Study Guide

Objectives

The student knows
• purposes of transformers and their importance in electrical energy systems
• selection and dimensioning criteria for transformers and key requirements for their maintenance
• modeling the operation of the transformer

The student can
• structures of three-phase transformers, as well as electrical and electromechanical operating principles and basic characteristics
• computationally process transformers' equivalent circuits and computationally model transformers' static usage situations

Content

Operation and applications of power transformers and measuring transformers in electrical energy systems.

Structures, operating principles, characteristics, usability, protections and maintenance of transformers, as well as counterpart circuits that model the operation of transformers.

Assessment criteria, satisfactory (1-2)

The student knows the structures of transformers and knows their operating principles and basic characteristics. The student can calculate the equivalent circuit of a three-phase transformer.

The student identifies the applications of transformers in industry and electricity supply systems.

Assessment criteria, good (3-4)

The student knows the structures of transformers and knows their operating principles and basic characteristics. The student can calculate the equivalent circuit of a three-phase transformer and understand its meaning.

The student knows the selection and dimensioning criteria of transformers, and recognizes the applications of transformers in industry and electricity supply systems.

Assessment criteria, excellent (5)

The student knows the structures of transformers and knows their operating principles and basic characteristics. The student can calculate the equivalent circuit of a three-phase transformer and use it in various practical dimensioning and selection situations.

The student knows how to select and dimension transformers for various applications of electrical energy systems.