Centrifugal Pumps Design and Application 2nd ed - Val S. Lobanoff, Robert R. Ross (Butterworth-Heinemann, 1992)
Contents Preface —..... —...... xi Part 1: elements of pumps Design 1 Part1: 1 introduction Elements of Pump Design ..,.,, 13 System Analysis for Pump Selection. Differential Head Required, NPSHA. Shape of Head Capacity Curve. Pump Speed. Liquid Characteristics. Viscosity. Specific Gravity. Construction. Pump Selection. 2 Specific Speed and Modeling Laws . — 11 Definition of Pump Specific Speed and Suction Specific Speed. The Affinity Law. Specific Speed Charts. Correction for Impeller Trim. Model Law. Factoring Laws. Conclusion. 3 Impeller Design 28 Impeller Layout. Development of Impeller Profile (Plan View). Development of Impeller End View. Impeller Inlet Angles. Development of Impeller Vane. Design Suggestions. Notation. v
4 General Pump Design 45 Performance Chart. 5 Volute Design ................................................ SO Types of Volute Designs. Single-Volute Casing Designs. Double-Volute Casing Designs. Double-Volute Dividing Rib (Splitter). Triple-Volute Casings. Quad-Volute Casings, Circular-Volute Casings. General Design Considerations. The Use of Universal Volute Sections for Standard Volute Designs. The Design of Rectangular Double Volutes. The Design of Circular Volutes. General Considerations in Casing Design. Manufacturing Considerations. Casing Surface Finish. Casing Shrinkage. Conclusion, Notation. Reference, 6 Design of Multi-Stage Casing — 6S General Considerations in Crossover Design. Specific Crossover Designs. Crossovers with Radial Diffusing Sections. Crossovers with Diagonal Diffusing Sections. Mechanical Suggestions. Notation. 7 Double-Suction Pumps and Side-Suction Design . 77 Double-Suction Pump Design. Pump Casing. Double-Suction Impeller. Side Suction and Suction Nozzle Layout. Suction Layout (End View). Suction Layout (Profile), 8 NPSH ,, 15 Establishing NPSHA. Predicting NPSHR. Moderate Speed Pumps. Influence of Suction Specific Speed (Nss). High Speed Pumps. Cavitation-Free NPSHR. Influence of Suction Nozzle. Influence of Liquid. Suction Piping. Effect of Viscosity. Notation. References. Part2: Applications 111 9 Vertical Pumps 113 by Erik B, Fiske Configurations. Well Pumps. Wet Pit Pumps. Barrel-Mounted or Can-Mounted Pumps. Applications. Well Pumps. Water Well Pumps. Incline-Mounted Pumps. Cavvi
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- Page 16 and 17: Part 1 Elements of Pump Design
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- Page 44 and 45: Impeller Design 29 Figure 3-1. Requ
- Page 46 and 47: Impeller Design 31 Figure 3-4. Capa
- Page 48 and 49: Impeller Design 33 Step 8: Estimate
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Contents<br />
Preface<br />
—..... —...... xi<br />
Part 1: elements of pumps <strong>Design</strong> 1<br />
Part1: 1 introduction Elements of Pump <strong>Design</strong> ..,.,, 13<br />
System Analysis for Pump Selection. Differential Head Requir<strong>ed</strong>, NPSHA. Shape of<br />
Head Capacity Curve. Pump Spe<strong>ed</strong>. Liquid Characteristics. Viscosity. Specific Gravity.<br />
Construction. Pump Selection.<br />
2 Specific Spe<strong>ed</strong> <strong>and</strong> Modeling Laws . — 11<br />
Definition of Pump Specific Spe<strong>ed</strong> <strong>and</strong> Suction Specific Spe<strong>ed</strong>. The Affinity Law. Specific<br />
Spe<strong>ed</strong> Charts. Correction for Impeller Trim. Model Law. Factoring Laws. Conclusion.<br />
3 Impeller <strong>Design</strong> 28<br />
Impeller Layout. Development of Impeller Profile (Plan View). Development of Impeller<br />
End View. Impeller Inlet Angles. Development of Impeller Vane. <strong>Design</strong> Suggestions.<br />
Notation.<br />
v