Nelik L. Centrifugal And Rotary Pumps - Fundamentals With Applications

CRC Press LLC, 1999. - 134 с. На английском языке.В книге описаны основные типы центробежных и роторных насосов. Описан принцип их действия и приведены базовые конструкции. Также рассказано об некоторых процессах, происходящих в насосе во время его работы и о том, как они влияют на его характеристики. Приведены данные по правильному подбору насоса в зависимости от свойств перекачиваемой жидкости.Classification of Pumps
Concept of a Pumping System
Liquid Transfer
Input Power, Losses, and Efficiency
System Curve
Pump Curve
Centrifugal Pump - Fundamentals
Affinity Laws
Helpful Formulas Per Centrifugal Pump Triangles
Quiz #1 - Velocity Triangles
Performance Curves
Quiz #2 - How Much Money Did AMaintenance Mechanic
Save His Plant?
Performance Modifications
Quiz #3 - A Valve Puzzle
Underfiling and Overfiling
Design Modeling Techniques
Specific Speed (Ns)
Gear Pumps - Fundamentals
Quiz #4 - Gear Pump Capacity
Cavitation in Gear Pumps
Trapping Methods
Lubrication
User Comments:
External Gear Pumps
Internal Gear Pumps
Sliding Vane Pumps
Lobe Pumps
Multiple-Screw Pumps
Three-Screw Pumps
Design and Operation
Two-Screw Pumps
Design and Operations
User Comments
Progressing Cavity (Single-Screw) Pumps
Principle of Operation
Pump Performance Considerations
Power Requirements
Fluid Velocity and Shear Rate
Fluid Viscosity
Inlet Conditions
Suction Lift
High Vapor Pressure Fluid
Vacuum Pot Installations
Guidance for Proper Selection and Installation
Abrasion
Particles
Carrier Fluids
Temperature Effects and Limits
Mounting and Vibration
The Drive Frame
Progressing Cavity Pump Applications
Troubleshooting
User Comments
Meter ing Pumps
DefinitionFeaturesWhere are Metering Pumps Used?
Types of Metering Pumps
Components of Metering Pumps
Metering Pumps Selection
Control and Integration
Accessories
Typical Applications
The Advantages of Rotary Pumps
Case History #1 Double-Suction Centrifugal Pump
Suction Problems
Quiz #5 - Are Ns and Nss Dependent on Speed?
Case History #2 - Lube Oil Gear Pump: Noise and
Wear Reduction
Quiz #6 - Double Gear Pump Life in Ten Minutes?
Case History #3 - Progressing Cavity Pump Failures
Troubleshooting Pointers as Given by Interviewed Pump Users and Plant Personnel
Application Criteria and Specification Parameters
Closing Remarks
Appendix A: Nomenclature
Appendix B: Conversion Formulas
Appendix C: Rotary Pump Coverage Guide