刘才山_北京大学力学与工程科学学院

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刘才山

教授、博士生导师

北京大学力学与工程科学学院，航空航天工程系教授

电子邮箱：liucs@pku.edu.cn

教育经历：

1997年7月，天津大学，博士

研究领域：

1. 多体系统非光滑动力学与控制

2. 连接结构非线性动力学

3. 颗粒材料流变动力学

4. 摩擦动力学

5. 智驾摩托车系统动力学与控制

6. 航空航天工程中的动力学应用

背景资料：

2005年9月至2006年10月澳大利亚国立大学访问学者； 2008年7月至8月法国INRIA研究中心邀请教授；国际多体系统动力学联合会常务理事，国际机械系统动力学学会理事，亚洲多体系统动力学联合会常务理事，中国振动工程学会理事，北京力学会常务理事，中国力学学会动力学与控制学科主任委员、多体系统动力学专业组组长；《Multibody System Dynamics》副主编；《Int. J. Mechanical System Dynamics》副主编,《动力学与控制》副主编；《Int. J. Mechanical Science》编委。

主要学术贡献：

长期从事多体系统动力学与控制方面的研究，在低速碰撞动力学理论、摩擦动力学、非完整系统动力学、颗粒流变学及航天工程应用领域取得了诸多重要成果。所提出的的间隙模型被称为”Liu-Model”,所提出的解决多点碰撞动力学方法被称为”LZB”方法。系统解决了经典刚体动力学中的”Painleve Paradox”问题。提出了滚动摩阻的粘性机制。从实验和理论方面解决了刚体动力学中的Painleve疑难问题；提出了考虑摩擦作用的变结构动力学分析框架和相关算法；提出了颗粒流阿基米德定律；建立了非完整约束系统动力学的几何力学分析框架；在长征五号故障归零、嫦娥五号月壤钻采取样等重大航天工程中做出了突出贡献。

代表性论文：（标注*为通讯作者）：

1. Kang, Wenting, Yajie Feng, Caishan Liu*, and Raphael Blumenfeld. "Archimedes’ law explains penetration of solids into granular media." Nature communications 9, no. 1 (2018): 1101.

2. Feng, Yajie, Raphael Blumenfeld, and Liu, C*. "Support of modified Archimedes' law theory in granular media." Soft matter 15.14 (2019): 3008-3017.

3. Xiong, Jiaming, Nannan Wang, and Caishan Liu. "Stability analysis for the Whipple bicycle dynamics." Multibody System Dynamics 48 (2020): 311-335.

4. Xiong, Jiaming, and Caishan Liu. "Symmetry and relative equilibria of a bicycle system moving on a surface of revolution." Nonlinear Dynamics 106 (2021): 2859-2878.

5. Feng, Yajie, Shuo Huang, Yong Pang, Kai Huang, and Caishan Liu*. "Granular dynamics in auger sampling." Journal of Fluid Mechanics 935 (2022): A26.

6. Wang, G., Liu, C. and Liu, Y., 2022. Energy dissipation analysis for elastoplastic contact and dynamic dashpot models. International Journal of Mechanical Sciences, 221, p.107214.

7. Lin, Juncheng, Xuefeng Wang, and Caishan Liu. "Modeling and experimental study on dynamics of a gas-driven split nut device." Multibody System Dynamics 58, no. 3 (2023): 365-395.

8. Xiong, Jiaming, Ruihan Yu, and Caishan Liu. "Steering control and stability analysis for an autonomous bicycle: part I—theoretical framework and simulations." Nonlinear Dynamics 111, no. 18 (2023): 16705-16728.

9. Xiong, Jiaming, Ruihan Yu, and Caishan Liu. "Steering control and stability analysis for an autonomous bicycle: part II experiments and a modified linear control law." Nonlinear Dynamics 112, no. 5 (2024): 3107-3132.

10. Shi, T., Liu, Y., Liu, Z., & Liu, C*. (2024). Distributions of tension and torsion in a threaded connection. International Journal of Mechanical Sciences, 261, 108684.

11. Huang, Shuo, Xuefeng Wang, Tongming Qu, and Caishan Liu. "Torque curve bifurcation in T-shaped rotor continuously drilling into granular media." Powder Technology 444 (2024): 119947.

12. Zhang, Q., Hao, Y., Ji, M., Cao, L., & Liu, C. (2025). Nonzero-Sum Orbital Pursuit-Evasion Games Under Nonlinear Dynamics: A Derivative-Enhanced Differential Evolution Algorithm. IEEE Transactions on Aerospace and Electronic Systems.

13. Shi, Tengfei, Xiangyu Li, and Caishan Liu. "Prediction and optimization for a threaded reusable spacecraft separation device." Acta Astronautica (2025).

14. Yin, Yuefan, Shuo Huang, Yang Yu, and Caishan Liu. "Extended application of modified Archimedes’ law in granular media." Powder Technology 452 (2025): 120560.

15. Xinyi SH, Xuefeng WA, Caishan LI. A review of the airbag landing system for spacecraft. Chinese Journal of Aeronautics. 2025 May 3:103569.

16. Shi, Tengfei, Chang Liu, Zhen Zhao, Bing Yu, Caishan Liu, and Xiangyu Li. "Rigid–flexible coupling dynamics of a threaded reusable low-shock spacecraft separation device." Nonlinear Dynamics 113, no. 6 (2025): 4999-5021.