Matches 1 - 50 out of 158 1 2 3 4 >
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7578139 Refrigeration system including refrigeration cycle and rankine cycle  
A controller reduces a rotational speed of a Rankine cycle from a predetermined normal rotational speed during an operation of a compressor in a predetermined state when the controller determines...
7487601 Process and system for drying and heat treating materials  
This invention discloses systems and methods for conversion of high moisture waste materials to dry or low moisture products for recycle or reuse. The equipment systems comprise a gas turbine...
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...
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...
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;...
7096665 Cascading closed loop cycle power generation  
Cascading Closed Loop Cycle (CCLC) and Super Cascading Closed Loop Cycle (Super-CCLC) systems are described for recovering power in the form of mechanical or electrical energy from the waste heat...
7062915 High-efficiency otto cycle engine with power generating expander  
High-efficiency combustion engines, including Otto cycle engines, use a steam-diluted fuel charge at elevated pressure. Air is compressed, and water is evaporated into the compressed air via the...
7032384 Steam turbine plant  
Steam turbine plant includes a steam generator, a plurality of low pressure turbines being driven by steam from the steam generator, a plurality of steam condensers to condense the steam from the...
7021059 Heat exchange system  
A heat exchange system is provided in which low temperature water from a supply pump ( 15 ) is split and supplied to an auxiliary evaporator ( 17 ) provided so as to cover an exhaust port ( 16 )...
6964167 Method for operating a steam power installation and corresponding steam power installation  
The invention relates to a method for operating a steam power installation, whereby steam produced in a boiler is condensed in a condenser after passing through at least one turbine, and the...
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...
6948315 Method and apparatus for a waste heat recycling thermal power plant  
This invention, a waste heat recycling thermal power plant ( 1000 ), extracts heat from the environment, and concentrates this heat to produce a cfc super-ambient temperature heat source ( 1330 )...
6918254 Superheater capillary two-phase thermodynamic power conversion cycle system  
A two-phase thermodynamic power system includes a capillary device, vapor accumulator, superheater, an inline turbine, a condenser, a liquid pump and a liquid preheater for generating output power...
6857269 Capillary two-phase thermodynamic power conversion cycle system  
A two-phase thermodynamic power system includes a capillary device, an inline turbine, and a condenser for generating output power as a generator or receiving input power as a refrigerator. The...
6834503 Method for the operation of a steam thermal engine, in particular as a vehicle power unit  
The invention relates to a method for the operation of a steam thermal engine, whereby the hot steam from a working medium is converted into kinetic energy, by means of a pressure-releasing device...
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...
6820423 Method for improving power plant thermal efficiency  
Embodiments of the invention include a method for retrofitting a power plant that reduces the consumption of fossil fuel using compressed heated air by retrofitting the power plant by adding at...
6817182 High-efficiency Otto cycle engine with power generating expander  
High-efficiency combustion engines, including Otto cycle engines, use a steam-diluted fuel charge at elevated pressure. Air is compressed, and water is evaporated into the compressed air via the...
6751959 Simple and compact low-temperature power cycle  
A simple, compact, and relatively efficient thermodynamic power cycle system and process for extracting heat from a heat source stream and converting a portion of the heat to mechanical power. The...
6725663 Power plant and associated starting method  
The invention relates to a power plant ( 1 ), with at least one turbo group ( 2 ) comprising at least one turbine ( 3 ) and at least one main burner ( 5 ) which is arranged upstream of the turbine...
6688106 Waste processing system and fuel reformer used in the waste processing system  
A waste-to-energy incineration system, in which the amount and heat value of exhaust gas largely changes in long and short periods, comprises an incinerator for burning waste, a boiler in the...
6637206 Method and apparatus for combined steam boiler/combuster and gasifier  
A method and apparatus for providing a steam boiler/combuster and gasifier that uses a primary dirty fuel, such as waste materials, or high-polluting fossil fuels, and a secondary low-polluting...
6601391 Heat recovery  
A waste heat recovery system incorporates a contactor for counter current direct heat exchange between a non-condensible gas and a liquid, typically hot water. The water is from a heat source...
6526754 Combined cycle power plant  
A combined cycle power plant includes a gasifier for converting biomass material, low grade coal, etc., to combustible gases and producing heat, an internal combustion engine coupled to a generator...
6460338 Absorption waste-heat recovery system  
An absorption waste-heat recovery system includes a high temperature generator for directly receiving a heat medium fluid containing waste heat for recovering heat therefrom and concentrating a...
6298665 Power generating device employing hydrogen absorbing alloys and low heat  
A power generating device employing hydrogen absorbing alloy and low heat and further comprising: two types of hydrogen absorbing alloys which are able to reversibly absorb and release hydrogen gas...
6282900 Calcium carbide power system with waste energy recovery  
A calcium carbide based power system for stationary and mobile power plants. The carbide is reacted with water to create heat and acetylene, with the acetylene then being burned to heat a boiler...
6164072 Method and apparatus for matching a secondary steam supply to a main steam supply of a nuclear or thermal renewable fueled electric generating plant  
The present invention is a method and apparatus for matching a secondary steam supply to a main steam supply of a limited enthalpy steam generator when the limited enthalpy steam generator is...
6032468 Method and device for generating steam  
A conventional steam power plant or a combined power plant is provided with intermediate superheating. At least part of the superheated steam in the superheater (3) and the intermediately...
6012290 Condenser performance optimizer in steam power plants  
A large electrical power plant includes two operating units, one of which is more efficient and is run as a base load unit. The less efficient operating unit is run only during periods of peak...
6009711 Apparatus and method for producing power using geothermal fluid  
An apparatus for producing power from a geothermal fluid that is a mixture of high pressure steam and brine comprising a separator, a steam turbine coupled to a generator, a steam condenser, the...
5996350 Method and apparatus for the superheating of steam  
An apparatus and a method for the superheating of steam is used, in particular, for converting saturated steam into hot steam in the field of nuclear energy generation. As a result of at least...
5953918 Method and apparatus of converting heat to useful energy  
A method and apparatus for implementing a thermodynamic cycle. A heated gaseous working stream including a low boiling point component and a higher boiling point component is separated, and the low...
5950418 Electrical power plant  
An electrical power generating system has been invented, with, in one aspect, a combustion chamber for the combustion of oxygen and hydrogen and for producing hot water and hot gas, a first turbine...
5943865 Reheating flue gas for selective catalytic systems  
A method and apparatus for controlling the temperature of a flue gas stream entering a Selective Catalytic Reduction chamber in a steam generating power plant that utilizes Selective Catalytic...
5925223 Process for improving thermal efficiency while producing power and desalinating water  
A process and apparatus for improving the thermal efficiency of a steam turbine power generating plant while simultaneously desalinating seawater or brine and purifying water which contains...
5893268 Fusion heat recovery and combustion gases filtering system with electric power production  
The system comprises providing every oven (1) used in a ceramic enamelling plant with an operative unit (3) that works with an exchanger (4) and a filter (5) that allows most of the waste products...
5857322 Hybrid solar and fuel fired electrical generating system  
An electric power generation system combines a gas turbine generator with a solar power plant and utilizes the gas turbine exhaust for steam superheating and feed water heating only. The solar...
5850740 Fluidized bed power plant, and control apparatus and method thereof  
A power plant has two fluidized beds, one of the fluidized beds being used for generating main steam and the other being used for generating reheated steam. Further, the power plant includes a...
5839282 Method and means for using a two phase fluid  
A method for using a two-phase fluid includes separating the fluid into its two phases, one of which is a hot gas containing energy in the form of latent heat, and one of which is a hot liquid...
5822974 Hybrid biomass and natural gas/oil power generation system  
A hybrid biomass natural gas/oil power generator system includes a circulating fluidized bed boiler which burns, for example, wood chips, a combustion turbine driven mainly by natural gas and a...
5727379 Hybid solar and fuel fired electrical generating system  
An electric power generation system combines a gas turbine generator with a solar power plant and utilizes the gas turbine exhaust for steam superheating and feed water heating only. The solar...
5720177 Multichambered pump for a vapor compression refrigeration system  
A device and method of operating a diaphragm pump having at least three chambers is used in a vapor compression refrigeration system. Each chamber contains a fluid having a different set of...
5685154 Pressure reducing system and method for using the same  
An energy recovery, pressure reducing system for reducing high pressure gas in a transmission pipeline to a low pressure gas in a consumer pipeline includes an expander system having at least one...
5622605 Process for desalinating water while producing power  
A process and apparatus for desalinating seawater or brine and purifying water which contains minerals, salts, and other dissolved solids while simultaneously generating power. The salinous water...
5603218 Conversion of waste heat to power  
Conversion of heat from high-temperature off-gases into useful work is accomplished with a process having first and second stages. The first stage comprises preheating feed water with heat from the...
5588298 Supplying heat to an externally fired power system  
Apparatus and method for supplying heat to an externally fired power system by using a multistage system having two or more combustion zones. Each combustion zone has an associated heat exchanger...
5588296 Fusion heat recovery and combustion gases filtering system with electric power production  
In a combustion gas heat recovery plant having a plurality of ovens, each oven is provided, at an exhaust passage thereof, with an operative filtering unit. Each operative filtering unit has a heat...
5570578 Heat recovery method and device suitable for combined cycles  
A heat recovery method is disclosed suitable for combined gas turbine/steam turbine cycles including at the exhaust of a gas turbine a waste heat boiler in which water is first treated in a...
5548957 Recovery of power from low level heat sources  
A system based on a refrigeration cycle for converting low grade heat into useful work. A plurality of pressure vessels are interconnected with a common high pressure feed manifold and a common low...
Matches 1 - 50 out of 158 1 2 3 4 >