WEN Zefeng

Professor

Supervisor of Master's Candidates

Supervisor of Doctorate Candidates

Professor

E-Mail:

Business Address:State Key Laboratory of Traction Power, Jiuli Campus, Southwest Jiaotong University, No. 111, North Section 1, Second Ring Road, Chengdu, Sichuan, 610031, P. R. China

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WEN Zefeng

Professor

Deputy Director of the State Key Laboratory of Traction Power

Email: zfwen@swjtu.edu.cn; zefengwen@126.com

Office: Room 211, State Key Laboratory of Traction Power, Jiuli Campus

Links: https://faculty.swjtu.edu.cn/wenzefeng/en/index.htm

   

BIO

Education

l  PhD, Southwest Jiaotong University, Vehicle Operation Engineering (2006)

l  M.A., Southwest Jiaotong University, Vehicle Operation Engineering (2000)

l  B.S., Southwest Jiaotong University, Mechanical Engineering (1998)


Employment

Academic Appointments

l  Professor, State Key Laboratory of Traction Power, Southwest Jiaotong University, China (2011-present)

l  Associate Professor, State Key Laboratory of Traction Power, Southwest Jiaotong University, China (2006-2011)

Administrative Appointments

l  Deputy Director, State Key Laboratory of Traction Power (2016- present)

l  Director Assistant, Director Assistant (2015-2016)

 

RESEARCH INTERESTS

l  Wheel–rail rolling contact mechanics

l  Wheel–rail rolling contact fatigue

l  Wheel–rail adhesion

l  Wheel–rail wear

l   Railway wheel out-of-roundness

l  Rail corrugation

l  Vehicle–track coupled dynamics

l  Vibration and noise reduction of railway vehicle and track

 

SELECTED PUBLICATIONS

Principal Publications of the Last Five Years

l  Gongquan Tao, Mengqi Liu, Qinglin Xie, Zefeng Wen*. Wheel–rail dynamic interaction caused by wheel out-of-roundness and its transmission between wheelsets. Proceedings of the Institution of Mechanical Engineers, Part F: Journal of Rail and Rapid Transit. 2022, 236(3): 247-261. https://doi.org/10.1177/09544097211016582.

l  Xingwen Wu*, Aolin Gao, Zefeng Wen, Shengchuan Wu, Shizhong He, Maoru Chi, Shulin Liang. Online estimation of fatigue damage of railway bogie frame based on axle box accelerations, Vehicle System Dynamics, 2022. https://doi.org/10.1080/00423114.2022.2041204.

l  Xiaolong Liu, Jian Han, Hanwen Xu, Xinbiao Xiao, Zefeng Wen, Shulin Liang*. An indirect method for rail corrugation measurement based on numerical models and wavelet packet decomposition. Measurement, 2022. https://doi.org/10.1016/j.measurement.2022.110726.

l  Dexiang Ren, Gongquan Tao, Xiaoxuan Yang, Zefeng Wen*, Xuesong Jin. Integration of a dissipative contact force model into vehicle–track dynamics for analysing wheel–rail dynamic interaction under short-wavelength irregularity. Vehicle System Dynamics, 2022. https://doi.org/10.1080/00423114.2021.2025407.

l  Xingwen Wu*, Chenxi Xie, Kaicheng Liu, Shengchuan Wu, Zefeng Wen, Jiliang Mo. Study on high frequency vibration-induced fatigue failure of antenna beam in a metro bogie. Engineering Failure Analysis, 2022, 133: 105976. https://doi.org/10.1016/j.engfailanal.2021.105976.

l  Nirmal Kumar Mandal*, Maksym Spiryagin, Qing Wu, Zefeng Wen, Sebastian Stichel. FEA of mechanical behaviour of insulated rail joints due to vertical cyclic wheel loadings. Engineering Failure Analysis, 2022, 133: 105966. https://doi.org/10.1016/j.engfailanal.2021.105966.

l  Yue Wu, Jianuo Wang, Moukai Liu, Xuesong Jin*, Xiaoyi Hu, Xinbiao Xiao, Zefeng Wen. Polygonal wear mechanism of high-speed wheels based on full-size wheel-rail roller test rig. Wear, 2022, 494–495: 204234.

l  Xin Zhao*, Shuangchao Huang, Peng Zhang, Liang Ling, Jizhong Yang, Zefeng Wen. On the modelling of normal wheel-rail contact for high-frequency vehicle–track dynamics analyses. International Journal of Rail Transportation, 2021. https://doi.org/10.1080/23248378.2021.2004463.

l  Dexiang Ren, Gongquan Tao, Zefeng Wen*, Xuesong Jin. Wheel profile optimisation for mitigating flange wear on metro wheels and verification through wear prediction. Vehicle System Dynamics, 2021, 59(12): 1894-1915. https://doi.org/10.1080/00423114.2020.1798472.

l  Chenxi Xie, Gongquan Tao, Shulin Liang, Zefeng Wen*. Understanding and treatment of brake pipe fracture of metro vehicle bogie. Engineering Failure Analysis, 2021, 128: 105614. https://doi.org/10.1016/j.engfailanal.2021.105614.

l  Xiaoxuan Yang, Gongquan Tao, Wei Li, Zefeng Wen*. On the formation mechanism of high-order polygonal wear of metro train wheels: experiment and simulation. Engineering Failure Analysis, 2021, 127: 105512. https://doi.org/10.1016/j.engfailanal.2021.105512.

l  Gongquan Tao, Chenxi Xie, Hengyu Wang, Zefeng Wen*. An investigation into the mechanism of high-order polygonal wear of metro train wheels and its mitigation measures. Vehicle System Dynamics, 2021, 59(10): 1557-1572. https://doi.org/10.1080/00423114.2020.1770810.

l  Gongquan Tao, Zefeng Wen*, Guosheng Chen, Yun Luo, Xuesong Jin. Locomotive wheel polygonization due to discrete irregularities: simulation and mechanism. Vehicle System Dynamics, 2021, 59(6): 872-889.  https://doi.org/10.1080/00423114.2020.1737148.

l  Gongquan Tao, Xiaolong Liu, Zefeng Wen*, Xuesong Jin. Formation process, key influencing factors and countermeasures of high-order polygonal wear of locomotive wheels. Journal of Zhejiang University-SCIENCE A (Applied Physics & Engineering), 2021, 22(1): 70-84. https://doi.org/10.1631/jzus.A2000081.

l  Wubin Cai, Maoru Chi, Xingwen Wu, Jianfeng Sun, Yabo Zhou, Zefeng Wen, Shulin Liang*. A long-term tracking test of high-speed train with wheel polygonal wear. Vehicle System Dynamics, 2021, 59(11): 1735-1758. https://doi.org/10.1080/00423114.2020.1786592.

l  Gongquan Tao, Zefeng Wen*, Xuesong Jin, Xiaoxuan Yang. Polygonisation of railway wheels: a critical review. Railway Engineering Science, 2020, 28(4): 317-345. https://doi.org/10.1007/s40534-020-00222-x.

l  Wanming Zhai, Xuesong Jin, Zenfeng Wen, Xin Zhao*. Wear problems of high-speed wheel/rail systems: observations, causes, and countermeasures in China. Applied Mechanics Review, 2020, 72(6): 060801 (23 pages). https://doi.org/10.1115/1.4048897.

l  Yongfeng Liu, Tao Jiang, Xin Zhao*, Zefeng Wen, Xuesong Jin. Effects of axle load transfer on wheel rolling contact fatigue of high-power AC locomotives with oblique traction rods. International Journal of Fatigue, 2020, 139: 105748. https://doi.org/10.1016/j.ijfatigue.2020.105748.

l  Nirmal Kumar Mandal*, Roger Lewis, Zefeng Wen. Quantification of sub-surface railhead material damage due to composite endpost materials of insulated rail joints for cyclic wheel loadings. Engineering Failure Analysis, 2020, 113: 104562. https://doi.org/10.1016/j.engfailanal.2020.104562.

l  Xin Zhao*, Zhe Wang, Zefeng Wen, Hengyu Wang, Dongfang Zeng. The initiation of local rolling contact fatigue on railway wheels: an experimental study. International Journal of Fatigue, 2020, 132: 105354. https://doi.org/10.1016/j.ijfatigue.2019.105354.

l  Cheng Zhou, Maoru Chi*, Zefeng Wen, Xingwen Wu, Wubin Cai, Liangcheng Dai, Heji Zhang, Weiming Qiu, Xiang He, Maochun Li. An investigation of abnormal vibration – induced coil spring failure in metro vehicles. Engineering Failure Analysis, 2020, 108: 104238. https://doi.org/ 10.1016/j.engfailanal.2019.104238.

l  Gongquan Tao, Zefeng Wen*, Xiren Liang, Dexiang Ren, Xuesong Jin. An investigation into the mechanism of the out-of-round wheels of metro train and its mitigation measures. Vehicle System Dynamics, 2019, 57(1): 1-16. https://doi.org/10.1080/00423114.2018.1445269.

l  Yongfeng Liu, Tao Jiang, Xin Zhao, Zefeng Wen, Shulin Liang*. On the wheel rolling contact fatigue of high power AC locomotives running in complicated environments. Wear, 2019, 436-437: 202956. https://doi.org/10.1016/j.wear.2019.202956.

l  Gongquan Tao, Linfeng Wang, Zefeng Wen*, Qinghua Guan, Xuesong Jin. Experimental investigation into the mechanism of the polygonal wear of electric locomotive wheels. Vehicle System Dynamics, 2018, 56(6): 883-899. https://doi.org/10.1080/00423114.2017.1399210.

l  Gongquan Tao, Dexiang Ren, Linfeng Wang, Zefeng Wen*, Xuesong Jin. Online prediction model for wheel wear considering track flexibility. Multibody System Dynamics, 2018, 44(3): 313-334. https://doi.org/10.1007/s11044-018-09633-5.

l  Yumei Zhang, David Thompson, Giacomo Squicciarini, Jungsoo Ryue, Xinbiao Xiao, Zefeng Wen*. Sound Transmission Loss Properties of Truss Core Extruded Panels. Applied Acoustics, 2018, 131: 134-153. http://dx.doi.org/10.1016/j.apacoust.2017.10.021.

l  Gongquan Tao, Linfeng Wang, Zefeng Wen*, Qinghua Guan and Xuesong Jin. Measurement and assessment of out-of-round electric locomotive wheels. Proc IMechE Part F: Journal of Rail and Rapid Transit, 2018, 232(1): 275-287. https://doi.org/10.1177/0954409716668210.

l  Gongquan Tao, Dexiang Ren, Linfeng Wang, Zefeng Wen*, Xuesong Jin. Online prediction model for wheel wear considering track flexibility. Multibody System Dynamics, 2018, 44(3): 313-334. https://doi.org/10.1007/s11044-018-09633-5.

l  Gongquan Tao, Xing Du, Heji Zhang, Zefeng Wen*, Xuesong Jin, Dabin Cui. Development and validation of a model for predicting wheel wear in high-speed trains. Journal of Zhejiang University-SCIENCE A, 2017, 18(8): 603-616. http://dx.doi.org/10.1631/jzus.A1600693.

l  Xin Zhao*, Xiaogang Zhao, Chao Liu, Zefeng Wen, Xuesong Jin. A study on dynamic stress intensity factors of rail cracks at high speeds by a 3D explicit finite element model of rolling contact. Wear, 2016, 366-367(1-2): 60-70. https://doi.org/10.1016/j.wear.2016.06.001.

l  Gongquan Tao, Zefeng Wen*, Xin Zhao, Xuesong Jin. Effects of wheel-rail contact modelling on wheel wear simulation. Wear, 2016, 366-367(1-2): 146-156. http://dx.doi.org/10.1016/j.wear.2016.05.010.


 

SELECTED AWARDS AND HONORES

l  First prize of Natural Science Award of Ministry of Education, China (2018)

l  First prize of Science and Technology Award of China Railway Society (2008, 2016, 2020)

l  Academic and Technological Leaders in Sichuan Province, China (2018)

l  The 13th Sichuan Youth Science and Technology Award, China (2015)

l  Nomination Award for the National Excellent Doctoral Dissertation of China (2009)

l  Winner of New Century Excellent Talents in University, Ministry of Education, China (2008)

l  Funded by Fok Ying Tung Youth Fund, China (2008)

l  Excellent Doctoral Dissertation of Sichuan Province, China (2007)

 

PROFESSIONAL ACTIVITIES

l  Editorial Board Member, Railway Engineering Science (2020–)


RESEARCH

Current Research

l  Research on damage mechanism and control of Sichuan-Tibet Railway (No. U21A20167), National Natural Science Foundation of China (2022-2025)

l  Study on the initiation mechanism of wheel polygonal wear of high-power AC drive electric locomotive (No. 51875484), National Natural Science Foundation of China (2019-2022)

l  Joint research into initiation mechanism and monitoring and controlling technologies of rail corrugation of metro lines (No. 2019YFH0053), Science and Technology Plan Project of Sichuan Province, China (2019-2021)

l  Strength test and theoretical study on vibration and failure of accessory parts of bogie frame of Guangzhou Metro, CRRC, China (2019-2021)

l  Rail profile design and grinding to improve operation stability of metro vehicle, Guangzhou Metro Design & Research Institute Co., Ltd, China (2020-2022)

l  Study on adjustment of wheel profile and bogie suspension parameters to improve operation stability of metro vehicle, Guangzhou Metro, China (2020-2022) 

Research Group

l  Prof. Wen is a member of Wheel–Rail Interaction and Vibration & Noise (WRIVN) group. The WRIVN group consists of 5 professors, 4 associate professors and 5 lecturers. Primary areas of expertise include wheel–rail interaction, railway vehicle design, railway vehicle system dynamics, vibration and noise reduction of railway vehicle and track, failure analysis, condition monitoring, and vehicle and track instrumentation. Over the past 20 years, the WRIVN group has developed a reputation for providing efficient and practical solutions to a wide range of railway operations including high speed, heavy haul, mass transit, general freight and passenger systems.

 

TEACHING

Primary Teaching areas

l  Wheel–Rail Interaction

 

Current Courses

l  Wheel–Rail Contact Mechanics

 

GRADUATE SUPERVISION

I am available for supervision. Over the past five years, I have supervised and graduated 48 Mas and 15 PhDs.