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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。
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。
After making some assumptions, the friction model for lubricated cup drawing process were developed based on hydrokinetics. 将该模型运用到板料成形过程有限元分析中,计算出筒形件成形时摩擦系数动态变化的数值;
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 experimental results are: the lowest stable speeds based on stribeck nonlinear friction model and Colombo friction model are s2340min/. =q &and =minq &0.0024/s respectively. 结果为:系统基于Stribeck 模型和库仑模型的最低平稳速度分别为minq &=0.;00234/s 和 nmiq &=0
The surface dynamometer card was obtained by means of the numeric solution of the dynamic equation.An example of dynamic prediction based on LuGre friction model was given. 结合泵载荷边界条件，利用状态空间法对系统动力学方程进行了数值求解，获得了悬点载荷随冲程变化的地面示功图。
The paper introduced the principles of case rotation system, presented the algorithm of trajectory planning, analyzed the characteristics of control system, and provided a compensation method for system friction nonlinearity by Coulomb friction model. 文中介绍了壳体翻滚系统的组成与原理,提出了一种轨迹规划的算法,分析了被控对象的特性,应用库仑摩擦模型补偿系统摩擦非线性,并对控制系统进行建模与仿真。
On the basis of Coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of MSC. MARC. 在数值模拟方面，以考虑锚固围岩满足规则化库仑摩擦模型为基础，利用虚功原理推导了接触问题的有限元方程的计算格式，为开发运用大型商用有限元软件MSC.
On the basis of the quasi-steady assumption, the traditional quasi-steady friction model in liquid transients is proposed and its numerical solution with the method of characteristics is obtained. 采用“拟稳态”假设，推导拟稳态管壁切应力的计算公式，建立目前瞬变分析常用的传统拟稳态摩阻模型，并结合特征线法建立其数值计算模型；
Coulomb friction model with high accuracy is proposed so that more accurate equations of motion can be established for the transient response of the singledisk rotor which drops onto the backup bearing as soon as AMB shuts down. 摘要就磁轴承发生故障时转子坠入备用轴承所产生的非线性瞬态响应，提出了摩擦力的计算模型，从理论上建立了更为精确的运动微分方程。
In the analysis for sliding base isolation, instead of the traditional Coulomb friction model the continuous friction model is proposed in order to avoid to trace the transient boundary between meshing and sliding and to reduce the calculated error. 在基底滑移隔震分析中 ,提出了用连续摩擦力模型取代传统的库仑摩擦力模型 ,避免跟踪啮合滑移的过渡边界并可减小计算误差。
In the analysis for sliding base isolation, the continuous friction model instead of the traditional Coulomb friction model is proposed in order to avoid the tracing of the transient boundary between meshing and sliding and to reduce the calculated error. 在基底滑移隔震分析中,提出用连续摩擦力模型取代传统库仑摩擦力模型,以避免跟踪啮合滑移的过渡边界并可减小计算误差。
In the analysis of sliding base isolation, a modified continuous friction model is proposed to replace the conventional Coulomb friction model, which can avoid tracing the transient boundary between meshing and sliding and reduce the calculating error. 在基底滑移隔震分析中,提出了修正的连续摩擦力模型以取代传统的库仑摩擦力模型,避免了计算过程中跟踪啮合滑移的过渡边界从而可降低计算误差。
A Coulomb friction model with high accuracy is proposed so that more accurate equations of motion can be established for the transient response of the single-disk rotor which drops onto the back-up bearing as soon as AMB shuts down. 摘要就磁轴承发生故障时转子坠入备用轴承所?生的非线性瞬态响应，提出了摩擦力的计算模型，从理论上建立了更为精确的运动微分方程。
Schwizer, J., et al., 1999, ”Thermosonic ball bonding: Friction model based on integrated microsensor measurements,” Electronics Manufacturing Technology Symposium, 24th IEEE / CPMT, pp.108-114. 陈津佑，2000，电子构装热超音波焊线制程之介面能量理论模式的建立及其应用，国立中正大学机械工程研究所，硕士论文。
Xu Zili,Li Xinyi,Yuan Qi,et al.Analysis of response blades with friction damping interconnector using a new friction model[J].Journal of Xi'an Jiaotong University,1998,32(1):42-44. [2]徐自力;李辛毅;袁奇;等.;用改进的摩擦模型计算带阻尼结构叶片的响应[J]
A friction model for finite element simulation of tube stretch-reducing process was built by means of using a layer of dynamic contact friction element between the roller and the tube meshes. 采用在轧辊和钢管之间附加一层动态接触摩擦单元的方法,建立了钢管张力减径过程有限元模拟的摩擦模型。
In this paper, various dry friction models about two solid contact surface were discussed, and the emphasis is on the hysteretic dry friction model. 摘要首先讨论了两固体接触表面间的干摩擦力模型,重点介绍了滞迟摩擦模型方面的研究工作；
Standing by him was a model worker. 站在他旁的是一位劳动模范。

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