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解析索单元的温度效应修正

DOI: 10.6052/1000-0879-12-306, PP. 56-59

Keywords: 解析索单元,温度效应,非线性,有限元

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Abstract:

已有的解析索单元理论在考虑温度效应时,采用先计算出给定温度下无应力长度,再以此为参考状态进行静力计算的方法,因而温度应变和静力应变基于不同的参考状态.在Irvine的推导基础上计入温度效应,得到了基于无应变状态的解析索单元.算例表明该修正的合理性.

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