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problem with RBF (openFOAM-1.6-ext)

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Old   October 10, 2012, 07:29
Default problem with RBF (openFOAM-1.6-ext)
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saeid oqaz
Join Date: Feb 2012
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hi foamers.

i have a problem with RBF. i customized kinematicModel.H proportion to my case but patch is define to move did not move.my case is 3D.i refine mesh but not any different in results. output file for U for any time like that :

i attach kinematicModel.H .

Code:
    cylinder
    {
        type            movingWallVelocity;
        value           nonuniform List<vector> 
120
(
(-1.63656e-16 -1.54079e-16 0)
(2.59523e-15 2.16516e-15 -2.2878e-33)
(0 0 0)
(0 0 0)
(0 0 0)
(0 0 0)
(4.13776e-15 1.77027e-15 0)
(1.69043e-15 6.12803e-16 0)
(0 0 0)
(1.20161e-15 2.89568e-16 1.56794e-33)
(-9.37393e-16 -1.7217e-16 0)
(0 0 0)
(7.73922e-16 5.70722e-17 0)
(-1.64803e-16 -3.36218e-18 0)
(-3.40522e-16 1.10007e-17 0)
(-2.3215e-16 1.96536e-17 0)
(0 0 0)
(-9.64949e-16 1.82822e-16 8.58435e-34)
(1.32078e-15 -3.20249e-16 0)
(2.42511e-15 -7.18428e-16 0)
(-3.29809e-15 1.15793e-15 0)
(0 0 0)
(-2.01777e-15 9.38724e-16 0)
(0 0 0)
(1.61689e-15 -9.50223e-16 0)
(-6.1138e-15 3.99289e-15 0)
(-3.46824e-15 2.50387e-15 0)
(3.23316e-15 -2.56991e-15 0)
(-3.81766e-16 3.3311e-16 0)
(1.21787e-16 -1.16407e-16 0)
(1.54079e-16 -1.63656e-16 0)
(-2.16516e-15 2.59523e-15 -2.2878e-33)
(0 0 0)
(0 0 0)
(0 0 0)
(0 0 0)
(-1.77027e-15 4.13776e-15 0)
(-6.12803e-16 1.69043e-15 0)
(0 0 0)
(-2.89568e-16 1.20161e-15 1.56794e-33)
(1.7217e-16 -9.37393e-16 0)
(0 0 0)
(-5.70722e-17 7.73922e-16 0)
(3.36218e-18 -1.64803e-16 0)
(-1.10007e-17 -3.40522e-16 0)
(-1.96536e-17 -2.3215e-16 0)
(0 0 0)
(-1.82822e-16 -9.64949e-16 8.58435e-34)
(3.20249e-16 1.32078e-15 0)
(7.18428e-16 2.42511e-15 0)
(-1.15793e-15 -3.29809e-15 0)
(0 0 0)
(-9.38724e-16 -2.01777e-15 0)
(0 0 0)
(9.50223e-16 1.61689e-15 0)
(-3.99289e-15 -6.1138e-15 0)
(-2.50387e-15 -3.46824e-15 0)
(2.56991e-15 3.23316e-15 0)
(-3.3311e-16 -3.81766e-16 0)
(1.16407e-16 1.21787e-16 0)
(1.63656e-16 1.54079e-16 0)
(-2.59523e-15 -2.16516e-15 -2.2878e-33)
(0 0 0)
(0 0 0)
(0 0 0)
(0 0 0)
(-4.13776e-15 -1.77027e-15 0)
(-1.69043e-15 -6.12803e-16 0)
(0 0 0)
(-1.20161e-15 -2.89568e-16 1.56794e-33)
(9.37393e-16 1.7217e-16 0)
(0 0 0)
(-7.73922e-16 -5.70722e-17 0)
(1.64803e-16 3.36218e-18 0)
(3.40522e-16 -1.10007e-17 0)
(2.3215e-16 -1.96536e-17 0)
(0 0 0)
(9.64949e-16 -1.82822e-16 8.58435e-34)
(-1.32078e-15 3.20249e-16 0)
(-2.42511e-15 7.18428e-16 0)
(3.29809e-15 -1.15793e-15 0)
(0 0 0)
(2.01777e-15 -9.38724e-16 0)
(0 0 0)
(-1.61689e-15 9.50223e-16 0)
(6.1138e-15 -3.99289e-15 0)
(3.46824e-15 -2.50387e-15 0)
(-3.23316e-15 2.56991e-15 0)
(3.81766e-16 -3.3311e-16 0)
(-1.21787e-16 1.16407e-16 0)
(-1.54079e-16 1.63656e-16 0)
(2.16516e-15 -2.59523e-15 -2.2878e-33)
(0 0 0)
(0 0 0)
(0 0 0)
(0 0 0)
(1.77027e-15 -4.13776e-15 0)
(6.12803e-16 -1.69043e-15 0)
(0 0 0)
(2.89568e-16 -1.20161e-15 1.56794e-33)
(-1.7217e-16 9.37393e-16 0)
(0 0 0)
(5.70722e-17 -7.73922e-16 0)
(-3.36218e-18 1.64803e-16 0)
(1.10007e-17 3.40522e-16 0)
(1.96536e-17 2.3215e-16 0)
(0 0 0)
(1.82822e-16 9.64949e-16 8.58435e-34)
(-3.20249e-16 -1.32078e-15 0)
(-7.18428e-16 -2.42511e-15 0)
(1.15793e-15 3.29809e-15 0)
(0 0 0)
(9.38724e-16 2.01777e-15 0)
(0 0 0)
(-9.50223e-16 -1.61689e-15 0)
(3.99289e-15 6.1138e-15 0)
(2.50387e-15 3.46824e-15 0)
(-2.56991e-15 -3.23316e-15 0)
(3.3311e-16 3.81766e-16 0)
(-1.16407e-16 -1.21787e-16 0)
)
;
i run any case 2D & 3D with RBF my patch dont any move. i ran tutorial movingblockRBF without error. why?
thanks for helping me...
Attached Files
File Type: h kinematicModel.H (2.8 KB, 11 views)

Last edited by saeid.oqaz; October 10, 2012 at 20:49.
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Old   October 11, 2012, 05:52
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  #2
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saeid oqaz
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i see tutorials movingblockRBF and see dynamicMeshDict file. by changing inner radius & outer radius & facial point solution get a error.
anyone know inner radius & outer radius & facial point in RBF(radial basis function) exactly refer to what?
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Old   April 9, 2013, 11:22
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sunshuai
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I have the same confusion about RBF .
Anyone know inner radius & outer radius in dynamicMeshDict file refer to what?
Do you have the tutorials movingblockRBF? I also have the difficulties to read some code .For example,

W2Coeffs

{

radius 1.0;

}

TPSCoeffs

{

radius 5.0;

}

GaussCoeffs

{

radius 0.1;

}


The coeffs listed above refer to what?


Thanks a lot in advance!
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