ICTD International Centre for Training and Development

Fans and Blowers : Performance, Measurements & Maintenance

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About the course

The course is devoted to design features, efficiencies, operating characteristics, reliability and maintenance implications of fans and Blower. Topics include terminology, component operation, and testing and repair of. Upon completion, students should be able to assess manufacturer Specifications, and test instruments to determine proper system operation.

## Course Objectives

Upon successful completion of this course, the delegates will be able to:

  • Gain a thorough understanding of the various fans and blowers configurations available to virtually every industrial user
  • Identify mechanical designs of fans and blowers and the basic performance parameters
  • Differentiate between preventive and predictive maintenance techniques
  • Operate and employ performance testing
  • Carryout troubleshooting during operation

Course Outline

Day 1

Introduction to Fans and Blowers Types

  • Centrifugal
  • Axial
  • Mixed Flow
  • Ranges of Application and Limitations

Mechanical Design of Fans and Blowers

  • Rotors
  • Balancing
  • Rotor Dynamics
  • Impellers
  • Casings
  • Bearings
  • Seals
  • Couplings
  • Controls

Day 2

Basic Performance Parameters

  • Thermodynamics
  • Capacity
  • Power
  • Efficiencies
  • Gas properties

Day 3

Predictive vs. Preventive Maintenance Techniques

  • Determination of Which Method to Use
  • Reliability Impact on Plants
  • Definition of Maintenance & Reliability
  • General Issue affecting Maintenance & Reliability

Day 4

Operation and Performance Testing

  • Start-up & mechanical field tests
  • Piping
  • Instrumentation
  • Calculation procedure & sample calculations

Day 5


  • Basic Bearing repairs
  • Motor-Fan Alignment
  • Vibration and Noise
  • Cleaning axial & centrifugal fans
  • Inspection of fans and blowers
  • Maintenance check list & trouble shooting guide
  • Case Study

Course Methodology

A variety of methodologies will be used during the course that includes:

  • (30%) Based on Case Studies
  • (30%) Techniques
  • (30%) Role Play
  • (10%) Concepts
  • Pre-test and Post-test
  • Variety of Learning Methods
  • Lectures
  • Case Studies and Self Questionaires
  • Group Work
  • Discussion
  • Presentation

Who should attend

This application and component course is intended to be of direct use by persons in staff (senior technicians, operators, supervisors, superintendents) and corporate engineering.

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