Experimental study of the pressure drop in the cathode side of air-forced Open-cathode proton exchange membrane fuel cells

XXIX. An experimental investigation of the circumstances which determine whether the motion of water shall be direct or sinuous, and of the law of resistance in parallel channels

Osborne Reynolds · Philosophical Transactions of the Royal Society of London · 1883 · 2.1K citations

Engineering, Physics, Fluid Dynamics +12

Friction Factors for Pipe Flow

Lewis F. Moody · Transactions of the American Society of Mechanical Engineers · 1944 · 1.8K citations

Engineering, Civil Engineering, Mechanical Engineering +13

Simple and Explicit Formulas for the Friction Factor in Turbulent Pipe Flow

S. Haaland · Journal of Fluids Engineering · 1983 · 1K citations

Natural Sciences, Physics, Fluid Dynamics +13

Friction-factor equation spans all fluid-flow regimes.

Sw Churchill · 1977 · 940 citations

Natural Sciences, Mechanical Engineering, Physics +14

Experiments with fluid friction in roughened pipes

C F Colebrook, Christopher White · Proceedings of the Royal Society of London A Mathematical and Physical Sciences · 1937 · 813 citations

Engineering, Civil Engineering, Mechanical Engineering +17