The optimal solution is namely modal parameter to be identified. The identification method of dynamic stiffness and coupling stiffness in different directions, that includes x axis, y axis, z axis, rotation direction of y axis and z axis, is studied.
探讨了轴承x轴、y轴、z轴、y轴旋转方向和z轴旋转方向等5个方向的动态刚度和耦合刚度的辨识方法。
参考来源 - 数控机床进给系统动态特性辨识与状态监测方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
文中还利用有限元法有效地解决了主轴双转子耦合刚度的计算问题。
In addition, the coupling stiffness of the double rotors was successfully calculated with the finite element method.
分析了初始挠度、冲击速度、耦合刚度等因素对临界轴向缩短量的影响。
The present attention is mainly focused on the effect of initial deflection, impact velocity and coupled stiffness.
用算例分析了结构在不同耦合刚度下非对称参数对颤振速度影响的变化规律。
Examples were presented to analyze the effects of asymmetrical parameters on the critical flutter velocity under different coupled stiffness.
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