Calculation and Selection of Centrifugal Pumps

Course Info

Length: 1 Week

Type: In Classroom

Available Dates

Venue

  • June-17-2024

    Kuala Lumpur

  • June-17-2024

    Istanbul

  • June-24-2024

    Singapore

  • June-24-2024

    Paris

  • July-01-2024

    Dubai

  • July-01-2024

    Barcelona

  • July-08-2024

    Amsterdam

  • July-08-2024

    London

  • July-15-2024

    Istanbul

  • July-15-2024

    Kuala Lumpur

  • July-22-2024

    Dubai

  • July-22-2024

    Paris

  • July-29-2024

    Singapore

  • July-29-2024

    Barcelona

  • Aug-05-2024

    Barcelona

  • Aug-05-2024

    Dubai

  • Aug-12-2024

    Amsterdam

  • Aug-12-2024

    London

  • Aug-19-2024

    Kuala Lumpur

  • Aug-19-2024

    Istanbul

  • Aug-26-2024

    Singapore

  • Aug-26-2024

    Paris

  • Sep-02-2024

    Barcelona

  • Sep-02-2024

    Dubai

  • Sep-09-2024

    London

  • Sep-09-2024

    Amsterdam

  • Sep-16-2024

    Istanbul

  • Sep-16-2024

    Kuala Lumpur

  • Sep-23-2024

    Dubai

  • Sep-23-2024

    Paris

  • Sep-30-2024

    Singapore

  • Sep-30-2024

    Barcelona

  • Oct-07-2024

    Dubai

  • Oct-07-2024

    Barcelona

  • Oct-14-2024

    Amsterdam

  • Oct-14-2024

    London

  • Oct-21-2024

    Kuala Lumpur

  • Oct-21-2024

    Istanbul

  • Oct-28-2024

    Singapore

  • Oct-28-2024

    Dubai

  • Oct-28-2024

    Paris

  • Oct-28-2024

    Barcelona

  • Nov-04-2024

    Barcelona

  • Nov-04-2024

    Dubai

  • Nov-11-2024

    Amsterdam

  • Nov-11-2024

    London

  • Nov-18-2024

    Istanbul

  • Nov-18-2024

    Kuala Lumpur

  • Nov-25-2024

    Singapore

  • Nov-25-2024

    Paris

  • Dec-02-2024

    Barcelona

  • Dec-02-2024

    Dubai

  • Dec-09-2024

    London

  • Dec-09-2024

    Amsterdam

  • Dec-16-2024

    Kuala Lumpur

  • Dec-16-2024

    Istanbul

  • Dec-23-2024

    Paris

  • Dec-23-2024

    Dubai

  • Dec-30-2024

    Barcelona

  • Dec-30-2024

    Singapore

Course Details

Course Outline

5 days course

Introduction to Calculation and Selection of Centrifugal Pumps 
  • Properties of Liquids, Pressure, Flow, energy, and Head
  • Different Pump Types
  • Pressure measurement
  • Pump head

 

Basic Pump Principles
 
  • Pump and System
  • Pump and System curves 
  • Hydraulic gradient
  • How do pumps work
  • USEFUL WORK AND PUMP EFFICIENCY
  • Useful work from a pump
  • Flow determination
  • Pump efficiency

 

PUMP CLASSIFICATION
 
  • Positive displacement pumps
  • Centrifugal pumps
  • Conceptual difference between centrifugal and positive displacement pumps
  • Centrifugal volute pumps
  • Types of centrifugal pumps
  • Pump impellers 1/2
  • Suction specific speed, Nss
  • Pump impellers 2/2
  • Wear bands
  • Specific speed, Ns

 

UNDERSTANDING PUMP CURVES

 

  • Pump performance curves
  • Head vs Pressure (reminder)
  • The Head-Capacity curve (H-Q curve)
  • The efficiency curve
  • The energy curve (BHp curve)
  • The pump minimum requirement curve (NPSHr curve)
  • Overview of the 4 curves
  • Pump family curves

 

UNDERSTANDING THE SYSTEM CURVE

 

  • Total dynamic head, TDH
  • Determining the static head, Hs
  • Determining the pressure head, Hp
  • Determining the friction head (Hf) and the velocity head (Hv)
  • The Hazen and Williams formula
  • The Darcy and Weisbach formula
  • The Bachus and Custodio formula
  • The dynamic system
  • Dynamic pressure
  • Resistance changes

 

NET POSITIVE SUCTION HEAD - NPSH
 

-    Introduction
-    NPSH required
-    NPSH available

 

CAVITATION
 

-    Vapor pressure
-    What cavitation is all about
-    The effect of vapor pressure on pump performance
-    Vaporization cavitation
-    Internal re-circulation
-    The vane passing syndrome
-    Air aspiration
-    Turbulence cavitation
-    Preventing cavitation

 

BEARINGS
 

-    What is a bearing ?
-    Bearing lubrication
-    Bearing failure
-    Bearing maintenance
-    Bearing seals

Course Video