pisoFoam with k-epsilon turb blows up - Some questions -- CFD Online Discussion Forums

November 1, 2012, 03:37		#2
tomf Senior Member Tom Fahner Join Date: Mar 2009 Location: Breda, Netherlands Posts: 638 Rep Power: 32	Dear Heroic, Probably this line in your checkMesh report is the most important: Overall domain bounding box (-6535.35 -380 -2.98023e-05) (16000 8077.06 7933) It says your domain is about 22.5 km in x-direction and similarly scaled (kilometers, not meters) in the other directions. this can be fixed using: Code: transformPoints -scale "(0.001 0.001 0.001)" I also think the large ratio in smallest to largest cell volume might indicate that you would need to work a bit more on your mesh. Than the other errors from checkMesh may be overcome as well. Good luck, regards, Tom

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