...借由有限元素分析其最大的位移差,找出感测器放置最佳位置,以及求出管 的自然频 (National Frequency)及模态振型(Modal Shape);并配合示波器所攫取的讯号, 用MATLAB软体做快速傅 转换(Fast Fourier Transform;FFT),所得到的结果 相验证,求取U型管每个模态...
基于122个网页-相关网页
... 模态参数 modal parameter 振型 modal shape 定子绕组端部椭圆振型 elliptical modal shape on stator end windings ...
基于16个网页-相关网页
identification of modal shape 振型识别
first modal shape 一阶振型
shift modal shape 可漂移振型
curve modal shape 曲率模态振型
strain modal shape 应变模态
This paper takes a type gas turbine rotor as an example to analyze its natural frequency and modal shape.
介绍了某型燃气轮机转子模态试验,试验测得转子静态固有频率和模态振型。
It shows that the modal shape and mode frequency are highly coupled with the VIV response of a Marine riser with low mass ratio.
该模型的计算结果表明,立管的模态振型、模态频率与涡激振动响应高度耦合,并且对于低质量比的情况尤为明显。
With the reduction of natural frequency stiffness and transformation of modal shape structure, the corresponding of the structure can also be changed.
刚度的减小自然伴随结构自然频率的减小和结构模态振型的转变,相应结构的动力响应也会出现转变。
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