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| Number | Title | Issue Date |
| 7347057 | Control of dual-heated absorption heat-transfer machines An absorption, heat-transfer system with an operationally interconnected generator, absorber, condenser, and evaporator; at least two separate heat sources for heating the generator; and a controller for controlling the heat sources. The controller, e.g., a programm... | 03/25/2008 |
| 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 comprises a working fluid and an associating composition; and a first ene... | 03/25/2008 |
| 7331181 | Reheating steam temperature control A heat control system of reheating steam of a power plant, in which method the reheating steam (S3) is superheated in a reheater in a first reheating stage and a second reheating stage. The steam (S6) superheated in the first reheating stage is directe... | 02/19/2008 |
| 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 source streams in an efficient manner utilizing countercurrent exchange. ... | 12/11/2007 |
| 7299633 | Solar dish concentrator with a molten salt receiver incorporating thermal energy storage A solar power system capable of storing heat energy and converting sun light to electrical power. The solar power system includes a solar collection system which gathers and transmits concentrated solar energy to an absorber/cavity. The thermal energy is extracted f... | 11/27/2007 |
| 7288921 | Method and apparatus for providing economic analysis of power generation and distribution An economic dispatch program optimally allocates load demand specifying real power and reactive power to be generated by a power plant among various power generators in a manner so that each of the power generators are operated within its optimal operating space as ... | 10/30/2007 |
| 7264654 | Process and system for the condensation of multi-component working fluids A process and system for condensing a multi-component fluid is disclosed, where the process and system are designed to provide a substantial increase in a heat transfer coefficient during condensation of multi-component fluids resulting in a drastic reduction in siz... | 09/04/2007 |
| 7191597 | Hybrid generation with alternative fuel sources A generating facility is provided for generating electricity from both solar and non-solar energy sources. The solar generating portion of the facility includes capability to directly generate electricity from solar insolation, or to store the solar energy in a tang... | 03/20/2007 |
| 7168252 | Solar heated generator A system for producing electricity includes a boiler unit which has a lens mounted thereon in a position to concentrate solar rays onto fluid contained in the boiler unit. A conduit system has an inlet end fluidically connected to the boiler unit to receive heated f... | 01/30/2007 |
| 7124584 | System and method for heat recovery from geothermal source of heat A system is disclosed for generating energy from a geothermal heat source. The system includes a fluid injection system configured for injecting fluid into a subterranean formation and a fluid extraction system configured for extracting fluid from the subterranean f... | 10/24/2006 |
| 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 of a steam turbine system. The waste heat from the boiler and steam co... | 08/29/2006 |
| 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 between the boiling liquid and its vapor along a length of the apparat... | 06/27/2006 |
| 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 partial pressure effect using waste heat from the engine. The resultant... | 06/20/2006 |
| 7062911 | Natural thermo-carrier heat release system A natural thermo-carrier heat release system that provides open or closed temperature regulation on an object with temperature delta to receive the heat release based on the work principle of descending of a flow at lower temperature and ascending at higher temperat... | 06/20/2006 |
| 7062913 | Heat engine A heat engine (10) achieves operational efficiencies by: 1) recovering waste heat from heat engine expander (14) to preheat heat-engine working fluid, 2) using super-heated working fluid from compressor (402) to pre-heat heat-engine working flui... | 06/20/2006 |
| 7036315 | Apparatus and method for detecting low charge of working fluid in a waste heat recovery system In a waste heat recovery system having a superheat controller, a reference superheat controller operating trajectory is established and compared with operational superheat controller trajectories from time to time and measuring the deviation therebetween to determin... | 05/02/2006 |
| 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 low pressure turbines into condensed water and a feedwater line which ... | 04/25/2006 |
| 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) extending from a combustion chamber of an internal combu... | 04/04/2006 |
| 6996988 | AutoSolar Thermal Electric Conversion (ASTEC) solar power system A thermal collection system has a first tank for storing relatively hot working fluid and a second tank for storing relatively cold working fluid. A heat exchanger is connected for receiving the relatively hot working fluid from the first tank for providing heat to ... | 02/14/2006 |
| 6968700 | Power systems A method for producing electrical power which, in certain aspects, includes producing a water/methanol mixture and feeding it to converting apparatus that produces a feed stream with hydrogen, carbon dioxide, and steam; recovering hydrogen from the feed stream and f... | 11/29/2005 |
| 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 condensate obtained is preheated and redirected back to the boiler as boile... | 11/15/2005 |
| 6959546 | Method and apparatus for energy generation utilizing temperature fluctuation-induced fluid pressure differentials A method and apparatus for producing energy is provided for generating renewable energy. Captive compressed fluid cycles between two coupled containers through a motive power source. The captive compressed fluid flows between the containers in response to a differen... | 11/01/2005 |
| 6951105 | Electro-water reactor steam powered electric generator system An electro-water reactor steam powered electric generator system includes a steam boiler having water and steam chambers, a water intake pipe and a plurality of steam delivery pipes. An electric resistance heater is mounted under and around the boiler having power l... | 10/04/2005 |
| 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) having an elevated temperature sufficient to supply a useabl... | 09/27/2005 |
| 6941757 | Power cycle and system for utilizing moderate and low temperature heat sources A new thermodynamic cycle is disclosed for converting energy from a low temperature stream, external source into useable energy using a working fluid comprising of a mixture of a low boiling component and a higher boiling component and including a higher pressure ci... | 09/13/2005 |
| 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 component and a higher boiling component and including a higher pres... | 08/02/2005 |
| 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 as a generator. The capillary device, such as a loop heat pipe or a c... | 07/19/2005 |
| 6910334 | Power cycle and system for utilizing moderate and low temperature heat sources A new thermodynamic cycle is disclosed for converting energy from a low temperature stream, external source into useable energy using a working fluid comprising of a mixture of a low boiling component and a higher boiling component and including a higher pressure ci... | 06/28/2005 |
| 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 capillary device, such as a heat loop pipe or a capillary pumped loop, i... | 02/22/2005 |
| 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 (1). The working medium is heated in a boiler (6) to a ... | 12/28/2004 |
| 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 efficiency. The increased efficiency is derived from a secondary energy conver... | 12/14/2004 |
| 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 partial pressure effect using waste heat from the engine. The resultant... | 11/16/2004 |
| 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 system and process are composed of the same series of four processing... | 06/22/2004 |
| 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 (3), with at least one recup... | 04/27/2004 |
| 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 incinerator for generating steam with exhaust heat generated by... | 02/10/2004 |
| 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 fuel, such as biomass fuels for co-generation of electricity ... | 10/28/2003 |
| 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 available at the site such as a solar source, a geothermal sour... | 08/05/2003 |
| 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 for burning the combustible gases and driving said genera... | 03/04/2003 |
| 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 solution having an absorbent dissolved therein and generating... | 10/08/2002 |
| 6442938 | Waste processing system and fuel reformer used in the waste processing system A waste-to-energy incineration system, in which the amount and the heat value of exhaust gas largely changes in long and a short periods, comprises an incinerator for burning waste, a boiler in the incinerator for generating steam with exhaust heat genera... | 09/03/2002 |
