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A feasibility study on applying meta-heuristic optimization and Gaussian process regression for predicting the performance of pantograph-catenary system 期刊论文
ACTA MECHANICA SINICA, 2024, 卷号: 40, 期号: 1, 页码: 12
作者:  Zhang MH(张莫晗);  Yin B(银波);  Sun ZX(孙振旭);  Bai, Ye;  Yang GW(杨国伟)
收藏  |  浏览/下载:38/0  |  提交时间:2024/02/26
Pantograph-catenary system  Gaussian process regression  Surrogate model  Physical-based model  
A practical approach to flow field reconstruction with sparse or incomplete data through physics informed neural network 期刊论文
ACTA MECHANICA SINICA, 2023, 卷号: 39, 期号: 3, 页码: 322302
作者:  Xu SF(许盛峰);  Sun ZX(孙振旭);  Huang RF(黄仁芳);  Guo DL(郭迪龙);  Yang GW(杨国伟);  Ju SJ(鞠胜军)
Adobe PDF(4793Kb)  |  收藏  |  浏览/下载:67/3  |  提交时间:2023/04/20
Physics informed neural network  Flow field reconstruction  Particle image velocimetry  Cosine annealing algorithm  Experimental fluid dynamics  
Large-eddy simulation for the aero-vibro-acoustic analysis: plate-cavity system excited by turbulent channel flow 期刊论文
ACTA MECHANICA SINICA, 2022, 卷号: 38, 期号: 10, 页码: 322019
作者:  Zhu LX(朱力行);  Wu T(吴霆);  He GW(何国威)
Adobe PDF(10103Kb)  |  收藏  |  浏览/下载:132/41  |  提交时间:2022/10/23
Large-eddy simulation  Turbulent flow  Aero-vibro-acoustics  Surface pressure  
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:204/28  |  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:202/46  |  提交时间:2022/07/18
High-speed train  Drag reduction  Bottom deflector  Bogie  Flow control  
Effect of surface roughness on the aerodynamics of a high-speed train subjected to crosswinds 期刊论文
ACTA MECHANICA SINICA, 2021, 页码: 14
作者:  Wang MY(王梦莹);  Hashmi, S. A.;  Sun ZX(孙振旭);  Guo DL(郭迪龙);  Vita, G.;  Yang GW(杨国伟);  Hemida, H.
Adobe PDF(2683Kb)  |  收藏  |  浏览/下载:294/61  |  提交时间:2021/08/16
High-speed train  Surface roughness  Crosswinds  Aerodynamics  Flow separation  
Aerodynamic shape optimization of an urban maglev train 期刊论文
ACTA MECHANICA SINICA, 2021, 页码: 16
作者:  Sun ZX(孙振旭);  Wang MY(王梦莹);  Wei LY(魏涟漪);  Kong FB;  Yang GW(杨国伟)
Adobe PDF(2376Kb)  |  收藏  |  浏览/下载:284/74  |  提交时间:2021/06/15
Urban maglev train  Aerodynamic characteristics  Cross validation  Kriging model  Genetic algorithm  
Numerical implementation and evaluation of resolvent-based estimation for space-time energy spectra in turbulent channel flows 期刊论文
ACTA MECHANICA SINICA, 2020, 页码: 14
作者:  Yang BW(杨博文);  Jin GD(晋国栋);  Wu T(吴霆);  Yang ZX(杨子轩);  He GW(何国威)
Adobe PDF(1691Kb)  |  收藏  |  浏览/下载:205/71  |  提交时间:2020/08/26
Space-time energy spectra  Turbulent channel flow  Resolvent operator  
The spanwise spectra in wall-bounded turbulence 期刊论文
ACTA MECHANICA SINICA, 2018, 卷号: 34, 期号: 3, 页码: 452-461
作者:  Wang HP;  Wang SZ(王士召);  He GW(何国威)
浏览  |  Adobe PDF(1714Kb)  |  收藏  |  浏览/下载:282/90  |  提交时间:2018/07/17
Wall-bounded Turbulence  Streamwise/spanwise Spectra  Scale Separation  Inner/outer Peak  
Scaling of energy spectra in weakly compressible turbulence 期刊论文
ACTA MECHANICA SINICA, 2017, 卷号: 33, 期号: 3, 页码: 500-507
作者:  Dong YF(董宇峰);  He GW(何国威)
浏览  |  Adobe PDF(461Kb)  |  收藏  |  浏览/下载:321/114  |  提交时间:2017/10/25
Compressible Turbulence  Energy Spectra  Two-point Closure  Space-time Correlation