Results 31 to 40 of about 10,331,314 (197)

Turbulent Bubble-Laden Channel Flow of Power-Law Fluids: A Direct Numerical Simulation Study [PDF]

open access: yes, 2021
The influence of non-Newtonian fluid behavior on the flow statistics of turbulent bubble-laden downflow in a vertical channel is investigated. A Direct Numerical Simulation (DNS) study is conducted for power-law fluids with power-law indexes of 0.7 ...
Cifani, Paolo   +9 more
core   +2 more sources

The Parametric Study of Electroosmotically Driven Flow of Power-Law Fluid in a Cylindrical Microcapillary at High Zeta Potential

open access: yesMicromachines, 2017
Due to the increasingly wide application of electroosmotic flow in micromachines, this paper investigates the electroosmotic flow of the power-law fluid under high zeta potential in a cylindrical microcapillary for different dimensionless parameters. The
Shuyan Deng
doaj   +1 more source

Capillarity driven spreading of power-law fluids

open access: yesApplied Mathematics Letters, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Santiago Betelú, Marco Antonio Fontelos
openaire   +1 more source

Heat Transfer Phenomena of Power-Law Fluids in Double-Pass Heat Exchangers with Isoflux Conditions

open access: yes, 2015
A new design of conjugated heat transfer in double-pass parallel-plate laminar countercurrent operations of power law fluids under wall isoflux was investigated experimentally and theoretically. The analytical solutions were obtained with a superposition
Ho, Chii-Dong, Lin, Gwo-geng
core   +1 more source

Slip Backflow of Polymers in Elastic Fractures for Subsurface Heat Recovery

open access: yesEnergies, 2023
This research delves into the complexities of backflow phenomena in finite-length and flat-walled fractures with elastic walls, specifically focusing on power-law fluids, whose shear-thinning behavior distinguishes them from Newtonian fluids.
Alessandro Lenci   +3 more
doaj   +1 more source

Power-Law Fluid Flow in Coiled Tubing and Pressure Drop Influence Factors Analysis

open access: yesShiyou jixie, 2020
Power-law fluids are non-Newtonian fluids that are widely used in the field of petroleum engineering. To study the complex flow conditions and pressure drop changes in spiral sections of coiled tubing, the flow of power-law fluids in spiral tubing was ...
张佳兴   +4 more
doaj  

DRAG FORCE OF TWO SPHERES IN POWER LAW FLUIDS

open access: yesJournal of Engineering, 2010
The present research is concerned with studying of the drag force on two spheres moving side by side and in line in non-Newtonian liquid. Polyacryamide (PAA) solution with different concentrations (0.01, 0.03, 0.05 and 0.07)% by weight and water is used
Abbas H. Sulaymon   +1 more
doaj   +1 more source

A review of implicit algebraic constitutive relations for describing the response of nonlinear fluids

open access: yesComptes Rendus. Mécanique, 2023
We review the class of implicit algebraic constitutive relations for fluids which includes in its ambit those whose material properties depend on the invariants of the stress, the symmetric part of the velocity gradient, as well as their mixed invariants.
Rajagopal, Kumbakonam
doaj   +1 more source

Analytical and experimental studies of power-law fluids in double-pass heat exchangers for improved device performance under uniform heat fluxes

open access: yes, 2013
Considerable improvement of heat transfer efficiency for power-law fluids in flat-plate heat exchangers is obtainable by inserting in parallel an impermeable resistless sheet to divide an open duct into two channels for conducting double-flow operations.
Ho, Chii-Dong; Lin, Gwo-Geng; Lan, Wei-Hao   +1 more
core   +1 more source

Natural Convection Heat Transfer of Non-Newtonian Power-Law Fluids Within an Array of Elliptic Cylinders

open access: yes, 2020
In this study, natural convection of non-Newtonian power-law fluids around an array of elliptic cylinders has been investigated numerically. The governing equations have been solved using an in-house computational fluid dynamics code based on the well ...
Ahmadpour, A.,   +2 more
core   +1 more source

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