online_shields_velocity:   Calculation of minimum Froude number and minimum permissible velocity
using the Shields criterion

Formulas

τ* = τo/[(γs - γ)ds]

τo = γ d So

U* = (τo/ρ)1/2

R* = (U*ds)/ν

Ponce, V. M., 2014. Fundamentals of open-channel hydraulics:  Chapter 6.
INPUT DATA:

Stream or river (optional):  

Select:   

SI or U.S. Customary units.
[Default: SI Units].

Particle diameter ds (mm) [mm]:     

Flow depth d (m) [ft]:     

Dimensionless Chezy friction factor f :     

Water temperature T (oC) [oF]:     

OUTPUT:

No data.

             

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