Large eddy simulation of turbidity currents in a narrow channel with different obstacle configurations
Turbidity currents are frequently observed in natural and man-made environments, with the
potential of adversely impacting the performance and functionality of hydraulic structures …
potential of adversely impacting the performance and functionality of hydraulic structures …
Axisymmetric three-dimensional gravity currents generated by lock exchange
R Inghilesi, C Adduce, V Lombardi, F Roman… - Journal of Fluid …, 2018 - cambridge.org
Unconfined three-dimensional gravity currents generated by lock exchange using a small
dividing gate in a sufficiently large tank are investigated by means of large eddy simulations …
dividing gate in a sufficiently large tank are investigated by means of large eddy simulations …
Dynamics of gravity currents flowing up a slope and implications for entrainment
MC De Falco, L Ottolenghi, C Adduce - Journal of Hydraulic …, 2020 - ascelibrary.org
The dynamics of lock-release gravity currents flowing up a sloping bottom are investigated
by laboratory experiments. Both full-depth and partial-depth gravity currents are analyzed …
by laboratory experiments. Both full-depth and partial-depth gravity currents are analyzed …
Entrainment, transport and deposition of sediment by saline gravity currents
Few studies have addressed simultaneously the feedback between the hydrodynamics of a
gravity current and the geomorphological changes of a mobile bed. Hydrodynamic …
gravity current and the geomorphological changes of a mobile bed. Hydrodynamic …
Entrainment and mixing in lock-exchange gravity currents using simultaneous velocity-density measurements
S Balasubramanian, Q Zhong - Physics of Fluids, 2018 - pubs.aip.org
Gravity currents modify their flow characteristics by entraining ambient fluid, which depends
on a variety of governing parameters such as the initial density, Δρ, the total initial height of …
on a variety of governing parameters such as the initial density, Δρ, the total initial height of …
LES grid resolution requirements for the modelling of gravity currents
J Pelmard, S Norris, H Friedrich - Computers & Fluids, 2018 - Elsevier
The influence of the grid resolution on the large eddy simulation (LES) of a lock-exchange
turbidity current is investigated. The simulations are performed using a finite volume …
turbidity current is investigated. The simulations are performed using a finite volume …
Non-intrusive density measurements in gravity currents interacting with an obstacle
Gravity currents are flows produced by a density difference between two fluids. Non-intrusive
density measurements, based on image analysis, are employed to measure the …
density measurements, based on image analysis, are employed to measure the …
High-fidelity simulations of gravity currents using a high-order finite-difference spectral vanishing viscosity approach
This numerical work investigates the potential of a high-order finite-difference spectral
vanishing viscosity approach to simulate gravity currents at high Reynolds numbers. The …
vanishing viscosity approach to simulate gravity currents at high Reynolds numbers. The …
Numerical investigation of breaking internal solitary waves
High-resolution three-dimensional large-eddy simulations are used to investigate the effects
of internal solitary waves (ISWs) breaking over a sloping boundary. The lock release method …
of internal solitary waves (ISWs) breaking over a sloping boundary. The lock release method …
Large eddy simulations of solitons colliding with intrusions
L Ottolenghi, C Adduce, F Roman, G la Forgia - Physics of Fluids, 2020 - pubs.aip.org
The dynamics of lock-release Intrusive Gravity Currents (IGCs) generating Internal Solitary
Waves (ISWs) are investigated by three-dimensional large eddy simulations. We set the …
Waves (ISWs) are investigated by three-dimensional large eddy simulations. We set the …