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Aerodynamic optimization using passive control devices near the bogie cabin of high-speed trains 期刊论文
ACTA MECHANICA SINICA, 2022, 卷号: 38, 期号: 9, 页码: 16
作者:  Yao YF(姚永芳);  Sun ZX(孙振旭);  Li GB;  Yang GW(杨国伟);  Prapamonthon P;  Guo Y(郭易);  Wang MY(王梦莹)
Adobe PDF(4750Kb)  |  收藏  |  浏览/下载:200/27  |  提交时间:2022/07/18
Passive control devices  Aerodynamic drag  Slipstream  Aerodynamic noise  High-speed trains  
Effects of bottom deflectors on aerodynamic drag reduction of a high-speed train 期刊论文
ACTA MECHANICA SINICA, 2022, 卷号: 38, 期号: 5, 页码: 15
作者:  Liu, Wen;  Ji ZL(纪占玲);  Guo DL(郭迪龙);  Yang GW(杨国伟);  Zhou, Gaowei;  Ren, Kunhua
Adobe PDF(2462Kb)  |  收藏  |  浏览/下载:199/45  |  提交时间:2022/07/18
High-speed train  Drag reduction  Bottom deflector  Bogie  Flow control  
Multi-objective design optimization of the combinational configuration of the upstream energy deposition and opposing jet for drag reduction in supersonic flows 期刊论文
AEROSPACE SCIENCE AND TECHNOLOGY, 2020, 卷号: 105, 页码: 10
作者:  Ju SJ(鞠胜军);  Sun ZX(孙振旭);  Yang GW(杨国伟);  Prapamonthon P;  Zhang JY
Adobe PDF(3818Kb)  |  收藏  |  浏览/下载:411/103  |  提交时间:2020/11/30
Optimization design  Drag reduction  Supersonic flow  Energy deposition  Opposing jet  
Parametric study on drag reduction with the combination of the upstream energy deposition and the opposing jet configuration in supersonic flows 期刊论文
ACTA ASTRONAUTICA, 2020, 卷号: 171, 页码: 300-310
作者:  Ju SJ;  Sun ZX(孙振旭);  Yang GW(杨国伟);  Prapamonthon P;  Zhang JY
Adobe PDF(3216Kb)  |  收藏  |  浏览/下载:315/84  |  提交时间:2020/05/18
Computational fluid dynamics  Drag reduction  Supersonic flow  Energy deposition  Opposing jet  
Extra-low Reynolds number vane separation using immersed boundary method 会议论文
ASME-JSME-KSME 2019 8th Joint Fluids Engineering Conference, AJKFluids 2019, San Francisco, CA, United states, July 28, 2019 - August 1, 2019
作者:  Prapamonthon P;  Yin B(银波);  Yang GW(杨国伟)
收藏  |  浏览/下载:73/0  |  提交时间:2020/11/20
Computational Fluid Dynamics  Drag  Fluid-Structure Interaction  Lift  Unsteady Flows  Vortices  
Particle-Based Modeling of Asymmetric Flexible Fibers in Viscous Flows 期刊论文
COMMUNICATIONS IN COMPUTATIONAL PHYSICS, 2017, 卷号: 22, 期号: 4, 页码: 1015-1027
作者:  Yang XF(杨秀峰);  Liu MB(刘谋斌);  Liu, MB (reprint author), Peking Univ, Coll Engn, BIC ESAT, Beijing 100187, Peoples R China.;  Liu, MB (reprint author), Peking Univ, State Key Lab Turbulence & Complex Syst, Beijing 100871, Peoples R China.
浏览  |  Adobe PDF(1039Kb)  |  收藏  |  浏览/下载:320/115  |  提交时间:2017/10/27
Fluid-structure Interaction  Asymmetric Flexible Fiber  Drag Force  Smoothed Particle Hydrodynamics (Sph)  Element Bending Group (Ebg)  
Effect of peak perforation on flow past a conic cylinder at Re=100: drag lift and Strouhal number 期刊论文
CHINA OCEAN ENGINEERING, 2017, 卷号: 31, 期号: 3, 页码: 330-340
作者:  Lin LM(林黎明);  Zhong XF(钟兴福);  Wu YX(吴应湘)
浏览  |  Adobe PDF(1445Kb)  |  收藏  |  浏览/下载:367/130  |  提交时间:2017/07/25
Vortex-induced Vibration  Perforation  Conic Disturbance  Drag  Lift  Strouhal Number  
Influencing factors and scaling law of bubble detachment at a submerged orifice 会议论文
ASME International Mechanical Engineering Congress and Exposition (IMECE2016), Phoenix, AZ, NOV 11-17, 2016
作者:  Wang YW(王一伟);  Huang CG(黄晨光);  Wu XC(吴小翠);  Wang, YW (reprint author), Chinese Acad Sci, Key Lab Mech Fluid Solid Coupling Syst, Inst Mech, Beijing, Peoples R China.
浏览  |  Adobe PDF(1628Kb)  |  收藏  |  浏览/下载:273/89  |  提交时间:2018/01/16
Constant-flow Conditions  Layer Drag Reduction  Simulation  Liquid  
A study of the optimization design method for a high speed train 会议论文
THE THIRD INTERNATIONAL CONFERENCE ON RAILWAY TECHNOLOGY: RESEARCH, DEVELOPMENT AND MAINTENANCE, Cagliari, Sardinia, Italy , 5-8 April 2016
作者:  Zhao GL;  Sun ZX(孙振旭);  Yao SB(姚拴宝);  Guo DL(郭迪龙);  Yang GW(杨国伟)
收藏  |  浏览/下载:165/0  |  提交时间:2018/11/08
Aerodynamic drag  Genetic algorithms  Lift  Railroad cars  Railroads  Aerodynamic lift  Ga  grnn  High speed train (HST)  Kriging model  Optimization design  Optimization method  Surrogate model  
Bending modes and transition criteria for a flexible fiber in viscous flows 期刊论文
JOURNAL OF HYDRODYNAMICS, 2016, 卷号: 28, 期号: 6, 页码: 1043-1048
作者:  Yang XF(杨秀峰);  Liu MB(刘谋斌);  Liu, MB (reprint author), Peking Univ, Coll Engn, BIC EAST, Beijing 100871, Peoples R China.;  Liu, MB (reprint author), Peking Univ, State Key Lab Turbulence & Complex Syst, Beijing 100871, Peoples R China.
浏览  |  Adobe PDF(1338Kb)  |  收藏  |  浏览/下载:274/78  |  提交时间:2017/02/24
Smoothed Particle Hydrodynamics (Sph)  Fluid-structure Interaction  Flexible Fiber  Drag Reduction