Year
2021
Units
4.5
Contact
1 x 2-hour lecture weekly
1 x 1-hour lecture-1 weekly
1 x 1-hour tutorial weekly
6 x 3-hour laboratories per semester
Prerequisites
^ = may be enrolled concurrently
^ 1 of ENGR2861, ENGR2702
Enrolment not permitted
ENGR9761 has been successfully completed
Assumed knowledge
3 phase electrical circuit analysis, such as can be obtained in ENGR2702 Electrical Circuits and Machines.
Topic description

Practical, special and three-phase transformers theory and applications; DC machine loss measurements, windings construction, armature reaction, improvement of commutation, speed control and its dynamics; Measured and calculated parameter/performance characteristics of three-phase induction motors including the equivalent circuit and circular diagram analytical tools.

Introduction to VSDs (Variable Speed Drives) applications with an emphasis on a protection and harmonic elimination related to their selection and installation; Construction and analysis of single phase induction motor including torque/speed characteristics, principals of operation and the equivalent circuit.

Experimentally obtained synchronous machine equivalent circuit parameters related to detailed machine theory and analysis.

Overview on special machines.

Basic concepts of power generation, transmission and distribution systems.

Educational aims

This topic aims to:

  • Introduce the concepts of electrical energy systems and the processes of energy conversion
  • Study the analysis, operation and design of common electrical energy systems, such as transformers, motors, machines and driving circuitry
Expected learning outcomes
On completion of this topic you will be expected to be able to:

  1. Demonstrate an understanding of the principles of electrical energy conversion
  2. Describe the construction, principles of operation and application of common electrical energy systems like transformers and electrical machines including an overview on power generation, transmission and distribution
  3. Demonstrate an understanding of the applications, limitations and minimum standard requirements necessary for correct installations and run of power electronic devices like VSDs used in electrical energy systems