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飞行试验颤振模态分析软件模块研发 被引量:2

Software Module Developing of Modal Analysis for Flutter Test
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摘要 针对运行模态参数识别中的辅助变量法(IV法)进行较详细的介绍,并结合稳态图解决了模型定阶、剔除虚假模态等问题,利用LabVIEW语言开发了具有良好人机交互界面的模态参数识别模块,并采用1个金属梁架模型作为仿真算例验证其正确性和可靠性。 针对运行模态参数识别中的辅助变量法(IV法)进行较详细的介绍,并结合稳态图解决了模型定阶、剔除虚假模态等问题,利用LabVIEW语言开发了具有良好人机交互界面的模态参数识别模块,并采用1个金属梁架模型作为仿真算例验证其正确性和可靠性。
作者 陈识 李秋彦
出处 《四川大学学报(工程科学版)》 EI CAS CSCD 北大核心 2012年第S2期31-35,共5页 Journal of Sichuan University (Engineering Science Edition)
关键词 运行模态参数识别 LABVIEW 飞行颤振试验 辅助变量 operational modal analysis LabVIEW flutter test instrumental variable
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