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author:

赵秋 (赵秋.) [1] | 陈长俊 (陈长俊.) [2]

Indexed by:

PKU

Abstract:

正交异性钢桥面板承受着车辆动荷载的反复作用,容易造成疲劳累计损伤,导致钢桥面板出现疲劳开裂现象。为研究某城市桥梁钢桥面板的疲劳寿命,建立钢桥面板有限元模型,选取钢桥面板4种典型疲劳细节,根据实测所得到的城市车辆荷载频值谱,计算得到相应的应力历程和应力谱。基于线弹性断裂力学理论,对这4种疲劳细节进行疲劳寿命分析,结果表明:在桥梁设计基准期内钢桥面板不会发生疲劳破坏。

Keyword:

城市桥梁 断裂力学 正交异性钢桥面板 疲劳寿命分析 车辆荷载

Community:

  • [ 1 ] 福州大学土木工程学院

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Source :

钢结构

Year: 2015

Issue: 05

Volume: 30

Page: 33-35

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:

30 Days PV: 3

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