Tel : +86 29 82668573

Fax: +86 29 83237910



Institute of Intelligent Diagnosis & Control for Equipment

School of Mechanical Engineering

Xi’an Jiaotong University

Xi’an 710049, P. R. China 



1995.9 - 1999.3: Ph.D. in Mechanical Engineering, Xi’an Jiaotong University.

1990.9 - 1993.6: M.S.   in Vibration, Impact and Noise, Xi’an Jiaotong University.

1986.9 - 1990.7: B.S.    in Mechanical Manufacturing, Xi’an Jiaotong University.                  


1997.7-2001.6:    Lecturer

                            School of Mechanical Engineering, Xi’an Jiaotong University

2001.7-2002.1:    Research Associate

                            Department of Automation & Computer-Aided Engineering
  The Chinese University of Hong Kong 

2001.7-2007.8:     Associate Professor

                             School of Mechanical Engineering, Xi’an Jiaotong University

2007.8 - Present:  Professor

                             School of Mechanical Engineering, Xi’an Jiaotong University

2011.2-2012.1:     Visiting Professor

                             School of Mechanical Engineering,The University of Western Australia

2017.7:               Faculty Teaching Development Program

                             Georgia Institute of Technology


  •   Dynamic analysis  and optimization design for mechanical structures
  •   Vibroacoustic analysis and control for electromechanical products
  •   CFD & CAA simulation
  •   Particle damping  technique
  •   Numerical modeling for laser processing


  • Tianhao Wu, Chengjun Wu: Numerical simulation and experiments of multiple reflection and stratified absorption mechanism of pulsed laser in picosecond laser. Optics and Laser Technology 2021, 135, ID:106654, 1-11.


  • Qing Tang, Chengjun Wu, TianhaoWu: Defocusing effect and energy absorption of plasma in picosecond laser drilling. Optics Communications 2021, 478, ID:126410, 1-10.
  • Bin Zhao, Cheng J. Wu: Sound quality evaluation of electronic expansion valve using Gaussian restricted Boltzmann machines based on DBN. Applied Acoustics 2020, 170, ID:107493, 1-15.
  • Renliang Zhang, Yantong Zhang, Zhanpeng Zheng, Lei Mo, Chengjun Wu: Parametrical optimization of particle dampers based on particle swarm algorithm. Applied Acoustics 2020, 160, ID:107083, 1-10.


  • Zhanpeng Zheng, Chengjun Wu, Donghong Wang: A novel method for force identification based on filter and FEM. Journal of Vibration and Control 2019, 25(19-20): 2656–2666.
  • Zhanpeng Zheng, Chengjun Wu, Hengliang Wu, Jianyong Wang and Xiaofei Lei: Vibration isolation performance of nonobstructive particle damping in a machine rack. Journal of Vibration and Control 2019, 25(5): 1122–1130.
  • Xiaofei Lei, Chengjun Wu: Investigating the optimal damping performance of a composite dynamic vibration absorber with particle damping. Journal of Vibration Engineering & Technologies 2018, 6(6): 503–511.
  • Xiaofei Lei, Chengjun Wu and Hengliang Wu: A novel composite vibration control method using double-decked floating raft isolation system and particle damper. Journal of Vibration and Control 2018, 24(19): 4407–4418.
  • Zongji Zheng, Chengjun Wu, Siyuan Liu, Xianbin YangAnalysis of energy occupying ratio of Coulomb explosion and thermal effect in picosecond pulse laser processing. Optics Communications 2018, 424: 190-197.
  • Renliang Zhang, Chengjun Wu, Yantong Zhang: A novel technique to predict harmonic response of Particle-damping structure based on ANSYS® secondary development technology. International Journal of Mechanical Sciences 2018, 144:877–886.
  • Xiaofei Lei, Chengjun Wu, Peng Chen: Optimizing parameter of particle damping based on Leidenfrost effect of particle flows. Mechanical Systems and Signal Processing 2018, 104:60-71.
  • Xiaofei Lei, Chengjun Wu: Non-obstructive particle damping using principles of gas-solid flows. Journal of Mechanical Science and Technology 2017, 31(3):1057-1065.
  • Xiaofei Lei, Chengjun WuDynamic response prediction of non obstructive particle damping using principles of gas solid flows. Journal of Vibroengineering 2016, 18(7): 4692 4704.
  • Dongqiang Wang, Chengjun Wu: A novelty predicting method of vibration and acoustic radiation for rectangular-plate with particle dampers. Journal of Mechanical Science and Technology 2016, 30(3): 1021-1035.
  • Dongqiang Wang, Chengjun Wu, Ruichao YangPrediction of vibration response and acoustic radiation of a thin-walled box with particle dampers using multiphase flow theory of gas-particle. Noise Control Engineering Journal 2016, 64 (1):85-98.
  • D. Q. Wang, C. J. Wu, R. C. Yang: Free vibration of the damping beam using co-simulation method based on the MFT. International Journal of Acoustics and Vibration 2015, 20(4): 251-257.
  • Dongqiang Wang, Chengjun Wu: Vibration response prediction of plate with particle dampers using cosimulation method. Shock and Vibration 2015, Article ID 270398, 14 pages. doi:10.1155/2015/270398.
  • ZhaobinChengjun Wu: Sound quality prediction of electronic expansion valve based on subjective and objective evaluation. Proceedings of the 48th International Congress on Noise Control Engineering Inter-Noise 2019, Madrid, Spain, June 15-19, 2019.
  • Zhanpeng ZhengChengjun Wu: An improved method for dynamic load identification based on Tikhonov regularization. Proceedings of the 47th International Congress on Noise Control Engineering Inter-Noise 2018, Chicago, Illinois, USA, August 26-29, 2018.
  • Zongji Zheng, Chengjun Wu, Siyuan Liu: A comprehensive numerical model for laser ablation. Proceedings of LPM2018 - the 19th International Symposium on Laser Precision Microfabrication, Edinburg, UK, June 25-28, 2018.
  • Xiaofei Lei, Chengjun Wu: Dynamic load identification on nonlinear damping structure using positive deduction approach. Proceedings of the 24th International Congress on Sound & Vibration, London, UK, July 23-27, 2017.
  • Zhengwei Hao, Chengjun Wu, Xieqing Huang: Vibration Analysis for the Cylindrical Shell and Plate Composite Structure Using the Mixed-Mode Substructure Method. Proceedings of the 22nd International Congress on Sound & Vibration, Florence, Italy, July 12-16, 2015.
  • Xiaofei LEI,  Chengjun WU, Dongqiang WANG: The distribution analysis of non-obstructive particle damping in Aluminum cantilever beam. Proceedings of the 44th International Congress on Noise Control Engineering Inter-noise 2015. San Francisco, California, USA, August 9-12, 2015.