Electrical Drives
| Structure Type: | Study unit |
|---|---|
| Code: | ISA0501 |
| Type: | Compulsory / Professional Studies |
| Curriculum: | I-ST 2008 |
| Level: | Bachelor of Engineering |
| Year of Study: | 3 (2010-2011) |
| Credits: | 5 cr |
| Responsible Teacher: | Verkkonen, Vesa |
| Language of Instruction: | Finnish |
Courses During the Academic Year 2010-2011
| Impl. | Group(s) | Study Time | Teacher(s) | Language | Enrolment |
|---|---|---|---|---|---|
| 5 | I-ST-3N | 2010-08-30 – 2010-12-18 | Vesa Verkkonen | Finnish | 2010-08-20 – 2010-09-05 |
| 6 | I-ST-3V | 2011-01-03 – 2011-04-30 | Vesa Verkkonen | Finnish | 2010-12-07 – 2011-01-09 |
Still need to take the course? See the courses during the academic year 2018-2019.
Learning Outcomes
The student will be familiar with the most important electric machines, their operation and driving properties. The student has skills to rate motors for a constant use. Motor drives are dealt with as a whole, from supply devices and cables to motor. The student learns to use manufacturers' table values when selecting a motor for use.
Student's Workload
Total work load of the course: 135 h
- of which scheduled studies: 68 h
- of which autonomous studies: 67 h
The assessment of student’s own learning 1 h is included in contact lessons.
Prerequisites / Recommended Optional Courses
DC circuits, AC circuits, Calculation Methods of Circuits
Contents
Magnetic circuits of electric machines, DC machines, synchronous and asynchronous machines, most common mini motors, their structure, driving properties and operating characteristics. The mechanical power needed in different drives. Name plate, standard and structure characteristic values. Rating of the motor based on torque, temperature rise, and starting time. Selecting the conventional motor supply consisting of fuses, thermal relays, contactors and cables.
Recommended or Required Reading and Other Learning Resources/Tools
Vesa Verkkonen: Sähkömoottorikäytöt opetusmonisteet, osa 1 Sähkökoneiden perusteita ja Tasasähkökoneet, 77 s, osa 2 Epätahtikoneet, 105 s., osa 3 Tahtikoneet, 62 s, osa 4 Moottorien valinta, 72 s. (handouts)
Mode of Delivery / Planned Learning Activities and Teaching Methods
Lectures, compulsory PC exercises, home assignments and compulsory laboratory exercises
Assessment Criteria
1: The student is able, with guidance, to utilise the knowledge learnt during the study unit.
3: The student is able to utilise the knowledge learnt during the study unit independently.
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
Assessment Methods
Exam, completed PC exercises , home assignments and laboratory exercises