Viscous Flow in Pipes.pdf
Viscous Flow in Pipes.pdf
Viscous Flow in Pipes.pdf
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Nature of flow• The nature of the pipe flow is strongly dependent onwhether the flow is lam<strong>in</strong>ar or turbulent, which is a directconsequence of the differences <strong>in</strong> the nature of the shearstress.• <strong>Flow</strong> rate as a function of pressure drop <strong>in</strong> a givenhorizontal pipe.VQΔp⋅D=32⋅μ⋅l4π D Δp= −128μlHagen-Poiseuille flowLam<strong>in</strong>ar flow Re