Centrifugal & Rotary Pumps: Fundamentals With

Centrifugal and Rotary Pumps offers both professionals and students a concise reference detailing the design, performance, and principles of operation of the different pumps types defined by the Hydraulic Institute. From historical trends to the latest technological developments, the author focuses on information with real-world practicality, including specification parameters and criteria for the application of various pumps.

Chapter 1 Introduction

1

(2)

Chapter 2 Classification of Pumps

3

(2)

Chapter 3 Concept of a Pumping System

5

(10)

Liquid Transfer

5

(2)

Input Power, Losses, and Efficiency

7

(1)

System Curve

8

(1)

Pump Curve

9

(6)

Chapter 4 Centrifugal Pump -- Fundamentals

15

(20)

Affinity Laws

18

(1)

Helpful Formulas Per Centrifugal Pump Triangles

19

(5)

Quiz #1 -- Velocity Triangles

20

(4)

Performance Curves

24

(2)

Quiz #2 -- How Much Money Did AMaintenance Mechanic Save His Plant?

25

(1)

Performance Modifications

26

(5)

Quiz #3 -- A Valve Puzzle

31

(1)

Underfiling and Overfiling

31

(1)

Design Modeling Techniques

32

(1)

Specific Speed (Ns)

33

(2)

Chapter 5 Gear Pumps -- Fundamentals

35

(10)

Quiz #4 -- Gear Pump Capacity

38

(1)

Cavitation in Gear Pumps

39

(1)

Trapping Methods

40

(1)

Lubrication

40

(2)

User Comments:

42

(3)

External Gear Pumps

42

(1)

Internal Gear Pumps

43

(1)

Sliding Vane Pumps

43

(1)

Lobe Pumps

43

(2)

Chapter 6 Multiple-Screw Pumps

45

(10)

Three-Screw Pumps

45

(5)

Design and Operation

46

(4)

Two-Screw Pumps

50

(4)

Design and Operations

50

(4)

User Comments

54

(1)

Chapter 7 Progressing Cavity (Single-Screw) Pumps

55

(20)

Principle of Operation

55

(2)

Pump Performance Considerations

57

(1)

Power Requirements

57

(2)

Fluid Velocity and Shear Rate

59

(1)

Fluid Viscosity

60

(2)

Inlet Conditions

62

(2)

Suction Lift

62

(1)

High Vapor Pressure Fluid

63

(1)

Vacuum Pot Installations

64

(1)

Guidance for Proper Selection and Installation

64

(4)

Abrasion

64

(1)

Particles

65

(1)

Carrier Fluids

65

(1)

Temperature Effects and Limit

66

(1)

Mounting and Vibration

66

(1)

The Drive Frame

67

(1)

Progressing Cavity Pump Applications

68

(3)

Troubleshooting

71

(2)

User Comments

73

(2)

Chapter 8 Metering Pumps

75

(12)

Definition

75

(1)

Features

75

(1)

Where are Metering Pumps Used?

75

(1)

Types of Metering Pumps

76

(1)

Components of Metering Pumps

76

(7)

Metering Pumps Selection

83

(1)

Control and Integration

84

(1)

Accessories

84

(1)

Typical Applications

85

(2)

Chapter 9 The Advantages of Rotary Pumps

87

(2)

Chapter 10 Case History #1 -- Double-Suction Centrifugal Pump Suction Problems

89

(14)

Quiz #5 -- Are Ns and Nss Dependent on Speed?

99

(4)

Chapter 11 Case History #2 -- Lube Oil Gear Pump: Noise and Wear Reduction

103

(6)

Quiz #6 -- Double Gear Pump Life in Ten Minutes?

103

(6)

Chapter 12 Case History #3 -- Progressing Cavity Pump Failures

109

(4)

Chapter 13 Troubleshooting "Pointers" as Given by Interviewed Pump Users and Plant Personnel

113

(2)

Chapter 14 Application Criteria and Specification Parameters

115

(8)

Chapter 15 Closing Remarks

123

(2)

Appendix A: Nomenclature

125

(2)

Appendix B: Conversion Formulas

127

(2)

Appendix C: Rotary Pump Coverage Guide

129

(2)

References

131

(2)

Index

133

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Centrifugal & Rotary Pumps: Fundamentals With Applications

Summary

Table of Contents

Supplemental Materials