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| Number | Title | Issue Date |
| 8141369 | Method of regulation of the temperature of hot gas of a gas turbine The invention relates to a method of regulation of the temperature of a hot gas of a gas turbine, particularly of a stationary gas turbine used for generating electricity, which comprises injecting a liquid into an airflow, which can be drawn into a compressor and w... | 03/27/2012 |
| RE43252 | High efficiency low pollution hybrid Brayton cycle combustor A power generating system is described which operates at high pressure and utilizes a working fluid consisting of a mixture of compressed non-flammable air components, fuel combustion products and steam. The working fluid exiting the power generating system is subst... | 03/20/2012 |
| 8047005 | Water injection manifold pressure relief vent A water injection system positioned about a combustor of a gas turbine engine. The water injection system may include a water manifold and a pressure relief system in communication with the water manifold. The pressure relief system may include a relief vent positio... | 11/01/2011 |
| 8042340 | Method and system for modulating the modified wobbe index of a fuel A method and system for modulating the Modified Wobbe Index (MWI) of a fuel is provided. A variety of industrial components, which may require a gas fuel, such as but not limiting of, a heavy-duty gas turbine; an aero-derivative gas turbine; or a boiler may utilize ... | 10/25/2011 |
| 8033115 | Water injection manifold pressure relief vent A water injection system positioned about a combustor of a gas turbine engine. The water injection system may include a water manifold and a pressure relief system in communication with the water manifold. The pressure relief system may include a relief vent positio... | 10/11/2011 |
| 8033116 | Turbomachine and a method for enhancing power efficiency in a turbomachine A turbomachine includes a compressor portion that generates a cooling airflow. The compressor portion includes a plurality of compressor stages. The turbomachine further includes a turbine portion operatively connected to the compressor portion. The turbine portion ... | 10/11/2011 |
| 8006499 | Humid air turbine, humid air turbine control system, and humid air turbine control method The present invention provides a humid air turbine having a compressor, a humidificator for generating humid air by adding moisture to compressed air supplied from the compressor, a combustor, a turbine, a recuperator for effecting heat exchange between exhaust from... | 08/30/2011 |
| 7950240 | Gas turbine plant and method of operation In a method for operating a gas turbine plant (10) with a compressor (11) for the compression of combustion air sucked in from the surroundings, with a combustion chamber (15) for generating hot gas by the combustion of a fuel with compressed co... | 05/31/2011 |
| 7854125 | Components for a gas turbine engine An aerofoil assembly including an aerofoil and a spray element that supplies fluid to a gas turbine engine. The aerofoil has a first part with a leading edge when located in the gas turbine engine, and a second part with a trailing edge when located in the gas turbi... | 12/21/2010 |
| 7841183 | Method and apparatus for delivering a liquid A method of operating a delivery apparatus and a delivery apparatus are disclosed for the continuous delivery of a liquid. The method and the apparatus are suitable in particular for use in a water injection system for injecting water into a main flow of a gas turbi... | 11/30/2010 |
| 7832213 | Operating method for a turbogroup A method for operating a turbogroup, especially of a power generating plant, is provided. The turbogroup includes a compressor for compressing combustion air, a combustion chamber with at least one burner for producing a hot gas, and a turbine for expanding the hot ... | 11/16/2010 |
| 7788930 | Methods and systems for gas moisturization control Methods and systems for a gas moisturizing system are provided. The system includes a plurality of gas sources configured to supply a flow of gas to a plurality of gas loads, a single gas moisturizer coupled in flow communication to the plurality of gas sources and ... | 09/07/2010 |
| 7784286 | Method and apparatus for achieving power augmentation in gas turbines using wet compression A gas turbine unit as well as a method for operating a gas turbine with high-pressure turbine and a low-pressure turbine unit are disclosed. A very quick and at the same time easily controllable augmentation or reduction of the shaft power of the gas turbine unit ca... | 08/31/2010 |
| 7757493 | Fluid catalytic cracking steam pressure letdown power recovery system and process A system and method are provided for recovering power from hot flue gas of a catalyst regenerator in an FCC unit and an integrated fluid catalytic cracking steam pressure letdown. The system includes a flue gas power recovery system including an expander and a turbi... | 07/20/2010 |
| 7752847 | Liquid injection in a gas turbine during a cooling down phase The invention relates to a method for cooling a gas turbine comprising a rotor, said method being carried out after the operation of the gas turbine and whereby the rotor is driven at least intermittently during a cooling phase at a reduced nominal speed. To provide... | 07/13/2010 |
| 7730727 | Flexible flow control device for cogeneration ducting applications Apparatuses and methods for cogeneration ducting applications in which at least a desired effective flow stream control is maintained for stable combustion. A flow stream is directed through a flow control system to achieve the desired effective uniform flow rate an... | 06/08/2010 |
| 7726132 | Method for increasing the aerodynamic stability of a working fluid flow of a compressor The present disclosure relates to a method for improving aerdynamic stability of a working fluid flow through a compressor of a turbomachine, in particular through a compressor of gas turbine used for power production, particularly against rapidly changing aero spee... | 06/01/2010 |
| 7721552 | Method for operation of a gas turbine group A method of operating a gas turbine power plant comprising of a first gas turbine group, consisting of a compressor and a turbine which are connected mechanically with one another, and a second gas turbine group, including a combustion device, which is placed in the... | 05/25/2010 |
| 7685827 | Gas turbine cooling systems and methods of assembly A method for operating a gas turbine engine, including a first compressor, a second compressor, and a turbine, coupled together in serial flow arrangement. The method includes channeling compressed airflow discharged from the first compressor through an intercooler ... | 03/30/2010 |
| 7669423 | Operating method for CAES plant using humidified air in a bottoming cycle expander A power generation system includes a combustion turbine assembly (11) having a main compressor (12) receiving ambient inlet air, a main expansion turbine (14), a main combustor (16), and an electric generator (15) for generating el... | 03/02/2010 |
| 7665308 | Methods and apparatus for injecting fluids into a turbine engine A method facilitates operating a gas turbine engine. The method comprises supplying steam to a nozzle, supplying primary fuel to the nozzle, discharging the steam into a combustor from a plurality of circumferentially-spaced steam outlets defined in a tip of the noz... | 02/23/2010 |
| 7647777 | Skid architecture for a power augmentation system A fluid delivery skid with a pre-fill system for supplying fluid has one or more stages including a first valve and a second valve, each having an open and closed position. The stages have active and inactive states to provide a desired flow rate of fluid to an appa... | 01/19/2010 |
| 7607307 | Methods and apparatus for controlling cooling air temperature in gas turbine engines A cooling system for a gas turbine engine including a compressor, a combustor and a high-pressure turbine, coupled together in serial flow arrangement. The cooling system includes a storage tank, a working fluid stored within the storage tank, and a manifold coupled... | 10/27/2009 |
| 7562532 | Method for operating a gas turbine group A gas turbine group comprises a device, arranged in a suction-intake duct, for cooling a suction-intake airflow. The device is, for example, a device for injecting a liquid mass flow. The cooling device is activated automatically when a first limit temperature of th... | 07/21/2009 |
| 7526920 | Method of operating an atomizing arrangement A liquid atomizing arrangement comprises: a line system, at least one pressure atomizer nozzle, at least one line for the liquid to be atomized, and at least one first actuator for setting the atomizing supply pressure and/or the liquid mass flow through the atomizi... | 05/05/2009 |
| 7520137 | Method of controlling the injection of liquid into an inflow duct of a prime mover or driven machine The injection of finely atomized liquid-droplets into the intake air flow of a compressor is used, for example, to improve the output of a gas turbine. If the atomization is effected via pressure atomizer nozzles, it is advantageous, when the injection device is ope... | 04/21/2009 |
| 7487642 | Methods and apparatus for operating gas turbine engines A method for operating a gas turbine engine including a compressor, a combustor, and a turbine, coupled together in serial flow arrangement, and a fuel heating system including a heat exchanger and an economizer. The method includes channeling fuel through the heat ... | 02/10/2009 |
| 7481060 | Method for operating a power plant A power plant comprises an air-breathing combustion engine having an air inlet and an inflow duct arranged upstream of the air inlet, as well as an atomization device arranged in the inflow duct. In a method for operating this power plant, a liquid is injected into ... | 01/27/2009 |
| 7451602 | Methods and apparatus for injecting fluids into turbine engines A method facilitates operating a gas turbine engine. The method comprises supplying steam and primary fuel to a chamber within a nozzle, mixing the primary fuel and steam within the chamber, and discharging the mixture into a combustor from a plurality of circumfere... | 11/18/2008 |
| 7448217 | Power plant A combined cycle power plant comprises a gas turbo group and a water/steam circuit A liquid atomization device is arranged, upstream of the compressor, in the intake duct of the gas turbo group. The liquid under pressure, which is intended to be injected into the co... | 11/11/2008 |
| 7444819 | Gas turbine installation including a compressed air humidifier and method A gas turbine installation is provided in which turbine cooling air can be humidified with water while suppressing deterioration of the reliability of turbine blades. The gas turbine installation comprises a compressor for compressing air, a combustor for burning co... | 11/04/2008 |
| 7434403 | Method of operating a thermal power plant A method of operating a thermal power plant, such as a gas turbine power plant, in which a rotary unit, such as at least one gas turbine stage, is driven by burning gaseous fuel inside a combustion chamber, with hot gases being formed, the rotary energy of which rot... | 10/14/2008 |
| 7428819 | Method for the operation of a compressor of a gas turbine with evaporative cooling of the compressor induction air In a method of operating a compressor of a gas turbine, where compressor air sucked in from the environment is cooled down by evaporation cooling before entering the compressor, before starting operation of the compressor, maximum possible temperature drops which co... | 09/30/2008 |
| 7428818 | System and method for augmenting power output from a gas turbine engine The present invention discloses a method and system for augmenting shaft output of stationary gas turbines that can be used in multiple modes of operation. The system comprises a washing unit (25, 27, 28) adapted to inject a spray (26) of atomized liqu... | 09/30/2008 |
| 7377113 | Modular turbine generator and method of operation A modular turbine generator includes both a turbo generator, and electrical power conditioning and control circuitry. During conditions of high ambient temperature the turbo generator may lose both power output and efficiency, while the electrical circuitry suffers ... | 05/27/2008 |
| 7367225 | Apparatus for measuring mecury contained in gaseous medium To provide a highly reliable apparatus for measuring mercury contained in the gaseous medium, in which the outlet port 3b of the reducing tube and the gas-liquid separator, both susceptible to deposition of stain, can be automatically cleaned to avoid ... | 05/06/2008 |
| 7367194 | Pulse detonation engine system for driving turbine A pulse detonation engine system (1) for driving a turbine is comprises a detonation generator section (5) including a detonation tube (7) having a tubular hollow section for permitting detonation to be generated therein during combustion stage ... | 05/06/2008 |
| 7353653 | Hybrid power system for continuous reliable power at locations including remote locations The present inventive subject matter is drawn to a hybrid ultra reliable power generating system for supplying continuous reliable power at remote locations comprising: a primary power unit producing electric power that is supplied to a load. Also a secondary power ... | 04/08/2008 |
| 7353654 | Method and apparatus for achieving power augmentation in gas turbines using wet compression A gas turbine unit and method of operation thereof are disclosed. A very quick and easily controllable augmentation or reduction of shaft power produced by the gas turbine unit, in particular of large gas turbine units exhibiting a pressure ratio larger than 15 bar,... | 04/08/2008 |
| 7353655 | Method and apparatus for achieving power augmentation in gas turbine using wet compression A gas turbine unit as well as a method for operating a gas turbine with high-pressure turbine and a low-pressure turbine unit are disclosed. A very quick and at the same time easily controllable augmentation or reduction of the shaft power of the gas turbine unit ca... | 04/08/2008 |
