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Abstract:
考虑目前钢管混凝土系杆拱桥吊杆的新型施工工艺及其复杂的锚固约束情况,以吊杆的索力值、抗弯刚度和计算长度作为未知参数,分析吊杆频率对各参数的敏感程度,基于参数灵敏度的迭代算法可同时计算出吊杆索力值,抗弯刚度和计算长度.运用该方法对4根不同参数的吊杆数值分析,结果表明该方法不仅有很高的精度,而且还适用于频率值受抗弯刚度影响较大的短吊杆.同时对一座钢管混凝土拱桥的吊杆进行测试分析,证明了该方法实用可行.
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振动与冲击
ISSN: 1000-3835
Year: 2011
Issue: 7
Volume: 30
Page: 256-260
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 14
Chinese Cited Count:
30 Days PV: 6
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