Results 31 to 40 of about 11,023,822 (180)

Lift and Drag Forces for a Sphere on a Flat Wall in Non-Newtonian Shear Flow

open access: yesEPJ Web of Conferences, 2017
Parametrical study of perfect steady rolling and steady state freely motion of spherical particle on the wall in shear flow of non-Newtonian fluid was carried out.
Ignatenko Yaroslav   +2 more
doaj   +1 more source

Numerical Simulation of Gas-Liquid Flow in a Bubble Column by Intermittent Aeration in Newtonian Liquid/Non-Newtonian Liquid

open access: yesInternational Journal of Chemical Engineering, 2018
The dynamic behaviors of gas-liquid two-phase flow were simulated in a lab-scale intermittent bubble column by Euler-Euler two-fluid model coupled with the PBM (population balance model) using two different liquid phases, i.e., Newtonian fluid (water ...
Zheng Xipeng   +4 more
doaj   +1 more source

Flow of Non-Newtonian Fluids

open access: yesNihon Reoroji Gakkaishi(Journal of the Society of Rheology, Japan), 1982
The present paper summarizes various problems on non-Newtonian fluid mechanics. Due to complex rheological behaviors of non-Newtonian fluids, constitutive equations have highly nonlinear character. As two approaches to obtain constitutive equations, continuum mechanics and molecular theory are described, and then a number of models are presented ...
openaire   +4 more sources

Rheology of waxy oils: A critical review

open access: yesApplications in Engineering Science
Waxy oil is a rheologically complex material presenting shear-rate-dependent viscosity, static and dynamic yield stresses, gel elasto-viscoplasticity, time/deformation-dependent gel structure, and irreversibility.
Diogo E.V. Andrade, Cezar O.R. Negrão
doaj   +1 more source

Modeling and numerical simulation of non-Newtonian arterial blood flow for mild to severe stenosis

open access: yesAlexandria Engineering Journal, 2023
The fundamental cause of coronary heart disease is thought to be atherosclerosis. Blood flow in arteries under plaque formation is widely studied using both experimental and theoretical methods in literature.
Sohail Nadeem   +8 more
doaj   +1 more source

Melting of non-Newtonian phase change material in a finned triple-tube: Efficacy of non-uniform magnetic field

open access: yesCase Studies in Thermal Engineering, 2021
In this paper, a numerical study is presented on the melting process and heat transfer enhancement of a non-Newtonian phase change material (NPCM) in a double tube and a finned triple tube.
Somayeh Davoodabadi Farahani   +3 more
doaj   +1 more source

Vibration Damping and Noise Reduction of a New Non-Newtonian Fluid Damper in a Washing Machine

open access: yesActuators, 2023
Due to friction vibration dampers’ inability to effectively dampen low loads during high-frequency dewatering, drum washing machines vibrated intensively.
Yuanjin Song   +5 more
doaj   +1 more source

Flow of a Self-Similar Non-Newtonian Fluid Using Fractal Dimensions

open access: yesFractal and Fractional, 2022
In this paper, the study of the fully developed flow of a self-similar (fractal) power-law fluid is presented. The rheological way of behaving of the fluid is modeled utilizing the Ostwald–de Waele relationship (covering shear-thinning, Newtonian and ...
Abdellah Bouchendouka   +6 more
doaj   +1 more source

On the steady flow of non-newtonian fluid through multi-stenosed elliptical artery: A theoretical model

open access: yesAin Shams Engineering Journal
The study of blood flow through stenotic arteries is more important as the existence and progression of stenosis may lead to severe damage. The current study aims to analyze and understand the non-Newtonian nature of blood flow through the multi-stenosed
Muhammad Hasnain Shahzad   +5 more
doaj   +1 more source

Numerical simulation of non-Newtonian fluid flow in mixing geometries [PDF]

open access: yes, 2012
In this thesis, a theoretical investigation is undertaken into fluid and mixing flows generated by various geometries for Newtonian and non-Newtonian fluids, on both sequential and parallel computer systems.
Havard, Stephen Paul
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