Global Patent Index - EP 2027368 A1

EP 2027368 A1 2009-02-25 - METHOD OF OPERATING A GAS TURBINE ENGINE

Title (en)

METHOD OF OPERATING A GAS TURBINE ENGINE

Title (de)

VERFAHREN ZUM BETREIBEN EINER FLUGGASTURBINE

Title (fr)

FONCTIONNEMENT D'UNE TURBINE À GAZ D'AVION

Publication

EP 2027368 A1 (DE)

Application

EP 06753264 A

Priority

DE 2006000996 W

Abstract (en)

[origin: WO2007140730A1] The invention relates to a gas turbine, in particular to an aircraft engine, having at least one compressor, a combustion chamber and at least one turbine, wherein at least one generator for generating electrical energy is assigned to at least one turbine. According to the invention, after the shutdown of the gas turbine, the or each generator can be used as a motor in order to drive a rotor of the respective turbine for a certain period after the shutdown of the gas turbine and in this way effect uniform cooling of the rotor.

IPC 8 full level (invention and additional information)

F01D 21/00 (2006.01); F01D 25/36 (2006.01)

CPC (invention and additional information)

F01D 25/36 (2013.01); F01D 21/06 (2013.01); F01D 21/08 (2013.01)

Citation (search report)

See references of WO 2007140730A1

Designated contracting state (EPC)

FR GB IT

Designated extension state (EPC)

AL BA HR MK RS

DOCDB simple family

WO 2007140730 A1 20071213; DE 112006003994 A5 20090520; EP 2027368 A1 20090225; EP 2027368 B1 20100106; EP 2027368 B9 20120118; US 2009301053 A1 20091210; US 9121309 B2 20150901