Results 81 to 90 of about 4,786,029 (258)

Heat and Mass Transfer in Unsteady Rotating Fluid Flow with Binary Chemical Reaction and Activation Energy

open access: yesPLoS ONE, 2014
In this study, the Spectral Relaxation Method (SRM) is used to solve the coupled highly nonlinear system of partial differential equations due to an unsteady flow over a stretching surface in an incompressible rotating viscous fluid in presence of binary
F. G. Awad, S. Motsa, M. Khumalo
semanticscholar   +1 more source

A finite-difference, frequency-domain numerical scheme for the solution of the linearized unsteady Euler equations [PDF]

open access: yes
A numerical method is developed for solving periodic, three-dimensional, vortical flows around lifting airfoils in subsonic flow. The first-order method, that is presented, fully accounts for the distortion effects of the nonuniform mean flow on the ...
Atassi, Hafiz M., Scott, James R.
core   +1 more source

On the use of a Stress-Impedance Model to describe sound propagation in a lined duct with grazing flow

open access: yes, 2017
With flow, the acoustical effect of a lined wall cannot be described by a single quantity like the wall impedance. At least two quantities are required. In addition to the impedance, the unsteady tangential force exerted by the wall on the flow has to be
Aurégan, Yves
core   +1 more source

Advances in Unsteady Boundary Layer Transition Research, Part I: Theory and Modeling

open access: yesInternational Journal of Rotating Machinery, 2003
This two-part article presents recent advances in boundary layer research that deal with the unsteady boundary layer transition modeling and its validation.
M. T. Schobeiri, L. Wright
doaj   +1 more source

Unsteady cooperative flow in compression system

open access: yesPropulsion and Power Research, 2012
When there are several bodies with relative motion in a flow field, such as the flow in the compression system of modern aero-engine, the flow field will have certain special features, one of which is that the time-space structure of such multi-bodies ...
Sheng Zhou   +4 more
doaj   +1 more source

Radiation Effects on the Flow of Powell-Eyring Fluid Past an Unsteady Inclined Stretching Sheet with Non-Uniform Heat Source/Sink

open access: yesPLoS ONE, 2014
This study investigates the unsteady flow of Powell-Eyring fluid past an inclined stretching sheet. Unsteadiness in the flow is due to the time-dependence of the stretching velocity and wall temperature. Mathematical analysis is performed in the presence
T. Hayat   +3 more
semanticscholar   +1 more source

Study on Water Entry of a 3D Torpedo Based on the Improved Smoothed Particle Hydrodynamics Method

open access: yesApplied Sciences
The water entry of a torpedo is a complex nonlinear problem, involving transient impact, free surface deformation, droplet splashing, and fluid–structure coupling, which poses severe challenges to traditional mesh methods.
Xiaowei Cai   +5 more
doaj   +1 more source

Numerical Investigation of Unsteady Interaction between Rim Seal Flow and Upstream Vane

open access: yesXibei Gongye Daxue Xuebao, 2019
To investigate unsteady interaction mechanism between the rim seal flow in turbine stator-rotor cavity and main flow, detailed unsteady numerical simulations of the flow field and unsteady characteristic of the vane were conducted under different rim ...

doaj   +1 more source

Unsteady behaviours of a volute in turbocharger turbine under pulsating conditions

open access: yesJournal of the Global Power and Propulsion Society, 2017
Turbochargers are currently in their prime utilization period, which pushes for performance enhancement from conventional turbochargers and more often than not revisiting its design methodology.
Mingyang Yang   +5 more
doaj   +1 more source

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