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  12:36:14 pm on March 25th, 2017   [ 170325  12:36:14 ].


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