【Key words】 chain-made cable model; wire-made cable model; catenary element; plane beam element
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catenary cable element 悬链线索单元
Set the parameters of catenary element on the basis of analysis result of main cable shape and the principle that the unstressed length of main cable between suspenders is constant.
基于成桥线形的分析成果，根据空缆时索夹间主缆的无应力长度应等于成桥时索夹间的无应力长度这一原则设置悬链线单元的参数。
参考来源 - 自锚式悬索桥的力学特性分析·2,447,543篇论文数据，部分数据来源于NoteExpress
Nonlinear finite element program of stayed cable based on the elastic catenary element is programmed. The analytic analysis and finite element analysis of different stayed cables are compared.
编制了基于弹性悬链线单元的斜拉索的非线性有限元分析程序，比较了斜拉索的悬链线解析解、抛物线解析解和基于弹性悬链线单元的有限元解的计算结果。
The finite element model of the free vibration for the rigid suspension catenary and pantograph is set up.
建立刚性悬挂接触网的自由振动有限元模型，计算其固有频率和振型。
The catenary theory and geometrical nonlinear finite element method were adopted in determining the dead-load state of self-anchored suspension bridge with spatial cables.
结合悬链线理论和几何非线性有限元方法，对空间缆索自锚式悬索桥成桥状态的确定方法进行了研究。
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