Why Smokestack Plumes Curl Up Instead of Lying Flat — The Jet in Crossflow and Its Counter-Rotating Vortex Pair
·8 min read
With A=1.6 and B=0.33, the centerline at x=10d sits at 5.44d, 8.66d, and 13.78d for r=2, 4, and 8. Doubling r raises height by about 1.59, not by 2.
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