2 papers
physics.flu-dyn2026
Secondary Flows and Near-Wall Turbulence in Channel Flow with Longitudinal Ribs
Ranjan Kushwaha, S. Sarkar, Gautam Biswas
This study employs the Large Eddy Simulation (LES) to investigate secondary flows and near-wall turbulence induced by two types of surface-mounted longitudinal ribs, namely rectang…
physics.flu-dyn2025
Transitional and Near-Wall Turbulence Dynamics over Rib-Roughened Surfaces
Ranjan Kushwaha, S. Sarkar, Gautam Biswas
This study utilizes Large Eddy Simulation (LES) to investigate the impact of longitudinal triangular riblets on the laminar-to-turbulent transition in boundary layer flow. Five cas…