This thesis aims at developing a model and calculation method of rigidity, strength and vibration of the blade .
本文目的就是要建立一套适合于水轮机转轮叶片刚强度与振动的分析模型和计算方法。
The medium vibration during solving process is a noise rather than a more real simulation to medium mechanical behavior and could cause calculation error for elastoplastic medium.
求解过程中的介质振动，是一种噪音，可引起弹塑性介质计算结果误差，而弹性介质的计算结果几乎不受影响。
A calculation method for blade group vibration is presented starting with boundary assumptions to take care of the influence of root flexibility.
本文给出了从边界条件着手考虑叶根柔度影响的汽轮机叶片组的振动计算方法。
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