ADVANCED PUMPS: CENTRIFUGAL PUMP THEORY AND APPLICATIONS

Presenter: Willem van der Westhuizen

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The applicant has 24 years’ experience in power plant critical pumps and associated equipment and mechanical engineering. Willem joined Eskom in July 1982 as a Pupil technician. Willem joined the Turbine Plant Engineering Department in Megawatt Park as…More

AIM OF THE COURSE

Β After successful completion of this course the attendees will have a better understanding of centrifugal pump fundamentals, enabling them to apply the knowledge gained in their daily work.

WHO CAN BENEFIT FROM THIS WORKSHOP

  • System engineers involved in improving reliability, plant operators, and maintenance staff.
  • Manufacturers and engineering consultants.
  • Plant performance department candidates

Course Highlights:

Introduction Diagrams

  • Simple End Suction Pump
  • Pump Cross Section
  • Parts List
  • ANSI Pump Curve Sensitivity for Pump Reliability
  • API Pump Curve Practices
Centrifugal Pump Fundamentals

  • How Centrifugal Pumps work
  • Radial Thrust
  • Axial Thrust
  • Calculating Pump Total Head
  • Typical Centrifugal Pump Performance Curves
  • Centrifugal Pump Affinity Laws
  • Calculating the power input required by the Pump
  • What is NPSH required and NPSH available
  • How to deal with unsatisfactory NPSH problems
  • Cavitation
  • What is Specific Speed – Ns or Nq
  • Typical Characteristic Curve Shapes for Centrifugal Pumps
  • Flow Control in Centrifugal Pumps

Case Studies

  • Influence of Roughness Estimate on Sytem Performance/Bloemwater
  • Inlet Conditions Leading to Problems
    • Knysna – Pump Station
    • Duvha – Condensate Extraction Pump Bearing Failures
  • Dynamic Pressure starting from Start Up
    • Case Study 1 – Ash Water Return System
    • Case Study 2 – BosloopWintershoek Water Supply Pipeline
  • Complex Vibrations Related to Boiler Feed Pump Barrel Casings – Lethabo EFB 4B
  • CPP Vibrations – Lethabo
  • LPH Drain Pumps Failure and Half Flow Pump Motor Vibrations/Koeberg
  • Ejector Water Pump Bearing Failures – Lethabo
  • Cavitation Paper
  • NPSH Calculations – Tutuka
  • Vibrations in Centrifugal Pumps
  • Vibration Guide Line
  • Allianz Handbook of Loss Prevention

Please Note:
The precise content may change on the day depending on the specific needs of the delegates.

For volume discounts and in-house rates, please contact:
Phindi Mbedzi at 2KG Training
Tell: +27 (0) 11 325 0686
Cell: +27 (0) 71 125 6188
Email:phindi@2kg.co.za

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