Direct numerical simulations of laminar and transitional flows in diverging pipes

D Vittal Shenoy, M Safdari Shadloo… - International Journal of …, 2020 - emerald.com
Purpose Fluid flows in pipes whose cross-sectional area are increasing in the stream-wise
direction are prone to separation of the recirculation region. This paper aims to investigate …

Perturbation threshold and hysteresis associated with the transition to turbulence in sudden expansion pipe flow

MQ Nguyen, MS Shadloo, A Hadjadj, B Lebon… - International Journal of …, 2019 - Elsevier
The complex flow resulting from the laminar-turbulent transition in a sudden expansion pipe
flow, with expansion ratio of 1: 2, subjected to an inlet parabolic velocity profile and a vortex …

A semi‐staggered finite volume approach applied to two‐and three‐dimensional flow in channels with gradual expansions

A Nascimento, G Rodrigues… - … Journal for Numerical …, 2021 - Wiley Online Library
Two‐and three‐dimensional computations have been performed to study incompressible
laminar flow of viscous fluids in symmetric channels with gradual expansions. The divergent …

Steady flow of purely viscous shear-thinning fluids in a 1: 3 planar gradual expansion

A Menouer, NS Chemloul, K Chaib… - Journal of Applied Fluid …, 2019 - jafmonline.net
Laminar flow of non-Newtonian fluid (shear-thinning) through a 1: 3 planar gradual
expansion is numerically investigated, for various Power-Law index (0.6, 0.8 and 1.0) and …

Méthodes numériques adaptées à la résolution des équations de Navier-Stokes

Y Guevel - 2016 - theses.hal.science
Le groupe de recherche Instabilités et Méthodes Numériques Spécifiques mène ses
activités dans le développement d'outils numé-riques pour la résolution de problèmes non …

Transition to turbulence in circular expansion pipe flow

K Selvam - 2017 - theses.hal.science
The thesis deals with numerical and experimental investigations of flow through circular
pipes with smaller inlet and larger outlet diameter, also known as expansion pipes. The …

[PDF][PDF] Solução Numérica de Escoamentos Incompressíveis em Canais Planos com Expansões Graduais

AHG do Nascimento - 2019 - repositorio.unicamp.br
Resumo NASCIMENTO., Adyllyson Heverton Gomes do. Solução Numérica de
Escoamentos Incompressíveis em Canais Planos com Expansões Graduais. 2019. 119p …