1) artificial earthquake accelerogram
模拟地震加速度时程
2) earthquake accelerograms
地震动加速度时程
1.
On the basis of Priestley s evolutionary power spectra and the typical response spectrum compatible technique for design accelerograms,a new iteration method is developed for generation of random earthquake accelerograms non-stationary both in amplitude and frequency which are compatible with target evolutionary spectrum.
在Priestley渐进谱和常用反应谱拟合技术基础上,提出一种拟合目标渐进谱生成幅值和频率非平稳地震动加速度时程的方法。
3) frequency nonstationarity
合成地震加速度时程
5) seismic acceleration
地震加速度
1.
Comparing the conventional reliability results with the reliability results with considering the spatial variability of soil parameters,a conclusion is drawn that the horizontal seismic acceleration,soil parameters and spatial variability have significant impact on the slope stability.
结合Morgenstern-Price条分法和Monte-Carlo数值模拟方法,采用拟静力的方法考虑水平和竖向地震加速度的作用,运用可靠度理论分析了地震效应和土性参数对土坡稳定性的影响,且将常规的可靠度分析结果和考虑土性参数空间变异性的可靠度分析结果进行了对比,计算结果表明:水平地震加速度、土性参数及其空间变异性对土坡稳定性具有显著的影响。
2.
With the exceeding probability curve of seismic acceleration,the expression of the curve can be obtained by curve fitting method,and also the probability density function of the seismic acceleration is obtained.
根据水平向地震加速度超越概率曲线,通过曲线拟合得到曲线的表达形式,从而获得地震加速度的概率密度函数;通过建筑结构的以易损性指数表达的易损性矩阵及多个城市的数据处理,得到建筑结构破坏程度即易损性指数的概率密度函数;最后通过上述的地震危险性分析和建筑结构的易损性分析就可以评估地震潜在风险。
补充资料：程程
1.旅途停顿处。 2.一程又一程。谓路程遥远。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条