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HomeAuthorsSonnad, J. R.

Sonnad, J. R.

University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma

Explicit friction factor correlations for turbulent fluid flow in noncircular ducts and polymeric fluids

Hydrocarbon Processing / May 2009
Bayer HealthCare: Goudar, C. T.
University of Oklahoma Health Sciences Center: Sonnad, J. R.
Process Optimization / Equipment / Rotating Equipment

New equation provides highly accurate estimates

Comparison of the iterative approximations of the Colebrook-White equation

Hydrocarbon Processing / August 2008
Bayer HealthCare: Goudar, C. T.
University of Oklahoma Health Sciences Center: Sonnad, J. R.
Rotating Equipment

Here's a review of other formulas and a mathematically exact formulation that is valid over the entire range of Re values

Explicit friction factor correlation for turbulent flow in rough pipe

Hydrocarbon Processing / April 2007
Bayer HealthCare: Goudar, C. T.
University of Oklahoma Health Sciences Center: Sonnad, J. R.
Process Optimization / Equipment / Rotating Equipment

A comparison of approximation methods shows which is more accurate over a wide range of Re values

Explicit friction factor correlation for pipe flow analysis

Hydrocarbon Processing / June 2005
Bayer HealthCare: Goudar, C. T.
University of Oklahoma Health Sciences Center: Sonnad, J. R.
Process Optimization / Equipment / Rotating Equipment

Use this representation of the universal law of friction to obtain accurate estimates

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