Effect of polymer additives on heat transport and large-scale circulation in turbulent Rayleigh-Bénard convection

JP Cheng, HN Zhang, WH Cai, SN Li, FC Li - Physical Review E, 2017 - APS
The present paper presents direct numerical simulations of Rayleigh-Bénard convection
(RBC) in an enclosed cell filled with the polymer solution in order to investigate the …

Heat transfer enhancement for electro-thermo-convection of FENE-P viscoelastic fluid in a square cavity

B Guo, R Liu, X Si - International Journal of Heat and Mass Transfer, 2025 - Elsevier
This study numerically investigates the heat transfer enhancement for viscoelastic electro-
thermo-convection in a two-dimensional differentially heated cavity with injection from …

An efficient micro-mixer by elastic instabilities of viscoelastic fluids: Mixing performance and mechanistic analysis

WH Cai, YY Li, HN Zhang, YK Li, JP Cheng… - International Journal of …, 2018 - Elsevier
Efficient mixing is one of the keen interest of many bioengineering and chemical
engineering processes. In this work, we designed an efficient micro-mixer with viscoelastic …

Numerical simulation of heat transfer enhancement by elastic turbulence in a curvy channel

DY Li, H Zhang, JP Cheng, XB Li, FC Li, S Qian… - Microfluidics and …, 2017 - Springer
Although many investigations on elastic turbulence have been conducted in recent years,
two major research topics still call for in-depth mechanistic investigations. Specifically, one is …

Effects of salinity on the onset of elastic turbulence in swirling flow and curvilinear microchannels

G Yao, J Zhao, H Yang, MA Haruna, D Wen - Physics of Fluids, 2019 - pubs.aip.org
Elastic turbulence, which is sensitive to geometry and polymer rheology, has shown great
potential for improving the performance of mixing, heat transfer, and even oil recovery …

Numerical simulation of heat transfer process of viscoelastic fluid flow at high Weissenberg number by log-conformation reformulation

HN Zhang, DY Li, XB Li, WH Cai… - Journal of Fluids …, 2017 - asmedigitalcollection.asme.org
Viscoelastic fluids are now becoming promising candidates of microheat exchangers'
working medium due to the occurrence of elastic instability and turbulence at microscale …

A fractal-skeleton model of high porosity macroporous aluminum and its heat transfer characterizes

H Yu, H Zhang, X Xia - Journal of Thermal Analysis and Calorimetry, 2020 - Springer
Macroporous metal foams are used as energy exchange materials and have been widely
used in the industry. In this paper, the finite element method is used to calculate the …

Numerical study on viscoelastic Rayleigh-Bénard convection

X Zheng - 2021 - theses.hal.science
La transition de la convection d'inversion à la convection stationnaire.(b) Nous avons
également étudié la RBC viscoélastique dans une cavité inclinée et vérifié l'influence de (β …

Numerical Simulation of Electroosmotic Flow of Viscoelastic Fluid in Microchannel

J Ji - 2022 - search.proquest.com
Electroosmotic flow (EOF) has been widely used in various biochemical microfluidic
applications, many of which often involve the use of viscoelastic non-Newtonian fluids. Due …

Numerical Simulation of Viscoelastic Flow in Micro/Nanochannels

L Mei - 2019 - digitalcommons.odu.edu
Micro/Nanofluidic devices often involve use of biological fluids or polymeric solutions that
cannot be simply treated as Newtonian fluids. The numerical simulation for the complex …