Forum: OpenFOAM Running, Solving & CFD
May 25, 2007, 07:50
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Replies: 126
Views: 26,889
Hi Atsushi,
coldEngineFoam
Hi Atsushi,
coldEngineFoam can be used for cold flow simulations without combustion.
For all people interested in internal combustion engine simulations in OpenFOAM, please have a look to...
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Forum: OpenFOAM Running, Solving & CFD
October 13, 2006, 06:32
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Replies: 126
Views: 26,889
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Forum: OpenFOAM Running, Solving & CFD
October 13, 2006, 06:29
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Replies: 126
Views: 26,889
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Forum: OpenFOAM Running, Solving & CFD
September 27, 2006, 03:31
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Replies: 126
Views: 26,889
Hi Noriaki,
to change the equ
Hi Noriaki,
to change the equivalence ratio you don't have to change it in the constant/thermophysicalProperties, but you have to change the value of ft in the ./-180 directory. ft is the fuel mass...
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Forum: OpenFOAM Running, Solving & CFD
July 26, 2006, 09:44
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Replies: 126
Views: 26,889
Hi Atsushi,
you can use DME i
Hi Atsushi,
you can use DME if you have the Gulder's coefficients for this kind of fuel (put them in combustionProperties) and also the thermophysical properties (to be set in...
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Forum: OpenFOAM Running, Solving & CFD
December 6, 2005, 11:45
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Replies: 126
Views: 26,889
Hi Guido,
The 1.2 version has
Hi Guido,
The 1.2 version has been fixed concerning the hhuCombustion thermo package.
You can get this error for several different reasons, and the most common is because you are using a too...
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Forum: OpenFOAM Running, Solving & CFD
May 13, 2005, 04:49
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Replies: 126
Views: 26,889
Hi!
I have a question about
Hi!
I have a question about how StCorr is calculated. In the file StCorr.H everything is OK till Vk and Ak are calculated. It's quite difficult for me to understand how AkEst is calculated.
...
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Forum: OpenFOAM Running, Solving & CFD
May 3, 2005, 11:44
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Replies: 126
Views: 26,889
Hi all!
I was wondering if so
Hi all!
I was wondering if someone can give me some references about models that describe the flame kernel formation and growth in turbulent combustion and in spark-ignition engines.
thanks in...
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Forum: OpenFOAM Running, Solving & CFD
May 3, 2005, 07:20
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Replies: 126
Views: 26,889
Hi Ervin,
What about the me
Hi Ervin,
What about the mesh?
how did you create it?
what is its size?
is the cylinder axis aligned as the z one?
are the measurements units of the mesh in meters?
Try like this:...
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Forum: OpenFOAM Running, Solving & CFD
April 28, 2005, 14:41
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Replies: 126
Views: 26,889
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Forum: OpenFOAM Running, Solving & CFD
March 15, 2005, 04:08
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Replies: 126
Views: 26,889
Hi.
I have a question about t
Hi.
I have a question about the transport equation of Xi. Why is it solved only after the ignition and not before?
Should Xi be something related to the conditions for the flame propagation? ...
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Forum: OpenFOAM Running, Solving & CFD
March 13, 2005, 13:30
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Replies: 126
Views: 26,889
I didn't use the Allrun script
I didn't use the Allrun script.
Firstly I converted the mesh with the kivaToFoam application. Then I ran the compression using the controlDict.1st file, and then the combustion with the...
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Forum: OpenFOAM Running, Solving & CFD
March 11, 2005, 09:58
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Replies: 126
Views: 26,889
Hi,
I was running the kivaTe
Hi,
I was running the kivaTest tutorial case on the 1.0.2 version (I haven't updated to the 1.1 yet), but it doesn't work. It crashes at about -9 CAD before the top death center because a...
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Forum: OpenFOAM Running, Solving & CFD
March 9, 2005, 03:17
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Replies: 126
Views: 26,889
Hi,
It seems to me that the i
Hi,
It seems to me that the ignition model influences very much all the combustion process.
If, after the igntion duration, the ignition cells have b major than zero, that b value will become...
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