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CFDEMcoupling-PFM/doc/smoothingModel.txt
2013-11-22 17:10:10 +01:00

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"CFDEMproject WWW Site"_lws - "CFDEM Commands"_lc :c
:link(lws,http://www.cfdem.com)
:link(lc,CFDEMcoupling_Manual.html#comm)
:line
smoothingModel command :h3
[Syntax:]
Defined in couplingProperties dictionary.
smoothingModel model; :pre
model = name of the smoothingModel to be applied :ul
[Examples:]
smoothingModel off; :pre
smoothingModel constDiffSmoothing; :pre
smoothingModel localPSizeDiffSmoothing; :pre
Note: This examples list might not be complete - please look for other models (smoothingModel_XY) in this documentation.
ATTENTION: In case a smoothing model is used in conjunction with "PimpleImEx" solvers, the fields "f" and "fSmooth" must be placed in the initial time directory! This is because zeroGradient boundary conditions for the fields "f" and "fSmooth" must be specified, otherwise the smoothing operation will give an Error.
[Description:]
The smoothingModel is the base class for models that smoothen the exchange fields (i.e., voidfraction and the Ksl field in case of implicit force coupling). This is relevant in case one uses a small grid resolution compared to the local particle diameter (or parcel diameter in case one uses a parcel approach).
[Restrictions:] These models are in beta testing.
[Default:] none.