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Issue:
Dynamic response analysis of CFRD with extrusion-sidewall structure
Author(s):
HOU Wenjun
,
ZHANG Jianmin
,
ZHANG Ga
Pages:
50
-
54,109
Year:
2008
Issue:
2
Journal:
JOURNAL OF HYDROELECTRIC ENGINEERING
Keyword:
水工结构
;
动力反应
;
有限元
;
面板堆石坝
;
挤压式边墙
;
接触面
;
Abstract:
本文通过数值模拟方法研究采用挤压式边墙结构的面板堆石坝的地震动力反应;选取沈珠江等效粘弹性动力模型及其残余变形模式模拟坝料的动力特性,通过挤压式边墙概化数值模型描述挤压式边墙结构的静动力特性,对高烈度条件下采用挤压式边墙结构的公伯峡面板堆石坝进行了地震动力反应分析;计算了这一采用新型结构的大坝的坝体和面板的动力响应,包括坝体的动变形和残余变形、面板的应力变形和周边缝变位情况等.
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