• 矩阵摄动 - 引用次数：9

  It can avoid partial differential calculation during solving sensitivity process and improve the practicality of the identification method by using matrix perturbation theory to form dynamic parameter sensitivity matrix.

  利用矩阵摄动理论形成动力参数的灵敏矩阵,避免了求解灵敏度过程的偏微分计算,提高了此识别方法的实用性。

  参考来源 - 中小跨径梁式桥动力检测技术及损伤识别方法研究
• 矩阵摄动 - 引用次数：7

  Firstly,the basic theory of static condensation substructure method was introduced,and the main effect factor for modal analysis was analyzed by theoretical method and the error equation was deduced by nonlinear matrix perturbation method.

  阐述了子结构静力凝聚的基本原理,从理论上分析了静力凝聚模态分析中误差产生的原因,并利用非线性矩阵摄动理论推导了模态频率误差公式。

  参考来源 - 主自由度对子结构静力凝聚模态分析的误差影响研究

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