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Forum: OpenFOAM Running, Solving & CFD

July 12, 2012, 15:58

Replies: 31

Problem in simpleFoam airFoil2D forceCoeffs

Views: 17,314

Posted By junkie71189

Yes. But what I tried was for getting Cl,...

Yes. But what I tried was for getting Cl, extracting the Cp values along the upper and lower surface of the airfoil as a file. Then, add all (Cp_upper - Cp_lower) times (dx / chord length) from 0 to...

Forum: OpenFOAM Running, Solving & CFD

July 12, 2012, 01:22

Replies: 31

Problem in simpleFoam airFoil2D forceCoeffs

Views: 17,314

Posted By junkie71189

Suggestion

Hey Rafael,

A suggestion would be to plot the Cp along x/c and integrate.

Forum: OpenFOAM Running, Solving & CFD

June 13, 2012, 11:59

Replies: 31

Problem in simpleFoam airFoil2D forceCoeffs

Views: 17,314

Posted By junkie71189

Change in controlDict

I modified the controlDict file of the tutorial case to fit the general expression, for flow from left to right (to leading edge) as,

liftDir ( sin(alpha) cos(alpha) 0);
dragDir (...

Forum: OpenFOAM Running, Solving & CFD

June 11, 2012, 18:47

Replies: 31

Problem in simpleFoam airFoil2D forceCoeffs

Views: 17,314

Posted By junkie71189

Persisting problems

Thank you lovecraft22 and eren10 for your replies.

But my problems are apparently more deep rooted. :(

Problem 1:
The default case does not proceed any further than 341 iterations.
The...

Forum: OpenFOAM Running, Solving & CFD

June 4, 2012, 20:33

Replies: 31

Problem in simpleFoam airFoil2D forceCoeffs

Views: 17,314

Posted By junkie71189

Problem in simpleFoam airFoil2D forceCoeffs

Hey guys,

I'm new to OpenFOAM and I started out with trying to run the pre-existing airFoil2D case using simpleFoam.

I've also added the necessary changes to my controlDict to print out the...

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