Matches 1 - 50 out of 179 1 2 3 4 >


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US20110314816 NONFRACTIONALIZED BIOMASS-FUELED REFRIGERANT-BASED COGENERATION  
A system and method for cogeneration of electricity and useful heat utilizing non-fractionalized biomass as a fuel whose combustion in thermal proximity to a heat transfer medium, preferably...
US20120111004 MODULAR ENERGY HARVESTING SYSTEM  
A modular energy harvesting system. The system preferably uses an organic Rankine cycle heat engine to recover energy from relatively low-temperature heat sources. The system is both modular and...
US20120255302 HEATING, COOLING AND POWER GENERATION SYSTEM  
A thermal separator/power generator uses the thermodynamic properties of refrigerant substances to provide supplemental heating, cooling, and power without emitting any additional greenhouse gases...
US20140096504 COMPRESSED AIR ENERGY SYSTEM INTEGRATED WITH GAS TURBINE  
An apparatus performs a power cycle involving expansion of compressed air utilizing high pressure (HP) and low pressure (LP) air turbines located upstream of a gas turbine. The power cycle...
US20130318969 HEAT RECOVERY USING ORGANIC RANKINE CYCLE  
A system includes a heat exchanger and an organic Rankine cycle system. The heat exchanger is configured to exchange heat between extraction air from a power block and nitrogen from an air...
US20130227947 APPARATUS AND METHOD FOR INCREASING POWER PLANT EFFICIENCY AT PARTIAL LOADS  
For increasing power plant efficiency during periods of variable heat input or at partial loads, a motive fluid is cycled through a Rankine cycle power plant having a vaporizer and a superheater...
US20100319346 SYSTEM FOR RECOVERING WASTE HEAT  
A waste heat recovery system includes at least two integrated rankine cycle systems coupled to at least two separate heat sources having different temperatures. The first rankine cycle system is...
US20120023940 HIGH PERFORMANCE ORC POWER PLANT AIR COOLED CONDENSER SYSTEM  
An air-cooled condenser system for an Organic Rankin Cycle power plant includes a support structure formed of a plurality of truss members that are coupled together in a spaced apart orientation...
US20080168772 Cascaded Organic Rankine Cycles for Waste Heat Utilization  
A pair of organic Rankine cycle systems (20, 25) are combined and their respective organic working fluids are chosen such that the organic working fluid of the first organic Rankine cycle is...
US20110154822 MICRO-SCALE ENGINES, COMPONENTS, AND METHODS FOR GENERATING POWER  
Heat engines suitable for large-scale or micro-scale fabrication supply power from a power turbine. The power turbine is driven in part by an ejector in which a working fluid is utilized as a...
US20130133328 The Timlin Cycle - A Binary Condensing Thermal Power Cycle  
One embodiment of an improved thermal power cycle comprising a wet binary motive fluid, pump (21), evaporator (22), expander (23), and condenser (24). Using a binary motive fluid, it can operate...
US20090282840 ENERGY STORAGE AND GENERATION  
The present invention concerns systems for storing energy and using the stored energy to generate electrical energy or drive a propeller (505). In particular, the present invention provides a...
US20060037319 Building energy capture and reserve system  
An energy conversion apparatus and method using captured energy of building wind resistance, supplemented by solar radiation and by liquefied air transferred to the building or made by excess...
US20110061386 HEAT PIPES FOR TRANSFERRING HEAT TO AN ORGANIC RANKINE CYCLE EVAPORATOR  
A first portion of each of a plurality of Qu-type heat pipes is disposed in a hot gas path, and a second portion of each of the plurality of Qu-type heat pipes disposed away from the hot gas path....
US20150260058 POWER RECOVERY SYSTEM USING A RANKINE POWER CYCLE INCORPORATING A TWO-PHASE LIQUID-VAPOR EXPANDER WITH ELECTRIC GENERATOR  
A power recovery system using the Rankine power cycle incorporating a two-phase liquid-vapor expander with an electric generator which further consists of a heat sink, a heat source, a working...
US20130213041 APPARATUS AND METHOD FOR INCREASING POWER PLANT EFFICIENCY AT PARTIAL LOADS  
In a method for increasing power plant efficiency during periods of variable heat input or at partial loads, a motive fluid is cycled through a Rankine cycle power plant having a vaporizer and a...
US20130227948 METHOD AND SYSTEM FOR CONVERTING THERMAL POWER, DELIVERED FROM A VARIABLE TEMPERATURE HEAT SOURCE, INTO MECHANICAL POWER  
The present invention concerns a method and a system for converting thermal power delivered from a variable temperature heat source into mechanical power by means of a closed thermodynamic cycle....
US20110146277 FLUID FEEDBACK PUMP TO IMPROVE COLD START PERFORMANCE OF ORGANIC RANKINE CYCLE PLANTS  
A system and method improves cold start performance of an organic Rankine cycle (ORC) plant. The system includes one or more pumps configured to pump condensed fluid from points of natural...
US20140060050 ORGANIC RANKINE CYCLE FOR CONCENTRATED SOLAR POWER SYSTEM  
Systems and methods for transforming solar energy into mechanical and/or electrical energy by using an ORC fluid in an ORC cycle configuration. The ORC cycle configuration includes a heat source...
US20140069098 POWER-GENERATING DEVICE AND POWER-GENERATING METHOD USING ORGANIC RANKINE CYCLE  
A power-generating device using an organic Rankine cycle uses heat recovered from an exhaust gas treated in an exhaust gas treatment device, the power-generating device including a heat exchanger,...
US20110167824 Configurations And Methods For Waste Heat Recovery And Ambient Air Vaporizers In LNG Regasification  
Contemplated power plants and LNG regasification facilities employ a combination of ambient air and non-ambient air as continuous heat sources to regasify LNG and to optimize power production....
US20110253126 Net Zero Energy Building System  
Net zero energy building systems are disclosed. In some embodiments, the systems include the following: roofing panels positioned on a roof of a building, the roofing panels being made of an array...
US20100154381 COMBINED BRAYTON - RANKINE CYCLE  
A power generation system that comprises a first power generator; a first turbine operable to drive the first power generator; a vaporizer operable to vaporize a working fluid, wherein the...
US20130133324 HYBRID SOLAR POWER PLANT  
A solar power plant includes a first solar reflective system configured to heat a first heat transfer fluid to a temperature within a first temperature range and at least a second solar reflective...
US20150135709 CASCADED POWER PLANT USING LOW AND MEDIUM TEMPERATURE SOURCE FLUID  
The present invention provides a method for operating a plurality of independent, closed cycle power plant modules each having a vaporizer comprising the steps of serially supplying a medium or...
US20060236698 Waste heat recovery generator  
A low grade waste heat recovery generator system is presented. The system comprises an expander generator set having a compressor rotatably coupled to a generator. The compressor rotates in a...
US20130000302 Thermodynamic Cycle  
A method of improving heat utilization in a thermodynamic cycle, the method comprising heating a working stream in a at least one distillation assembly to produce a rich stream and a lean stream;...
US20090038310 Method for preventing chlorine deposition on the heat-transferring surfaces of a boiler  
The invention relates to a method for preventing chlorine deposition on the heat-transferring surfaces of a boiler, particularly on the superheater, in which boiler a fuel with a chlorine content,...
US20060277910 Working medium for cyclic steam processes  
A steam cycle with a steam generator, adapted to have thermal energy transferred to an operating medium and a power engine adapted to convert the thermal energy comprised in the operating medium...
US20110048012 ENERGY RECOVERY SYSTEM AND METHOD USING AN ORGANIC RANKINE CYCLE WITH CONDENSER PRESSURE REGULATION  
An energy recovery system and method using an organic rankine cycle is provided for recovering waste heat from an internal combustion engine, which effectively controls condenser pressure to...
US20130174550 SYSTEMS AND METHODS FOR COLD STARTUP OF RANKINE CYCLE DEVICES  
A Rankine cycle device includes a heat exchanger for supplying heat to a working fluid and an expansion device for expanding the working fluid. A valve is disposed between the heat exchanger and...
US20120001436 POWER GENERATOR USING A WIND TURBINE, A HYDRODYNAMIC RETARDER AND AN ORGANIC RANKINE CYCLE DRIVE  
An electric power generating system is provided that uses a wind turbine to generate waste-heat that is utilized in an organic Rankine Cycle drive that converts heat energy into rotation of a...
US20100154471 Imported LNG treatment  
The process of treating imported heating grade source LNG to form engine fuel grade LNG, and/or produce power.
US20130104548 USE OF COMPOSITIONS COMPRISING 1,1,1,2,3-PENTAFLUOROPROPANE AND OPTIONALLY Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE IN POWER CYCLES  
A method is provided for converting heat from a heat source to mechanical energy. The method comprises heating a working fluid using heat supplied from the heat source; and expanding the heated...
US20090158771 Heat Transfer compositions  
Heat transfer compositions are usable in their own right or are suitable as a replacement for existing refrigeration usages. The compositions possess a reduced Greenhouse Warming Potential, yet...
US20090000299 SYSTEM AND METHOD FOR RECOVERING WASTE HEAT  
A waste heat recovery system includes at least two integrated rankine cycle systems coupled to at least two separate heat sources having different temperatures. The first rankine cycle system is...
US20140373542 ORGANIC RANKINE CYCLE SYSTEM  
The application discloses an organic Rankine Cycle system with a generating unit, a condenser for condensing an organic work fluid, a feeder pump for circulating the organic work fluid and an...
US20090320477 Supplementary Thermal Energy Transfer in Thermal Energy Recovery Systems  
A system for controlled recovery of thermal energy and conversion to mechanical energy. The system collects thermal energy from a reciprocating engine (for example, from engine jacket fluid) and...
US20080307789 Integration of Lng Regasification with Refinery and Power Generation  
Contemplated plants thermally integrate operation of a refinery component, and most preferably of a hydrocarbon splitter with LNG regasification to provide refrigeration duty and with a power...
US20130036737 POWER GENERATION FROM LOW-TEMPERATURE HEAT  
The invention relates to a method for converting heat energy into mechanical energy by means of a Rankine cycle. In the Rankine cycle the circulating working fluid is pumped to a pressure above...
US20130199185 Improved Heat Utilization In ORC Systems  
Apparatus, systems and methods are provided for the improved use of waste heat recovery systems which utilize the organic Rankine cycle (ORC) to generate mechanical and/or electric power from...
US20120047890 Advanced tandem organic rankine cycle  
Advanced Tandem Organic Rankine Cycle (AT ORC) is described for recovering power from source of heat energy into two separated independent cycles with organic fluid of propane or mix of light...
US20140174083 CRYOGENIC FUEL SYSTEM WITH AUXILIARY POWER PROVIDED BY BOIL-OFF GAS  
A system in one embodiment includes a detection unit, a boil-off auxiliary power unit, and a controller. The detection unit is configured to detect a characteristic of a boil-off gas stream from a...
US20130133327 SYSTEM AND PROCESS FOR GENERATION OF ELECTRICAL POWER  
A system and process for generation of electrical power is provided. Electrical power is generated by a system including two integrated power cycles, a first power cycle utilizing water/steam as a...
US20130118169 SYSTEM AND PROCESS FOR GENERATION OF ELECTRICAL POWER  
A system and process for generation of electrical power is provided. Electrical power is generated by a system including two integrated power cycles, a first power cycle utilizing water/steam as a...
US20090229265 Method and Device for Converting Thermal Energy Into Mechanical Work  
The invention relates to a method for converting thermal energy into mechanical work. Said method comprises the following steps which are performed as a cycle: A liquid work medium is fed from a...
US20150152747 EXTERNAL HEAT ENGINES  
An engine includes a plurality of vessels coupled to a rotatable frame and arranged about a center of rotation of the rotatable frame. Conduits connect pairs of vessels to allow mass to move...
US20140096524 Heat Engine and Heat to Electricity Systems and Methods with Working Fluid Mass Management Control  
Aspects of the disclosure generally provide a heat engine system and a method for regulating a pressure and an amount of a working fluid in a working fluid circuit during a thermodynamic cycle. A...
US20150000280 ELECTRICITY GENERATION DEVICE AND METHOD  
The present invention relates to electricity generation devices and methods that use a cryogenic fluid such as liquid nitrogen or liquid air and a source of low grade waste heat, and means of...
US20150218969 METHOD FOR CHARGING AND DISCHARGING A HEAT ACCUMULATOR AND SYSTEM FOR STORING AND RELEASING THERMAL ENERGY SUITABLE FOR SAID METHOD  
A method for charging and discharging a heat accumulator in a charge cycle and in a discharge cycle is provided. The discharging takes place by means of a steam turbine which has a high-pressure...

Matches 1 - 50 out of 179 1 2 3 4 >