Electrical Training: Alternators

Alternator Training

The Leroy Somer EPG Course is conducted over three days at Vert Energy Groups premises.

The course seeks to give the learner a comprehensive understanding of alternators used in electric power generation combining theoretical insight with practical application. Listed below as an overview of the topics covered in this course.

 

Course Overview

Click on the tabs below to Discover the three days Theory

I Generator Theory 101

  • Electrical Fundamentals
  • Types of Power and Power Factor
  • Arrangement of Alternator 
  • Excitation methods 
  • Rectifiers
  • Armature construction
  • Form-wound vs. Random-wound Stator Coils 
  • RTD's
  • Space heaters
  • Field construction

I Generator Theory 201

  • Generator output
  • Generator pitch 
  • Harmonics
  • Circulating currents when paralleling
  • Reactances and time constants
  • Thermal damage curve
  • Detriment curve

I Mechanical Theory

  •  Enclosures and protection codes 
  • Coupling and shaft designs
  • Marine designs
  • Bearing types
  • Oil coolers

I Controls

  • Protective
  • Lighting arrestors, surge capacitors
  • Parallel operation protection
  • Voltage regulators

I Options and Certifications

  • Optional items
  • Hazardous certifications
  • Marine certifications

I Sizing and Testing

  • Voltage ratings
  • Temperature rise and insulation class 
  • Oversizing
  • Derating
  • Types of loads
  • Standard and special tests
  • Efficiency and Losses

I Aftermarket product support and Generator maintenance

  • Trouble shooting
  • Maintenance schedules
  • Failure modes

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