. The shaped solar concentrator surface (12, 58, 58?, 173) may be comprised of roof cladding material (58?) which is integrally formed to support the conduit (94) at the focus. Alternatively, the concentrator surface (173) may be disposed in a trough of corrugated roof cladding, with a transparent or translucent cover (98) over the top. The covers may be domed covers having an axis of curvature which substantially aligns with the roof gradient. A roofing structure comprises intersecting first (48) and second (50) roofing planes.

Abstract: An apparatus for providing air-conditioning to a vehicle is disclosed. The apparatus includes a solar photovoltaic panel positioned in a window or windshield to provide direct current to power a thermoelectric assembly to pump excess heat out of the interior of the car. The car is air-conditioned in a parked state and pre-air-conditioned before use.

Abstract: A smoothie dispenser (20, 20S, 20A) comprises a frame (22); a smoothie receptacle storage section (24); and a receptacle conformed chiller section (26). The smoothie receptacle storage section (24) is provided within the frame (22) and configured to house plural smoothie receptacles (30) at a first temperature. The chiller section (26) is arranged to receive a selected smoothie receptacle released from the smoothie receptacle storage section and configured to crystallize contents of the selected smoothie receptacle. The receptacle conformed chiller section (26) is “receptacle conformed” in the sense that a surface of the chiller section is configured to conform to (e.g., have a surface of shape to mate with or to form substantially greater than linear contact with) at least a portion an exterior profile or periphery of the selected smoothie receptacle.

Abstract: A solar powered ventilation system using a blower of an air conditioner in an automobile is disclosed. The blower is driven by a solar generator mounted on a roof of the automobile. A relay is arranged between the solar generator and the blower for switching on/off. The relay is controlled by a controller. A thermosensor is connected to the controller for detecting inside temperature of the automobile. The controller controls the relay to switch on and controls the air conditioner into an external circulation mode when the automobile is choked and the inside temperature exceeds a threshold temperature.

Abstract: A solar air conditioning apparatus includes an inlet assembly (20), an outlet assembly (30), a solar collector assembly (10), connecting assemblies (50) and joining members (40). The solar collector assembly includes a plurality of parallel connected solar collectors (11) disposed between inlet units (22) of the inlet assembly and outlet units (32) of the outlet assembly. The solar collector includes a plurality of series connected solar collecting units (12). The solar collecting unit has a bottom plate (12d), a heat-absorbing plate (12f), a brace plate (12g) and a transparent panel (12a). The bottom plate and the heat-absorbing plate respectively have first and second fastening structures (123, 124) and first and second clasping structures (121, 122) for joining the solar collecting units together. The connecting assemblies series connecting the solar collecting units, the inlet and the outlet assemblies. The joining members parallel connecting the inlet units and the outlet units.

Abstract: A new and unique apparatus for extracting water out of humid air is disclosed. There is also disclosed utilization of the apparatus and method in a specific and unique design so as to establish building blocks in building construction in order to cool indoor air in spaces in which the designated building blocks are combined.

Abstract: A brewery plant with at least one mash container, a lauter tun, a wort pan and a water housing, wherein at least part of the thermal energy requirement of the brewery is covered with solar collectors, and the solar collectors directly or indirectly heat a fluid. Also, a brewing method where the thermal energy requirement for at least of a part of the brewing process stages is at least partially covered with a fluid heated directly or indirectly by solar collectors.

Abstract: A solar-powered refrigerator is disclosed. It uses a solar photovoltaic panel to convert solar energy to electricity to power a DC motor. The DC motor drives the compressor of a vapor-compression refrigeration system to freeze an energy-storage vessel, located in the freezer. The energy-storage vessel is filled with a mixture of glycerin, alcohol and water, with a freezing point of 10° F. to ?10° F. In the absence of sunlight, the temperature of the frozen mixture can maintain near its freezing point for more than one day. The temperature of the refrigerator is maintained to a desirable value, for example 37° F., by a pair of heat-exchange coils and a thermostat, with or without sunlight.

Abstract: An autonomous water source for extracting water from ambient air and delivering it to a plant to support growth. The system is based on an adsorption-desorption-condensation cycle using a sorption material to extract moisture from ambient air and condensing the water vapor driven off from the sorption material by subsequent heating and followed by condensation. Liquid condensate produced in this process on the condenser is collected and delivered by gravity to a plant to reduce thermal stress and to support growth. The invention provides a sustainable source of irrigation water for agriculture and forestry, including areas where no water resources exist or are not economically viable. It can be tailored in size, and therefore, output capacity, reflecting the desired water requirements of a particular application, and can be used to replace most agricultural situations now reliant on surface water drip feed systems.

Abstract: A trigeneration system comprising a cooling loop and a heat/power loop connected by a heat exchanger. Energy available at the high side of the cooling loop is transferred from cooling loop to the heat/power loop by the heat exchanger. This energy is put to use by the heat/power loop to efficient produce heat and power. The system can be run transcritical and use environmentally friendly working fluid, such as carbon dioxide.

Abstract: A system for generating electric power by utilizing solar heat flux. The system comprises a heating sub system and a cooling loop. The cooling loop circulates a coolant through a heat exchanger with an expanded second refrigerant which has been heated by the heating sub system thereby heating the coolant. The cooling loop includes a pipe buried in the ground at depth, D. A soil surrounds the length, L, of the pipe and a wrapping material defines and maintains a radial soil annulus width, ?s, extending radially from the pipe to an outer periphery at a peripheral radius, r?, measured radially from its axis, A. The radial soil annulus width, ?s, can be maintained at k s h s - r o . The length, L, of the pipe can be equal to mc p 2 ? ? ? ? { 0.5469 k f + 1 k p ? ln ? ( r o r i ) + 1 k s ? [ 1 + ln ? ( r ? r o ) ] } wherein r ? = k s h s .

Abstract: Disclosed is a vacuum system for a refrigerator truck, which is capable of continuously driving a vacuum pump even in the state in which a vehicle engine is stopped, and designing the vacuum pump so that it is not visible from the outside. The vacuum system includes a power generator driven by power of a vehicle engine and a cooler and a vacuum pump driven by electricity generated by the power generator so as to cool and maintain the inside of a box in the vacuum state. The vacuum pump is installed on the inside wall of the box, a solar array is provided to the upper surface of the box so as to charge a storage cell, and the vacuum pump and the cooler are connected to the storage cell so as to be driven by receiving electricity from the storage cell 60 when the vehicle engine is stopped.

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 provides a cooling system-containing gondola lift having a capacity for at least one passenger, the gondola lift comprising a cabin and a cooling system installed in the cabin, wherein the cooling system comprises: a porous case having a plurality of holes; a block of ice disposed in the case; a liquid container connected to the case for housing the liquid melted from the block of ice; and an atomizer for atomizing the liquid melted from the block of ice.

Abstract: Solar Powered Cooler is an electrically operated portable cooler powered by solar photovoltaic electrical generation incorporated into the cooler design and which may include auxiliary solar photovoltaic electricity generating panels, modules or cells, a supplemental battery power pack, power conditioning, inverter, auxiliary battery charging and direct and alternating current power supply. Solar powered cooler is intended for self-powered operation using the sun as the energy source for generating the electrical power on which it operates.

Abstract: A novel portable insulated cooler unit at least includes: a plurality of coolant lines embedded in a plurality of walls of the cooler unit, the coolant lines at least including coolant fluid; a compressor coupled to the coolant lines; a fan adapted to circulate air around the coolant lines; a thermostat adapted to measure the cooler unit internal temperature; a temperature adjust control coupled to the compressor and to the thermostat, the temperature adjust control adapted to cause the cooler unit internal temperature to be adjusted; an AC power supply adapted to receive AC power when available; a DC power jack adapted to receive DC power when available; a rechargeable battery coupled to the AC power supply and to the DC power jack, the rechargeable battery adapted to operate the compressor and the fan when the cooler unit is ON, and the cooler unit is not receiving external power; and a foldable solar panel at least including a photovoltaic array, the solar panel adapted to be functionally stored when folde

Abstract: A non-engine powered air conditioning system includes a solar energy supply arrangement having a solar energy collector adapted for mounting to the auto-vehicle and a power storage electrically connecting to the solar energy collector for converting the solar energy into electrical energy, and an electrical compressor electrically connecting to the power storage, wherein the electrical compressor is adapted for generating a cooling air to an interior of the auto-vehicle. The non-engine powered air conditioning system allows the driver to pre-cool the auto-vehicle before driving when the auto-vehicle is exposed under intensive sunlight for a period of time to avoid the driver experiencing extremely high interior temperature in the vehicle. Therefore, the drive is able to operate the vehicle with his best physical condition. Adopting the air conditioning system is adapted to also avoid some environmental problems, such as air pollution and global warming effect.

Abstract: The atmospheric water harvester (2) shown in FIG. (1) comprises a centrally located flue in the form of a tower 4 and a surrounding heating enclosure (6) for collecting incident solar energy to heat air which enters its periphery (8). With heating of the air in the heating enclosure (6), an updraught is created within tower (4) as the air from the heating enclosure (6) returns to the atmosphere from the open end of the tower A base structure (10) housing a plurality of wind turbines is provided around the base of the tower. As the heated air flows from the heating enclosure (6) into the tower it is harnessed to rotate the wind turbines. Each wind turbine (20) is provided with associated water collection apparatus (94) comprising a refrigeration system for cooling condensation surfaces to, or below, the dew point of the air to effect the condensation of water from the air onto condensation surfaces of the water collection apparatus for collection.

Abstract: A solar air-conditioning system that is preferably designed to operate with concentrated solar heat and uses a circulating refrigerant in a cycle of compression and expansion. Solar concentrators raise the temperature and pressure of the refrigerant. The raised temperature is dissipated to the atmosphere and the refrigerant proceeds to the evaporator coil, which is located within a water tank containing at least 1000 gallons of an anti-freeze water solution. As the water is the storage medium, heat can be added to or extracted from the storage medium by the evaporator coil. A radiator pickup coil is also located within the water tank and is part of a separate chilled water system which can circulate its own water supply through other radiators located throughout a dwelling. Additionally, one or more bypass valve(s) within the refrigerant system allow switching to solar heating.

Abstract: A method for air conditioning using a primary power source augmented with an ancillary power source which is accomplished by receiving a heat-laden first working fluid at an initial pressure; pre-pressurizing the heat-laden first working fluid to a pre-pressurization pressure according to an amount of available ancillary power; passing the pre-pressurized heat-laden first working fluid to a primary compressor when the pressure of the pre-pressurized heat-laden first working fluid is greater than the initial pressure; and passing the heat-laden first working fluid at the initial pressure, or at a pressure that is slightly less that the initial pressure, to the primary compressor when the pressure of the pre-pressurized heat-laden first working fluid is not greater than the initial pressure.

Abstract: In one aspect of the present invention there is provided a method for condensing water from ambient air, the method comprising: providing at least one condensation surface for contact with the ambient air; heating a solution of a refrigerant and a fluid, to drive gaseous refrigerant from the solution; cooling the gaseous refrigerant to condense the gaseous refrigerant into liquid refrigerant, and collecting the liquid refrigerant; evaporating refrigerant from the liquid refrigerant such that heat is exchanged between the refrigerant and the condensation surface which is thereby cooled to, or below, the dew point of the water in the ambient air; and contacting the cooled condensation surface with the ambient air to effect condensation of water from the ambient air onto the condensation surface.

Abstract: The present invention relates to heat-transfer concentrates for solar installations, containing a) from 92 to 99% by weight of at least one polyglycol of the formula R—O—(CH2—CH2—O)n—H, in which n is an integer of from 3 to 500 and R is H, a C1- to C4-alkyl group or an aromatic radical having 6 to 12 carbon atoms, b) from 1 to 8% by weight of at least one corrosion inhibitor, with the proviso that its content of ethylene glycol and 1,2-propylene glycol is less than 0.2% by weight.

Abstract: The invention relates to a building heating system which includes an insulated foundation (9) beneath the lowermost (12) of the building. According to the invention, the system comprises at least one heat pump (1, 2) that includes a heat absorbing side (2) located in the foundation space (9). The system also includes means (23) for distributing air from the foundation space (9) to spaces situated above the floor (12). The system also includes means (7) for delivering external air to the foundation space (9). The invention also relates to a method of heating a building.

Abstract: The invention is a water generator device from air utilizing solar thermal energy and adsorption principle. The system is based on an adsorption refrigeration unit with Ether as a refrigerant and activated carbon as adsorbed. The required heat is generated from evacuated tube solar system and the heat sink is the atmosphere. The adsorption unit is an air-cooled refrigeration unit that can operate at relatively low hot water temperature (60-70° C.) and relatively high atmospheric temperature (30-40° C.). The water condensed from air is than driven through a simple water purification unit to assure its quality as drinking water. The very small electricity needed to operate the hot water and cold water pumps along with the filtration unit and the controller of the adsorption unit is generated from a small Photo Voltaic (PV) unit for stand alone systems.

Abstract: A temperature regulation system of the type utilizing free solar energy or electrical power, or both of them to heat up air and create thermo-siphoning effect and air driving force in order to regulate temperature, exchange air, and filter air. With the aids of electrical fan temperature regulation module to enhance its performance and support its functions while solar energy is not available or less. Three movable air flow channel units (1801, 1904, and 2008) that direct air flow directions in system to makes system functions controllable. A two-versioned bi-direction air flow channel extender (2201a and 2201b) being attached to system to improve indoor heat convection, and air filters (1806 and 2005), fan filter (1501), and indoor air filter units (2301 and 2302) being equipped in or attached to system makes air filtration possible. A system framework (FIG. 7) provides supporting mechanism for all system parts, aid, and attachments, and provides mechanism for mounting system to object.

Abstract: A solar air-conditioning system that is preferably designed to operate with concentrated solar heat and uses a circulating refrigerant in a cycle of compression and expansion. Solar concentrators raise the temperature and pressure of the refrigerant. The raised temperature is dissipated to the atmosphere and the refrigerant proceeds to the evaporator coil, which is located within a water tank containing at least 1000 gallons of an anti-freeze water solution. As the water is the storage medium, heat can be added to or extracted from the storage medium by the evaporator coil. A radiator pickup coil is also located within the water tank and is part of a separate chilled water system which can circulate its own water supply through other radiators located throughout a dwelling. Additionally, one or more bypass valve(s) within the refrigerant system allow switching to solar heating.

Abstract: An automobile solar air-conditioning control system includes a solar energy supply device, a control device, a power device and an automobile air-conditioning system. When the engine of the vehicle stops running, after the driver presses a button of the control device, the signals output by the control device and the power output by the solar energy supply device are used to actuate the power device to drive a mechanical compressor of the automobile air-conditioning system to operate. As a result, the automobile air-conditioning system generates and introduces cold air into the vehicle, thereby to maintain the temperature in the vehicle in a suitable range.