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Abstract:
采用大型振动台进行液化场地桩基桥梁震害响应模型试验,很好再现了自然地震触发场地液化及结构破坏的各种宏观现象。0.15gEl Centro波输入下,上部砂层局部液化,桩-柱墩加速度主要表现为低频反应,桩动应变幅值自下而上很快增大、到达地表则大幅度减小。0.5gEl Centro波输入下,整个砂层全部液化,桩被折断且加速度也主要表现为低频反应,桩动应变幅值自下而上很快增大、到达地表则大幅度减小。砂层液化与否,对桩-柱墩动力反应影响很大。
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Source :
岩土力学
Year: 2006
Issue: 01
Page: 7-10,22
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 12
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