Based on the new contact model, finite element analysis scheme of drill rods in contact with curved boreholes is given using Bernoulli spatial curved beam elements.
利用新的接触模型，采用忽略横向剪切变形的三维空间曲梁单元对三维曲井内钻柱的接触非线性进行了有限元分析，给出了一套计算方法。
The comparison of the results by using curved beam element of this paper and a broken line approximation of several straight beam elements shows that the curved beam element is much b…
按本文公式编制的曲梁单元程序的运行表明，计算一个曲梁单元和计算一个直梁单元所需的计算机时间几乎是一样的。
The comparison of the results by using curved beam element of this paper and a broken line approximation of several straight beam elements shows that the curved beam element is much b…
按本文公式编制的曲梁单元程序的运行表明，计算一个曲梁单元和计算一个直梁单元所需的计算机时间几乎是一样的。
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