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Abstract:
以某三塔自锚式悬索桥为丁程背景,建立三维有限元模型,通过调整缆索初应变确定恒载作用下的成桥线形,基于静力平衡状态进行模态分析得到三塔自锚式悬索桥的振型及频率.结构动力特性影响参数分析表明:主缆抗拉刚度、加劲粱竖向弯曲刚度、桥面恒载集度、矢跨比等参数对结构动力特性影响较大.
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Source :
地震工程与工程振动
ISSN: 1000-1301
CN: 23-1157/P
Year: 2010
Issue: 4
Volume: 30
Page: 97-102
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: 5
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