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比较两种模型下饱和土的动态响应
Authors
林缅
Publication date
1 January 2003
Publisher
Abstract
比较Biot和Yamamoto两种模型下饱和土的动态响应,指出了这两种土模型的特点.首先从土骨架和孔隙水所满足的运动方程出发分析了两种土模型所反映能量损耗,然后计算了粗砂质和细砂质土层内弹性波随加载频率及土参数的衰减规律,总结了黏性摩擦和Coulomb摩擦在两种模型中具体体现,最后讨论了当加载为海浪时,两种模型对应的波浪衰减特点以及土床内孔隙水压力和应力相位角随孔隙度、渗透系数、黏性系数及剪切模量等土参数的变化
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018