Heat transfer and large scale dynamics in turbulent Rayleigh-Bénard convection

G Ahlers, S Grossmann, D Lohse - Reviews of modern physics, 2009 - APS
The progress in our understanding of several aspects of turbulent Rayleigh-Bénard
convection is reviewed. The focus is on the question of how the Nusselt number and the …

Scaling Laws Behind Penetrative Turbulence: History and Perspectives

Z Ding, R Huang, Z Ouyang - Advances in Atmospheric Sciences, 2024 - Springer
An unstably stratified flow entering into a stably stratified flow is referred to as penetrative
convection, which is crucial to many physical processes and has been thought of as a key …

Non-Oberbeck–Boussinesq effects in strongly turbulent Rayleigh–Bénard convection

G Ahlers, E Brown, FF Araujo, D Funfschilling… - Journal of fluid …, 2006 - cambridge.org
Non-Oberbeck–Boussinesq (NOB) effects on the Nusselt number mainly originates from the
temperature dependence of the viscosity, the NOB correction of the Nusselt number …

Effect of integrating high flow naturally driven dual solar air heaters with Trombe wall

AP Singh, A Kumar, OP Singh - Energy Conversion and Management, 2021 - Elsevier
Trombe wall is one of the sustainable architectural designs in the building that offers
significant opportunities for energy saving and contribute to the low green-house emissions …

Non-Oberbeck–Boussinesq effects in two-dimensional Rayleigh–Bénard convection of different fluids

X Pan, JI Choi - Physics of Fluids, 2023 - pubs.aip.org
Non-Oberbeck–Boussinesq (NOB) effects in three representative fluids are quantitatively
investigated in two-dimensional Rayleigh–Bénard convection. Numerical simulations are …

Heat-flux measurement in high-Prandtl-number turbulent Rayleigh-Bénard convection

KQ **a, S Lam, SQ Zhou - Physical review letters, 2002 - APS
We report Nusselt number measurements from high Prandtl number turbulent thermal
convection experiments. The experiments are conducted in four fluids with the Prandtl …

Effects of Prandtl number in quasi-two-dimensional Rayleigh–Bénard convection

XM Li, JD He, Y Tian, P Hao, SD Huang - Journal of Fluid Mechanics, 2021 - cambridge.org
We report an experimental study of the Prandtl-number effects in quasi-two-dimensional
(quasi-2-D) Rayleigh–Bénard convection. The experiments were conducted in four …

[HTML][HTML] Experimental and numerical investigation of drain water heat recovery in a grease interceptor

AP Singh, J Spriet, A McNabola - Journal of Cleaner Production, 2023 - Elsevier
Abstract The European Union declared wastewater as a renewable energy source in its
Green Deal. To meet these targets, the scientific community has been proposing new …

Monolithic projection-based method with staggered time discretization for solving non-Oberbeck–Boussinesq natural convection flows

X Pan, KH Kim, JI Choi - Journal of Computational Physics, 2022 - Elsevier
This paper presents an efficient monolithic projection-based method with staggered time
discretization (MPM-STD) to examine the non-Oberbeck–Boussinesq (NOB) effects in …

Azimuthal motion of the mean wind in turbulent thermal convection

HD **, Q Zhou, KQ **a - Physical Review E—Statistical, Nonlinear, and Soft …, 2006 - APS
We present an experimental study of the azimuthal motion of the mean wind in turbulent
thermal convection. The experiments were conducted with cylindrical convection cells of …