Results 31 to 40 of about 83,468 (167)

Dispersion in oscillatory flows

open access: yes, 1983
The enhanced axial mixing which is caused by dispersion in oscillatory flows in some mass transfer devices may limit the reactor performance. This effect has provided the motivation for the present study in which oscillatory flow dispersion in a flat ...
Stairmand, John W., Stairmand, J. W.
core   +1 more source

Effect of microchannel aspect ratio on residence time distributions and the axial dispersion coefficient [PDF]

open access: yes, 2009
The effect of microchannel aspect ratio (channel depth/channel width) on residence time distributions and the axial dispersion coefficient have been investigated for Newtonian and shear thinning non-Newtonian flow using computational fluid dynamics.
Prat, Laurent E.   +4 more
core   +1 more source

Numerical and Experimental Investigation of the Morphology Development of Expansion Clouds by a Powder Jet Flow

open access: yes, 2004
Explosion suppression is often the preferred method of explosion attenuation in industry. The morphology development of suppression clouds is important for the design of necessary coverage of the product.
Tang, H   +5 more
core   +1 more source

Experimental and numerical determination of the wave dispersion characteristics of complex 3D woven composites

open access: yes, 2020
In this article, an attempt is made towards the experimental validation of a numerical method allowing vibro-acoustic and ultrasonic wave propagation analysis of complex woven composites. For this validation, three different woven architectures were used
Mesnil, O, Thierry, V, Chronopoulos, D
core   +1 more source

Advection-dispersion modelling tools: what about numerical dispersion?

open access: yesWater Science and Technology, 2005
In general the transport of dissolved substances and fine suspended particles is governed by the one-dimensional advection-dispersion equation. In order to model the transport of dissolved substances and fine suspended particles, the advection-dispersion equation is incorporated into commonly used urban drainage modelling tools such as InfoWorks CS ...
R, Bouteligier   +5 more
openaire   +2 more sources

CFD methods in the atmospheric roughness layer at different scales [PDF]

open access: yes, 2012
The wind-related processes in the atmospheric roughness layer strongly affect our comfort and health and can have a significant influence on our lives, especially in urban areas.
Gartmann, Andres
core   +1 more source

Numerical Study of Nonlinear Dispersive Wave Models with SpecTraVVave

open access: yesElectronic Journal of Differential Equations, 2016
This research was supported by the Research Council of Norway on grant no. 213474/F20 and by the J C Kempe Memorial Fund on grant no. SMK-1238.
Kalisch, Henrik   +2 more
openaire   +6 more sources

Modelling metallic discontinuities with the non-orthogonal finite difference time domain method

open access: yes, 2004
Numerical electromagnetic models, such as the finite difference time domain (FDTD) method, have many applications. The authors focus on the non-orthogonal FDTD method, which offers an improved geometric flexibility compared to other standard techniques ...
Nilavalan, R, Railton, CJ, Craddock, IJ
core   +1 more source

Novel Second-Order Accurate Implicit Numerical Methods for the Riesz Space Distributed-Order Advection-Dispersion Equations [PDF]

open access: yes, 2015
We derive and analyze second-order accurate implicit numerical methods for the Riesz space distributed-order advection-dispersion equations (RSDO-ADE) in one-dimensional (1D) and two-dimensional (2D) cases, respectively.
X. Wang   +5 more
core   +1 more source

Soliton spectral tunneling in dispersion controlled holey fibers [PDF]

open access: yes, 2008
We design a number of index-guiding holey fibers with relatively simple structure which possess suitable dispersive properties for the observation of soliton spectral tunneling.
Horak, P., Richardson, D.J., Poletti, F.
core   +1 more source

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