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Abstract:
本文通过微型桩振动台试验分析了输入波频率、桩顶质量和加速度峰值对砂土中微型桩动力p-y曲线的影响.结果表明:当输入波的频率为低频时,桩侧土压力p与桩身位移y的关系接近线性关系,形成的滞回环面积很小;当输入波频率较大时,桩侧土压力p与桩身位移y成明显非线性关系,形成的滞回环面积较大.随着桩顶质量和加速度峰值的增加,p-y曲线的滞回环呈逐渐张开的趋向,其耗能效应增加.
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地震工程与工程振动
ISSN: 1000-1301
CN: 23-1157/P
Year: 2018
Issue: 4
Volume: 38
Page: 29-33
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 3
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