Recommended prerequisite for participation in
the module
This module is based on knowledge gained on 1st Semester of the MSc
programme in Electro-Mechanical System Design.
Content, progress and pedagogy of the
module
Learning objectives
Knowledge
- Have gained knowledge of methods for electro-mechanical energy
conversion by means of three-phase AC machines
- Have gained knowledge of the construction and the operating
principles for induction machines and for three-phase sine-wave
brushless machines
- Understand the stationary performance characteristics for such
machines
- Have a solid understanding of stationary and dynamic models of
AC machines
- Have gained a solid understanding of basic methods for speed
control of AC machines using power electronic converters
- Have gained a basic understanding of high-performance torque
control methods based on vector-control principles
- Have gained knowledge of power electronic converters for AC
drives
- Have knowledge of dynamic models of power converters
- Understand the principle of three-phase pulse-width modulation
(PWM) for three-phase systems and being able to apply PWM as part
of an AC motor control loop
Skills
- Be able to explain the operating principles for induction and
brushless machines
- Be able to apply equivalent circuit diagrams for stationary
performance analysis
- Be able to measure motor parameters using standard tests
- Be able to make dynamic models of AC machines using
space-vector models in stationary and rotating coordinates
- Be able to design and to simulate simple scalar control
techniques for AC machines based on stationary performance
characteristics
- Be able to understand field-oriented control techniques and to
apply these for high-performance AC drives
- Be able to design a pulse-width modulator using both
carrier-based and space-vector based approaches
- Being able to analyse and to model single- and three-phase
power converters taking component voltage drops and blanking
effects into account
Competences
- Have the ability to analyse, model and simulate the stationary
and dynamic characteristics for an AC motor drive based on both
induction and permanent-magnet machines
- Be able to design a complete AC motor control system using
either classical V/Hz techniques or high-performance vector-control
techniques based on field-orientation and instantaneous current
control
Type of instruction
The teaching is organized in accordance with the general form of
teaching. Please see the programme cirruculum §17.
Extent and expected workload
Since it is a 5 ECTS course module the expected workload is
150 hours for the student.
Exam
Exams
Name of exam | AC Motor Drives: Converters and Control |
Type of exam | Written or oral exam |
ECTS | 5 |
Permitted aids | Information about allowed helping aids for the examination will
be published in the description of the semester/module. |
Assessment | 7-point grading scale |
Type of grading | Internal examination |
Criteria of assessment | The criteria of assessment are stated in the Examination
Policies and Procedures |