Lock-release gravity currents propagating over roughness elements
The influence of bottom roughness on the development of lock-release gravity currents is
investigated through laboratory experiments using Particle Image Velocimetry. The bottom …
investigated through laboratory experiments using Particle Image Velocimetry. The bottom …
Turbulence characteristics and mixing properties of gravity currents over complex topography
Understanding gravity currents developing on complex topography, which involve
turbulence and mixing processes on a wide range of spatial and temporal scales, is of …
turbulence and mixing processes on a wide range of spatial and temporal scales, is of …
Gravity currents interacting with slopes and overhangs
When a gravity current interacts with a barrier the flow is reflected back in the form of a
moving hydraulic jump or bore. This latter phenomenon has important implications for …
moving hydraulic jump or bore. This latter phenomenon has important implications for …
Propagation, mixing, and turbulence characteristics of saline and turbidity currents over rough and permeable/impermeable beds
A series of constant-flux saline and turbidity current experiments were carried out, focusing
on the coupling impact of bed roughness and permeability on current propagation, mixing …
on the coupling impact of bed roughness and permeability on current propagation, mixing …
[HTML][HTML] Dynamics of wave-supported gravity currents in intermediate water
The dynamics of gravity currents propagating beneath intermediate water waves is
investigated in the present study. Laboratory experiments were carried out in a wave flume …
investigated in the present study. Laboratory experiments were carried out in a wave flume …
Uncertainty of propagation and entrainment characteristics of lock-exchange gravity current
Y Yuan, D Han, Z He, J Xiong, J Zhang… - Environmental Fluid …, 2023 - Springer
In this study, repeated lock-exchange experiments under well-controlled conditions were
carried out to evaluate the uncertainty of the macro-propagation and entrainment process …
carried out to evaluate the uncertainty of the macro-propagation and entrainment process …
Coherent structures, turbulence intermittency, and anisotropy of gravity currents propagating on a rough and porous bed
This study experimentally investigated the impacts of rough and porous (RP) bed and
sedimentation processes on the coherent structures, turbulence intermittency, and …
sedimentation processes on the coherent structures, turbulence intermittency, and …
Numerical experiments of partial-depth colliding gravity currents using LES
A Kokkinos, P Prinos - Environmental Fluid Mechanics, 2022 - Springer
The collision of two opposing, horizontal gravity currents is investigated numerically using
Large Eddy Simulation (LES). The classical lock-exchange configuration is considered for …
Large Eddy Simulation (LES). The classical lock-exchange configuration is considered for …
Gravity currents from a constant inflow on unbounded uniform slopes
CS Wu, A Dai - Journal of Hydraulic Research, 2023 - Taylor & Francis
In this study we conducted laboratory experiments to examine the gravity currents produced
from a constant inflow propagating on unbounded uniform slopes in the range 0∘≤ θ≤ …
from a constant inflow propagating on unbounded uniform slopes in the range 0∘≤ θ≤ …
[HTML][HTML] Turbulent kinetic energy redistribution in a gravity current interacting with an emergent cylinder
Gravity currents are flows driven by density gradients between two or more contacting fluids
and play a key role in nature and industrial environments via global ocean circulations …
and play a key role in nature and industrial environments via global ocean circulations …