At present,the structural health monitoring methods based on structural vibration response has been focused by the scientific research institutions at home and abroad,and the operational modal analysis methods are most valuable among them.
目前,基于结构振动响应的结构健康监测方法一直是国内外科研机构研究的一个重要方向,且其中又以工作模态分析方法的研究最有价值。
参考来源 - 采用工作振动响应的机械结构的健康监测方法的研究In operational modal analysis,the modal parameters are more close to the dynamic characteristic of system in real working condition,because the date is directly come from the real working condition of engine mounting system.
运行模态分析中,由于测试数据直接来源于发动机悬置系统实际振动工作环境,所以运行模态参数能够更加准确的描述系统实际工况下的动态特性。
参考来源 - 发动机悬置系统动力学计算与实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Hence, an improved operational modal analysis is a useful complement to the traditional modal analysis approach.
因此基于运行模态的结构分析方法被提了出来，并将它作为传统模态分析的一个补充方法。
Operational modal analysis method of bridge was built based on frequency domain and spatial domain decomposition.
利用频域-空间域分解法，建立桥梁运行模态识别方法。
A method of the damage detection and localization is proposed by means of modal models obtained from operational modal analysis in this paper.
本文提出了由工作模态分析得到的模态模型实现损伤检测与定位的一种方法。
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