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Data augmented prediction of Reynolds stresses for flows around an axisymmetric body of revolution 期刊论文
OCEAN ENGINEERING, 2024, 卷号: 296, 页码: 14
Authors:  Liu Y(刘毅);  Wang SZ(王士召);  Zhang XL(张鑫磊);  He GW(何国威)
Favorite  |  View/Download:20/0  |  Submit date:2024/05/21
Ensemble Kalman method  Machine learning  Turbulence modeling  SUBOFF model  
Structure and role of the pressure Hessian in regions of strong vorticity in turbulence 期刊论文
JOURNAL OF FLUID MECHANICS, 2024, 卷号: 983, 页码: 12
Authors:  Yang PF(杨鹏飞);  Xu, H;  Pumir, A;  He GW(何国威)
Favorite  |  View/Download:6/0  |  Submit date:2024/05/14
turbulence theory  turbulence modelling  vortex dynamics  
Ensemble variational method with adaptive covariance inflation for learning neural network-based turbulence models 期刊论文
PHYSICS OF FLUIDS, 2024, 卷号: 36, 期号: 3, 页码: 21
Authors:  Luo QY(罗清勇);  Zhang XL(张鑫磊);  He GW(何国威)
Favorite  |  View/Download:19/0  |  Submit date:2024/05/14
Clustering dimensionless learning for multiple-physical-regime systems 期刊论文
COMPUTER METHODS IN APPLIED MECHANICS AND ENGINEERING, 2024, 卷号: 420, 页码: 21
Authors:  Zhang, Lei;  Xu ZY(许昭越);  Wang SZ(王士召);  He GW(何国威)
Favorite  |  View/Download:68/0  |  Submit date:2024/03/11
Cluster  Active subspace  Data-driven dimensional analysis  Machine learning  
Physical interpretation of neural network-based nonlinear eddy viscosity models 期刊论文
AEROSPACE SCIENCE AND TECHNOLOGY, 2023, 卷号: 142, 页码: 13
Authors:  Zhang XL(张鑫磊);  Xiao, Heng;  Jee, Solkeun;  He GW(何国威)
Adobe PDF(5699Kb)  |  Favorite  |  View/Download:73/6  |  Submit date:2023/11/28
Machine learning  Turbulence modeling  Ensemble Kalman inversion  Physical interpretability  
Engineering perspective on bird flight: Scaling, geometry, kinematics and aerodynamics 期刊论文
PROGRESS IN AEROSPACE SCIENCES, 2023, 卷号: 142, 页码: 47
Authors:  Liu, Tianshu;  Wang SZ(王士召);  Liu, Hao;  He GW(何国威)
Adobe PDF(39199Kb)  |  Favorite  |  View/Download:73/4  |  Submit date:2024/01/22
Bird  Flight  Scaling  Flapping wing  Airfoil  Wing geometry  Wing kinematics  Aerodynamics  Vortex  Lift  Drag  Thrust  Thin-airfoil theory  Lifting-line theory  Wake models  Kutta-Joukowski theorem  Actuator disk model  Vortex ring model  CFD  Multiple joint arm system  
Combining direct and indirect sparse data for learning generalizable turbulence models 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2023, 卷号: 489, 页码: 112272
Authors:  Zhang XL(张鑫磊);  Xiao, Heng;  Luo, Xiaodong;  He GW(何国威)
Adobe PDF(7111Kb)  |  Favorite  |  View/Download:58/5  |  Submit date:2023/09/05
Ensemble Kalman method  Turbulence modeling  Direct data  Indirect data  
Learning Neural-Network-Based Turbulence Models for External Transonic Flows Using Ensemble Kalman Method 期刊论文
AIAA JOURNAL, 2023
Authors:  Liu Y(刘毅);  Zhang XL(张鑫磊);  He GW(何国威)
Adobe PDF(8757Kb)  |  Favorite  |  View/Download:59/0  |  Submit date:2023/06/15
Composition of resolvents enhanced by random sweeping for large scale structures in turbulent channel flows 期刊论文
JOURNAL OF FLUID MECHANICS, 2023, 卷号: 956, 页码: A31
Authors:  Wu T(吴霆);  He GW(何国威)
Adobe PDF(1735Kb)  |  Favorite  |  View/Download:66/0  |  Submit date:2023/04/20
turbulence modelling  turbulent boundary layers  
Strain self-amplification is larger than vortex stretching due to an invariant relation of filtered velocity gradients 期刊论文
JOURNAL OF FLUID MECHANICS, 2023, 卷号: 955, 页码: 14
Authors:  Yang PF(杨鹏飞);  Zhou ZD(周志登);  Xu H;  He GW(何国威)
Adobe PDF(489Kb)  |  Favorite  |  View/Download:71/9  |  Submit date:2023/12/11
homogeneous turbulence  turbulence theory