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author:

房贞政 (房贞政.) [1] | 张超 (张超.) [2] | 陈永健 (陈永健.) [3]

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CQVIP PKU CSCD

Abstract:

本文应用有限元分析方法探讨索鞍约束方式对多塔自锚式悬索桥地震响应的影响规律。分析表明:采用索鞍有限位移方案后,结构第1阶振型周期变大;在纵向地震作用下,主塔纵向位移、加劲梁轴力、鞍槽主缆抗滑安全系数增大;主塔剪力、主塔弯矩、主缆轴力、吊杆轴力、加劲梁轴力和加劲梁竖向挠度均减小;同时索鞍会产生较大碰撞力。

Keyword:

主缆抗滑安全系数 地震响应 多塔自锚式悬索桥 有限位移

Community:

  • [ 1 ] 福州大学土木工程学院,福建福州350108

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Source :

地震工程与工程振动

ISSN: 1000-1301

Year: 2010

Issue: 5

Page: 120-125

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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