Turbulence and coral reefs

KA Davis, G Pawlak… - Annual review of marine …, 2021 - annualreviews.org
The interaction of coral reefs, both chemically and physically, with the surrounding seawater
is governed, at the smallest scales, by turbulence. Here, we review recent progress in …

Investigations on the porous media equations and resistance coefficients for coastal structures

B Jensen, NG Jacobsen, ED Christensen - Coastal Engineering, 2014 - Elsevier
This paper considers the flow in porous media that occurs in coastal and offshore
engineering problems. Over the past decades numerous formulations of flow equations for …

[HTML][HTML] Numerical simulations of flow inside a stone protection layer with a modified k-ω turbulence model

Y Zhai, DR Fuhrman, ED Christensen - Coastal Engineering, 2024 - Elsevier
Highlights•A VARANS+ Volume-averaged k− ω turbulence model is developed to simulate
flow in porous media.•The model implemented in OpenFOAM is validated for both steady …

Experimental uncertainty analysis of monopile scour protection stability tests

M Wu, V Stratigaki, T Fazeres-Ferradosa… - Renewable Energy, 2023 - Elsevier
Hydraulic experiments using physical scale models of monopile scour protections typically
have high experimental uncertainties and data scattering. These uncertainties may severely …

Laboratory and numerical study of dambreak-generated swash on impermeable slopes

T O'donoghue, D Pokrajac, LJ Hondebrink - Coastal Engineering, 2010 - Elsevier
New laboratory experiments have produced detailed measurements of hydrodynamics
within swash generated by bore collapse on a steep beach. The experiments are based on …

The role of roughness geometry in frictional wave dissipation

S Dealbera, D Sous, D Morichon, H Michaud - Coastal Engineering, 2024 - Elsevier
Bottom friction dissipation is a key factor for wave attenuation in nearshore environments
presenting complex geomorphological structures, such as rocky or coral shores. The present …

Empirical design of scour protections around monopile foundations: Part 1: Static approach

L De Vos, J De Rouck, P Troch, P Frigaard - Coastal Engineering, 2011 - Elsevier
Together with new opportunities, offshore wind farms raise new engineering challenges. An
important aspect relates to the erosion of bottom material around the foundation of the wind …

Laboratory observations of flow and sediment transport induced by plunging regular waves

BM Sumer, HAA Guner, NM Hansen… - Journal of …, 2013 - Wiley Online Library
Two parallel experiments involving the evolution and runup induced by plunging regular
waves near the shoreline of a slo** bed are considered:(1) a rigid‐bed experiment …

Understanding the role of sharp edges in the propagation of surface gravity waves

J Hitzegrad, S Köster, C Windt… - Journal of Geophysical …, 2024 - Wiley Online Library
Ultra‐rough oceanic surfaces, such as oyster reefs, are characterized by densely‐packed,
sharp‐edged roughness elements that induce high frictional resistance on the ambient …

Experimental study of the turbulent boundary layer in acceleration-skewed oscillatory flow

T O'Donoghue, AG Davies, JS Ribberink - Journal of fluid …, 2011 - cambridge.org
Experiments have been conducted in a large oscillatory flow tunnel to investigate the effects
of acceleration skewness on oscillatory boundary layer flow over fixed beds. As well as …