A review of the state of research on wave-current interaction in nearshore areas

X Zhang, R Simons, J Zheng, C Zhang - Ocean Engineering, 2022 - Elsevier
The interaction between currents and ocean waves is a physical process commonly
occurring in coastal environments and is of importance for designers of offshore structures …

[HTML][HTML] Turbulent coherent structures in channel flow with a wall-mounted hemisphere

J Li, X Qiu, Y Shao, H Liu, Y Fu, Y Tao, Y Liu - AIP Advances, 2022 - pubs.aip.org
Turbulent channel flows around a wall-mounted hemisphere numerically are investigated by
large eddy simulation, and the Reynolds number based on the hemisphere's diameter is 3× …

Spatial-averaged turbulence statistics over regular arrays of hemispherical roughness

J Shounda, K Barman, S Roy, K Debnath - Journal of the Brazilian Society …, 2022 - Springer
Turbulent flow over rough bed can significantly stimulate the coherent flow structures by
making perturbations in the boundary layer which affect turbulent mixing. The purpose of this …

Distribution of turbulent eddies under wave-current coexisting flow over hemispherical rough bed

J Shounda, K Barman, K Debnath… - … Research and Risk …, 2024 - Springer
This experimental study examines the distributions of turbulent eddies across three distinct
rough beds with emphasis on positions such as upstream, downstream, crest, and cavity of …

Rough bed hydrodynamics under wave-current interactional flow field: double averaging approach

J Shounda, K Barman, K Debnath - Journal of Turbulence, 2024 - Taylor & Francis
The effect of surface wave on the double-averaged (DA) current-only flow properties is
examined over two different types of rough beds comprising hemispherical elements with …

Quantification of turbulent eddies in time-space and frequency domain for wave-current combined flow over side-wall roughness

S Hansda, K Barman, S Roy, K Debnath - Ocean Engineering, 2019 - Elsevier
Turbulence characteristics were quantified in wave-current flow environment under the
influence of the side rough walls covered with sand grain and granule roughness and …

Effect of wave-current flow on double-averaged turbulence properties over rough bed of hemispherical obstacles

J Shounda, K Barman, K Debnath - Coastal Engineering Journal, 2023 - Taylor & Francis
Combined wave-current turbulent characteristics are investigated over a rough bed
comprising of hemispheres positioned at different spacings (p/r= 4, 6, and 8; p is the patch …

Turbulence effect on the mechanics of ripple formation under regular wave

S Sarkar, S Roy, K Barman, VK Das… - Journal of Earth System …, 2022 - Springer
The study reports an experimental investigation on the mechanism of the formation and
development of isolated ripple zones over sand bed under unidirectional surface wave …

Statistical Analysis of Flow Structures around a Circular Cylinder

S Roy, K Barman, K Debnath - Environmental Processes, 2019 - Springer
The turbulent flow characteristics around a partially submerged vertical circular cylinder
mounted on a flat rigid surface have been studied experimentally in a laboratory flume to …

Double-averaged Turbulence Characteristics Over Hemispherical Rough Bed

J Shounda, K Barman - … Conference on Hydraulics, Water Resources and …, 2021 - Springer
This study characterized the double-averaged (time and space) turbulence parameters and
local flow distributions through the experimental measurement over fully submerged …