Discussion of “Jacobian Matrix for Solving Water Distribution System Equations with the Darcy-Weisbach Head-Loss Model” by Angus Simpson and Sylvan Elhay
Publication: Journal of Hydraulic Engineering
Volume 138, Issue 11
HY.1943-7900.0000529/asset/cbebf230-08c7-47a1-b509-8d5914df8dca/assets/(asce)hy.1943-7900.0000529.fp.png)
Get full access to this article
View all available purchase options and get full access to this article.
Acknowledgments
The discusser appreciates the assistance of Professor Žarko Ćojbašić from the University of Niš (Serbia) who provided valuable help with the Matlab code. Sincere thanks are also offered to Mr. Simpson for his prompt response to the discusser’s e-mail inquiry about the original paper.
References
Brkić, D. (2011). “Review of explicit approximations to the colebrook relation for flow friction.” J. Petrol. Sci. Eng., 77(1), 34–48.
Buzzelli, D. (2008). “Calculating friction in one step.” Mach. Des., 80(12), 54–55.
Churchill, S. W. (1977). “Friction-factor equation spans all fluid flow regimes.” Chem. Eng., 84(24), 91–92.
Clamond, D. (2009). “Efficient resolution of the Colebrook equation.” Ind. Eng. Chem. Res., 48(7), 3665–3671.
Colebrook, C. F. (1939). “Turbulent flow in pipes with particular reference to the transition region between the smooth and rough pipe laws.” J. Inst. Civil. Eng. (London), 11(4), 133–156.
Giustolisi, O., Berardi, L., and Walski, T. M. (2011). “Some explicit formulations of Colebrook—White friction factor considering accuracy vs. computational speed.” J. Hydroinform., 13(3), 401–418.
Romeo, E., Royo, C., and Monzon, A. (2002). “Improved explicit equation for estimation of the friction factor in rough and smooth pipes.” Chem. Eng. J., 86(3), 369–374.
Serghides, T. K. (1984). “Estimate friction factor accurately,” Chem. Eng., 91(5), 63–64.
Spiliotis, M., and Tsakiris, G. (2011). “Water distribution system analysis: Newton-Raphson method revisited.” J. Hydraul. Eng., 137(8), 852–855.
Swamee, P. K., and Jain, A. K. (1976). “Explicit equations for pipe flow problems.” J. Hydr. Div., 102(HY5), 657–664.
Vatankhah, A. R., and Kouchakzadeh, S. (2008). “Discussion of ‘Turbulent flow friction factor calculation using a mathematically exact alternative to the Colebrook–White equation’ by Jagadeesh R. Sonnad and Chetan T. Goudar.” J. Hydraul. Eng., 134(8), 1187.
Zigrang, D. J., and Sylvester, N. D. (1982). “Explicit approximations to the solution of Colebrook friction factor equation.” AIChE J., 28(3), 514–515.
Information & Authors
Information
Published In
Journal of Hydraulic Engineering
Volume 138 • Issue 11 • November 2012
Pages: 1000 - 1001
Copyright
© 2012 American Society of Civil Engineers.
History
Received: Sep 15, 2011
Accepted: Oct 21, 2011
Published online: Oct 15, 2012
Published in print: Nov 1, 2012
Authors
Metrics & Citations
Metrics
Citations
Download citation
If you have the appropriate software installed, you can download article citation data to the citation manager of your choice. Simply select your manager software from the list below and click Download.