online_initiation_froude:  Calculation of minimum Froude number for initiation of motion   


Formula:

Fk d1/6 (ds / d)1/2 n-1

SI Units (metric):  k = 0.082, d in m, and ds in mm.
U.S. Customary Units:  k = 0.067, d in ft, and ds in mm.


Reference:



INPUT DATA:

Select:   

Flow depth d :      

Particle size ds :      

Manning's friction coefficient n :      

OUTPUT:

Froude F ≥     


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  Your request was processed at  01:56:01 pm on July 22nd, 2019   [ 190722  13:56:01 ].


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