地震动输入是指工程结构抗震分析的基础,地震动输入的可靠性水平在很大程度上决定了结构抗震安全评价结论的可靠性水平。
【Key words】 Ground Motion Input; Soil-Structure Interaction; ANSYS; Artificial Boundary; Tall Building; Pile;
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讨论了不规则桥梁地震反应分析中地震动输入主方向的问题。
The method of determining earthquake input principal direction are studied, which is used for seismic analysis of irregular bridges.
多点地震动输入下反应谱组合系数可以采用数值积分计算,但效率低下。
One can calculate response spectrum combination coefficient under multipoint earthquake motion input by numerical integration, but it has a low efficiency.
本文按照反应谱理论的思路建立了线性单自由度体系的地震动输入能量谱。
A parameter study is carried out with input energy spectra of linear SDOF system under earthquake ground excitation in this paper.
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