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Unformatted text preview: D f F This equation matches the Colebrook-White equation within one percent for 10-6 &lt; /D &lt; 10-2 and 5000 &lt; Re &lt; 10 8 . The Blasius equation is widely used for turbulent flow in smooth pipes ( / D 0), 25 . 079 . Re f F 4,000 &lt; Re &lt; 100,000 2 of 2 References Churchill, S. W. Friction Factor Equation Spans all Fluid Flow Regimes, Chemical Engineering , November 7, 1977, 91-92. Swamee P.K. and Jain, A.K. Explicit equations for pipe flow problems, J. of Hydraulics Division, , ASCE 102(5), 1976, 657-664....
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This note was uploaded on 10/11/2011 for the course CHE 3013 taught by Professor Staff during the Fall '11 term at Oklahoma State.
- Fall '11