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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.
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地震工程与工程振动
ISSN: 1000-1301
CN: 23-1157/P
Year: 2010
Issue: 5
Volume: 30
Page: 120-125
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 5
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