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Study on shaking table model tests for dynamic characteristics of Houziyan high concrete face rock-fill dam
Author(s): 
Pages: 121-127
Year: Issue:  4
Journal: World Earthquake Engineering

Abstract: 利用大型振动台模型试验,测得了猴子岩高面板堆石坝缩尺模型坝的动力特性参数,包括大坝结构的自振频率、阻尼比和振型系数等;分析了多种因素对坝体动力特性的影响规律;根据模型试验相似率推算得到原型坝的相应动力特性参数.研究表明:大坝结构有相对稳定的振型;坝体的动力特性参数值受激振白噪声强度和振动历史等因素影响;水库蓄水使得模型坝结构自振频率小幅提升.这些试验结果和研究结论,可以为该坝的动力分析提供基本资料...
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