Integrated numerical modeling to quantify transport and fate of microplastics in the hyporheic zone
Despite the significance of rivers and streams as pathways for microplastics (MP) entering
the marine environment, limited research has been conducted on the behavior of MP within …
the marine environment, limited research has been conducted on the behavior of MP within …
The elasticity of polymer melts and solutions in shear and extension flows
This review is devoted to understanding the role of elasticity in the main flow modes of
polymeric viscoelastic liquids—shearing and extension. The flow through short capillaries is …
polymeric viscoelastic liquids—shearing and extension. The flow through short capillaries is …
Frozen propagation of Reynolds force vector from high-fidelity data into Reynolds-averaged simulations of secondary flows
Successful propagation of information from high-fidelity sources (ie, direct numerical
simulations and large-eddy simulations) into Reynolds-averaged Navier–Stokes (RANS) …
simulations and large-eddy simulations) into Reynolds-averaged Navier–Stokes (RANS) …
Data-driven Reynolds stress models based on the frozen treatment of Reynolds stress tensor and Reynolds force vector
For developing a reliable data-driven Reynold stress tensor (RST) model, successful
reconstruction of the mean velocity field based on high-fidelity information (ie, direct …
reconstruction of the mean velocity field based on high-fidelity information (ie, direct …
[HTML][HTML] Progressive augmentation of Reynolds stress tensor models for secondary flow prediction by computational fluid dynamics driven surrogate optimisation
Generalisability and the consistency of the a posteriori results are the most critical points of
view regarding data-driven turbulence models. This study presents a progressive …
view regarding data-driven turbulence models. This study presents a progressive …
Secondary flows in turbulent boundary layers developing over truncated cone surfaces
The evolution of a turbulent boundary layer over truncated cones in staggered and random
configurations is investigated using direct numerical simulations. Three random planform …
configurations is investigated using direct numerical simulations. Three random planform …
Cooling performance of film-cooling holes fed by channels of various shapes
Internal and external cooling is pertinent to maintaining operable surface temperatures of
hot-section gas turbine components. Film cooling on the external surfaces is supplied from …
hot-section gas turbine components. Film cooling on the external surfaces is supplied from …
[HTML][HTML] Characteristics of slurry transport regimes: Insights from experiments and interface-resolved direct numerical simulations
T Shajahan, T Schouten, SKR Raaghav… - International Journal of …, 2024 - Elsevier
A common way to transport solids in large quantities is by using a carrier fluid to transport
the solids as a concentrated solid/liquid mixture or slurry through a pipeline. Typical …
the solids as a concentrated solid/liquid mixture or slurry through a pipeline. Typical …
Progressive augmentation of turbulence models for flow separation by multi-case computational fluid dynamics driven surrogate optimization
In the field of data-driven turbulence modeling, the consistency of the a posteriori results and
generalizability are the most critical aspects of new models. In this study, we combine a multi …
generalizability are the most critical aspects of new models. In this study, we combine a multi …
[HTML][HTML] Sidewall effect on turbulent band in subcritical transition of high-aspect-ratio duct flow
We numerically studied high-aspect-ratio channel flows with spanwise sidewalls, that is,
wide duct flows, in its subcritical turbulent transitional regime. The infinite channel flow is …
wide duct flows, in its subcritical turbulent transitional regime. The infinite channel flow is …