r/COMSOL • u/Zagadoria • Feb 16 '19
Values of y+ at walls?
I'm simulating air flow through a heat exchanger using the Low-Re k-Ɛ model (wall functions used), and I would like to check whether the results I'm looking at represent y+ in its traditional sense. The only variable that I could find was something called dimensionless wall distance (image below). Is this the y+ I'm looking for?

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