◎Research Interests
1.Theory and numerical simulation of petroleum engineering fluid dynamics;
2.Energy loss mechanism and drag reduction mechanism of complex flow in complex channels (From the First Principle of fluid mechanics, N-S equation, we are committed to establishing a unified theory and method for the analysis of energy loss mechanism of internal and external flow, Newtonian and non-Newtonian, single-phase and gas-liquid two-phase, steady and unsteady, laminar and turbulent flow);
3.Theoretical analysis and numerical simulation of strongly swirling turbulent flow in cyclone separator and hydrocyclone.
◎Courses Offered
Engineering fluid mechanics, Fluid Mechanics Simulation and Experimentation
◎Research Projects
1. “Numerical study of the effect of coherent structures on flow characteristics in a cyclone separator”--- School PhD start-up project
2. ”Study on the influencing factors of production capacity after thermal recovery in heavy oil reservoir of the Shan 10 block”---Shengli Oil field project
3. ” Investigation on the Pressure Drop Reduction in Inner Swirling Flow and the Mechanism of Repds”--- NSFC project
4. Stability study of nonparallel shear flow in shear-thinning fluids:---School PhD start-up project
5. Study on the flow characteristics and stability mechanism of viscoplastic fluid in coaxial annular space domain---NSFC project
6. Study on the flow mechanism of atomizer in vertical oil pipe---Enterprise project
◎Paper and Publications
1. Baoxin Wei, Chengwen Liu, Laizeng Ma, Zhaomin Li. Large eddy simulation of flow field in hydrocyclone with air core. Shipbuilding of China, 2024,(3)
2. Jingbo Wei, Chengwen Liu, Baoxin Wei, Jingjun Zhuo, Zhaomin Li. Structure parameter optimization of casing stabilizer based on entropy generation analysis. China Petroleum Machinery, 2023, 51(5): 33-40.
3.Ishaq Ahmad,Liu Chengwen,Wu Mingxuan,Xu Zhengxiao,Atif Zafar & Zhaomin Li.Black rice huskash is a useful template for foam stability to enhance oil recovery (EOR). Chemistry and Technology of Fuels and Oils,2021,56(6):962-970
4.Hongjian Ni,Yucheng Cao and Chengwen Liu.Prediction and research on the erosion of the tubing joint in high yield gas well. IOP Conference Series: Earth and Environmental Science,v467,n1, April 8,2020,4th International Conference on Energy Engineering and Environmental Protection (EEEP),Xiamen,China,Nov 19-21,2019
5.Liu Chengwen,Zhu Lin,Wu xingru,Liang Jian,Li Zhaomin.Numerical Characterization of the Annular Flow Behavior and Pressure Loss in Deepwater Drilling Riser.CMES-Computer Modeling in Engineering & Sciences,2020,124(2),561–572
6. Jian Liang, Chengwen Liu, Zhaomin Li. Large eddy simulation of VIV suppression mechanism on risers with fairings. Chinese Quarterly of Mechanics, 2020,41(1):197-205
7. Chengwen Liu, Zhaomin Li. Advances of cuttings transport models during oil drilling. Drilling Fluid and Completion Fluid, 2019,36(6):663-671
8. Mengyin Liang, Yunlong Li, Huijuan Yuan, Xiaoyu Zhang, Rui Sun. Numerical simulation and assessment of wind environment in Qingdao campus of Petroleum University, China. Sichuan Architecture, 2015,35(2):56-58
9. Xiaomeng Zhang, Chengwen Liu, Zhaomin Li. An improved drilling fluid rheological model and its evaluation. Fault-Block Oil & Gas Field, 2014, 21(6):806-811
10. Xian Shi, Zhaomin Li, Chengwen Liu, Binfei Li, Penhua Li. New productivity prediction model for sand control wells by cyclic steam stimulation. Petroleum Geology and Recovery Efficiency, 2012,19(4):56-58
11. Chengwen Liu, Hongbo Wei, Zhao min Li. Numerical simulation of the influence of swirl mixer on effect of blending dilute oil through oil tube. Science Technology and Engineering, 2012,12(16):46-49
12. Chengwen Liu, Zhaomin Li, Xicheng Li. Numerical simulation of the effect of wall roughness on flow field in cyclones. Chinese Journal of Environmental Engineering, 2011, 5(10):2331-2336
13. Chengwen Liu, Lianze Wang, and Qiusheng Liu. A universal approach for mean mechanical energy losses analysis. Chemical Engineering Science, 2006, 61(6):2085-2088.
14．Chengwen Liu, Lianze Wang, and Qiusheng Liu. Experimental study and analysis on drag reduction mechanism of Repds in a cyclone separator. Chemical Engineering & Technology, 2006, 29(4):495-503.
15. Chengwen Liu, Lianze Wang, Jianjun Wang, and Qiusheng Liu. Investigation of energy losses mechanism in cyclone separators. Chemical Engineering & Technology, 2005, 28(10):1182-1190.
16. Jianjun Wang, Lianze Wang, and Chengwen Liu. Effect of a stick on the gas turbulence structure in a cyclone separator. Aerosol Science & Technology, 2005, 39(8):713-721.
17. Chengwen Liu, Lianze Wang, Jianjun Wang, Qiusheng Liu. Effect of a reducing pressure drop stick in the flow field of a cyclone separator. Journal of Tsinghua University(Science and Technology), 2007, 47(2):293-296.93-296.
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