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| Number | Title | Issue Date |
| 8176724 | Hybrid Brayton cycle with solid fuel firing This invention provides a method of converting heat energy to a more usable form using an externally-heated Brayton cycle. Atmospheric air is used with water injection in a thermodynamic cycle that includes compression (1), evaporative cooling (34), re... | 05/15/2012 |
| 7712300 | Water treatment and pressurization system for the adiabatic cooling of comburent air A water treatment and pressurization system for the adiabatic cooling of comburent air destined for plants using gas turbines (15), run by measuring, control and regulation units, comprising a lifting and pressurizing station (16) of vaporization water... | 05/11/2010 |
| 7712301 | System and method for augmenting turbine power output A method and system augments shaft output of gas turbine engines that can be used in multiple modes of operation. The system comprises a washing unit capable of injecting atomized water into the gas turbine engine, thereby obtaining a release of fouling material fro... | 05/11/2010 |
| 7703272 | System and method for augmenting turbine power output A method and system augments shaft output of gas turbine engines that can be used in multiple modes of operation. The system comprises a washing unit capable of injecting atomized water into the gas turbine engine, thereby obtaining a release of fouling material fro... | 04/27/2010 |
| 7578120 | Device for injecting water or water vapor into the working medium of a gas turbine plant A gas turbine plant having a compressor (1), one or more combustion chambers (2), a high-pressure gas turbine (3) and a power turbine (24) includes a device whereby water or water vapor is injected into the flow of the combustion air comp... | 08/25/2009 |
| 7555892 | Cooling system for a gas turbine The invention proposes a cooling system (42) for a gas turbine (1), with an annular duct extending axially in the compressor (5). In the annular duct, a ring (15) of compressor guide blades (14, 28, 33) and a ring (17) of mo... | 07/07/2009 |
| 7441410 | Gas turbine and manufacturing process of gas turbine The invention is intended to maintain turbine reliability when, based on a gas turbine designed for one desired cycle, a gas turbine for another different cycle is manufactured. A channel of a compressor is formed such that a mass flow of a fluid compressed by the c... | 10/28/2008 |
| 7441399 | Gas turbine, combined cycle plant and compressor A gas turbine, a combined cycle plant and compressor by which both augmentation of the power output and augmentation of the thermal efficiency can be realized by injecting liquid droplets into inlet air introduced into an entrance of a compressor with simple equipme... | 10/28/2008 |
| 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 |
| 7404287 | Gas turbine, combined cycle plant and compressor A gas turbine, a combined cycle plant and compressor by which both augmentation of the power output and augmentation of the thermal efficiency can be realized by injecting liquid droplets into inlet air introduced into an entrance of a compressor with simple equipme... | 07/29/2008 |
| 7367178 | Gas turbine system A gas turbine system comprises a compressor for compressing air, a combustor for burning the air compressed by the compressor and fuel, a turbine driven by combustion gases produced from the combustor, and a spraying apparatus for adding water to working air at leas... | 05/06/2008 |
| 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 |
| 7353656 | 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 |
| 7334409 | Retractable afterburner for jet engine The present invention is a retractable afterburner shroud for use upon a jet engine. The retractable shroud conforms to an outer surface of a jet engine. The afterburner shroud is affixed by a plurality of moveable support arms. The afterburner shroud is retractable... | 02/26/2008 |
| 7334428 | Cooling system for a rotary screw compressor A compressor system has a compression stage, a coolant circuit and a refrigerant circuit. The compression stage compresses ambient air and generates compressed air and heat. A coolant removes heat from the compression stage and the heat is transferred from the coola... | 02/26/2008 |
| 7331753 | Method for compressing the working fluid during a water/steam combination process A method for compressing the working fluid during a water/steam combination process in multi-stage turbocompressors comprising intercooling in the individual compressor stages, by the addition of a coolant to the working fluid. The aim of the invention is to provide... | 02/19/2008 |
| 7310950 | Inlet airflow cooling control for a power generating system A power generating system (20) includes a generator (22) and a combustion turbine (24) for driving the generator (22). The combustion turbine (24) may have a combustion turbine air inlet (30) for receiving an inlet airflow (... | 12/25/2007 |
| 7305838 | Cooling compressor intake air Cooling air provided to a compressor air inlet such that water vapor in the inlet air condenses to lower a moisture content of the air provided to the compressor. ... | 12/11/2007 |
| 7293415 | Method of operating a gas turbine group In a method for operating a gas turbine centre in the vicinity of the group nominal full-load conditions, the cooling of the working fluid before and/or during the compression is set in such a way that the respectively attainable full-load power is above the current... | 11/13/2007 |
| 7278255 | Gas turbine installation Disclosed is a gas turbine power generating system capable of achieving a high output power and a high power generating efficiency under conditions with a small amount of supplied water and less change in design of a gas turbine. A fine water droplet spraying... | 10/09/2007 |
| 7272933 | Methods and apparatus for operating gas turbine engines 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 ... | 09/25/2007 |
| 7269954 | Method for operating a gas turbine installation, and gas turbine installation A method for operating a gas turbine installation (1) includes sucking in a gaseous medium (2) by the compressor (3) and compressed in the compressor space, a liquid medium (10) being injected into the gaseous medium (2), so that a... | 09/18/2007 |
| 7237383 | Method and device for extracting water in a power plant A method according to the invention and a corresponding device (1) designed to cool the exhaust gas (15) of a gas turbine to below its dew point. Water (25) accumulating hereby can be used for the power plant operation, so that the provis... | 07/03/2007 |
| 7228682 | System for augmented electric power generation with distilled water output The system for augmented electric power generation with distilled water output employs a combined cycle gas turbine power generation system for electrical power generation. A multistage evaporator uses steam drawn from the steam turbine as a heating medium to power ... | 06/12/2007 |
| 7225637 | Integrated air compression, cooling, and purification unit and process Process and apparatus for optimization of integrated air separation systems. In an integrated process for the compression, cooling, and purification of air, an adiabatic compressor compresses an air stream to produce a compressed air stream. The compressed air strea... | 06/05/2007 |
| 7204670 | Water removal from a compressor air inlet duct The air duct leading to a compressor for a gas turbine or the like often has water accumulating on walls and other structures. Water is removed from the compressor air inlet duct by drains connecting to the inside of the duct, including horizontal and vertical walls... | 04/17/2007 |
| 7204077 | Atmospheric pressure combustion turbine system Techniques suitable for recovering energy from a high-temperature gas of an ordinary pressure are provided. A turbomachine has a turbine 16 and compressors 20 and 24. A combustor 12 is disposed at a stage above the turbine 16. A po... | 04/17/2007 |
| 7194869 | Turbine exhaust water recovery system The exhaust gas of a turbine engine can include water vapor. Aspects of the invention relate to various systems for recovering water from the exhaust gas of a gas turbine engine. In one system, a portion of the exhaust gas can be routed to an absorption chiller. In ... | 03/27/2007 |
| 7178339 | Closed-loop cooling system for a hydrogen/oxygen based combustor A closed-loop cooling system is provided for a hydrogen/oxygen based combustor. A combustion reaction between hydrogen and oxygen in the combustor produces steam. The steam is used to generate work from a turbine shaft, which is used to drive a propulsion system for... | 02/20/2007 |
| 7165935 | Axial compressor In an axial compressor (10), in particular for a gas turbine, with a plurality of stages (ST1, . . . , ST5) which are arranged one behind the other between a compressor inlet (14) and a compressor outlet (15) and include in each ca... | 01/23/2007 |
| 7146794 | Gas turbine installation Disclosed is a gas turbine power generating system capable of achieving a high output power and a high power generating efficiency under conditions with a small amount of supplied water and less change in design of a gas turbine. A fine water droplet spraying... | 12/12/2006 |
| 7143582 | Method for operation of a burner and burner in particular for a gas turbine The invention relates to a method for operation of a burner, whereby a mixture used for burning is supplied to the burner in a two-stage process. In a first step atomised water is mixed with combustion air and said mixture is mixed with a fuel in a second step and t... | 12/05/2006 |
| 7137257 | Gas turbine power augmentation method A power augmentation method for a gas turbine in which water is injected into one or more stages of an auxiliary compressor to produce a vapor containing gas stream. The vapor containing gas stream is at least in part introduced into combustors of the gas turbine fo... | 11/21/2006 |
| 7137240 | Inlet muff anti-icing system for an auxiliary power unit An auxiliary power unit (APU) inlet muff anti-icing system that uses high pressure, high temperature APU compressor delivery air to melt any accumulation of ice and snow near the bottom of the muff with a tracer line coupled to a perforated gull wing fairing mounted... | 11/21/2006 |
| 7134269 | Gas turbine engine A gas turbine engine (10) comprises a second compressor (14), a first compressor (16), a heat exchanger (18), a combustor (20), a first turbine (22), a second turbine (24) and a third turbine (26) arranged in f... | 11/14/2006 |
| 7114322 | Gas-turbine power generating installation and method of operating the same A gas-turbine power generating installation capable of effectively utilizing gases produced in overage gas fields, etc. and a method of operating the installation are provided. The gas-turbine power generating installation is installed in the vicinity of an outrage ... | 10/03/2006 |
| 7104750 | Fogging device for gas turbines A fogging device (26) for introducing water and/or vapor into an intake air flow (10, 27) of a gas turbine (1–3) includes a sound-absorbing device (31, 35). This device may in particular be designed in the form of Venturi tubes (31 | 09/12/2006 |
| 7104749 | Intake silencer for gas turbines A silencer (25a) for the attenuation of noise occurring in an intake airstream (10, 27) of a gas turbine (1–3) includes a device or devices (31, 32, 33, 34) for the introduction of water and/or steam into the intake airstream ( | 09/12/2006 |
| 7104069 | Apparatus and method for improving combustion stability A fuel nozzle for use in a gas turbine combustor is provided having the capability of injecting multiple fuel types as well as steam for NOx reduction. Combustion dynamics within a combustor due to the mal-distribution of steam are controlled by the placement of a m... | 09/12/2006 |
