4 . simulation model for capture and buffer phase is built based on adams software , in the model , capture ring is accurately built with full consideration of actual geometrical feature , buffer system is modeled the same as that of ddss , and adams impact model 4 .建立了捕获段与缓冲段的adams仿真模型,其中对接机构采用精确的实体三维模型,缓冲力模型同上,接触力采用adams软件提供的的impact模型。
In general , the highest bearable force should be selected to minimize contact resistance ; however , spring contact force can be modified easily by changing the internal spring design and / or material , or simply changing the compressed mechanical height at which the contact finishes 一般而言，最大可承受力的选择应最大程度地减少接触电阻；但是，弹簧接触力可轻易地通过更改内部弹簧设计和/或材料，或者简单地更改压缩机构接触高度来更改。
At the same time , using remington ' s wheel - rail interaction model , calculate the interaction force between the wheel and rail and the input power of each subsystem . evaluate the mode count , damping loss factor and coupling loss factor . according the fundamental of the acoustics , predict the wheel - rail noise 同时利用remington建立的轮轨接触模型，由轮轨间的表面粗糙度谱计算出了轮轨间的接触力，并将其作为产生轮轨振动的激励力得到了各子系统的输入功率。
It is difficult to estimate indent depth in theory . this paper presents two methods to estimate the relationship between dent depth and contact force , respectively amend method and deflection compensate method , which are developed by using a clear geometrical relation to express indent , incursion profile and deflection difference 本文以一种新的观点,用一个明确的几何关系来确定压痕、压头与板的接触面剖面及接触中心点与边界点之间的挠度差三者之间的关系,提出两种近似预测接触力与压痕深度关系的方法? ?修正法和挠度补偿法。
An aeroengine power - turbine 1 ( superscript st ) stage rotor shrouded blade is taken for an example in the article , tightness of shroud and contact force 、 blade body stress under working state and assembly state are calculated by finite element contact analysis method , influence of working load ( temperature and centrifugal force ) is mainly analyzed 摘要以航空发动机动力涡轮一级带锯齿形叶冠的转子叶片为例，用有限元接触分析方法对装配和工作状态下的叶冠紧度和叶冠接触力、叶身应力进行了计算和分析，着重考察了工作载荷（温度和离心力）对叶冠接触力的影响。
Based on domain decomposition method , parallel algorithms for internal force computation , contact searching and contact force determination are developed , in which the domain decomposition approach on element level is adopted for both internal and contact force computation , and in this way the incompatibility of two parts of parallel computation encountered in literature has been avoided 本文分别设计了内力计算、接触搜索和接触力的并行算法。内力计算部分和接触计算部分所基于的区域分裂都在单元级上完成，避免了以前冲击接触并行计算时两部分之间的不相容性的问题。
Therefore it is started with the derivation of variational equation , full formulations including contact boundary conditions , internal forces of shell element are given , and the algorithms for contact - surfaces searching , contact - force computation , and even time integration for the response computation are listed as well 为此，文中从推导变分方程开始，给出了包括接触边界条件、壳单元内力计算在内的全部列式，并列出了识别接触界面的搜索算法，接触力计算以及动力响应计算的时间积分算法的有关公式等等。
By comparing the ideal joint and clearance joint for the deployment process of a spatial deployable truss structure in multibody dynamics , it is found that the existence of the joint clearance makes the movement discontinuous , and also found the attitude angle degree and angle velocity of the spacecraft are affected in the deployment for the joint clearance 通过对有无铰接间隙的刚性空间展开桁架模型的计算结果比较,说明铰接间隙的存在对于桁架展开过程的影响及这一过程对卫星的姿态角速度的影响,同时比较了有无铰接间隙时铰接处在展开过程中接触力的变化。
Abstract : in this paper , first fe simulation algorithms for contact search , contact constraint , and the calculation of contact and friction loads were established based on the analysis for contact friction problem in sheet metal forming . then the fe simulation model for contact friction problem in sheet metal forming was set up . at last , the efficiency & amp; stability of this model was proved to be satisfactory by the comparing numerical example and experiment results of skin stretch forming 文摘:本文在分析了板料成形过程接触摩擦问题特点的基础上，提出了接触搜索、界面滑动约束、法向接触力以及摩擦力计算等问题的有限元模拟算法，建立了板料成形过程接触摩擦问题的有限元模拟模型，最后通过数值算例与飞机蒙皮拉形模拟试验结果的比较，验证了此模型计算精度及数值稳定性良好。
By analyzing the contacting force error target track between the welding robot and workpiece , the basic control cells , characteristic model , multi - model control and multi - target decision - making rules of human - simulated intelligent parameter - adjusting level control of force sensing are established based on human - simulated intelligent running level control of force sensing in remote welding 摘要通过分析遥控焊接过程机器人与工件接触力误差目标轨迹，在遥控焊接力觉仿人智能运动控制级控制基础上，建立了遥控焊接力觉仿人智能参数校正级控制基元集合、特征模型、多模态控制和多目标推理决策规则。
