UM
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关于离散振动系统的李兹法
罗健豪
2003-10
Conference Name第十二届全国结构工程学术会议
Source Publication第十二届全国结构工程学术会议论文集第Ⅰ册
Conference Date2003-10-1
Conference Place重庆
Author of Source中国力学学会
Abstract

应用李兹法解振动问题时,一般是一次性地假设数个振型同时求解.由于只计算一次且离阶振型不易猜出.因此往往得不到很好的近似解.本文迭代地应用李兹法,每次只假设一个振型,再通过已求出的近似振型反复利用李兹法进行优化,使得该假设振型逐渐向系统的其中一个真实振型靠扰,最终一个一个地求得所有振型和固有频率.

Keyword李兹法 固有频率 振型 迭代法
Language中文Chinese
Document TypeConference paper
CollectionUniversity of Macau
Affiliation澳门大学科技学院机电工程系 , 澳门
First Author AffilicationUniversity of Macau
Recommended Citation
GB/T 7714
罗健豪. 关于离散振动系统的李兹法[C]. 中国力学学会, 2003.
APA 罗健豪.(2003). 关于离散振动系统的李兹法. 第十二届全国结构工程学术会议论文集第Ⅰ册.
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