Buoyancy-driven flows beyond the Boussinesq approximation: A brief review

P Mayeli, GJ Sheard - International Communications in Heat and Mass …, 2021 - Elsevier
The well-known Boussinesq (also known as Oberbeck—Boussinesq) approximation is still
the most common approach for the numerical simulation of natural convection problems …

Stably stratified Taylor–Couette flows

JM Lopez, JM Lopez… - … Transactions of the …, 2023 - royalsocietypublishing.org
Stably stratified Taylor–Couette flow has attracted much attention due to its relevance as a
canonical example of the interplay among rotation, stable stratification, shear and container …

Supergravitational turbulent thermal convection

H Jiang, X Zhu, D Wang, SG Huisman, C Sun - Science advances, 2020 - science.org
High–Rayleigh number convective turbulence is ubiquitous in many natural phenomena
and in industries, such as atmospheric circulations, oceanic flows, flows in the fluid core of …

Experimental evidence for the existence of the ultimate regime in rapidly rotating turbulent thermal convection

H Jiang, D Wang, S Liu, C Sun - Physical Review Letters, 2022 - APS
What is the final state of turbulence when the driving parameter approaches infinity? For the
traditional Rayleigh-Bénard convection, a possible ultimate scaling dependence of the heat …

Linear stability of stratified, rotating, viscous plane Couette–Poiseuille flow

W Oxley, RR Kerswell - Journal of Fluid Mechanics, 2024 - cambridge.org
The linear stability of plane Couette–Poiseuille flow (CPF) is studied with the physical effects
of stratification, rotation and viscosity all included for the first time together. With no …

Simulations of compressibility effects in centrifugal buoyancy-induced flow in a closed rotating cavity

D Saini, RD Sandberg - International Journal of Heat and Fluid Flow, 2020 - Elsevier
In this study, we investigate centrifugal buoyancy-induced flow by conducting numerical
experiments for Rayleigh numbers in the range of 10 5 to 10 8. The primary focus of the …

Conductive and convective heat transfer in fluid flows between differentially heated and rotating cylinders

JM Lopez, F Marques, M Avila - International Journal of Heat and Mass …, 2015 - Elsevier
The flow of fluid confined between a heated rotating cylinder and a cooled stationary
cylinder is a canonical experiment for the study of heat transfer in engineering. The …

Lattice Boltzmann modeling of natural circulation loop with emphasis on non-Boussinesq mechanism

J Zhang, Y Wu, N Gui, Z Liu, X Yang, J Tu, S Jiang - Physics of Fluids, 2024 - pubs.aip.org
The natural circulation loop is crucial for the safe and stable operation of nuclear reactors
and other applications. Traditional numerical algorithms, based on the Boussinesq …

Rotating double-diffusive convection in stably stratified planetary cores

R Monville, J Vidal, D Cébron… - Geophysical Journal …, 2019 - academic.oup.com
In planetary fluid cores, the density depends on temperature and chemical composition,
which diffuse at very different rates. This leads to various instabilities, bearing the name of …

Friction factor and Nusselt number in annular flows with smooth and slotted surface

A Nouri-Borujerdi, ME Nakhchi - Heat and Mass Transfer, 2019 - Springer
The purpose of this experimental work is to study the effect of slot depth to width ratio,
rotational motion and inlet velocity on friction factor and Nusselt number in an annular flow …