1) point plane contact element
点面接触单元
2) interface element
接触面单元
1.
Integration algorithm of constitutive equation for zero-thickness interface element and its verification;
弹塑性无厚度接触面单元的本构积分算法及验证
2.
The Goodman interface elements were defined to contribute a nonlinear numerical model for the coupling finite elements and interface elements.
采用三维非线性有限元法进行单桩的工作性能分析,在桩土之间引入Goodman接触面单元,建立有限元—接触面单元相耦合的非线性数值模型。
3.
The 3-D beam element was used for simulating the stressdeformation characteristics of concrete thin-walled cylindrical piles,and the thin layer interface element was used for simulating the interaction between soil and piles.
用三维梁单元模拟混凝土薄壁筒桩的受力变形特征,用薄层接触面单元模拟桩与土体之间的相互作用,薄壁圆筒表面上的结点线位移用梁单元出口结点的线位移和转角位移表示,根据静力平衡条件提出了由接触面约束内力和桩上作用荷载求解桩体内力的计算公式,从而建立了桩土相互作用的有限元分析方法。
3) contact element
接触面单元
1.
No thickness contact element is employed to simulate the nonlinear behavior of interaction of pile-soil.
基于无厚度的接触面单元模拟桩-土之间的非线性接触特性,采用Mohr-Coulomb弹塑性本构模型描述土的非线性特征。
2.
By applying EAS elements to describe the deformation characteristics of thin-walled concrete cylindrical piles and sheet contact elements to describe the interaction of thin-walled cylindrical piles and foundation soil,an finite element method for the stress analyzing of piles considering the interaction of piles and soil was presented.
用EAS单元描述混凝土薄壁筒桩的受力变形特性,用薄层接触面单元模拟桩与土体之间的相互作用,提出了考虑桩土相互作用的桩体有限元内力分析方法。
3.
First the formula for the contact element is given,and nonlinear dynamic contact equation is obtained.
首先给出了接触面单元的应力计算公式,推导了非线性动力接触方程,详细说明求解的步骤和迭代的过程。
4) contact surface element
接触面单元
1.
WT5”BZ]:According to the turbine contact problem between the blade root and rotor, the three-dimensional contact surface elements are deduced.
针对汽轮机转子叶根与轮缘的复杂接触问题 ,推导出三维接触面单元 ,为解决接触面的不断变化和不确定性 ,提出了预留单元的思想 ,采用位移和应力交替控制的增量法 ,对汽轮机转子叶根和轮缘的接触强度进行了详尽的分
2.
The stiffness matrix of a three dimensional contact surface element is deduced from the principle of virtual work.
基于虚功原理推导出三维接触面单元 ,并引进了预留单元 ,应用网格自动划分和单元生成技术 ,采用位移和应力交替控制的增量法 ,对汽轮机转子叶根与轮缘的接触强度进行了详尽的分
3.
The stiffness matrix of three dimensional contact surface element is deduced basing on the principle of virtual work in this paper In order to evade rearranging nodes and elements due to variation of contact surface during contact procedure, the presetting elements are presented The method is validated by numerical example
基于虚功原理，推导了三维接触面单元的刚度矩阵，并引进预留单元的概念，避免了接触过程中由于接触面变化节点和单元需要重新编号的麻烦。
5) plane to plane contact element
面-面接触单元
1.
This article is essentially concerned about a certain typical section in a hydraulic tunnel with construction cold joint,of which mechanical behaviors are simulated by using the plane to plane contact element in ANSYS.
应用大型有限元分析软件ANSYS,对某导流洞工程中存在施工冷缝的典型洞段采用面-面接触单元模拟冷缝受力特性,研究了冷缝不同初始缝隙值对隧洞结构稳定的影响。
6) two-node contact element
二点接触单元
1.
A new type of contact element,two-node contact element (TCE),is proposed.
提出了二点接触单元法的概念及构造方法,推导了相应的刚度矩阵方程。
补充资料：点接触结（pointcontactjunction）
点接触结（pointcontactjunction）
简便的方式是将超导体一削尖的端点（约0.1μm端径）施压在另一超导体小面上而接触成点接触结，它是一种弱连接。由于压力可调节，就可选择最好所需最适宜接触性能。点接触结可用于制作磁强计和微波接收与发射等装置。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条