Friction Factor Directly From Roughness Measurements

[+] Author and Article Information
Elling Sletfjerding

Statoil Research Center, 7005 Trondheim, Norwaye-mail: esle@statoil.com

Jon Steinar Gudmundsson

Department of Petroleum Engineering and Applied Geophysics, Norwegian University of Technology and Science, 7491 Trondheim, Norwaye-mail: jsg@ipt.ntnu.no

J. Energy Resour. Technol 125(2), 126-130 (Jun 04, 2003) (5 pages) doi:10.1115/1.1576264 History: Received April 01, 2001; Revised December 01, 2002; Online June 04, 2003
Copyright © 2003 by ASME
Your Session has timed out. Please sign back in to continue.



Grahic Jump Location
Schematic view of the flow loop
Grahic Jump Location
Test pipes used in the flow measurements
Grahic Jump Location
Power spectral density of measured wall roughness pipe 1-4
Grahic Jump Location
Power spectral density of measured wall roughness pipe 5-8
Grahic Jump Location
Measured friction factor in test pipes: o: coated pipe (series 1), &: coated pipe (series 2) x: steel pipe, +: pipe 3, ♥: pipe 4, □:pipe 8, (:pipe 5, ≕ pipe 6, <: pipe 7, line: Zagarola friction factor
Grahic Jump Location
Correlations between (1/f)1/2 and log(r/k) for the different roughness measures




Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In