AC Drives (3 cr)
Code: ELA18SS02-3004
General information
Enrollment
15.11.2021 - 07.03.2022
Timing
07.03.2022 - 01.05.2022
Number of ECTS credits allocated
3 op
Mode of delivery
Contact teaching
Unit
Faculty of Technology and Seafaring
Campus
Vasa, Wolffskavägen 33
Teaching languages
- Svenska
Degree programmes
- Degree Programme in Electrical Engineering and Automation
Teachers
- Henrik Järveläinen
Teacher in charge
Ronnie Sundsten
Scheduling groups
- ELA19-V-K (Size: 35. Open UAS: 0.)
- ET21 (Size: 35. Open UAS: 0.)
Groups
-
ELA19D-VEl- och automationsteknik, h19, dagstudier
-
ET21S-VEnergy Technology, 2021
Small groups
- ELA19-V-K
- ET21
Objective
To provide a basic knowledge of operating principles, commissioning and use of frequency converters.
Content
- AC motor
- the frequency converter
- motor control
- commissioning / use of frequency converter
Evaluation scale
H-5
Assessment criteria, satisfactory (1)
Can describe different ways of converting DC voltage to AC voltage.
Know about different functional principles.
Know the advantages and disadvantages of using frequency converters.
Assessment criteria, good (3)
Can describe how to control the size of the AC voltage.
Can describe the function at different load requirements.
Can explain the advantages and disadvantages of using electrical connections.
Assessment criteria, excellent (5)
Can explain the operation of the control circuits and make calculations at specific loads.
Master the calculations of losses when using frequency converters.
Can describe the appearance of harmonics and what this entails and can describe and calculate filter circuits.
Qualifications
Power Electronics