| 摘要 |
A method of emergency operation of an aircraft turbofan engine (10) durin g an aircraft flight is provided. The engine includes a fan shaft (14) with a fan (12), and an electric motor/generator (24) mounted for rotation therew ith. The method includes shutting down the engine (10) while allowing the en gine (10) to windmill, operating the electric motor/generator (24) to rotate the shaft (14) at a determined windmilling speed which is desired for the f an shaft (14), and operating the engine (10) at the desired windmilling spee d for substantially a remainder of the aircraft flight.
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