Matches 151 - 200 out of 289 < 1 2 3 4 5 6 >
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4732005 Direct fired power cycle  
A method and apparatus for implementing a thermodynamic cycle, which includes the use of a composite stream, having a higher content of a high-boiling component than a working stream, to provide...
4729226 Process for mechanical power generation  
A process of mechanical power generation including a binary cycle whose primary cycle works with a mixture of water and another substance of much lower volatility substantially immiscible with...
4722190 Method for energy recovery from oxidation reactor off-gas  
The present invention relates to a method for efficiently recovering energy from off-gas with high temperatures and high pressures released from the oxidation reactor of aromatic compounds such as...
4712610 Chemical heat pipe employing self-driven chemical pump based on a molar increase  
A chemical pump system that utilizes a self-driven compressor to increase the system pressure while obviating the need for a one-way valve and liquid head to provide the driving force for the...
4702903 Method and apparatus for gas separation and synthesis  
Pressure swing adsorption gas separations are conducted inside an open loop Stirling cycle apparatus which may operate as an engine, refrigerator or heat pump. Adsorbent surfaces are associated...
4698974 Internal combustion closed rankine cycle steam engine  
Disclosed is a steam engine which is used to propel underwater vehicles without exhausting combustion products to the surrounding water. A solid metallic fuel reacts in a first chamber with water...
4691523 Thermodynamic process for a practical approach to the Carnot cycle  
A thermodynamic process having an efficiency close to that of the ideal Carnot cycle. The process fluid is a combination of Dowtherm A and water and undergoes constant pressure transformations to...
4682471 Turbocompressor downhole steam-generating system  
A downhole steam-generating system in which fuel and compressed air from an air compressor unit 20 are fed to a steam generator 22. Steam and/or combustion products are fed to the turbine 24 from...
4598552 Energy source for closed cycle engine  
An energy source for a closed cycle engine including a boiler (10) having a working fluid chamber (12) in heat exchange relation with a reaction chamber (14). A closed flow path loop (16, 34, 36,...
4593528 Rapid transient response chemical energy power plant apparatus and method  
A chemical energy power plant includes control of steam temperature to prevent turbine damage while allowing throttling of the power output level and rapid response to commands for changed power...
4578943 Hydro-vapor free turbine engine  
A hydraulic engine which uses liquid fluid as the working medium consists of a housing structure, a liquid fluid inlet passage, a fluid outlet passage, a liquid fluid pump, a fluid actuator,...
4578952 Hydrogen-concentrating process and apparatus  
The starting gas is partly condensed in an exchanger 1. The refrigerating power is supplied, on one hand, by the free expansion of the liquid fraction and, on the other hand, by expansion in a...
4573321 Power generating cycle  
The present invention is a multi-step process for generating energy from a source heat flow. Such a process comprises passing a heated media having a mixture of a low volatility component and a...
4553397 Method and apparatus for a thermodynamic cycle by use of compression  
A working fluid in the gaseous state at some initial temperature and pressure is expanded polytropically to a resulting exhaust fluid having some lower temperature and pressure in order to produce...
4551979 Method and apparatus for a thermodynamic cycle by use of distillation  
A working fluid in the gaseous state at some initial temperature and pressure is expanded polytropically to a resulting exhaust fluid having some lower temperature and pressure in order to produce...
4546608 Thermo-siphon type generator apparatus  
A thermo-siphon type generator apparatus making use of a gravity-type heat pipe in which a working medium is cyclically evaporated and condensed. The apparatus has a closed vessel filled with the...
4545207 Solar energy system  
This invention relates to a solar energy system wherein chemical A is converted into chemical B in the presence of a photo-sensitizer with the absorption of considerable heat, which heat can be...
4537031 Power cycles based upon cyclical hydriding and dehydriding of a material  
Improved power cycles for improving the production of power and refrigeration and for conserving thermal energy, utilizing as a common basic characteristic, a hydride-dehydride-hydrogen power cycle...
4534175 Method and apparatus for the absorption of a gas in a liquid and their use in energy conversion cycles  
Method and multiple-stage absorber for effecting gradual absorption of a gas in a solvent under controlled conditions so as to obtain a high-enthalpy solution of the gas in the solvent with maximum...
4505795 Plasma method and apparatus for the production of compounds from gas mixtures, particularly useful for the production of nitric oxides from atmospheric air  
A process and apparatus for the production of compounds from gas mixture by the plasma method, particularly useful for the production of nitric oxides from atmospheric air as a step in producing...
4503681 State-of-the-art gas turbine and steam turbine power plant  
A state-of-the-art power plant in which the heat from solid or low quality fuels is utilized to heat indirectly a motive stream composition of a mixture of steam and gases to drive a gas turbine....
4492085 Gas turbine power plant  
The present invention relates to a gas turbine power plant wherein the gas turbine is driven by gases and steam heated indirectly through a heat exchanger by the burning of corrosive fuels. One of...
4481775 Stored energy power generating system  
A system which stores and uses thermal and chemical energy to provide shaft power during either the charging or discharging cycles. The system is based upon a reversible transfer of gaseous fluid...
4476684 Hot bed power  
A process for condensing exhaust vapor comprises alternating modes of operation. In the first mode, the exhaust vapor contacts solid particles at a first temperature below the condensation...
RE31697 Radiolytic dissociative gas power conversion cycles  
Gas and combined gas/steam power cycles in which chemical energy is stored in a gaseous working fluid by radiolytic dissociation at a temperature below the temperature of thermodynamic macroscopic...
4471619 Fractionation process with power generation by depressurizing the overhead vapor stream  
A process is disclosed in which the overhead vapor stream of a fractionation column is utilized as the working fluid which is depressurized to drive a turbine. The turbine may be used to generate...
4460545 Energy-saving device for manufacturing polyethylene  
Polyethylene is produced in at least one reactor under a pressure of 800 to 2500 bars and a temperature of 150° to 350° C., and the reaction mixture exiting the reactor through an expansion valve...
4452047 Reciprocating solar engine  
A reciprocating solar engine includes at least one cylinder 3 which has an essentially transparent head 4 and a pistion 12 disposed in the cylinder 3. A gas-particle mixture 7, 8 is injected into...
4448024 Recovery of enthalpy from hot fluids  
Enthalpy is recovered from hot industrial effluents by converting a working fluid into a foam in a flashing unit and using the foam to propel a turbine located within or at the output of the...
4441322 Multi-stage, wet steam turbine  
A multi-stage, wet steam turbine employs working fluid, such as steam for example, in its two-phase region with vapor and liquid occurring simultaneously for at least part of the cycle, in...
4440601 Method and apparatus for high volume fractional distillation of liquids  
A method and apparatus for high volume distillation of impure liquid, particularly of binary mixtures of relatively low boiling organic substances and water, comprises fractionally distilling the...
4439988 Rankine cycle ejector augmented turbine engine  
Energy is extracted from a high-temperature high-pressure working fluid by augmenting flow of the working fluid with a flow of gas having a molecular weight less than the fluid, utilizing some of...
4418540 Power system and method  
A new power system employs aluminum as a primary fuel resulting in a total energy/volume ratio several times more favorable than gasoline. The system includes a fuel store, a reactor which may be...
4404165 Process for carrying away the decay heat of radioactive substances  
In this process, the decay heat of radioactive substances is carried away by circulating liquid coolant. Some of the liquid coolant is vaporized by the decay heat. The circulation of liquid in the...
4398392 System for separation of water from the working fluid in low temperature difference power plants  
Apparatus for separating an undesired foreign fluid, such as water, from the working fluid, such as ammonia, in a low temperature difference power plant which includes an evaporator and a...
4394815 Process for generating electric power by means of turbogenerators using high pressure vapor  
A hydraulic turbo-generator driven by a water current is used for producing electric power; the water is driven by a high output rotary pump (3) and supplied to the turbine (5) by means of a...
4391102 Fresh water production from power plant waste heat  
Reaction turbine and pump apparatus includes: (a) a first nozzle or nozzles to receive heated fluid for expansion therein to form a two-phase discharge of gas and liquid, (b) a separator...
4387576 Two-phase thermal energy conversion system  
A two-phase thermal energy conversion system employs an evaporable liquid such as water, and a gas which is not liquefiable within the operating temperature and pressure ranges, such as air. The...
4385498 Method for converting one form of energy into another form of energy  
Method for converting one form of energy into another form of energy by isobarically heating a gas, adiabatically expanding the gas while converting the heat energy of the gas into the kinetic...
4382365 Energy conversion derived from pressure and temperature differentials at different elevations  
A method and system of energy conversion derived from temperature and pressure differentials that may be provided between high and low elevations. A solution of a liquid in a gas is transported in...
4373339 Thermal energy conversion system and method utilizing unencased expandites  
A system and method of thermal energy conversion is disclosed. The method includes the steps of (a) providing a mass of unencased fluid expandite in a mass transport conduit circuit at a first...
4372124 Recovery of power from the vaporization of natural gas  
Power is recovered from the vaporization of liquefied natural gas by liquefying a multicomponent refrigerant. The liquefied multicomponent refrigerant is then pressurized, vaporized and expanded in...
4370860 Method of and means for generating power from a hot brine source  
Power is generated from a body of hot brine by injecting a liquid operating fluid, such as butane or Freon, into the brine at a depth where the hydrostatic pressure of the brine is approximately...
4365475 Thermochemical energy storage and mechanical energy converter system  
A thermochemical energy storage and mechanical energy converter system utzing a turbine. The system has a power or discharge phase, and a reactivate or charge phase. In the power phase ammonia gas...
4359871 Method of and apparatus for the cooling of natural gas  
A method of cooling natural gas in a system in which the natural gas contains components other than methane which are separable by dewpoint condensation and the natural gas is available from a...
4354361 Machine for recovering energy by means of a cyclic thermodynamic process  
The present invention provides a machine for transferring heat from a lower to a higher temperature without wasting external work. The machine includes a regulator to regulate the mean temperature...
4353214 Energy storage system for electric utility plant  
A method for storing excess energy produced by an electric utility during low energy demand periods, utilizing a closed system with a gaseous fluid as the energy storage medium and turbine working...
4339923 Scoop for removing fluid from rotating surface of two-phase reaction turbine  
An improved scoop is usable in combination with a wheel providing a rotating peripheral surface with an annular body of liquid supported on that surface and rotating with the wheel. The improvement...
4333313 Gas powered, closed loop power system and process for using same  
This invention relates to a gas powered, closed loop power generating system which generates power substantially as a result of the flow of gas through its power generating means. Gas flows through...
4330084 Method for operating a heating power plant and heating power plant for carrying out the method  
A heating power plant and a process for operating the power plant with the power plant containing a thermal power installation for producing mechanical motive energy for driving an energy supply...
Matches 151 - 200 out of 289 < 1 2 3 4 5 6 >