Open Access

表1

某型涡扇发动机振动实测的高低压转子基频

转子基频 飞行状态
起飞推力case A 最大巡航推力case B 空中慢车case C
N1/Hz 57.120 56.599 37.212
N2/Hz 288.071 270.214 256.805

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