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Comments on the paper “Nonlinear Convective Flow of Maxwell ‎Fluid over a Slendering Stretching Sheet with Heat Source/Sink, ‎Mocherla Gayatri, Konda Jayaramireddy, Macherla Jayachandra ‎Babu, J. Appl. Comput. Mech., 8(1), 2022, 60-70”‎ [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2022
Exact solutions for non-Newtonian fluids are rare, particularly for Maxwell fluids [1], such solutions do not exist. Generally, in non-Newtonian fluids, the relation which connects shear stress and shear rate is non-linear and the constitutive relation ...
Teodor Groşan, Ioan Pop
doaj   +1 more source

The Effect of Bubbles on Particle Migration in Non-Newtonian Fluids

open access: yesSeparations, 2021
The movement of the gas–liquid interface caused by the movement of the bubble position will have an impact on the starting conditions for particle migration.
Jie Shan, Xiaojun Zhou
doaj   +1 more source

Laminar Natural Convection of Newtonian and Non – Newtonian Fluids in a Square Enclosure [PDF]

open access: yesEngineering and Technology Journal, 2008
In this investigation, steady two – dimensional natural convection heattransfer of Newtonian and non-Newtonian fluids inside square enclosure has beenanalyzed numerically for a wide range of the modified Rayleigh number of (103 ≤Ra ≤ 105), with non ...
Alaa A. Mahdi   +2 more
doaj   +1 more source

Micro Electro-Osmotic Thrusters of Power-Law Fluids for Space Propulsion

open access: yesMicromachines, 2023
In this article, electro-osmotic thrusters (EOTs), which are full of non-Newtonian power-law fluids with a flow behavior index n of the effective viscosity, are theoretically investigated in a microchannel.
Jiaxuan Zheng, Jialu Wang, Yongjun Jian
doaj   +1 more source

Numerical simulation of the heat transfer process of a coiled tube for viscous fluids

open access: yesCase Studies in Thermal Engineering, 2022
This study presents the results of a numerical simulation in a helical coiled tube for Newtonian and non-Newtonian fluids in laminar regime. As a practical contribution, the numerical simulations use non-Newtonian fluids, the rheological properties of ...
D. Sánchez   +5 more
doaj   +1 more source

Pore-scale permeability prediction for Newtonian and non-Newtonian fluids [PDF]

open access: yesSolid Earth, 2019
The flow of fluids through porous media such as groundwater flow or magma migration is a key process in geological sciences. Flow is controlled by the permeability of the rock; thus, an accurate determination and prediction of its value is of crucial ...
P. Eichheimer   +6 more
doaj   +1 more source

Simulation Analysis of Power Consumption and Mixing Time of Pseudoplastic Non-Newtonian Fluids with a Propeller Agitator

open access: yesEnergies, 2022
In order to study the effect of a high twist rate propeller on the flow field characteristics of pseudoplastic non-Newtonian fluids, the numerical simulation method was used to analyze the mixing flow field of pseudoplastic non-Newtonian fluids at ...
Shiji Wang   +5 more
doaj   +1 more source

A Fractal Rheological Model for SiC Paste using a Fractal Derivative [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2021
The rheological property plays an important role in a free-form extrusion 3D printing process, no rheological model was available in open literature that could effectively take into account effects of both the non-Newtonian viscosity and the ...
Yuting Zuo, Hongjun Liu
doaj   +1 more source

Microrheometer for Biofluidic Analysis: Electronic Detection of the Fluid-Front Advancement

open access: yesMicromachines, 2021
The motivation for this study was to develop a microdevice for the precise rheological characterization of biofluids, especially blood. The method presented was based on the principles of rheometry and fluid mechanics at the microscale.
Lourdes Méndez-Mora   +7 more
doaj   +1 more source

Stress Overshoot Analysis in Flow Start-Up Tests: Aging Time Fitting of the Different Gel-Based Drilling Fluids

open access: yesGels
Drilling fluids are essential for maintaining cutting suspension during drilling, exhibiting gel-like behavior at rest and liquid-like behavior under shearing. These fluids display shear-thinning behavior, yield stress, and thixotropy.
Luis H. Quitian-Ardila   +6 more
doaj   +1 more source

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