随机激励下结构的非线性分析

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Nonlinear Analysis of a Structure Loaded by a Stochastic Excitation

School of Aerospace Science and Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China;

摘要: 针对随机时间序列载荷激励下的非线性系统，提出一种基于Z变换的递归方法．对于所获得的响应时间序列的识别，建议了一种离散小波变换（DWT）的技术．
- 非线性 /
- 随机 /
- 递归 /
- 小波变换
Abstract: For a non-linear system excited by a stochastic load which is expressed as a time series, a recursive method based on the Z-transform was presented. To identify the obtained response time series, a discrete wavelet transform (DWT) technique was proposed.
- non-linear /
- stochastic /
- recursive /
- wavelet transform

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