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。
From the variation principle, an analytical solution of the tangential stiffness matrices with nonlinear effects geometrically, for two-nodal two-dimension curved beam element, has been derived.
利用变分原理,推导了两节点二维曲梁单元几何非线性的单元切线刚度矩阵。
The calculation models of curved beam Bridges with same span length, but different curvature radius, center angles and supporting forms are established by means of finite element software.
利用有限元软件,建立了跨径相同、曲率半径和圆心角以及支撑形式不同的弯梁桥计算模型。
The curved beam finite element method, which is based on the theory of curved girder structure analysis, has been adopted for analyzing the curved bridge structure in this Paper.
本文根据曲线梁桥的结构分析理论,采用曲杆有限元法对曲线梁桥进行结构分析。
Based on the results reported herein, one may conclude that the proposed curved element may be used for the analysis of three-dimensional curved beam structures.
基于所给出的结果,可望该有限元模型可以作为分析三维空间曲梁结构的有效工具。
According to the finite element method for the plane curved members, a program of time-dependent analysis for prestressed concrete curved beam bridges is developed.
用平面曲杆有限元法编写、调试了预应力混凝土曲线架桥的时效分析程序。
According to the finite element method for the plane curved members, a program of time-dependent analysis for prestressed concrete curved beam bridges is developed.
用平面曲杆有限元法编写、调试了预应力混凝土曲线架桥的时效分析程序。
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