Matches 1 - 50 out of 84 1 2 >


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US20160178129 Method of Storing Energy and a Cryogenic Energy Storage System  
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...
US20100154419 ABSORPTION POWER CYCLE SYSTEM  
An absorption power cycle system utilizes the working fluid from an absorption circuit to produce mechanical work. Such a system is useful in a wide range of absorption cycle applications.
US20090193780 Power Generation System for a Marine Vessel  
The present invention relates to a power generation system for a marine vessel including a gas-fired power generation unit such as a gas turbine arranged to receive unodorized natural gas that has...
US20140260252 STABILIZED HFO AND HCFO COMPOSITIONS FOR USE IN HIGH TEMPERATURE HEAT TRANSFER APPLICATIONS  
The present invention relates, in part, to HFO and/or HCFO based working compositions exhibiting chemical and thermal stability in high temperature heat transfer systems. In certain aspects, the...
US20050188697 Fluorinated ketone and fluorinated ethers as working fluids for thermal energy conversion  
Polyfluorinated ethers and polyfluorinated ketones and mixtures thereof, preferably polyfluorinated ethers such as methyl(trifluoroethyl)ether (CH3OCH2CF3), methyl(heptafluoropropyl)ether...
US20110072819 HEAT RECOVERY SYSTEM BASED ON THE USE OF A STABILIZED ORGANIC RANKINE FLUID, AND RELATED PROCESSES AND DEVICES  
A heat recovery system is disclosed, and includes a thermally-stable, organic working fluid which is based on a mixture of thiophene or a derivative thereof, and at least one hydrocarbon having a...
US20090179429 Efficient low temperature thermal energy storage  
Thermal energy derived from a low temperature heat source is stored in one reservoir above ambient temperature and in another reservoir below ambient temperature for use in driving an organic...
US20100192575 PROCESS AND SYSTEMS  
An apparatus for recovering energy from an osmotic system, said apparatus comprising: (i) a feed stream (143,251); (ii) pressure means (140,150, 250, 254) to pressurise said feed stream; (iii) a...
US20090056333 Working Fluid For An Orc Process, Orc Process and Orc Apparatus  
The invention relates to working fluids for energy conversion in a thermal ORC process for combined generation of electrical and heat energy. The heat source used is in particular thermal water....
US20130174552 NON-AZEOTROPIC WORKING FLUID MIXTURES FOR RANKINE CYCLE SYSTEMS  
A power generation system includes a non-azeotropic working fluid mixture and a Rankine cycle system. The Rankine cycle system includes a turbine generator that is driven by vapor of the first...
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...
US20130145763 RECOVERY FOR THERMAL CYCLES  
A gas burner system may include a first burner configured to burn gas to produce burned gas in a first portion of the waste gas burner system and a second burner configured to burn gas to produce...
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...
US20120036854 TRANSCRITICAL THERMALLY ACTIVATED COOLING, HEATING AND REFRIGERATING SYSTEM  
A combined vapor compression and vapor expansion system uses a common refrigerant which enables a super-critical high pressure portion and a sub-critical low pressure portion of the vapor...
US20120031096 Low Grade Heat Recovery from Process Streams for Power Generation  
Methods are described for generating electrical power from low grade heat sources from refining and petrochemical processes, including overhead vapors from vapor-liquid contacting apparatuses such...
US20130160449 CASCADED ORGANIC RANKINE CYCLE SYSTEM  
A cascaded Organic Rankine Cycle (ORC) system includes a bottoming cycle working fluid is first evaporated and then superheated and a topping cycle working fluid is first desuperheated and then...
US20100146974 SYSTEM FOR RECOVERING WASTE HEAT  
A waste heat recovery system includes a heat generation system including at least two separate heat sources having different temperatures. A rankine cycle system is coupled to the at least two...
US20140000261 TRIPLE EXPANSION WASTE HEAT RECOVERY SYSTEM AND METHOD  
A waste heat recovery system is provided. The waste heat recovery system includes a Rankine cycle system for circulating a working fluid. The Rankine cycle system includes at least one first waste...
US20080264062 Isothermal power  
This invention provides means for producing power by using isothermal compressors and isothermal expanders. One embodiment has an isothermal compressor that compresses air (or other gas), passes...
US20150135714 PRESSURE POWER UNIT  
The invention relates to energy conversion and generation systems, and more specifically, to a unit for generating and converting energy by way of a pressure differential in a Working Fluid. A...
US20130081395 SYSTEM AND METHOD FOR GENERATING ELECTRIC POWER  
A system includes a gas turbine system, a thermal energy storage device, and a heat recovery system. The gas turbine system is powered by solar energy to generate a first amount of electric power....
US20110061388 DIRECT EVAPORATOR APPARATUS AND ENERGY RECOVERY SYSTEM  
In one aspect of the present invention provides a direct evaporator apparatus for use in an organic Rankine cycle energy recovery system, comprising: (a) a housing comprising a heat source gas...
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...
US20100326076 OPTIMIZED 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...
US20140102098 BYPASS AND THROTTLE VALVES FOR A SUPERCRITICAL WORKING FLUID CIRCUIT  
Aspects of the invention disclosed herein generally provide heat engine systems and methods for recovering energy, such as by generating electricity from thermal energy. Generally, the heat engine...
US20110083437 RANKINE CYCLE SYSTEM  
The rankine cycle system includes an evaporator coupled to a heat source and configured to circulate a working fluid in heat exchange relationship with a hot fluid from the heat source so as to...
US20070235583 LIGHTER-THAN-AIR AIRCRAFT INCLUDING A CLOSED LOOP COMBUSTION GENERATING SYSTEM AND RELATED METHODS FOR POWERING THE SAME  
A lighter-than-air aircraft includes a gas envelope for containing a buoyant gas, and a propulsion system is carried by the gas envelope. A solar panel is carried by the gas envelope for powering...
US20120085096 CAPACITY AND PERFORMANCE OF PROCESS COLUMNS BY OVERHEAD HEAT RECOVERY INTO AN ORGANIC RANKINE CYCLE FOR POWER GENERATION  
Heat recovery systems and methods for producing electrical and/or mechanical power from heat by-product of an overhead stream from a process column are provided. Heat recovery systems and methods...
US20150275699 METHOD FOR AUTOMATICALLY CONTROLLING A VAPOR CONTENT OF A WORKING MEDIUM HEATED IN A VAPORIZER OF A SYSTEM FOR CARRYING OUT A THERMODYNAMIC CYCLE, CONTROL UNIT FOR A SYSTEM, SYSTEM FOR A THERMODYNAMIC CYCLE, AND ARRANGEMENT CONSISTING OF AN INTERNAL COMBUSTION ENGINE AND A SYSTEM  
A method for automatically controlling a steam content of a working medium heated in an evaporator of a system for carrying out a thermodynamic cycle with the following steps: carrying out a phase...
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...
US20090266075 PROCESS AND DEVICE FOR USING OF LOW TEMPERATURE HEAT FOR THE PRODUCTION OF ELECTRICAL ENERGY  
The invention relates to the using of low temperature heat for the production of electrical energy by using of supercritical carbon dioxide as working fluid. It included a process and a device for...
US20130134720 WASTE HEAT UTILIZATION APPARATUS  
A Rankine cycle circuit is constituted by an expander, which forms a fluid machine, a condenser, a gear pump, which forms a fluid machine, and a boiler. A discharge passage is connected to a...
US20080163625 APPARATUS AND METHOD FOR PRODUCING SUSTAINABLE POWER AND HEAT  
An integrated system provides electricity and heat from solar, waste heat, biomass and fossil fuel energy. The system operates with a volatile organic working fluid that circulates in a variable...
US20120291433 LOW TEMPERATURE RANKINE CYCLE SOLAR POWER SYSTEM WITH LOW CRITICAL TEMPERATURE HFC OR HC WORKING FLUID  
This invention relates to a low temperature solar thermal power system, which combines the solar hot water collectors with the organic Rankine cycle system using the low critical temperature...
US20110094227 Waste Heat Recovery System  
In one embodiment, a waste heat recovery system includes a Rankine cycle system that circulates a working fluid that absorbs heat from exhaust gas. The Rankine cycle system includes an evaporator...
US20100005802 System for Producing Mechanical Energy from Electrical Energy  
A system for producing mechanical energy from electrical energy. The system has a source of electrical current, a boiler device for producing hot vapor from an electrically-conductive liquid...
US20120151923 Waste Heat Recovery in a Chemical Process and Plant, Particularly for the Synthesis of Ammonia  
A method for recovering waste heat in a process for the synthesis of a chemical product, particularly ammonia, where the product is used as the working fluid of a thermodynamic cycle; the waste...
US20120067049 SYSTEMS AND METHODS FOR POWER GENERATION FROM MULTIPLE HEAT SOURCES USING CUSTOMIZED WORKING FLUIDS  
A power generating system in one embodiment employs a Rankine Cycle system that is coupled to multiple heat sources. The Rankine cycle system includes a customized working fluid that comprises a...
US20100212316 Thermodynamic power generation system  
A power generation system that includes a heat source loop that supplies heat to a turbine loop. The heat can be waste heat from a steam turbine, industrial process or refrigeration or...
US20140026573 HYBRID THERMAL CYCLE WITH ENHANCED EFFICIENCY  
A flow of first working fluid (F1) is provided to a boiler (203) to produce (104) a flow of first working fluid vapor. A second working fluid (F2) in vaporous form is compressed (106), after which...
US20110265476 OPERATIONAL FLUID FOR A VAPOUR CIRCUIT PROCESSING DEVICE AND A METHOD FOR OPERATING SAME  
The invention relates to an operating fluid for a steam cycle process apparatus comprising a steam generator, an expander, a condenser and a reservoir for the operating fluid, comprising a working...
US20160333747 Prime Mover with Recovered Energy Induced Source and Sink Temperature  
A system for using recovered energy to increase the source to sink temperature differential for heating and cooling the working fluid of a prime mover, and in particular to a heat of compression...
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...
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...
US20140311146 FLUORINATED OXIRANES AS ORGANIC RANKINE CYCLE WORKING FLUIDS AND METHODS OF USING SAME  
A process and an apparatus for converting thermal energy into mechanical energy in a Rankine cycle is provided. The process and apparatus include a working fluid that comprises a fluorinated...
US20140007577 Method and System for the Utilization of an Energy Source of Relatively Low Temperature  
A method of extracting energy from an external heat source. The method comprises the steps of: a) compressing a medium in the liquid phase using an external power source to obtain a compressed...
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...
US20100242479 TRI-GENERATION SYSTEM USING CASCADING ORGANIC RANKINE CYCLE  
A tri-generation system comprises a heat generation system, a first rankine cycle system, a second rankine cycle system, a cascaded heat exchange unit, at least one first heat exchanger coupled to...
US20080072597 ELECTRICALLY CONDUCTIVE LIQUID PISTON ENGINE  
A liquid piston engine utilizing an electronically or electrically conductive liquid medium. A method is provided for utilizing the electrically conductive liquid piston engine.
US20160108762 FALLING FILM EVAPORATOR FOR POWER GENERATION SYSTEMS  
A system (10) includes a condenser (12) with an inlet (22) and an outlet (24), a pump (14) with an outlet (28) and with an inlet (26) connected to the outlet (24) of the condenser (12), and an...

Matches 1 - 50 out of 84 1 2 >