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Optimal Sizing & Loading of Transformers

Dates & Locations

Overview

​In electric transmission systems, aging infrastructure forces utilities to look closer at asset utilization. This course reviews the most important issues concerning transformer load ability calculations. It also addresses new trends in transformer rating calculations.

Download Course Outline

Course Outline

Module 1 – Background on Design of Power Transformers

  • How are they designed and manufactured?
  • General types of power transformers
  • Voltage regulation

Module 2 – Criteria for Transformer Size

  • Autotransformers vs. transformers
  • Parallel connection of two units

Module 3 – Heating and Cooling of Power Transformers

  • Sources of losses
  • Types of cooling systems

Module 4 – Modeling of Different Phenomena in Power Transformers

  • Electrical phenomena
  • Mechanical phenomena

Module 5 – Modeling Issues in a Practical Computer Implementation

  • Core and shell type transformers
  • Voltage regulation
  • Partial cooling
  • Verification

Module 6 – Example of the Computer Program Application

  • Standalone (off-line) version of the Dynamic Transformer Rating (DTR) program
  • On-line version (incorporated in the Network Management System-NMS)
  • What are the limits defined?
  • How to interpret the results?
  • Other programs on the market​

Who Should Attend

This course is designed for:
  • Engineers who design and operate transmission systems
  • Power cable engineers

Key Benefits

Gain an understanding of:

  • Power transformer sizing and load ability
  • Application of the standalone version of the DTR program
  • Interpretation of DTR results in the NMS​

Instructors

  • George Anders Ph.D


    George is a Principal Engineer/Scientist at Kinectrics and is a Fellow of the IEEE. 

    Dr. Anders has over 30 years experience solving electric power system problems, developing power cable calculation methods and applying advanced techniques in power system analysis. He is the author of “Probability Concepts In Electric Power Systems”.

Contact Training


Training Locations

  • Toronto

    800 Kipling Ave., Unit 2
    Toronto, Ontario, M8Z 5G5

    Map


    416-207-6000

    416-207-6532


  • Cincinnati

    7251 E. Kemper Road,
    Cincinnati, Ohio, 45249

    Map


    513-247-9039



Module 6 – Example of the Computer Program Application

  • Standalone (off-line) version of the Dynamic Transformer Rating (DTR) program
  • On-line version (incorporated in the Network Management System-NMS)
  • What are the limits defined?
  • How to interpret the results?
  • Other programs on the market

Module 5 – Modeling Issues in a Practical Computer Implementation

  • Core and shell type transformers
  • Voltage regulation
  • Partial cooling
  • Verification

Module 4 – Modeling of Different Phenomena in Power Transformers

  • Electrical phenomena
  • Mechanical phenomena

Module 3 – Heating and Cooling of Power Transformers

  • Sources of losses
  • Types of cooling systems

Module 2 – Criteria for Transformer Size

  • Autotransformers vs. transformers
  • Parallel connection of two units

Module 1 – Background on Design of Power Transformers

  • How are they designed and manufactured?
  • General types of power transformers
  • Voltage regulation