[HTML][HTML] Evaluating hydrogen gas transport in pipelines: current state of numerical and experimental methodologies

A Raj, IAS Larsson, AL Ljung, T Forslund… - International Journal of …, 2024 - Elsevier
This review article provides a comprehensive overview of the fundamentals, modelling
approaches, experimental studies, and challenges associated with hydrogen gas flow in …

Numerical investigation of heat transfer of laminar and turbulent pulsating Al2O3/water nanofluid flow

S Hoseinzadeh, PS Heyns, H Kariman - International Journal of …, 2020 - emerald.com
Purpose The purpose of this paper is to investigate the heat transfer of laminar and turbulent
pulsating Al203/water nanofluid flow in a two-dimensional channel. In the laminar flow …

A Lagrangian relaxation towards equilibrium wall model for large eddy simulation

M Fowler, TA Zaki, C Meneveau - Journal of Fluid Mechanics, 2022 - cambridge.org
A large eddy simulation wall model is developed based on a formal interpretation of quasi-
equilibrium that governs the momentum balance integrated in the wall-normal direction. The …

A spatially accelerating turbulent flow with longitudinally contracting walls

M Falcone, S He - Journal of Fluid Mechanics, 2022 - cambridge.org
This paper describes a study of spatially accelerating turbulent flow based on the direct
numerical simulation of a flow with longitudinally accelerating moving walls to create a …

Simulation of low-Re pulsatile flow through bare 5 x 5 square arrayed rod bundles

AA Ala, S Tan, A Eltayeb, T Appah - Progress in Nuclear Energy, 2020 - Elsevier
The extra momentum induced by tides and waves on floating systems perturbs their thermal-
hydraulics characteristics. Pulsatile flow through rod bundles with pitch-to-diameter= 1.326 …

Turbulent–turbulent transient concept in pulsating flows

PS Taylor, M Seddighi - Journal of Fluid Mechanics, 2024 - cambridge.org
The turbulence behaviour of current-dominated pulsating flows has been investigated.
Direct numerical simulations have been carried out for Stokes lengths over a range of. The …

Time-delayed characteristics of turbulence in pulsatile pipe flow

X Liu, H Zhu, Y Bao, N Srinil, D Zhou… - Journal of Fluid …, 2024 - cambridge.org
Direct numerical simulations are performed to study temporal variations of the wall shear
stresses and flow dynamics in the turbulent pulsatile pipe flow. The mechanisms …

Characteristics of the wall shear stress in pulsating wall-bounded turbulent flows

LRJ Sundstrom, MJ Cervantes - Experimental Thermal and Fluid Science, 2018 - Elsevier
A pulsating turbulent pipe flow has been investigated experimentally using hot-film
anemometry and particle image velocimetry. Particularly, a 'paradoxical phenomenon'that is …

Laminar similarities between accelerating and decelerating turbulent flows

LRJ Sundstrom, MJ Cervantes - International journal of heat and fluid flow, 2018 - Elsevier
An experimental study of a pipe flow ramping monotonically between two turbulent states
has been undertaken. Ensemble-averaged mean and turbulent flow quantities obtained …

Experimental study of turbulence response in a slowly accelerating turbulent channel flow

BS Oluwadare, S He - Journal of Fluids Engineering, 2023 - asmedigitalcollection.asme.org
An investigation of flow acceleration from initial statistically steady turbulent flow to final
statistically steady turbulent flow is conducted experimentally using particle image …