[1]庞于涛,游科华,欧阳辉,等.考虑桥墩非线性的深水桥梁抗震性能分析[J].哈尔滨工程大学学报,2018,39(07):1206-1211,1226.[doi:10.11990/jheu.201701023]
 PANG Yutao,YOU Kehua,OUYANG Hui,et al.Analysis on the seismic performance of deep-water bridge after considering pier nonlinearity[J].hebgcdxxb,2018,39(07):1206-1211,1226.[doi:10.11990/jheu.201701023]
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考虑桥墩非线性的深水桥梁抗震性能分析(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
39
期数:
2018年07期
页码:
1206-1211,1226
栏目:
出版日期:
2018-07-05

文章信息/Info

Title:
Analysis on the seismic performance of deep-water bridge after considering pier nonlinearity
作者:
庞于涛1 游科华2 欧阳辉1 袁万城2
1. 中国地质大学(武汉)工程学院, 湖北 武汉 430074;
2. 同济大学 土木工程防灾国家重点实验室, 上海 200092
Author(s):
PANG Yutao1 YOU Kehua2 OUYANG Hui1 YUAN Wancheng2
1. Faculty of Engineering, China University of Geoscience, Wuhan 430074, China;
2. State Key Laboratory for Disaster Reduction in Civil Engineering, Tongji University, Shanghai 200092, China
关键词:
深水桥梁地震响应流固耦合桥墩非线性动水效应混凝土
分类号:
TU311.3
DOI:
10.11990/jheu.201701023
文献标志码:
A
摘要:
针对目前深水桥梁抗震流固耦合研究中对桥墩非线性的影响认识的不足,本文基于弥散裂缝混凝土理论,建立了考虑钢筋混凝土桥墩非线性的三维桥梁墩柱实体模型,研究了弥散裂缝混凝土模型对于模拟地震作用下钢筋混凝土结构力学行为的可行性。在此基础上,采用Φ-U格式的势流体单元模拟桥墩周围水体,建立了考虑桥墩的非线性深水桥梁流固耦合分析模型,研究了不同地震重现期下动水效应对采用非线性桥墩的深水桥梁的影响。研究表明:采用非线性桥墩之后,结构的振动特性将与线弹性结构有所差别,从而导致动水效应对结构的影响不同于动水效应对线弹性结构的影响,桥墩非线性较明显时,动水对桥梁结构的影响较大。

参考文献/References:

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[5] 黄信, 李忠献. 动水压力作用对深水桥墩地震响应的影响[J]. 土木工程学报, 2011, 44(1):65-73.HUANG Xin, LI Zhongxian. Influence of hydrodynamic pressure on seismic response of bridge piers in deep water[J]. China civil engineering journal, 2011, 44(1):65-73.
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备注/Memo

备注/Memo:
收稿日期:2017-01-06。
基金项目:中央高校基本业务费资助项目(G1323521673);中国博士后基金面上项目(2016M592407);国家自然科学基金青年项目(51708527).
作者简介:庞于涛(1988-),男,讲师,博士;欧阳辉(1973-),男,副教授.
通讯作者:欧阳辉,E-mail:oyhcug@163.com
更新日期/Last Update: 2018-07-07