| Patents for F01K 25 - Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for (4,827) |
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| 05/15/2001 | US6230494 Power generation system and method |
| 05/09/2001 | CN1065593C Method and appts. for converting heat from geothermal liquid and geothermal steam to electric power |
| 05/03/2001 | WO2001006095A3 High efficiency turbine |
| 05/01/2001 | US6223532 Multicycle energy riffle |
| 05/01/2001 | US6223522 Combined cycle power plant and method using both light and heavy oils |
| 04/18/2001 | CN1291679A Device and method to transfer heat into usable energy |
| 04/17/2001 | US6216436 Integrated gasification combined cycle power plant with kalina bottoming cycle |
| 04/10/2001 | US6213059 Technique for cooling furnace walls in a multi-component working fluid power generation system |
| 03/20/2001 | US6202418 Material selection and conditioning to avoid brittleness caused by nitriding |
| 03/06/2001 | US6195999 Electrochemical engine |
| 03/06/2001 | US6195998 Regenerative subsystem control in a kalina cycle power generation system |
| 03/06/2001 | US6195997 Energy conversion system |
| 02/15/2001 | WO2001011199A1 Fundaments and system for generating power and potable water |
| 02/14/2001 | EP1075630A1 Systems and methods for converting thermal energy |
| 02/14/2001 | EP1075588A1 Producing power from pressurized liquefied natural gas |
| 02/14/2001 | CN1284151A Multistep steam power operating method for generating electric power in cycle and device for implementation thereof |
| 02/14/2001 | CN1283777A Low temp liquid evaporator |
| 01/30/2001 | US6178750 Method and apparatus for converting thermal energy into work |
| 01/25/2001 | WO2001006095A2 High efficiency turbine |
| 01/25/2001 | DE19933761A1 Secondary circuit thermal engine unit for machine or vehicle drive has expansion and compression machines mechanically connected but thermally separated |
| 01/25/2001 | CA2379761A1 High efficiency turbine |
| 01/24/2001 | EP1070830A1 Method and apparatus of converting heat to useful energy |
| 01/17/2001 | CN1060842C Vapor force engine |
| 01/16/2001 | US6173563 Modified bottoming cycle for cooling inlet air to a gas turbine combined cycle plant |
| 01/10/2001 | EP1066452A1 Producing power from liquefied natural gas |
| 01/04/2001 | DE19921366A1 Arrangement for increasing energy productivity has system for converting heat into power with e.g. thermal power coupling, temporary heat storage, reverse heat transfer arrangements |
| 01/03/2001 | CN1278890A Heat engine with an improved degree of efficiency |
| 01/02/2001 | US6167705 Vapor temperature control in a kalina cycle power generation system |
| 12/20/2000 | CN1277653A Fast power regulating process for a steam generating power plant and steam generating power plant |
| 12/12/2000 | US6158237 Rotatable heat transfer apparatus |
| 12/12/2000 | US6158221 Waste heat recovery technique |
| 12/12/2000 | US6158220 Distillation and condensation subsystem (DCSS) control in kalina cycle power generation system |
| 12/07/2000 | WO2000073631A1 Thermal powerplant |
| 12/07/2000 | DE19921336A1 Heat-driven power station combines discrete carbon dioxide and ammonia gas circuits to operate at higher conversion efficiency ratio |
| 12/06/2000 | EP1058069A1 Absorber |
| 12/06/2000 | CN1275707A Absorption device |
| 12/05/2000 | US6155053 Technique for balancing regenerative requirements due to pressure changes in a Kalina cycle power generation system |
| 12/05/2000 | US6155052 Technique for controlling superheated vapor requirements due to varying conditions in a Kalina cycle power generation system cross-reference to related applications |
| 11/30/2000 | WO2000071944A1 A semi self sustaining thermo-volumetric motor |
| 11/16/2000 | WO2000068546A1 Refrigerating power machine |
| 11/16/2000 | DE19921471A1 Kältekraftmaschine Cold engine |
| 11/08/2000 | EP0812378A4 Preheated injection turbine cycle |
| 11/07/2000 | US6141966 Power generating device employing hydrogen absorbing alloy and low heat |
| 10/31/2000 | US6138456 Pressure exchanging ejector and methods of use |
| 10/26/2000 | DE19916275A1 Extracting energy from gravitational forces by electrolysis of water and recombination of hydrogen and oxygen in high-altitude fuel cell |
| 10/25/2000 | EP0805909A4 Hybrid two-phase turbine |
| 10/19/2000 | DE19916578A1 Steam generator for textile cleaning machines is hydrogen-operated |
| 10/18/2000 | CN1057585C Method and apparatus for increasing efficiency and productivity in a power generation cycle |
| 10/10/2000 | US6128904 Hydride-thermoelectric pneumatic actuation system |
| 10/03/2000 | US6125632 Technique for controlling regenerative system condensation level due to changing conditions in a Kalina cycle power generation system |
| 09/28/2000 | WO2000057105A1 Closed cycle power plant |
| 09/27/2000 | EP1039097A2 Transport of high viscosity fuel to a power generation plant |
| 09/27/2000 | EP1038094A2 Multistep steam power operating method for generating electric power in a cycle and device for the implementation thereof |
| 09/26/2000 | US6122915 Multistage two-phase turbine |
| 09/14/2000 | DE19911321A1 Operating method for mobile pneumatic engine stores energy carrier in liquefied state and extracts required volume for re-gasification and supply into engine |
| 09/14/2000 | DE19910216A1 Process to convert calorific energy into mechanical work by extracting limited fusion heat from paraffin and using expansion volume to generate enery |
| 09/12/2000 | US6116031 Producing power from liquefied natural gas |
| 09/12/2000 | US6116028 Technique for maintaining proper vapor temperature at the super heater/reheater inlet in a Kalina cycle power generation system |
| 09/06/2000 | EP1032750A1 Heat engine with an improved degree of efficiency |
| 08/31/2000 | DE19907512A1 Apparatus for Organic Rankine Cycle (ORC) process has a fluid regenerator in each stage to achieve a greater temperature differential between the cascade inlet and outlet |
| 08/31/2000 | DE19858712A1 Process for converting thermal energy into mechanical work, e.g. in a turbine, involves a cyclic thermodynamic process using polysiloxane in the vapor phase as heat transfer medium |
| 08/30/2000 | EP1030960A1 Fast power regulating process for a steam generating power plant and steam generating power plant |
| 08/23/2000 | EP1030394A2 Power generation system using a solid oxide fuel cell and method |
| 08/23/2000 | EP0824653B1 Effluent gas treatment |
| 08/22/2000 | US6105369 Hybrid dual cycle vapor generation |
| 08/22/2000 | US6105368 Blowdown recovery system in a Kalina cycle power generation system |
| 08/15/2000 | US6101813 Electric power generator using a ranking cycle drive and exhaust combustion products as a heat source |
| 08/08/2000 | US6098398 Low temperature hydrogen combustion turbine |
| 07/20/2000 | WO2000042354A1 Startup technique using multimode operation in a kalina cycle power generation system |
| 07/20/2000 | WO2000042297A1 Technique for controlling regenerative system condensation level |
| 07/20/2000 | WO2000042296A1 Refurbishing conventional power plants for kalina cycle operation |
| 07/20/2000 | WO2000042295A1 Fluidized bed for kalina cycle power generation system |
| 07/20/2000 | WO2000042294A1 Material selection and conditioning to avoid brittleness caused by nitriding |
| 07/18/2000 | US6089028 Producing power from pressurized liquefied natural gas |
| 07/05/2000 | EP1015738A1 Retrofitting coal-fired power generation systems with hydrogen combustors |
| 06/22/2000 | WO2000036300A1 Method and apparatus for generating electricity using hydraulic turbine of lift power |
| 06/22/2000 | WO2000036281A1 Energy extractor |
| 06/20/2000 | US6076355 Vapor force engine |
| 06/15/2000 | DE19856448A1 Multistage steam powered continuous cycle process for generation of electrical power process operates with steam as working fluid and is carried out in closed multistage gas turbine plant |
| 06/14/2000 | EP1007823A1 Hydrogen fueled power plant |
| 06/13/2000 | CA2154971C System and apparatus for conversion of thermal energy into mechanical and electrical power |
| 06/08/2000 | WO2000032909A1 Ambient temperature sensitive heat engine cycle |
| 06/06/2000 | US6071083 Gas flow director |
| 05/23/2000 | US6065280 Method of heating gas turbine fuel in a combined cycle power plant using multi-component flow mixtures |
| 05/11/2000 | WO2000026509A1 Fluid motor with low evaporation point |
| 05/10/2000 | CN1252606A Heat storage load normalizing power generation system and generation method for said system |
| 05/09/2000 | US6058695 Gas turbine inlet air cooling method for combined cycle power plants |
| 05/03/2000 | EP0996814A1 Engine for exhaust gas produced by explosion |
| 05/03/2000 | CN1052053C Improved liquefied natural gas fueled combined cycle power plant |
| 04/25/2000 | US6052997 Reheat cycle for a sub-ambient turbine system |
| 04/25/2000 | CA2197038C Converting heat into useful energy |
| 04/18/2000 | US6051891 Solar energy power system including vaporization to produce motive power by bouyancy |
| 04/18/2000 | CA2119996C Waste heat boiler |
| 04/06/2000 | DE19845739A1 Thermal power station with liquid or gas solution, has heat exchangers in pressure buffer, collection containers with media for alternate solution heating, heating solution as required, and cooling solution |
| 03/28/2000 | US6041604 Rankine cycle and working fluid therefor |
| 03/14/2000 | US6035643 Ambient temperature sensitive heat engine cycle |
| 03/14/2000 | US6035642 Refurbishing conventional power plants for Kalina cycle operation |
| 03/09/2000 | WO2000012872A1 Hydrodynamic quantum engine |
| 02/23/2000 | EP0839278A4 Multistage two-phase turbine |
| 02/08/2000 | US6021569 Retrofitting coal-fired power generation systems with hydrogen combustors |