Efficient heat transfer enhancement by elastic turbulence with polymer solution in a curved microchannel
Sign Up to like & getrecommendations! Published in 2017 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-016-1846-7
Abstract: Heat and mass transfer in microscale flows are limited due to extremely low Reynolds number (Re). In a curved microchannel, however, complex flow behaviors, such as elastic instability and elastic turbulence, can be induced via… read more here.
Keywords: heat transfer; transfer; heat; curved microchannel ... See more keywords
Numerical simulation of heat transfer enhancement by elastic turbulence in a curvy channel
Sign Up to like & getrecommendations! Published in 2017 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-017-1859-x
Abstract: 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 heat transfer performance affected by elastic turbulence; the other is… read more here.
Keywords: heat; curvy channel; heat transfer; elastic turbulence ... See more keywords
Experimental study on flow and heat transfer enhancement by elastic instability in swirling flow
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Thermal Sciences"
DOI: 10.1016/j.ijthermalsci.2020.106504
Abstract: Abstract Elastic turbulence has shown great potential to improve mixing and heat transfer performance. Most of the studies, however, are focused on the mixing behaviour, heat transfer characteristics induced by elastic turbulence are still not… read more here.
Keywords: transfer; flow heat; heat transfer; elastic turbulence ... See more keywords
On the role of initial velocities in pair dispersion in a microfluidic chaotic flow
Sign Up to like & getrecommendations! Published in 2017 at "Nature Communications"
DOI: 10.1038/s41467-017-00389-8
Abstract: Chaotic flows drive mixing and efficient transport in fluids, as well as the associated beautiful complex patterns familiar to us from our every day life experience. Generating such flows at small scales where viscosity takes… read more here.
Keywords: pair dispersion; dispersion; elastic turbulence; chaotic flow ... See more keywords
Elastic Alfven waves in elastic turbulence
Sign Up to like & getrecommendations! Published in 2019 at "Nature Communications"
DOI: 10.1038/s41467-019-08551-0
Abstract: Speed of sound waves in gases and liquids are governed by the compressibility of the medium. There exists another type of non-dispersive wave where the wave speed depends on stress instead of elasticity of the… read more here.
Keywords: alfven waves; waves elastic; elastic alfven; elastic turbulence ... See more keywords
Elastic turbulence in entangled semi-dilute DNA solutions measured with optical coherence tomography velocimetry
Sign Up to like & getrecommendations! Published in 2017 at "Scientific Reports"
DOI: 10.1038/s41598-017-01303-4
Abstract: The flow instabilities of solutions of high molecular weight DNA in the entangled semi-dilute concentration regime were investigated using optical coherence tomography velocimetry, a technique that provides high spatial (probe volumes of 3.4 pL) and… read more here.
Keywords: entangled semi; optical coherence; dna; semi dilute ... See more keywords
Purely-elastic flow instabilities and elastic turbulence in microfluidic cross-slot devices
Sign Up to like & getrecommendations! Published in 2018 at "Soft Matter"
DOI: 10.1039/c7sm01106g
Abstract: Strong extensional flows of viscoelastic fluids generate purely-elastic instabilities and elastic turbulence at high Weissenberg numbers. read more here.
Keywords: purely elastic; instabilities elastic; flow instabilities; elastic flow ... See more keywords
Effects of salinity on the onset of elastic turbulence in swirling flow and curvilinear microchannels
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Fluids"
DOI: 10.1063/1.5120459
Abstract: 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. Recent studies showed the importance of the rheological properties… read more here.
Keywords: rheology; turbulence; onset elastic; geometry ... See more keywords
Heat Transfer Enhancements from Elastic Turbulence Using Sucrose-Based Polymer Solutions
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Thermophysics and Heat Transfer"
DOI: 10.2514/1.t5161
Abstract: The influences of elastic turbulence on convective heat transfer, within a C-shaped passage of a viscous disk pump, are experimentally determined using viscoelastic fluids and Boger fluids, which a... read more here.
Keywords: heat; transfer enhancements; heat transfer; elastic turbulence ... See more keywords