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| Number | Title | Issue Date |
| 8146363 | Condenser system A method of substantially preventing contaminants from entering a condenser adapted for use within a steam generating system. A condenser is provided. Steam or a combination of water and steam is passed into the condenser, the condenser operating in a normal mode if... | 04/03/2012 |
| 7926277 | Condensers and their monitoring Disclosed is a method for operating a condenser of the type having a housing inside of which is disposed a bundle of water tubes, a steam inlet for steam to flow inside the housing for contacting the tube bundle for cooling, and having a stagnant air zone during ope... | 04/19/2011 |
| 7390471 | Apparatus and method for catalytic treatment of exhaust gases An exhaust gas treatment apparatus (20) for reducing the concentration of NOx, HC and CO in an exhaust gas stream (18) such as produced by a gas turbine engine (12) of a power generating station (10). The treatment apparatus in... | 06/24/2008 |
| 7363762 | Gas turbine engines seal assembly and methods of assembling the same A method of assembling a gas turbine engine includes providing a gas turbine engine including a compressor, a combustor downstream from the compressor, and a turbine coupled to the compressor, and coupling a seal assembly aft of the compressor such that air discharg... | 04/29/2008 |
| 7252475 | Electrostatic method and device to increase power output and decrease erosion in steam turbines The wet steam exiting a low pressure steam turbine does not rapidly attain thermodynamic equilibrium because insufficient condensation nuclei are present in the phase transition zone inside the turbine. Therefore, the steam is subcooled, decreasing the power generat... | 08/07/2007 |
| 7162873 | Method of running a condenser for liquidation of steam or vapor The present invention relates to a system in which a process of condensing steam or vapor is used for cooling or heating an ambient environment. An increase in the effectiveness of the condensing process is achieved by adjusting the input of steam or vapor into the ... | 01/16/2007 |
| 7096666 | Air-cooled condensing system and method An air-cooled condenser has a first stage comprising both a K and a D section with fin tubes fed with steam at both ends, and a second stage comprising a D section. Each core tube in the first stage has at least one extraction channel at the trailing edge of the cor... | 08/29/2006 |
| 7065970 | Condensers and their monitoring Disclosed is a method for operating a condenser of the type having a housing inside of which is disposed a bundle of water tubes, a steam inlet for steam to flow inside the housing for contacting the tube bundle for cooling, and having a stagnant air zone during ope... | 06/27/2006 |
| 7055328 | Method and device for regulating the power output of a combined-cycle power station For regulating the power output of a combined-cycle power station, that power output fraction which is allocated to the uncoupling of distance heat is determined as a second desired value by adopting the mass flow or mass flows of a medium to be heated through one o... | 06/06/2006 |
| 7021056 | Exhaust heat recovery system The present invention relates to an exhaust heat recovery system that recovers exhaust heat that is generated by an electrical power generator for use in supplying hot water and air conditioning, and has as an object of providing an exhaust heat recovery system that... | 04/04/2006 |
| 7019412 | Power generation methods and systems A closed loop system for generating mechanical energy at high efficiencies. The system can have a heating source, a superheater, an expander, a receiver, an absorber, a desorber, and regenerator with pumps and controls. The superheater heats a working fluid (a refri... | 03/28/2006 |
| 7010920 | Low temperature heat engine A method for producing power to drive a load (17) using a working fluid circulating through a system that includes a prime mover (12) having an inlet and an accumulator (20) containing discharge fluid exiting the prime mover. A stream of heated ... | 03/14/2006 |
| 7010462 | System and method for evaluating efficiency losses for turbine components A method and system of evaluating a turbine component comprises obtaining data relating to respective surface conditions at a plurality of different surface locations of the turbine component and calculating the total profile efficiency loss for the turbine componen... | 03/07/2006 |
| 6938417 | Exhaust heat recovery system The present invention relates to an exhaust heat recovery system that recovers exhaust that is generated by an electrical power generator for use in supplying hot water and air conditioning, and has an object providing an exhaust heat recovery system that realizes r... | 09/06/2005 |
| 6755023 | Method and device for evacuating a turbine condenser In order to evacuate a turbine condenser, air contained in the turbine condenser is suctioned using propellant steam from a starting jet pump. The propellant steam and the air are guided into an auxiliary condenser which is arranged downstream from turbine condenser... | 06/29/2004 |
| 6672825 | Method and apparatus for increasing power generated by a steam turbine by controlling the electric charge in steam exiting the steam turbine A method of increasing the power generated by a steam turbine includes the step of receiving, at a steam turbine final stage, a steam byproduct with an electrically charged component. An electric field is created immediately proximate to the steam turbine... | 01/06/2004 |
| 6655144 | Condenser, power plant equipment and power plant operation method Water quality detecting points for detecting sea water leakage are provided at a portion in a hot well zone right under a tube bundle of heat exchange tube forming a steam condensing zone and at a condenser outlet allowing the condensate to be led out of ... | 12/02/2003 |
| 6619042 | Deaeration of makeup water in a steam surface condenser A power plant apparatus comprising a condenser for condensing turbine exhaust steam having a steam dome, a steam inlet, a tube bundle, a hot well for collecting condensate, an air removal section, an internal makeup water heater bundle. An internal makeup... | 09/16/2003 |
| 6550250 | Process for the reduction of SCR NOx emissions and apparatus therefor The invention concerns a process and an apparatus for reducing the content of nitrogen oxides (NOx) in the exhaust gases of diesel engines or turbines for stationary or mobile applications/vehicles in an SCR system by providing a stored source of liquid r... | 04/22/2003 |
| 6550249 | Condenser neck between a steam turbine and a condenser A condenser neck (1) comprises two level cover plates (2) and two side walls (3) located between them that are favorably shaped with respect to flow technology. The cover plates (2) and side walls (3) may be reinforced with ribs (4a,4b). A pipe (5) arrang... | 04/22/2003 |
| 6539717 | Geothermal steam processing As geothermal steam containing contaminants such as boron, arsenic, and mercury is passed through a turbine-condenser system, the contaminants preferentially collect in the initial condensate produced from the steam. Collecting this initially-produced con... | 04/01/2003 |
| 6526755 | Condensers and their monitoring Disclosed is a method for operating a condenser of the type having a housing inside of which is disposed a bundle of water tubes, a steam inlet for steam to flow inside the housing for contacting the tube bundle for cooling, and having a stagnant air zone... | 03/04/2003 |
| 6484503 | Compression and condensation of turbine exhaust steam The invention consists a dual section vessel including a first section being a turbine exhaust steam enclosure and a second section being a condensate water vessel accumulation, both sections being connected by a system of water columns. The system of wat... | 11/26/2002 |
| 6389813 | Passive mounted lining system In order to provide for coupling between the shell and the liner, a passive mounting system is provided. The passive mounting system uses indirect metal contact between the liner or liner panel and the shell. This design serves two main objectives: to min... | 05/21/2002 |
| 6360543 | Steam condenser A steam condenser (1) which, relative to a steam turbine (2), is arranged at equal ground level and into which turbine steam flows in the horizontal direction through the condenser neck (3) has two or more modules (4a, 4b) in which the steam condenses on ... | 03/26/2002 |
| 6286315 | Air independent closed cycle engine system A closed-cycle heat engine system that operates within a sealed, gas tight enclosure uses CO2, water vapor and O2 in the intake and compression cycles, injecting fuel to promote combustion and using the high temperature and pressure ... | 09/11/2001 |
| 6079212 | Gasification power generation process and gasification power generation equipment This invention relates to a gasification power generation process wherein a product gas A1 obtained by the gasification of coal or petroleum is used as the fuel of a gas turbine 4 for electric power generation, the process comprising the steps of dedustin... | 06/27/2000 |
| 5992152 | Method for controlling electric charge within the exhaust hood and condenser of a steam turbine Sufficient negative charge density may be present in the wet steam flowing through the exhaust hood of a steam power generating unit to cause intense electrical discharges which cause severe corrosion of exposed carbon steel members and generate turbulenc... | 11/30/1999 |
| 5930998 | Process and apparatus for preheating and deaeration of make-up water In a process for preheating and deaerating make-up water in a power generation plant by steam, the required make-up water is initially heated up to the saturation temperature without substantial deaeration and is subsequently deaerated. The steam used for... | 08/03/1999 |
| 5903060 | Small heat and electricity generating plant A combined heat and electricity generating unit is suitable for use in single family homes and the like. When it is operating it provides heat for heating the home and electricity for use by the electricity consuming devices in the home and the excess is ... | 05/11/1999 |
| 5735125 | Steam condensation in steam turbine Drops of water in wet steam exiting a steam turbine are electrically charged. When exposed to a sufficiently strong electric field produced by suitably disposed electrodes (34,85), the electrically charged water drops disintegrate into numerous small drop... | 04/07/1998 |
| 5343705 | Method and apparatus for maintaining a required temperature differential in vacuum deaerators A method and apparatus for providing a required deaerating temperature differential between incoming water and sparge steam in a steam generation system having a vacuum deaerator. The present invention selectively combines raising the energy of the sparge... | 09/06/1994 |
| 5074114 | Congeneration system with a Stirling engine A cogeneration system is disclosed using a Stirling cycle engine in which the waste heat from the engine and a generator driven by the engine is used for space heating or producing hot water and the generator used to produce electricity. A Stirling engine... | 12/24/1991 |
| 5020589 | System for removing uncondensed products from a steam turbine condenser A steam condenser system for a turbine, which system includes: a condenser having an outlet for conveying uncondensed products out of the condenser; an exhauster having a housing, an inlet connected between the housing and the condenser outlet, and exhaus... | 06/04/1991 |
| 4967559 | Contaminant abatement process for geothermal power plant effluents An improved contaminant abatement process is disclosed which provides effective, cost efficient abatement of contaminants, and particularly hydrogen sulfide and sulfide ions, from geothermal power plant effluents. The process of the present invention is s... | 11/06/1990 |
| 4959963 | Apparatus and method for improving film entrapment of a moisture pre-separator for a steam turbine A moisture pre-separator for a steam turbine includes an inner cylinder, an outer cylinder and a bottom interconnecting lower ends of the inner and outer cylinders. An annular collection chamber formed by the outer surface of the inner cylinder and the in... | 10/02/1990 |
| 4928490 | Turbine housing power system with gear housing This invention relates to a power turbine system which consists of a first power turbine and a second compressor turbine. Both turbines are contained in the same housing and each turbine is connected to an individual shaft. The shafts of each turbine are ... | 05/29/1990 |
| 4926644 | Power plant with medium and low power plant systems This invention consists of a medium power plant system and a low power plant system with individual closed loops. The medium power plant system recaptures heat energy from any source of heat fluid pressure. The exhaust heat energy of the medium power plan... | 05/22/1990 |
| 4825653 | Water collector for steam turbine exhaust system A method and apparatus for collection of water in a steam turbine exhaust system and in particular within a steam turbine exhaust pipe in which there is at least one turn or bend in the pipe and a plurality of substantially parallel turning vanes position... | 05/02/1989 |
| 4803841 | Moisture separator for steam turbine exhaust A mosture pre-separator for the exhaust from a steam turbine, having an exhaust nozzle, comprises three cylindrical conduits. A first cylindrical conduit is affixed to the annular wall of the nozzle and has a radially outwardly extending section adjacent ... | 02/14/1989 |
