patent · · added 2 months ago
Ground cold storage and utilization
A system for transmitting, storing and utilizing cold which includes the use of heat pipes for transmitting the winter cold to freeze the ground water storage, and two-phase flow p...
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August 2026
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patent · · added 2 months ago
System and process for storing energy
There is disclosed a process for storing energy by use of the heat of fusion of hydrated salts which are within a bulk container having heat exchange means. The process prevents st...
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patent · · added 2 months ago
Dual cycle heat pipe-method and apparatus
A method and apparatus for utilizing the earth or other heat source/heat sink for heating and cooling buildings are disclosed. The system comprises at least one heat transfer fluid...
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patent · · added 2 months ago
Heat storage apparatus
The invention disclosed is of a housing which includes a plurality of assemblies which carry chemical substances which can absorb and store heat. The assemblies comprise sheets of...
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patent · · added 2 months ago
Ice-maker heat pump
An ice-making heat pump system is disclosed which includes a number of evaporator freezing plates, each of the plates having two fluid passageways therein. One of the passageways i...
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patent · · added 2 months ago
Environmental heating and cooling apparatus
An apparatus which is in one embodiment structurally integrated with a building and has a solar collector plate with a front side and back side. The collector is mounted a spaced d...
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patent · · added 2 months ago
Phase change material heat exchanger
A phase change material heat exchanger wherein the latent heat of a substance as its physical state changes from solid to liquid, and vice versa, is utilized as a heat storage medi...
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patent · · added 2 months ago
Space heating using off-peak electric heat storage
An off-peak, electric, central air heating system for buildings incorporating a heat storage material that is used to store heat generated electrically during off-peak electrical p...
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patent · · added 2 months ago
Heat storage apparatus and heat exchanger element for use therein
A heat storage apparatus comprising a plurality of heat exchanger elements mounted in a housing. Each element has a central portion containing a storage medium, surrounded by porti...
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patent · · added 2 months ago
Heat storing fireplace
A heat storing fireplace including a fire-box surrounded by a heat storage medium which is either an enclosure containing a material having a high specific heat such as sand or gra...
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patent · · added 2 months ago
Method and an apparatus for storing heat energy
A method and an apparatus for storing heat energy in a hybride heat storage apparatus comprising a first and a second material are disclosed, the first and the second materials hav...
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patent · · added 2 months ago
Power generator utilizing elevation-temperature differential
A power generator including a closed pressure resisting tubular loop having a lower warmed end and an upper cooled end joined by connecting penstock column and a return column, the...
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patent · · added 2 months ago
Housed clothes dryer
In a housing, a clothes dryer wherein dampness in washed clothes is expelled by warm air sweeping therethrough, the air being drawn in at least partly from the environment through...
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patent · · added 2 months ago
Heat storage system
A heat storage system consisting of a compartmented tank containing a liquid medium capable of storing heat therein, a flow control system operable to establish a liquid flow in th...
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patent · · added 2 months ago
Regenerative heater and process for the operation thereof
A regenerative heater includes a regenerator container having open opposite ends. The container contains therein a fill of heat retaining material which is permeable to the passage...
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patent · · added 2 months ago
Heat storage systems
The present invention provides systems for transfer of heat such as useful in solar energy systems. A heat storage medium is used, preferably salt conditioned by anti-caking anti-c...
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patent · · added 2 months ago
Storage tank assembly
A storage tank divided into three liquid-tight compartments. The end compartments are liquid storage compartments and are separated by a central non-liquid holding or "dry" compart...
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patent · · added 2 months ago
Installation for storing and recovering heat energy, particularly for a solar power station
An installation for storing and recovering heat energy having a principal application in solar power stations. The heat produced is stored in a storage reservoir when the converted...
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patent · · added 2 months ago
Solar gravity engine
A solar or thermal gravity engine including a conduit extending substantially vertically from ground level upward into the atmosphere including a plurality of valves in the walls o...
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patent · · added 2 months ago
Thermal energy storage system
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...
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patent · · added 2 months ago
Convection current pumping called, series convection pump
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...
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patent · · added 2 months ago
Thermal energy storage apparatus
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...
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patent · · added 2 months ago
System for thermal energy storage, space heating and cooling and power conversion
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...
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patent · · added 2 months ago
Method and apparatus for low-loss storage of thermal energy and for low-loss withdrawal of the stored thermal energy
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...
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patent · · added 2 months ago
Compressed-air storage installation
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...
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patent · · added 2 months ago
Regenerative heat storage in compressed air power system
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...
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patent · · added 2 months ago
Geothermal energy processing system with improved heat rejection
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...
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patent · · added 2 months ago
Process and apparatus for heat exchange
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...
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patent · · added 2 months ago
Heat pump system with improved heat transfer
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...
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patent · · added 2 months ago
Process for the recovery of energy and in particular for the recovery of heat on the heat pump principle
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...