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author:

邓丽琼 (邓丽琼.) [1]

Abstract:

本文提出的静力基本解近似质量矩阵法是以静力基本解为加权函数,选用一组新的线性无关的坐标函数来近似域内点的位,从而使惯性项的域积分转化为边界积分, 并推出惯性力的等效位移场及相应的边界面力的表达式。该方法把求解结构的动力特性问题转化为边界上求解代数特征值问题,从而使问题的求解变得简单而有效。文中的算例证实了该方法的可行性与精确度。

Keyword:

自振频率 质量矩阵 边界单元法 静力基本解

Community:

  • [ 1 ] 福州大学土木建筑工程系

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Year: 1998

Language: Chinese

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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