First, using second constrain, the static state and dynamic analysis applied to the frame of a few thickness plates with FEM modal analysis, distortion, stress, vibration and frequency were gained.
首先在第二种约束方式下,利用有限元模态分析方法对几种不同板厚的机架进行了动、静态分析,得到了机架变形、应力及各阶振型与频率。
The study of static deformation, thermally induced distortion, dynamic response of natural frequency and modal pattern has been performed by using frozen fringe, realtime and time-average holography.
介绍了用冻结条纹法、实时全息法和时间平均法对静变形、热变形、固有频率和振型进行研究。
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