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Abstract:
采用频率法对36根高钒索和不锈钢索进行了几何抗弯刚度试验,测得在3种预应力工况下3种直径高钒索和不锈钢索的各阶自振固有频率,然后提出基于Bernoulli-Euler理论的几何抗弯刚度迭代求解方法,识别计算出2种拉索的几何抗弯刚度.结果表明:随着拉索直径的增大,拉索几何抗弯刚度与全截面抗弯刚度的比值α逐渐降低,并拟合得到了α与拉索直径的函数关系.
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建筑材料学报
ISSN: 1007-9629
Year: 2020
Issue: 4
Volume: 23
Page: 927-933
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: 1