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工程力学  2012 

面内弯矩作用下弯管应力高次解

DOI: 10.6052/j.issn.1000-4750.2011.05.0305, PP. 56-63

Keywords: 弯管,应力分析,应变分析,面内弯矩,能量法

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Abstract:

该文采用应变分析和能量法得出了面内弯矩作用下弯管环向和轴向应力的解析解,并提出了高次解的求解方法。该方法的计算结果与其他各种解析解的结果进行比较表明:该文提出的方法能得到更精确的结果,并适用于所有弯曲系数的弯管。该方法可用于计算弯管在面内闭合弯矩和面内张开弯矩下的应力。

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