2$:$1内共振条件下变转速预变形叶片的非线性动力学响应$^{\bf 1)}$
顾伟*,张博*†3)(
),丁虎***††,陈立群***††
),丁虎***††,陈立群***††
NONLINEAR DYNAMIC RESPONSE OF PRE-DEFORMED BLADE WITH VARIABLE ROTATIONAL SPEED UNDER 2:1 INTERNAL RESONANCE$^{\bf 1)}$
Gu Wei*,Zhang Bo*†3)(),Ding Hu***††,Chen Liqun***††
),Ding Hu***††,Chen Liqun***††
图4. 转速扰动幅值变化对前两阶模态频率响应曲线的影响
Fig.4. The effect of amplitude of revolution disturbance on the responses of the first two modal frequency
