The History of the Darcy-Weisbach Equation for Pipe Flow Resistance
The History of the Darcy-Weisbach Equation for Pipe Flow Resistance. Glenn O. Brown Oklahoma State University 2002, ASCE National, Washington D.C. D-W Equation. f = f ( V, D, roughness & viscosity). Friction Factor, f. f. e /D. Re. Julius Weisbach, 1845. Antoine Chézy, ~ 1770.
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