该实验方法对于采用单头激光测振仪测试结构的三维整体模态具有一定的参考价值。
This experiment method has some reference value on testing the 3-dimension modal shapes of a structure by using a single scanning laser vibrometer.
在此基础上研究了波纹形状、腹板整体外形尺寸和钢腹板厚度等因素对波纹钢腹板剪切屈曲极限荷载和屈曲模态的影响。
On this basis, the influences of corrugation configuration, the overall dimensions and steel thickness of corrugated webs to ultimate shear bucking load and buckling mode are investigated.
简要论述了振动模态分析方法，并指出有限元分析模型在结构整体监测中的重要性。
In this paper, the vibration model analysis is briefly introduced and the importance of finite element model (FEM) in the whole monitoring of structures is stressed.
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