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US20110289934 |
Gas Turbine Startup Control
A method for gas turbine start-up can include placing a static starter in a torque control mode, sending a torque reference to the static starter to establish a startup torque for the gas turbine,... |
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US20130167550 |
METHOD FOR MEETING A PURGE FLOW REQUIREMENT FOR A POWER PLANT AND A POWER PLANT HAVING A PURGE CONTROL SYSTEM
A method of delivering a purge flow through a gas turbomachine includes generating a purge flow, guiding the purge flow through at least one of a combustor assembly and a turbine portion of the... |
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US20130031912 |
GAS TURBINE START ARCHITECTURE
A gas turbine starting architecture is used to start a gas turbine engine having at least a first spool. The architecture includes an electric power distribution bus, a motor, a compressor, a... |
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US20110094241 |
GAS TURBINE STARTING PROCESS
A starting process for a gas turbine (28) that holds the turbine speed of rotation at an ignition speed setting during an ignition window (58), with the ignition speed setting being based on... |
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US20140305132 |
METHOD FOR STARTING UP A GAS AND STEAM TURBINE SYSTEM
A method for starting a gas and steam turbine system which includes a gas turbine system which includes at least one gas turbine, in addition to at least one steam turbine system which includes at... |
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US20120006035 |
TURBINE RIM CUTTER FOR AIR TURBINE STARTER
An air turbine starter includes an air turbine starter rotor rotatably located at a central axis. The rotor includes a plurality of aerodynamic surfaces extending from a platform. At least one... |
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US20140250909 |
Series Battery Start Controller
A series battery start controller for starting an aircraft turbine engine and method thereof is provided, wherein the battery series start controller connects two batteries in series when an... |
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US20120125008 |
LOW CALORIFIC VALUE FUEL COMBUSTION SYSTEMS FOR GAS TURBINE ENGINES
A combustion system for a gas turbine engine includes a housing defining a pressure vessel. A master injector is mounted to the housing for injecting fuel along a central axis defined through the... |
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US20100326086 |
METHOD AND SYSTEM FOR ENHANCING START OF A TURBINE ENGINE, AND IGNITION MODULE
A method, a system, and a product for enhancing the start of a turbine engine by providing a replaceable ignition module including a solid combustible substance, that when ignited, or a solid... |
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US20140047847 |
METHOD TO START UP A COMBINED CYCLE THERMAL PLANT FOR ENERGY PRODUCTION FROM AN OFF-STATE TO AN OPERATIONAL STATE
To start a combined cycle thermal plant for energy-production from an off-state to an operational state, once the minimum warm-up time of the steam turbine (ST) having been set, as well as the... |
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US20140238039 |
SYSTEM AND METHOD FOR OPERATING A POWER PLANT
A system including a fuel-supply system including, an auxiliary-fuel-gas compressor configured to compress a fuel for use by a gas-turbine system, an expander configured to generate power by... |
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US20140000277 |
METHOD TO START UP AND MANAGE A COMBINED CYCLE THERMAL PLANT FOR ENERGY PRODUCTION AND RELATIVE PLANT
A method to start up and manage a combined cycle thermal plant for energy production comprising the execution according to a set sequence of a plurality of functional groups. |
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US20120144839 |
METHOD FOR STARTING A COMBINED CYCLE POWER PLANT
A method for starting a combined cycle power plant (1) includes loading the gas turbine unit (2), providing a starting temperature (Tsrart) for the steam supplied to the steam turbine (5), while... |
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US20150211419 |
METHOD AND APPARATUS FOR CONTROLLING GAS TURBINE WHEN GAS TURBINE IS STARTED
A method for controlling a gas turbine when the gas turbine is started may include measuring the number of rotations of the gas turbine, determining a target acceleration rate based on the number... |
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US20120159960 |
TURBOMACHINE DRIVE ARRANGEMENT
An example arrangement for driving a turbomachine includes an input shaft that is configured to rotate a rotor of the turbomachine through a hydraulic log and gear differential rotatable coupled... |
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US20130086919 |
STARTING OF AIRCRAFT ENGINE
A multi-engine system 10 for use on an aircraft 14 is disclosed. The system 10 may comprise a first aircraft engine 16A and a second aircraft engine 16B configured to drive at least one device 12... |
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US20130008173 |
POWER GENERATION ASSEMBLY AND METHOD
A method of starting a gas turbine cycle including a gas turbine and a heat recovery steam generator, the method including: heating water in a steam cycle with a base load heat source; powering... |
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US20120031104 |
TURBINE ENGINE
A turbine engine is disclosed herein. The turbine engine includes a starter/generator operable to deliver rotational power in a first mode of operation and to generate electrical power in a second... |
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US20150033754 |
RELIGHTING A TURBOFAN ENGINE
The method and apparatus for in-flight relighting of a turbofan engine involve in one aspect selectively controlling an accessory drag load on one or more windmilling rotors to permit control of... |
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US20150033753 |
RELIGHTING A TURBOFAN ENGINE
The method and apparatus for in-flight relighting of a turbofan engine involve in one aspect selectively controlling an accessory drag load on one or more windmilling rotors to permit control of... |
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US20110061396 |
Relighting a Turbofan Engine
The method and apparatus for in-flight relighting of a turbofan engine involve in one aspect selectively controlling an accessory drag load on one or more windmilling rotors to permit control of... |
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US20130227959 |
METHOD OF ACCELERATION CONTROL DURING APU STARTING
A method for controlling fuel flow to a gas turbine engine during starting includes monitoring acceleration of the gas turbine engine to determine actual acceleration value, and calculating a fuel... |
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US20140150446 |
BATTERY CURRENT REGULATION
Embodiments are directed to an engine of an aircraft, a starter generator configured to receive power to cause the engine to start and to provide electrical power to at least one load, and a... |
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US20110146290 |
METHOD OF STARTING A TURBOMACHINE
The present invention has the technical effect of reducing the start-up time associated with starting a powerplant machine. An embodiment of the present invention provides a method of starting a... |
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US20140165586 |
TURBINE START METHOD
A method of starting an engine includes the steps of starting a fuel supply pump, opening a fuel solenoid to allow fuel flow to a combustor to at least partially begin, and beginning to operate a... |
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US20130047626 |
GAS TURBINE ENGINE GENERATOR SWITCHABLE DRIVE
A gas turbine engine includes a first spool, a first gear system connected to and driven by the first spool, a second spool, and a second gear system connected to and driven by the second spool. A... |
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US20130239580 |
HIGH ALTITUDE START OF A GAS TURBINE ENGINE USING FUEL PULSING AND STARTER TOGGLING
A system for starting a gas turbine engine includes an engine controller and a fuel controller. The engine controller varies the engine speed between a minimum start speed and a maximum start... |
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US20130199201 |
MAIN ENGINE START BY MEANS OF AN AIRCRAFT AIR CONDITIONING SYSTEM
An air conditioning system in an aircraft is provided. The system comprises at least one air cycle air-conditioning pack with a compressor comprising a bleed air outlet and with a compressed-air... |
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US20110146292 |
METHOD FOR STARTING A TURBOMACHINE
Embodiments of the present invention employ a closed loop controls philosophy that actively determines the air-to-fuel ratio of turbomachine throughout the start-up process. This closed loop... |
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US20140150447 |
LOAD RAMP AND START-UP SYSTEM FOR COMBINED CYCLE POWER PLANT AND METHOD OF OPERATION
The disclosure includes a load ramp system for a heat recovery steam generator (HRSG) of a combined cycle power plant and a method of increasing the rate of the load ramp process of a gas turbine... |
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US20130111919 |
GAS TURBINE ENGINE WITH STRUCTURE FOR DIRECTING COMPRESSED AIR ON A BLADE RING
The present invention comprises a gas turbine engine and a process for operating a gas turbine engine. A fluid structure receives compressed air from a compressor and extends toward a stationary... |
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US20140298820 |
GAS TURBINE ENGINE AND METHOD FOR STARTING SAME
A starting method for a gas turbine engine includes a primary warming step of warming up the gas turbine engine while a constant primary warm-up rotation speed is maintained by an inverter motor... |
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US20120042658 |
Fuel supply system for gas turbine combustor and fuel supply method for gas turbine combustor
A consumption amount of high-calorific gas such as coke oven gas (COG) during operation of a gas turbine is reduced, halt of the gas turbine due to clogging of a pilot system, a malfunction of a... |
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US20110179802 |
SYSTEM AND METHOD FOR GAS TURBINE STARTUP CONTROL
A system and method for startup control of a gas turbine is disclosed. The system and method includes defining a target startup time for the startup of the gas turbine and determining a remaining... |
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US20110185744 |
METHOD AND APPARATUS FOR COMBINED CYCLE POWER PLANT STARTUP
A combined cycle power plant startup system is provided. The system includes a steam turbine, a HRSG, a condenser, and a bypass system. The steam turbine may include a turbine section. The HRSG... |
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US20150059353 |
Gas Turbine Combustion System
The present invention provides a gas turbine combustion system capable of minimizing unburned content of a gas fuel under all load conditions from partial load to rated load. A gas turbine... |
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US20120000204 |
MULTI-SPOOL INTERCOOLED RECUPERATED GAS TURBINE
A method and apparatus are disclosed for a multi-spool gas turbine power plant which utilizes motor/generator devices on two or more spools for starting the gas turbine and for power extraction... |
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US20120324905 |
APU FUEL SYSTEM AND METHOD
A control disclosed herein for providing fuel to an auxiliary power unit (“APU”) includes a constant speed electrical motor, a first pump driven by the motor; and, a second pump driven by the... |
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US20100126179 |
METHOD FOR THE START-UP OF A GAS TURBINE
A method is described for the start-up of a gas turbine comprising the phases of effecting a preliminary purging cycle of the discharge duct (28) of the turbine (20), establishing a predetermined... |
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US20120167584 |
CONTROLLING BLADE TIP CLEARANCES IN A TURBINE ENGINE
A turbine engine including a controller controlling clearance between tips of moving blades of a high-pressure turbine and an outer casing surrounding the blades, by cooling the outer casing by... |
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US20110259016 |
METHOD OF STARTING A GAS TURBINE ENGINE
A method of starting a gas turbine engine includes maintaining the gas turbine engine at the dwelling speed after light-off until a predetermined magnitude of combustor warm-up is determined then... |
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US20140238040 |
COMBINED CYCLE POWER PLANT
A combined cycle engine is used to provide power to a vehicle. In one form the combined cycle engine includes two engines coupled through a gearbox. The engines can include a gas turbine engine,... |
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US20130291551 |
METHOD FOR STARTING A TURBOMACHINE
A method of starting a turbine engine, including a re-try performed if a main injector has not ignited when a shaft has reached a first predetermined speed value, the re-try including: a stopping... |
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US20130000317 |
MECHANISM FOR TURBINE ENGINE START FROM LOW SPOOL
A gas turbine engine includes a high spool, a low spool mechanically connected to a fan, a gear system, an actuator, and a starter. The gear system is actuable to engage and disengage the low... |
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US20100162721 |
APPARATUS FOR STARTING A STEAM TURBINE AGAINST RATED PRESSURE
An external steam turbine main steam startup control valve bypass loop is provided to facilitate a full pressure combined cycle rapid response/fast start powerplant. The main steam startup bypass... |
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US20110041511 |
Gas turbine engine
A bypass turbofan gas turbine engine is started by means of electric starter motor mounted directly about a downstream end or upstream of the low pressure spool of the engine. This causes air to... |
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US20120174594 |
TURBOMACHINE FUEL DELIVERY METHOD AND ASSEMBLY
An example method of fuel delivery to a turbomachine includes reaching a light-off speed of a turbomachine and delivering fuel to a combustor of the turbomachine at a first rate. The method also... |
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US20090120098 |
GAS TURBINE ENGINE COMPRISING A STARTER IN THE AUXILIARY GEAR BOX
A gas turbine engine incorporating a starter mounted on the gear box The present invention refers to a gas turbine engine, comprising an AGB gear housing (12) mechanically connected with an engine... |
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US20140020401 |
METHOD FOR CONDITIONING A POWER SUPPLY FOR STARTING A JET ENGINE
Method for conditioning a power supply for starting a jet engine having an electrical starting system with an auxiliary power unit in parallel with a DC power supply. |
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US20140060072 |
METHOD OF STARTING A GAS TURBINE SYSTEM
A method of starting a gas turbine system is provided. The method includes approximating a temperature of at least one turbine system component. Also included is selectively determining a flow... |