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Using the Moody diagram above, estimate the friction factor for a pipe flow with Reynolds number 2 million and roughness factor (right-hand axis) 5x10-5.

Using the Moody diagram above, estimate the friction factor for a pipe flow with Reynolds number 2 million and roughness factor (right-hand axis) 5x10-5.

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Using the Moody diagram above, estimate the friction factor for a pipe flow with Reynolds number 2 million and roughness factor (right-hand axis) 5×10-5
Transcribed Image Text:Using the Moody diagram above, estimate the friction factor for a pipe flow with Reynolds number 2 million and roughness factor (right-hand axis) 5×10-5
0.025 NTT Laminar flow f = 0.02 Laminar. CriticallTransition flow F zone Complete turbulence, rough pipes zone, 0.05 0.018 0.04 0.016 0.03 0.014 0.02 0.012 0.015 0.01 0.01 0.008 Reait 0.006 0.008 0.004 0.007 0.006 0.002 0.001 0.0008 0.0006 0.005 0.0004 k (mm)- 1- 10 0.3 – 3 0.2 - 1 0.004 Riveted steel Concrete Wood stave Cast iron Galvanized steel Asphalted cast iron Commercial steel or wrought iron Drawn tubing 0.0002 0.0001 0.25 0.15 0.12 0.003 Smooth pipes 0.00005 0.000,001 0.000,005 0.0025 0.045 0.0015 0.00001 0.002 3 4 567 9 10 3 45 67 9 107 3 4 5 67 9 10 2. 3 4 5 67 9 3 45 67 9 105 2 7 9 10 2 2 2 10 Reynolds number Re =ud Friction factor, f
Transcribed Image Text:0.025 NTT Laminar flow f = 0.02 Laminar. CriticallTransition flow F zone Complete turbulence, rough pipes zone, 0.05 0.018 0.04 0.016 0.03 0.014 0.02 0.012 0.015 0.01 0.01 0.008 Reait 0.006 0.008 0.004 0.007 0.006 0.002 0.001 0.0008 0.0006 0.005 0.0004 k (mm)- 1- 10 0.3 – 3 0.2 - 1 0.004 Riveted steel Concrete Wood stave Cast iron Galvanized steel Asphalted cast iron Commercial steel or wrought iron Drawn tubing 0.0002 0.0001 0.25 0.15 0.12 0.003 Smooth pipes 0.00005 0.000,001 0.000,005 0.0025 0.045 0.0015 0.00001 0.002 3 4 567 9 10 3 45 67 9 107 3 4 5 67 9 10 2. 3 4 5 67 9 3 45 67 9 105 2 7 9 10 2 2 2 10 Reynolds number Re =ud Friction factor, f
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