Georgio Rizk Houssam Chebaro Friday, July 12, 2013 9:20 AM Georgio Rizk; Gabriel Khoury-Mechanical Pipe flow velocity. (DarRef: Not Referenced)
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(a)
Pipe line velocities
Sizing of pipe diameters shall be based on the following velocity criteria. Design Pipe Velocity Table Liquors Pump Suction Pump Discharge Slurries Pump Suction Pump Discharge Settling Slurry Gravity Lines Liquor
2" TO 4"
6" TO 10"
12" TO 16"
Min
Max
Min
Max
Min
m/s Fps m/s Fps
0.6 2.0 1.2 4.0
0.9 3.0 2 6.5
1.2 4.0 1.8 7.0
1.6 5.0 2.4 8.0
1.3 4.5 2.0 6.5
m/s Fps m/s Fps
1.2 1.4 1.2 1.5 1.3 1.7 4.0 4.5 4.0 5.0 4.5 5.5 1.5 3.0 2.3 3.5 4.9 9.8 7.5 11.5 Minimum Velocity = 1.2 *Settling Velocity
m/s Fps Non Settling Slurry m/s Fps Settling Slurry Water incl. Condensate Pump Suction m/s Fps Pump Discharge m/s Fps
Max
18" 30" Min
Max
1.7 5.5 3.1 9.3
1.5 5.0 2.5 8.0
2.3 7.5 3.5 10.5
1.8 6.0 2.3 7.5
2.3 7.5 3.5 11.5
1.2 1.5 1.8 4.0 5.0 6.0 1.2 1.5 1.8 4.0 5.0 6.0 Minimum Velocity = 1.2 *Settling Velocity 1 3.5 1.3 4.0
1.5 4.9 2.5 6.5
1.3 4.5 1.3 7.0
2.1 6.9 3.1 8.0
1
1.3 4.5 1.3 8.0
2.1 6.9 3.1 10.0
TO
2 6.5 2 6.5
1.3 4.5 1.3 10.5
2.3 7.5 3.1 15.0