Matches 201 - 250 out of 289 < 1 2 3 4 5 6 >
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4318275 Atmospheric thermal energy conversion system  
A method of providing useful work utilizing the difference between higher and lower elevations and an attendant difference in temperature. The method includes the step of providing a working medium...
4317333 Remote water cooled heat engine  
A method of operating a heat engine where heated gas is introduced into a venturi or a convergent/divergent nozzle. The heated gas is cooled in a low pressure region by fluid injection the...
4315893 Reformer employing finned heat pipes  
An apparatus is provided for supplying heat required for a reforming reaction through the use of heat pipes adapted to transfer heat from a source to reforming reactants. Heat pipes extend between...
4314448 Thermodynamic process for exploiting high-temperature thermal energy  
Thermodynamic process for exploiting thermal energy available at high temperatures, where a multiple-substance working medium is decomposed in a high temperature range by this high-temperature...
4313304 Radiant energy collection and conversion apparatus and method  
The apparatus for collecting radiant energy and converting same to alternate energy form includes a housing having an interior space and a radiation transparent window allowing, for example, solar...
4308722 Recovery of enthalpy from hot industrial effluents  
Pollutants are removed from a hot industrial effluent after which enthalpy is recovered from the hot effluent by converting a working fluid into a foam in a flashing unit and using the foam to...
4307572 Externally cooled absorption engine  
An externally cooled, absorption engine apparatus and method, the apparatus including a closed cycle system having a first fluid and a second fluid, the first fluid constituting a working fluid and...
4301654 Pressurized fluid motor  
The principle of the acid/soda fire extinguisher is applied to generating pressure in the expansible chamber of a power plant or engine. Pressure is generated in a first container by adding...
4298311 Two-phase reaction turbine  
A reaction turbine includes (a) first nozzle means to receive heated fluid for expansion therein to form a two-phase discharge of gas and liquid, (b) a separator rotor having an axis and a...
4295335 Regenative absorption engine apparatus and method  
A regenative absorption engine apparatus and method, the apparatus including a closed cycle system having a first fluid and a second fluid, the first fluid having a relatively lower boiling point,...
4292808 Energy converter  
There is provided an improved energy converting system for converting low temperature heat energy into mechanical energy. The energy converting system includes an absorption system including a...
4288406 Process energy recovery  
A system for recovering energy from a pressured reactor comprising a reactor, a reciprocating engine connected to the reactor to receive reaction effluent from said reactor thereby driving the...
4283913 Utilization of saturated solar ponds  
A saturated non-convective solar pond is employed as an unmixing device in conjunction with reverse electrodialysis or pressure-retarded osmosis for power generation.
4275563 Power-generating plant having increased circulating force of working fluid  
A power generating plant which includes a direct contact-type heat exchanger. A low-boiling point medium such as freon and a heat-source medium such as heated oil, are injected from a lower portion...
4273743 Combination chemical plant and Brayton-cycle power plant  
A chemical plant, wherein gaseous reactants are converted in an exothermic chemical reaction to a reaction product, is combined with a semi-closed Brayton-cycle power plant to utilize the heat of...
4272960 Process and system for recovery of working fluid for direct contact heat exchange  
In the recovery of energy from geothermal brines and other water containing or hot water sources, such brine or hot water under pressure is introduced into direct heat exchange contact with a...
4272963 Cyclic energy transformation apparatus  
A cyclic energy transformation apparatus and method for developing streams of working fluid flow with different energy characteristics. The working fluid being passed through a container which...
4272961 Recovery of energy from geothermal brine and other aqueous sources  
A process and system for recovery of energy from geothermal brines or other hot aqueous solutions of a non-volatile solute, by direct contact heat transfer using staged evaporator-condenser units...
4262739 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 characteristics of two hydrides...
4262485 Low boiling point medium power plant  
A low boiling point medium power plant in which heated waste gas, such as furnace gas, geothermic steam, etc., is used as a heat source for heating an intermediate thermal medium by means of an...
4228658 Method and apparatus for converting pressure into rotative motion  
A fluid engine comprising a coiled conduit having a fluid inlet and a fluid outlet and supported to rotate about its axis in a partially immersed condition within a first fluid which interfaces...
4196594 Process for the recovery of mechanical work in a heat engine and engine for carrying out the process  
In a process for recovering mechanical work in a heat engine there is used as a working medium in the heat engine a gas to which vapor is added having a H-value lower than the H-value of the gas,...
4196590 Vapor buoyancy engine  
A wheel having a plurality of vanes which extend centrally out to the periphery thereof, is rotatably mounted on the walls of a main compartment. A first liquid is contained within this main...
4195485 Distillation/absorption engine  
A distillation/absorption engine including apparatus for utilizing a lower boiling point, working fluid and a higher boiling point, absorption fluid, the absorption fluid having a relatively high...
4193267 Method and apparatus for generating power utilizing pressure-retarded osmosis  
A method and apparatus are described for generating power utilizing press-retarded osmosis, in which a concentrated solution at a high hydraulic pressure is passed along one face of a...
4191021 Small power plant utilizing waste heat  
A small power plant utilizing waste heat wherein: an intermediate heat transfer medium being thermally stable and capable of lubricating bearings is interposed between a heat source and a turbine...
4190399 Regenerative turbine  
A method and apparatus for providing an improved regenerative turbine driven by a liquid or gaseous fluid. The turbine has a housing with a primary inlet and an auxiliary inlet. The driving fluid...
4186060 Method and apparatus for high volume distillation of liquids  
A method and apparatus for high volume distillation of impure liquid comprises evaporating the impure liquid in an evaporator to form a vapor at a temperature above the freezing point and below the...
4175381 Electromagnetic reactor engine system-apparatus and method  
An electromagnetic reactor engine system is disclosed wherein hydrogen and chlorine are conducted into a reactor and are combined with controlled explosive violence when exposed to electromagnetic...
4144715 Method of producing mechanical energy from geothermal fluids  
A method for producing mechanical energy from geothermal fluids in which a heat transfer fluid (HTF) is heated by direct contact with the hot geothermal fluids, thereby partially cooling the...
4143516 Air-water power generator  
Flow of gas in opposite directions through vertical conduits is accelerated by evaporation of heated liquid to decrease the density of the gas entering the lower inlet end of one of the conduits in...
4141219 Method and turbine for extracting kinetic energy from a stream of two-phase fluid  
A turbine including a plurality of nozzles for delivering streams of a two-phase fluid along linear paths, a phase separator for responsively separating the vapor and liquid characterized by...
4132077 Process and apparatus for obtaining useful energy from a body of liquid at moderate temperature  
Process and apparatus are disclosed in which a very cold gas, e.g. air, is injected into an upflowing stream of water to aerate and help lift the liquid at accelerated velocity. The gas-liquid...
4122680 Concentration difference energy operated power plants and media used in conjunction therewith  
Disclosed is a concentration difference energy operated power plant comprising an aqueous solution tank containing an aqueous solution of slats, a pure water boiler disposed within the tank and...
4121425 Thermodynamic system  
A thermodynamic system heats a portion of a liquid from a reservoir to vaporize some of the liquid and use the vapor to power an injector. The injector pumps unvaporized liquid through a path...
4109701 Method of conveying heat energy  
Disclosed is an improvement in the process of conveying heat energy by means of the exothermic and endothermic reactions involved in the conversion and re-forming of methane. According to the...
4106295 Air pressure differential energy system  
An air pressure differential energy generation system comprises a stack for conduction of air from a high to a low atmospheric pressure level. A vapor injection device within the stack provides a...
4106294 Thermodynamic process and latent heat engine  
The invention involves thermodynamic processes, heat engines, and ways of making gaseous fluid jets by using primarily the latent heat of condensation for the energy required. A vapor such as water...
4085590 Hydride compressor  
Method of producing high energy pressurized gas working fluid power from a low energy, low temperature heat source, wherein the compression energy is gained by using the low energy heat source to...
4084408 Method of recovering energy by means of a cyclic thermodynamic process  
A method of recovering energy by means of a cyclic thermodynamic process which is induced by means of a medium comprising at least two substances or groups of substances, one of which substances is...
4084379 Energy conversion system  
An energy conversion system for the production of power from hot fluid sources which may contain dissolved solutes and undesirable noncondensable gases is disclosed in which direct heat transfer is...
4070861 Solar reactor combustion chamber  
A solar reactor combustion chamber is disclosed which includes a concrete or other suitable housing having a reactor chamber and a combustion chamber therein. A solar intensifier, such as a...
4069672 Waste heat converter for an internal combustion engine  
A waste heat recovery system for an internal combustion engine having a mixture of ammonia and water used in the cooling system. The hose and radiator portion of the cooling system is protected...
4044819 Hydride heat pump  
Method and apparatus for the use of hydrides to exhaust heat from one temperature source and deliver the thermal energy extracted for use at a higher temperature, thereby acting as a heat pump. For...
4041708 Method and apparatus for processing vaporous or gaseous fluids  
A gaseous fluid is combined with a liquid to form a transient foam for processing the fluid as by compression, expansion, condensation, heat exchange or chemical reaction.
4037415 Implosion rotary engine  
A rotary engine includes an outer body arranged to rotate on a stationary member, the outer body having an eccentric circular cavity cooperating with radial vanes from the stationary body which...
4028893 Open cycle solar energy system utilizing buoyancy as a conversion force  
An open cycle energy conversion system adaptable for use with, inter alia, solar collectors and other sources of available heat for increasing the temperature of a moving gas and employing a...
4027993 Method and apparatus for compressing vaporous or gaseous fluids isothermally  
A gaseous fluid is combined with a liquid to form a transient foam for processing the fluid as by compression, expansion, condensation, heat exchange or chemical reaction.
4016724 Steam engine  
A steam or vapor engine comprising a vapor generating apparatus, at least one cylinder with a piston working in the cylinder, and pipes and valves for supplying vapor from the vapor generating...
3995428 Waste heat recovery system  
Waste heat in the form of the sensible heat of flue gases, sensible and latent heat of geothermal sources, etc., is converted to usable energy. When the energy source consists solely of sensible...
Matches 201 - 250 out of 289 < 1 2 3 4 5 6 >