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Analysis and prediction of high-speed train wheel wear based on SIMPACK and backpropagation neural networks 期刊论文
EXPERT SYSTEMS, 2021, 卷号: 38, 期号: 7, 页码: 11
Authors:  Wang, Shuwen;  Yan, Hao;  Liu, Caixia;  Fan, Ning;  Liu XM(刘小明);  Wang, Chengguo
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BP neural networks  high-speed train  SIMPACK  wheel wear  
Elastic impact of sphere on large plate 期刊论文
JOURNAL OF THE MECHANICS AND PHYSICS OF SOLIDS, 2021, 卷号: 156, 页码: 22
Authors:  Peng Q(彭青);  Liu XM(刘小明);  Wei, Yueguang
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Elastic impact  Homotopy analysis method  Sphere on plate  Coefficient of restitution  
界面分形参数对法向接触刚度影响的研究 期刊论文
工程力学, 2021, 卷号: 38, 期号: 07, 页码: 207-215
Authors:  范立峰;  赵璐;  聂雯;  刘小明
Adobe PDF(1499Kb)  |  Favorite  |  View/Download:278/71  |  Submit date:2021/08/25
粗糙表面  基体最优建模厚度  界面接触刚度  分形维数  特征尺度参数  
Effect of plasticity on the coefficient of restitution of an elastoplastic sphere impacting an elastic plate 期刊论文
INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 2021, 卷号: 222, 页码: 11
Authors:  Peng Q(彭青);  Jin, Y.;  Liu XM(刘小明);  Wei YG(魏悦广)
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Sphere-plate impact  Contact plasticity  Modified Zener model  Coefficient of restitution  Thickness dependent COR  
Effect of plasticity on dynamic impact in a journal-bearing system: A planar case 期刊论文
MECHANISM AND MACHINE THEORY, 2020, 卷号: 154, 页码: 17
Authors:  Peng Q(彭青);  Ye X(叶璇);  Wu H(吴晗);  Liu XM(刘小明);  Wei YG(魏悦广)
Adobe PDF(4160Kb)  |  Favorite  |  View/Download:507/182  |  Submit date:2020/11/30
Conformal contact  Dynamic impact  Normal force-displacement relationship  Plastic deformation  Revolute joint  
Semi-analytical model of the vertical impact of a 316 stainless steel rod 期刊论文
INTERNATIONAL JOURNAL OF IMPACT ENGINEERING, 2020, 卷号: 146, 页码: 103694
Authors:  Ye X(叶璇);  Hu JQ(胡剑桥);  Song JR(宋晶如);  Liu XM(刘小明);  Wei YG(魏悦广)
Adobe PDF(7647Kb)  |  Favorite  |  View/Download:371/141  |  Submit date:2020/12/28
Vertical impact  DYNAMIC SPHERICAL INDENTATION  Length/diameter ratio  NUMERICAL-SIMULATION  Elasto-plastic contact  PENETRATION  Equivalent spring model  CONTACT  GLASS  
Atomistic simulations of tensile deformation in a CrCoNi medium-entropy alloy with heterogeneous grain structures 期刊论文
Materialia, 2020, 卷号: 9, 页码: 100565
Authors:  Yuan FP(袁福平);  Cheng WQ;  Zhang SD;  Liu XM(刘小明);  Wu XL(武晓雷)
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High-entropy alloys  Molecular dynamics simulation  Phase transformation  Plastic deformation mechanisms  Strain partitioning  Twinning  
Multiscale study of the dynamic friction coefficient due to asperity plowing 期刊论文
FRICTION, 2020
Authors:  Hu JQ(胡剑桥);  Song HX;  Sandfeld S;  Liu XM(刘小明);  Wei YG(魏悦广)
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multiscale friction  asperity plowing  dislocation plasticity  size  velocity effect  crystal orientation  statistical model  
An elasto-plastic contact model for conformal contacts between cylinders 期刊论文
PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART J-JOURNAL OF ENGINEERING TRIBOLOGY, 2019, 页码: 9
Authors:  Hu JQ(胡剑桥);  Gao FH;  Liu XM(刘小明);  Wei YG(魏悦广)
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Conformal contact  elasto-plastic transition  normal force-displacement relation  plastic-Winkler model  
Discrete Greenwood-Williamson Modeling of Rough Surface Contact Accounting for Three-Dimensional Sinusoidal Asperities and Asperity Interaction 期刊论文
JOURNAL OF TRIBOLOGY-TRANSACTIONS OF THE ASME, 2019, 卷号: 141, 期号: 12, 页码: 11
Authors:  Zhang S;  Song H;  Sandfeld S;  Liu XM(刘小明);  Wei YG(魏悦广)
View  |  Adobe PDF(1390Kb)  |  Favorite  |  View/Download:473/235  |  Submit date:2020/03/11
discrete GW model  Hertz solution  asperity interaction  plasticity  contact area  surface roughness and asperities