Basics of Electric Drives

Structure Type: Course
Code: ISTA0702
Type: Compulsory
Level: Bachelor
Credits: 3.0 points
Responsible Teacher: Verkkonen, Vesa
Teacher Team: Jokinen, Kari ; Verkkonen, Vesa
Language of Instruction: Finnish

Course Implementations, Planned Year of Study and Semester

Curriculum  Semester  Credits  Start of Semester  End of Semester
I-ST-2010   2 spring   3.0   2012-01-09   2012-06-18  
I-ST-2011   2 spring   3.0   2013-01-05   2013-06-18  
I-ST-2012   2 spring   3.0        
I-ST-2013   2 spring   3.0        
ST-2014   2 spring   3.0        
ST-2015   2 spring   3.0        

Learning Outcomes

The student will be familiar with the DC and asynchronous machines, their operation and driving properties. The student has skills to rate motors for various applications using equivalent circuits.

Student's Workload

Total work load of the course: 80 h
- of which scheduled studies: 42 h
- of which autonomous studies: 38 h

Prerequisites / Recommended Optional Courses

DC circuits, AC circuits, Calculation Methods of Circuits


Magnetic circuits of electric machines, DC machines, structure, characteristics and operating values of asynchronous machines. Determining of equivalent circuit and studying the operation using equivalent circuits.

Recommended or Required Reading

Vesa Verkkonen: Sähkömoottorikäytöt opetusmonisteet, osa 1 Sähkökoneiden perusteita ja Tasasähkökoneet, 77 s, osa 2 Epätahtikoneet, 105 s. (handouts)

Mode of Delivery / Planned Learning Activities and Teaching Methods

Lectures, compulsory PC exercises, home assignments and compulsory laboratory exercises

Assessment Criteria

5: The student is able to utilise the knowledge learnt during the study unit independently and combine the knowledge with previously learnt in various contexts
3: The student is able to utilise the knowledge learnt during the study unit independently.
1: The student is able, with guidance, to utilise the knowledge learnt during the study unit.

Assessment Methods

Exam, completed PC exercises , home assignments and laboratory exercises