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7594399 |
System and method for power generation in Rankine cycle
A system for power generation includes a boiler configured to receive heat from an external source and a liquid stream and to generate a vapor stream. The liquid stream comprises a mixture of at...
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7516619 |
Efficient conversion of heat to useful energy
A heat transfer system includes a power sub-system configured to receive a heat source stream, and one or more heat exchangers configured to transfer heat from the heat source stream to a working...
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7497666 |
Pressure exchange ejector
A novel pressure-exchange ejector is disclosed whereby a high energy primary fluid transports and pressurizes a lower energy secondary fluid through direct fluid-fluid momentum exchange. The...
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7493768 |
Method for increasing the efficiency of a gas turbine system and gas turbine system suitable therefor
The aim of the invention is to increase the efficiency of a gas turbine system. Said aim is achieved by transferring at least one portion of the heat of the waste gases of a gas turbine to a...
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7469542 |
Cascade power system
A cascade power system and a method are disclosed for using a high temperature flue gas stream to directly or indirectly vaporize a lean and rich stream derived from an incoming, multi-component,...
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7458217 |
System and method for utilization of waste heat from internal combustion engines
A system and method is disclosed to increase the efficient of internal combustion engines where the system and method converts a portion of thermal energy produced in the combustion process to a...
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7409830 |
Fuel-cell actuated mechanical device
A method generates mechanical energy by storing water in a fuel-cell and a pressure equalization device. The water stored in the fuel-cell is electrolyzed into hydrogen gas and oxygen gas, which...
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7384452 |
Fluid heating method
A method of heating a fluid utilizing a process heater having one or more first combustion zones and one or more second combustion zones. The combustion of a fuel is divided between the first and...
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7372171 |
Fire protection
The present invention concerns a wind power installation comprising a pylon and a pod arranged at the tip of the pylon. The invention further concerns a method of controlling such a wind power...
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7347049 |
Method and system for thermochemical heat energy storage and recovery
Disclosed herein is a system for generating energy, comprising a first heat exchanger in communication with a first heat source; wherein the first heat exchanger contacts a transfer fluid that...
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7305829 |
Method and apparatus for acquiring heat from multiple heat sources
The present invention relates to systems and methods for implementing a closed loop thermodynamic cycle utilizing a multi-component working fluid to acquire heat from two or more external heat...
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7240492 |
Fuel system used for cooling purposes
A hydrogen fuel system in which the fuel is transformed from liquid to gas is used to administer cooling, e.g., air conditioning. The system incorporates first and second stage heat exchangers. The...
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7197876 |
System and apparatus for power system utilizing wide temperature range heat sources
A new method, system and apparatus for power system utilizing wide temperature range heat sources and a multi-component working fluid is disclosed including a heat recovery vapor generator (HRVG)...
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7124587 |
Heat exchange system
The invention is a system for heating hydrocarbon flows with three heat exchangers, wherein the first heat exchanger transfers heat from compressed heated air to a pressurized heat exchange fluid;...
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7065967 |
Process and apparatus for boiling and vaporizing multi-component fluids
A new boiler or heat transfer apparatus is disclosed for use with multi-component working fluids which includes a vapor removal apparatus designed to maintain a substantial compositional identity...
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7062912 |
Integrated heat recovery systems and methods for increasing the efficiency of an oxygen-fired furnace
An air separation unit separates air into an oxygen-rich and oxygen-deficient gas. Fuel gas and the oxygen-rich gas are preheated at heat exchangers through which hot flue gas flows. Combustion of...
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7055326 |
Single flow cascade power system
A cascade power system is disclosed where a single basic working composition (BWC) of a multi-component working fluid stream is fully vaporized in a vaporization subsystem utilizing heat derived...
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7043918 |
Environment-friendly engine system
An environment-friendly engine system is characterized by that hydrogen gas that fuels the engine is generated from water by electrolysis and that the electric power for electrolysis is supplied by...
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7033688 |
Apparatus and method for controlling a fuel cell system
The invention provides integrated fuel cell systems and associated operating methods wherein oxidant flow is controlled in response to an oxygen sensor in an exhaust stream of a fuel cell exhaust...
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7028481 |
High efficiency Brayton cycles using LNG
A modified, closed-loop Brayton cycle power conversion system that uses liquefied natural gas as the cold heat sink media. When combined with a helium gas cooled nuclear reactor, achievable...
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7022168 |
Device for removing carbon dioxide from exhaust gas
In a method for removing carbon dioxide from the exhaust gas from a gas turbine plant ( 11 ), which exhaust gas is subjected to a downstream heat recovery process ( 12, 33 ), preferably in the heat...
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7021060 |
Power cycle and system for utilizing moderate temperature heat sources
A new thermodynamic cycle is disclosed for converting energy from a moderate temperature stream, external source into useable energy using a working fluid comprising of a mixture of a low boiling...
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6983598 |
Engines driven by liquified or compressed gas
An engine has a chamber ( 3 ) accommodating a rotor ( 5 ) providing shaft power from the expansion in the chamber ( 3 ) of a refrigerated or compressed drive fluid admitted to the chamber ( 3 ). A...
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6968690 |
Power system and apparatus for utilizing waste heat
A new Kalina thermodynamic cycle is disclosed where a multi-component working fluid is fully vaporized in a boiler utilizing waste heat streams such as flue gas streams from cement kilns so the...
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6962054 |
Method for operating a heat exchanger in a power plant
The invention is a method for operating a heat exchanger in a power plant by pumping a heat exchange fluid around a set of tubes in the first heat exchanger; increasing the heat exchange fluid...
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6962052 |
Energy generation mechanism device and system
The present invention is converting any environmental heat into a useful form of energy, by utilizing kinetic energy of randomly moving particles, by use a mechanism which selectively block...
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6935109 |
Monoprolellant/hypergolic powered proportional actuator
Systems and methods involving monopropellant and hypergolic powered proportional actuators that may be used in applications such as robotics. A blowdown tank delivers fuel to a reaction site,...
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6923000 |
Dual pressure geothermal system
A new thermodynamic cycle is disclosed for converting energy from a low temperature stream from an external source into useable energy using a working fluid comprising of a mixture of a low boiling...
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6918253 |
Power system with enhanced thermodynamic efficiency and pollution control
An elevated pressure power plant ( 100 ) for cleanly and efficiently oxidizing, gasifying or combusting a fuel. The fuel is oxidized or gasified in a reaction chamber ( 210 ) at a pressure range...
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6898936 |
Compression stripping of flue gas with energy recovery
A method of remediating and recovering energy from combustion products from a fossil fuel power plant having at least one fossil fuel combustion chamber, at least one compressor, at least one...
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6848258 |
Gas transfer energy recovery and effervescence prevention apparatus and method
A gas transfer system and method for dissolving at least one gas into a liquid. The system includes a gas transfer vessel also known as a reactor. A liquid inlet feed is connected to the reactor...
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6845619 |
Integrated system and process for effluent abatement and energy generation
The present invention relates to an effluent abatement/energy generation system, as well as a method, for abating a process effluent gas stream that contains one or more target compounds such as...
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6829895 |
Geothermal system
A new system and method for extracting useful work from geothermal streams is disclosed. The systems and methods of this invention can achieve an estimated 20 to 30% improvement in output...
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6820421 |
Low temperature geothermal system
A new thermodynamic cycle is disclosed for converting energy from a low temperature stream from an external source into useable energy using a working fluid comprising of a mixture of a low boiling...
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6751958 |
Physical chemistry compression
A method and apparatus is disclosed to increase the pressure of a feed gas through chemical compression. A feed gas such as natural gas is introduced into a vessel and is adsorbed onto material...
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6736069 |
Method for generating energy by using exothermic reaction of metal
Disclosed herein is a method for generating energy by using exothermic reaction of metal, comprising the steps of reacting an oxidant containing mostly water with combustion substances mainly...
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6722130 |
Method of producing process steam from a black liquor
Method of producing a process steam from a first black liquor derived in connection with the production of paper pulp, wherein the first black liquor is treated to give a second black liquor of a...
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6715290 |
Fluid mixture separation by low temperature glide heat
Apparatus and process for distilling a fluid mixture using low temperature glide heat are disclosed. A substantial portion of the glide heat is at a temperature lower than the peak distillation...
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6711903 |
Integrated electric power and synthetic fuel plant
A power plant generates electricity from carbonaceous material and fuel provided by a syngas plant such that clean electric power is generated and flue gas emissions are minimized. The syngas plant...
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6655325 |
Power generation system and method with exhaust side solid oxide fuel cell
The present system and method relate to power generation utilizing an exhaust side solid oxide fuel cell. Fuel is burned in an engine in the presence of air. The engine exhaust passes through a...
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6639328 |
Microturbine/capacitor power distribution system
A power generation system is disclosed. In one embodiment, the power generation system includes a fuel source to provide fuel, a turbogenerator, coupled to the fuel source, to generate AC power,...
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6574962 |
KOH flue gas recirculation power plant with waste heat and byproduct recovery
The invention relates to an integrated power plant, which burns fuel using an oxygen-enriched stream in a combustion furnace and converts emissions of air pollutants and carbon dioxide into...
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6568185 |
Combination air separation and steam-generation processes and plants therefore
This invention proposes innovative techniques of NOx reduction in boiler operation through an adaptation of staged combustion in combustion boilers. In preferred processes, air is fed into an air...
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6550234 |
Integrated air-separation/energy-generation process and plant for implementing such a process
Integrated air-separation process and plant, including at least two air separation units ( 1, 101 ), an air compressor ( 13 ), which feeds a combustion chamber and at least one of the air...
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6539719 |
Integration of ceramic oxygen transport membrane combustor with boiler furnace
An oxygen selective ion transport membrane is integrated with a boiler furnace to generate steam and, optionally, high purity oxygen and nitrogen. The heat required to drive the system is obtained...
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6539717 |
Geothermal steam processing
As geothermal steam containing contaminants such as boron, arsenic, and mercury is passed through a turbine-condenser system, the contaminants preferentially collect in the initial condensate...
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6510693 |
Method and device for producing hot working gases
The invention relates to a method for producing hot working gases for a gas turbine system. In a burner, combustion that generates hot combustion waste gas takes place. A portion of the combustion...
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6499300 |
Method for operating a power plant
A power plant and a method for operating a power plant with a CO 2 process is shown. The power plant includes a compressor, a turbine, a generator, a recuperator, and a burner unit with an oxygen...
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6497098 |
Method and device for generating hot combustion waste gases
The invention relates to a process for producing hot combustion waste gases ( 11 ), in particular for a gas turbine system. In a burner ( 2 ), a combustion that produces hot combustion waste gases...
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6484502 |
Power generation system
A power generating system comprising a heating furnace having an ion burner and positioned on the way of a vertical cylindrical path having a lower gas inlet port and an upper gas outlet port, an...
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