Results 11 to 20 of about 12,834 (215)

Stagnation Flow Studies of Polymer Solutions in 2D System

open access: yesApplied Rheology, 2003
Stagnation flow studies form a key research area in numerous applications dealt with industry. When a fluid approaches a solid boundary, it undergoes severe deceleration along the axis of impingement.
Joshi Ketan, Wedgewood Lewis
doaj   +1 more source

Unsteady stagnation point flow of a non-Newtonian second-grade fluid

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
The unsteady two-dimensional flow of a viscoelastic second-grade fluid impinging on an infinite plate is considered. The plate is making harmonic oscillations in its own plane.
F. Labropulu, X. Xu, M. Chinichian
doaj   +1 more source

Efficacy of impinging air jets under various cross-flow conditions [PDF]

open access: yesInternational Journal of Fluid Engineering
The performance of a turbulent air jet impinging on a flat surface and subjected to cross flow is investigated. The study considers many different parameters, including Reynolds number Re, the normalized orifice-to-target spacing Z/D, and the ratio α of ...
Vivek Mathew Jose
doaj   +1 more source

Analytical Model of Critical Ventilation Flow Rate for Accidental Hydrogen Leakage in a Confined Space

open access: yesEnergies, 2023
The determination of the critical ventilation flow rate is significant for risk control and standard development during accidental hydrogen leakage in a confined space with hydrogen-related equipment.
Xuxu Sun   +4 more
doaj   +1 more source

Numerical investigation of magnetohydrodynamic stagnation point flow with variable properties

open access: yesAlexandria Engineering Journal, 2016
This article is concerned with the two-dimensional flow of Powell–Eyring fluid with variable thermal conductivity. The flow is caused due to a stretching cylinder. Temperature dependent thermal conductivity is considered.
Muhammad Ijaz Khan   +5 more
doaj   +1 more source

Stagnation point flow of viscoelastic nanomaterial over a stretched surface

open access: yesResults in Physics, 2018
Present communication aims to discuss magnetohydrodynamic (MHD) stagnation point flow of Jeffrey nanofluid by a stretching cylinder. Modeling is based upon Brownian motion, thermophoresis, thermal radiation and heat generation.
T. Hayat   +4 more
doaj   +1 more source

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Theoretical Analysis of Groundwater Flow Patterns Near Stagnation Points

open access: yesWater Resources Research, 2019
The importance of stagnation points for characterizing groundwater flow patterns has long been recognized. However, the possible streamline configurations near stagnation points under the constraints of Darcy's law have not been thoroughly investigated ...
Etienne Bresciani   +2 more
doaj   +1 more source

Stagnation point flow of hyperbolic tangent fluid with Soret-Dufour effects

open access: yesResults in Physics, 2017
Combined effects of Soret (thermal-diffusion) and Dufour (diffusion-thermo) in MHD stagnation point flow of tangent hyperbolic fluid by a stretching sheet are discussed in the present article.
Tasawar Hayat   +3 more
doaj   +1 more source

Feasibility of Nitrogen as a Carrier Gas for Inconel Cold Spray in Hydropower Application

open access: yesAdvanced Engineering Materials, EarlyView.
N2, despite being nearly two orders of magnitude cheaper than He, is a feasible carrier gas for cold spray Inconel coatings in hydropower repair applications when higher gas temperature and pressure are used. Reducing powder size significantly improved cavitation resistance, while the addition of fine chromium carbide particles further enhanced erosion
Tianhao Wang   +4 more
wiley   +1 more source

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