Wavelet spectral analysis of the free surface of turbulent flows

G Dolcetti, H García Nava - Journal of Hydraulic Research, 2019 - Taylor & Francis
This work demonstrates the applicability of the wavelet directional method as a means of
characterizing the free surface dynamics in shallow turbulent flows using a small number of …

Capturing the motion of the free surface of a fluid stored within a floating structure

R Gabl, J Steynor, DIM Forehand, T Davey, T Bruce… - Water, 2018 - mdpi.com
Large floating structures, such as liquefied natural gas (LNG) ships, are subject to both
internal and external fluid forces. The internal fluid forces may also be detrimental to a …

Turbulence characteristics of oscillating flow through passive grid

PK Raushan, SK Singh, K Debnath - Ocean Engineering, 2021 - Elsevier
The present work provides the turbulence characteristics of oscillating flow through passive
grid under rigid boundary influence by adopting an experimental approach. The oscillations …

Flow around an oscillating grid in water and shear-thinning polymer solution at low Reynolds number

T Lacassagne, A Lyon, S Simoëns, ME Hajem… - Experiments in …, 2020 - Springer
The study of turbulence in complex fluids is of great interest in many environmental and
industrial applications, in which the interactions between liquid phase rheology, turbulence …

Separate effect of turbulent pulsation on internal mass transfer in porous biofilms

H Huang, S Zeng, C Luo, T Long - Environmental Research, 2023 - Elsevier
Turbulence is considered to be the result of coupled time-averaged and pulsating velocities,
making it difficult to distinguish the respective effects, and the quantitative effect of turbulent …

Reaeration coefficient estimate: new parameter for predictive equations

JC de Souza Inácio Gonçalves, A Silveira… - Water, Air, & Soil …, 2017 - Springer
The reaeration coefficient (K a) is an essential parameter to predict the dissolved-oxygen
concentration in different aquatic ecosystems. The techniques applied to K a estimates …

Grid-generated turbulence in pulsating flow under the rigid boundary influence

PK Raushan, SK Singh, K Debnath - European Journal of Mechanics-B …, 2019 - Elsevier
An experimental investigation was carried out to study the grid generated turbulence under
the influence of rigid boundary for current-only and pulsating flow environment. The …

POD analysis of oscillating grid turbulence in water and shear thinning polymer solution

T Lacassagne, S Simoëns, M El Hajem… - AIChE …, 2021 - Wiley Online Library
Oscillating grids are frequently used with water and Newtonian fluids to generate controlled
turbulence and mixing. Yet, their use with shear thinning fluids still requires experimental …

Oscillating grid turbulence in shear-thinning polymer solutions

T Lacassagne, S Simoëns, M El Hajem, A Lyon… - Physics of …, 2019 - pubs.aip.org
Oscillating grid apparatuses are well known and convenient tools for the fundamental study
of turbulence and its interaction with other phenomena since they allow to generate …

An artificial intelligence segmentation method for recognizing the free surface in a sloshing tank

Z Wei, G Zhai, Z Wang, W Wang, S Ji - Ocean Engineering, 2021 - Elsevier
The physical phenomena of liquid bodies' with free surface are of wide interest in the fields
of ocean engineering and coastal engineering. To understand and research the physical …