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

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Relative Costs – example 2 • 200 m3/h @ 150 m w/ 4m NPSHa (880 gpm @490 ft w/ 13 ft NPSHa) - 150 HP motor, single seal Pum p size rpm eff rel $ + Install $ OH3 6x8x23 1800 66% 1.00 base support OH2 6x8x23 1800 66% 1.07 + fdn, grouting BB2 4x6x13 3600 70% 1.04 +fdn, grouting 14
Relative Costs – example 3 • 200 m3/h @ 150 m w/ 4m NPSHa (880 gpm @490 ft w/ 13 ft NPSHa) - 150 HP motor, dual seal w/ Plan 53a Pum p size rpm eff rel $ + Install $ OH3 6x8x23 1800 66% 1.00 base support OH2 6x8x23 1800 66% 1.06 + fdn, grouting BB2 4x6x13 3600 70% 1.33 +fdn, grouting 15
Page 1 and 2: Centrifugal Pump Selection and Sizi
Page 3 and 4: Pump types - Vertical In-line Pump
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: Relative Costs - example 1 • 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

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

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