Dr Zhengxian Liu is an academic staff in the Department of Mechanics, Tianjin University, China. Her main research area includes numerical investigation of the internal flow in turbomachinery, the optimum design of the centrifugal compressors, turbulence modelling methods for complex aeroengine internal flow, the aero-performance improvement of turbocharging, the comfort and pollutant transport in aircraft cabin, etc.

Dr Liu has developed a strong research track record by leading (as principal investigator) one ‘National Key Basic Research Program of China’ project, two ‘National Natural Science Foundation of China’ projects, one ‘The state key laboratory of internal combustion engine burning’ project and several industry projects. She has published 50+ peer reviewed papers and secured several millions of RMB in research funding. She is supervising/supervised 2 PhD candidates and 10+ MSc students.

Dr Liu has developed a strong reputation as an active researcher in the national arena. She is the vice-director of the Department of Mechanics, Tianjin University, a Committee Member of Tianjin Mechanics Society and a member of editorial board of the Journal of Turbomachinery Technology. 

Dr Liu was awarded the Best Paper Award for Journal of Building Simulation (2016), Tianjin Science and Technology Progress Award (2015), Du Qing-Hua Medal and Award of Mechanics and Engineering (2014), and China Machinery Industry Science and Technology Award (2014). 

• Numerical investigation of the internal flow in turbomachinery
• The optimum design of the centrifugal compressors
• Turbulence modelling methods for complex aeroengine internal flow
• The aero-performance improvement of turbocharging

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• • Liu Zhengxian, Zhang Chuhua, Application of factor difference scheme to solving discrete flow equation based on unstructured grid, Transactions of Tianjin University, 2009, 15(5): 324-329.2019
• Liu Zhengxian, Han Bo, Lu Yeming. Application of the objective optimization algorithm in parametric design of impeller blade, Journal of Tianjin University (Science and Technology), 2017, 50(1): 19-27.2019
• • Liu Zhengxian, Xu Lianhuan, Numerical simulation of discharge flow with fluctuation in positive discharge blower, Chinese Journal of Mechanical Engineering, 2009, 22(2): 214-220 .2019
• • Li Xiaojian, Liu Zhengxian, Yujing Lin，Multi-point and multi-objective optimization of a centrifugal compressor impeller based on genetic algorithm, Mathematical Problems in Engineering, 2017, Accepted.2019
• • Huang Zhangfeng, Liu Zhengxian, Numerical study of a positive displacement blower, Proc. IMechE Part C: J. Mechanical Engineering Science, 2009, 223: 2309-2316 .2019
• • Liu Zhengxian, Li Xiaojian , Zhao Yijia, Confirmation of a new metamodeling strategy in turbomachinery, Chinese Journal of Mechanical Engineering, 2017, Accepted.2019
• • Hao Wei, Liu Zhengxian, Chen Liying, Numerical analysis of a pressure pluse with a vortex around a submerged cavity, Journal of Harbin Engineering University, 2012, 33(4): 501-506.2019
• • Zuo Pan, Liu Zhengxian, Li Xiaojian, The Aerodynamic analysis and optimum of casing treatment on tran/supersonic centrifugal compressor, Proceedings of the International Meeting of Turbocharge 2017, Dalian, 2017, Accepted .2019
• • Liu Zhengxian, Ping Yan, Zangeneh Mehrdad, On the nature of tip clearance flow in subsonic centrifugal impellers, SCIENCE CHINA Technological Sciences, 2013, 56(9): 2170-2177 .2019
• • Li Xiaojian, Liu Zhengxian, Application of metamodelling techniques in turbomachinery, Proceedings of the International Meeting of Turbocharge 2017, Dalian, 2017, Accepted.2019
• • Liu Zhengxian, Wang Musu, Zhou Yue, Wu Ningning, Dynamic coupling correlation of gas film in dry gas seal with spiral groove, Chinese Journal of Mechanical Engineering, 2014, 27(4): 853-859.2019
• • Liu Zhengxian, Cao Jangtao, Wang Musu, Zhao Yijia, Analysis on shockwave and energy loss in transonic centrifugal impeller with splitter blades, Journal of Aerospace Power, 2016, 31(12): 3010-3016.2019
• • Liu Zhengxian, Lu Yin, Chen Liying, Analysis of aerodynamic performance affected by blade tip clearance in unshroud centrifugal impellers, Journal of Engineering Thermophysics. 2014, 35(4): 673-677.2019
• • Liu Yulong, Zhao Yijia, Liu Zhengxian, Luo Jisheng, Numerical investigation of the unsteady flow characteristics of human body thermal plume, Building Simulation, 2016, 9(6): 677-687 .2019
• • Liu Zhengxian, Zhu Chang, Han Bo, Similarity analysis of aerodynamic performance on a centrifugal compressor stage with real gas. Journal of Tianjin University (Science and Technology), 2016, 49(7): 721-727.2019
• • Liu Zhengxian, Zhang Jishen, Ping Yan, Numerical analysis and verification of turbulent characteristics for the impinging jet flow in air vents of aircraft cabin, Journal of Tianjin University (Science and Technology), 2014, 47(4): 292-297.2019
• • Liu Zhengxian, Zhang Xiaoxing, Zhang Lijie, Luo Jisheng, Turbulence model for round jet flow based on modification of grid numerical dissipation, Journal of Tianjin University (Science and Technology, 2015, 27(4): 853-859.2019
• • Li Xiaojian, Zhao Yijia, Liu Zhengxian, Chen Hua, The optimization of a centrifugal impeller based on a new multi-objective evolutionary strategy, Proceedings of ASME Turbo Expo 2016, Seoul, 12th-17th June, 2016.2019
• • Li Xiaojian, Liu Zhengxian, Chen Hua, A new methodology for fast preliminary assessment of centrifugal impeller design with high flow capacity, Proceedings of the international meeting of turbocharge 2016, Beijing University of Technology, 22nd-23rd Sep 2016.2019
• • Liu Zhengxian, Li Xiaojian, Chen Hua, Multi-point and multi-objective optimization of a centrifugal compressor impeller based on genetic algorithm, Proceedings of the international meeting of turbocharge 2016, Beijing University of Technology, 22nd-23rd Sep 2016.2019