发明申请
US20070151258A1 More electric aircraft starter-generator multi-speed transmission system 失效
更多电动飞机起动发电机多速传动系统

More electric aircraft starter-generator multi-speed transmission system
摘要:
A turbofan gas turbine propulsion engine includes a multi-speed transmission between the high pressure and low pressure turbines and associated high pressure and low pressure starter-generators. The multi-speed transmission reduces the operating speed range from the low pressure turbine to its associated starter-generator, and is configurable to allow the starter-generator associated with the low pressure turbine to supply starting torque to the engine.
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