ELECTRO-PNEUMATIC GAS TURBINE ENGINE MOTORING SYSTEM FOR BOWED ROTOR ENGINE STARTS

An engine starting system 100 for a gas turbine engine 250 is provided, the engine starting system 100 comprising: a gas turbine engine 250 including rotational components comprising an engine compressor 256, an engine turbine 258, and a rotor shaft 259 operably connecting the engine turbine 258 to...

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Bibliographische Detailangaben
1. Verfasser:	PECH, John T
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AIR INTAKES FOR JET-PROPULSION PLANTS BLASTING COMBUSTION ENGINES CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS GAS-TURBINE PLANTS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MECHANICAL ENGINEERING WEAPONS
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Beschreibung
Zusammenfassung:	An engine starting system 100 for a gas turbine engine 250 is provided, the engine starting system 100 comprising: a gas turbine engine 250 including rotational components comprising an engine compressor 256, an engine turbine 258, and a rotor shaft 259 operably connecting the engine turbine 258 to the engine compressor 256, wherein each rotational component is configured to rotate when any one of the rotational components is rotated; an electro-pneumatic starter 120 operably connected to at least one of the rotational components, the electro-pneumatic starter 120 being configured to rotate the rotational components; an electric drive motor 500 operably connected to the electro-pneumatic starter 120, the electric drive motor 500 being configured to rotate the rotational components through the electro-pneumatic starter 120; and a motor controller 420 in electronic communication with the electric drive motor 500, the motor controller 420 being configured to command the electric drive motor 500 to rotate the rotational components at a selected angular velocity for a selected period of time.