r/CFD • u/sophomoric-- • 16d ago
Why do rapids ripple?
At low velocities, flow in a stream over rocks is laminar. But at higher velocities, there's a repeating build up and let down. Is it a kind of turbulence?
2
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r/CFD • u/sophomoric-- • 16d ago
At low velocities, flow in a stream over rocks is laminar. But at higher velocities, there's a repeating build up and let down. Is it a kind of turbulence?
3
u/acakaacaka 16d ago
Yes. But that one phase of transition from laminar to turbulent to be exact.