Centrifugal Pump Selection and Sizing - Calgary Pump Symposium ...

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Pump types being Considered • One and two stage centrifugal pumps - OH2, OH3/4, BB1, BB2 - most common pumps used • Pumps not considered in this presentation: - OH5 close-coupled VIL - OH6 high-speed integral gear VIL - vertically-suspended pumps - multi-stage centrifugal pumps - low-flow pumps (Ns < 500) 2
Pump types – Vertical In-line Pump 3
Page 1: Centrifugal Pump Selection and Sizi
Page 5 and 6: Pump types - Between-Bearing Pump (
Page 7 and 8: Pump Selection - Old School 7
Page 9 and 10: The Goal • We want to select and
Page 11 and 12: Pump Selection - order of preferenc
Page 13 and 14: Relative Costs - example 1 • 200
Page 15 and 16: Relative Costs - example 3 • 200
Page 17 and 18: Overhung Pumps - Typical Coverage P
Page 19 and 20: VIL Pumps - Typical Limits • Tip
Page 21 and 22: VIL Pumps: Rigidly-coupled (OH4) ty
Page 23: Specific Speed (Ns) - a ‘dimensio
Page 26 and 27: Suction Specific Speed (Nss) - a
Page 28 and 29: Minimum Flow • Minimum flow issue
Page 30 and 31: Limited Range at Higher Nss Suction
Page 32 and 33: Head ( ft) 500 450 400 350 300 250
Page 34 and 35: Equations & Correlations • Head,
Page 36 and 37: Required Information • Require th
Page 38 and 39: Typical Casing Sizes Pump Speed Q (
Page 41 and 42: Worked Example: H= 500 ft, Q= 4500
Page 43: Overhung Pumps - Typical Coverage P
Page 46: Worked Example: H= 380 ft, Q= 1750
Page 49 and 50: Buying Pumps - Marrying the Hydraul
Page 51 and 52: Pump Standards - Applicability VIL
Page 53 and 54:
General Info - ANSI/ASME B73 pumps
Page 55 and 56:
What type of plant? • Class of Pl
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Centrifugal Pump Selection and Sizing - Calgary Pump Symposium ...

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