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自适应结构频率和阻尼比的计算

张连文 夏人伟 曾广武

张连文, 夏人伟, 曾广武. 自适应结构频率和阻尼比的计算[J]. 应用数学和力学, 1999, 20(6): 647-653.
引用本文: 张连文, 夏人伟, 曾广武. 自适应结构频率和阻尼比的计算[J]. 应用数学和力学, 1999, 20(6): 647-653.
Zhang Lianwen, Xia Renwei, Zeng Guangwu. Computation of Frequencies and Damping Ratios for Adaptive Structures[J]. Applied Mathematics and Mechanics, 1999, 20(6): 647-653.
Citation: Zhang Lianwen, Xia Renwei, Zeng Guangwu. Computation of Frequencies and Damping Ratios for Adaptive Structures[J]. Applied Mathematics and Mechanics, 1999, 20(6): 647-653.

自适应结构频率和阻尼比的计算

基金项目: 国家863基金资助项目(863-2-4-4-4)
详细信息
    作者简介:

    张连文(1965- ),男,讲师,博士.

  • 中图分类号: V414.33

Computation of Frequencies and Damping Ratios for Adaptive Structures

  • 摘要: 本文给出状态空间法的一种新技巧,用于求解自适应结构的振动频率和阻尼比。当采用集中质量法时,状态矩阵的Cholesky分解具有解析式。从而既可提高计算精度,又可节约计算时间。最后以算例加以说明。
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出版历程
  • 收稿日期:  1998-07-27
  • 修回日期:  1999-02-18
  • 刊出日期:  1999-06-15

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