The archive
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patent · · added 2 months ago
An array of several convection tubes are positioned in a series configuration to provide the equivalent of a very tall convection current generating tower, the pressure and fluid f...
patent · · added 2 months ago
A modular thermal energy storage system comprises a stack of individual heat storage elements, each element having a sealed metal container filled with liquid such as water and sep...
patent · · added 2 months ago
A thermal energy storage apparatus and method employs a container formed of soda lime glass and having a smooth, defect-free inner wall. The container is filled substantially with...
patent · · added 2 months ago
An integrated system for storing thermal energy, for space heating and cong and for power conversion is described which utilizes the reversible thermal decomposition characteristic...
patent · · added 2 months ago
Method of low-loss thermal energy storage in and withdrawal from a heat accumulator connected with an energy source and a heat consumer in a circulatory system through which a heat...
patent · · added 2 months ago
A compressed-air storage installation comprising a heat accumulator for storing heat contained in compressed air and the air is passed into subterranean caverns. The heat accumulat...
patent · · added 2 months ago
The improved geothermal energy extraction system abstracts thermal energy stored in hot solute-bearing well water to generate a super-heated fluid from an injected flow of a workin...
patent · · added 2 months ago
A process and apparatus is provided for storing thermal energy and subsequently releasing and extracting the stored thermal energy upon demand. At least one sealed container of sal...
patent · · added 2 months ago
A compressed air power plant is disclosed wherein compressed air may be stored underground and later utilized as required. The storage facilities include a heat storage covern whic...
patent · · added 2 months ago
A heat exchange device for the introduction of thermal energy into and removal of thermal energy from liquid-solid phase change material is described in which the phase change mate...
patent · · added 2 months ago
A heat pump for cooling or heating a conditioned space includes an underground heat pipe laid into a hole in the ground back-filled with soil. The heat transfer of the soil is impr...
patent · · added 2 months ago
A body of still water is confined in heat exchange with one or more ambient heat sources whose temperature is usually above but may drop near 0° C. Heat is withdrawn from the body...
patent · · added 2 months ago
Containers of radioactive material are placed in a well, so that the subterranean well lining absorbs much of the radiation from the containers. The heat generated by the radioacti...
patent · · added 2 months ago
A method for recovery of heat generated by the combustion of coal in situ within coal seams in the earth. Three embodiments are described: one, in which the coal seam crops out and...
patent · · added 2 months ago
A method for recovery of heat generated by the combustion of coal in situ within coal seams in the earth. Three embodiments are described: one, in which the coal seam crops out and...
patent · · added 2 months ago
A cold storage tank is mounted in a pit in the ground. An outer plastic sheet barrier lines the pit. A lining of incompressible insulating material lines the interior surface of th...
patent · · added 2 months ago
A thermal storage apparatus comprising two thermal storage vessels, each thermal storage vessel containing a thermal storage medium, one medium being capable of being maintained at...
patent · · added 2 months ago
A heat storage tank is mounted in a pit in the ground. The pit preferably has four sides and a bottom. A lining of insulating material mounted against the sides of said pit. A wate...
patent · · added 2 months ago
A heat storage and/or recovery system using multiple heat storage tanks to selectively store heat from a solar collector and recover the stored heat to operate a heat driven system...
patent · · added 2 months ago
Utilization of latent heat stored in a crystalline liquid heat storage medium subject to super-cooling by continuously circulating the storage medium past a heat exchanger position...
patent · · added 2 months ago
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such...
patent · · added 2 months ago
Only a limited number of organic or silicone liquid phase thermal exchange fluid types are suitable for operation over a wide range of hot and cold temperatures and these have an u...
patent · · added 2 months ago
A heat or cold storage system utilizing a plurality of channels dug directly into the earth and filled with rocks which are used to absorb heat or cold for storage, a part of such...
patent · · added 2 months ago
A thermal energy storage system including a thermal energy storage tank and a pair of thermal energy exchange tanks disposed in a different horizontal plane than the thermal energy...
patent · · added 2 months ago
A large capacity tank for the seasonal storage of hot water from electrical power-generating thermal and nuclear plants to be used seasonally to heat buildings, consisting of a lar...
patent · · added 2 months ago
This invention relates to a system for generating power utilizing the elevation differences and available temperatures on the earth's surface, such as occurs in a mountainous regio...
patent · · added 2 months ago
A geothermal energy transfer and utilization system makes use of thermal energy stored in hot solute-bearing well water to generate super-heated steam from an injected flow of clea...
patent · · added 2 months ago
A long-period storage accumulator for storing heat water is used as a storing medium. The water is enclosed in large thinwalled containers which are arranged under the ground. The...
patent · · added 2 months ago
Apparatus and method for recovering resources from subterranean rock formations, particularly heat energy, and more particularly geothermal energy. A heat-drill, which has means as...
patent · · added 2 months ago
A solar heating method and apparatus including a system for storing solar heat is provided for heating a house, building or other area. A chamber is filled with calcium oxide which...
