The nonstationary random response of elastic circular arch under horizontal seismic excitation was studied by the method combining the pseudo-excitation algorithm with Galerkin algorithm.
应用虚拟激励法与伽辽金法相结合，分析弹性圆拱在非平稳水平随机地震作用下的随机响应问题。
An equivalent linearization method for obtaining the response of nonlinear multi-degree-of-freedom dynamic systems to nonstationary gaussian excitation with nonzero mean is presented.
本文提出了一种在非零均值非平稳高斯激励下获得非线性多自由度系统响应的等效线性化方法。
HHTM, including both heterostructure effect and nonstationary transport effect such as velocity overshoot effect, expends much shorter calculating time than Monte-Carlo method.
HHTM既包含了异质结效应，又包含了高场输运中的速度过冲等非稳态输运效应。
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