2 papers
physics.flu-dyn2023★ 1 cited
Boundary layer transition due to distributed roughness: Effect of roughness spacing
Rong Ma, Krishnan Mahesh
The influence of roughness spacing on boundary layer transition over distributed roughness elements is studied using direct numerical simulation (DNS) and global stability analysis…
physics.flu-dyn2019
Direct numerical simulation of turbulent channel flow over random rough surfaces
R. Ma, K. Alamé, K. Mahesh
Direct numerical simulation (DNS) of flow in a turbulent channel with a random rough wall is performed at and . The roughness geometry corresponds to the experiment…