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- Based on the observed stress data, the character and activity of fault zone are analyzed and studied in the paper according to the Coulomb friction criteria. 根据实测的地应力资料;用库仑摩擦滑动准则分析研究了断裂带的性质和活动性.
- The friction is modeled with a modified coulomb friction model. 模具与板料的接触摩擦采用一个修正的库仑摩擦模型。
- The interaction of sliding surfaces is modeled with a Coulomb friction law. 接触面间的摩擦采用库仑摩擦模型。
- Secondly, the three nodes contact element obeying the elastic Coulomb friction constitutive model is presented. 并介绍了服从弹性库仑摩擦本构模型的三结点接触单元。
- The measured system friction could be modelled as Coulomb friction plus the Stribeck effect. 经实验方法测定,系统摩擦可以近似为Coulomb摩擦加Stribeck效应的模型。
- It is robust to Coulomb Friction, load disturbance and other unknown factors in the plant. 此算法对库仑摩擦和负荷干扰以及其它不确定因素具有一定的鲁棒性。
- Lubricating status between surfaces is charaterized with Coulomb friction coefficient. 其中表面间的润滑状态是通过库仑摩擦系数来表征的。
- The mechanics models of metal-bands transmission concerning clamp force of pulley, axial force, thrust and tension is built based on Coulomb friction theory. 以库仑摩擦理论为基础,在考虑了带轮夹紧力、轴向力、挤推力和金属环张力的基础上,建立了金属带传动的力学模型。
- In a special case the results are transformed as the classic results of Den Hartog about the forced vibrations with coulomb friction. 结果表明,在特定情况下,本理论解可以化为Den Hartog得经典结果,间接说明了本解答的正确性。
- The rod string dynamics model including the influences of rod-fluid-tubing viscous friction and rod-tubing Coulomb friction is developed. 在建立定向井有杆抽油系统的预测数学模型时 ,计入了杆液管粘性摩擦和定向井井斜造成的杆管库仑摩擦 ,同时考虑了实际泵况对系统的影响。
- Augmented Lagrangian method was specified calculating normal contact force, Coulomb friction law was specified calculating tangent contact force. 采用扩展的拉格朗日算法计算法向接触力,库仑摩擦定律计算切向接触力。
- This thesis analyses thecommon penalty function method and modified coulomb friction model used for contactanalysis in sheet metal forming simulation. 分析了常用的罚函数法接触算法和用于板料成形数值模拟的修正库仑摩擦模型。
- The results indicate that the result of local Coulomb friction model and nonlocal friction model is not too distinctive. 研究结果表明:不考虑表面微凸的情况,局部库仑摩擦模型与非局部摩擦模型的结果差别不大。
- Base on Coulomb friction model, the workpieces with different geometry rotating in free annular polishing are simulated. 本文基于库仑摩擦模型,模拟了不同形状的工件在环形抛光的运动。
- The other is the modified Dahl model that adopts Dahl model instead of Bouc Wen model to simulate Coulomb friction force to avoid the determination of too many parameters. 另一种称为修正的Dahl模型 ,它采用Dahl模型来模拟库仑摩擦力 ,克服了常用的Bouc -Wen模型需要确定的参数过多的缺点。
- The output torque is made up of the torque caused by the magnetic field, the torque caused by the plastic viscosity of the MR fluid,and the torque caused by the coulomb friction. 阻尼力矩的模型主要由以下几部分组成:一是由磁场作用于磁流变液产生的力矩;二是由磁流变液的动力粘度产生的力矩;最后是由装置的摩擦产生的力矩.
- In the numerical model, the direct restraint method and the Coulomb friction method are introduced. A simulated temperature method is used to realize pre-tighten force. 在模型建立中,接触面采用直接约束模型,摩擦力的模拟选用库仑摩擦模型,在施加预紧力时,采用了虚拟温度方法。
- It used the classical coulomb friction law to model the friction between contact surfaces and introduce the so-called fictive contact elements for numerical calculation. 文章指出,这里采用的求解接触问题方法在研究断裂力学中裂 纹的张闭扩展问题时也有意义。
- The amplitude-frequency equation is also derived.The error comparison between system with coulomb friction and with velocity-dependent variable coefficient of sliding friction is put forward. 通过一个数值例分析,考察了简化为理想干摩擦模型时带来的计算误差。