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Curriculum subjectElectrical Machines
| Subject |
| Subject code |
MET238 |
| Subject name |
Electrical Machines |
| Credit points |
4 ECTS |
| Grading method |
Grade prelim |
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| Curriculum subject |
| Curriculum |
2014 ET |
| Study year |
2 |
| Semester |
Fall semester |
| Subject type |
Mandatory |
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Subject loads
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| Lecture |
32 |
| Practice |
16 |
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| General description |
|---|
| The nature of electromagnetic and electromechanical processes. Conversion of electrical energy into mechanical energy and vice versa. Transformers, their working principles, main types and areas of use. Ideal transformer and transformer equivalent circuits. Types of electrical motors, construction, operating principles, characteristics, start-up and adjustment. Generators. |
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| General aim |
|---|
| The course is aimed for clarification of physical processes, which are the basis of working principles of electrical transformers and motors, as well as giving an overview of their types, construction, operations, areas of use, and technical parameters. |
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| Aim |
|---|
| The student knows the basic types of transformers and electrical machines and their operating principles. The student is able to perform mathematical calculations based on ideal transformer and through transformer equivalent circuits. The student is familiar with meanings of the parameters and is capable of selecting an appropriate transformer or electrical machine. Knows the speed and torque control options of the electrical motor and is able to run the equipment. |
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| Form description |
|---|
| Lectures, tests and laboratory works. |
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| Literature |
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1) Katsman, M. (1971). Elektrimasinad ja transformaatorid. Tallinn: Valgus.
2) Voldek, A. (1972). Elektrimasinad: Alalisvoolumasinad ja transformaatorid. Tallinn: Valgus.
3) Voldek, A. (1973). Elektrimasinad: Vahelduvvoolumasinad. Tallinn: Valgus.
4) Janson, K. (2013). Elektrimasinad. Tallinn: TTÜ Kirjastus.
5) Pyrhönen, J., Jokinen, T., Hrabovcová, V. (2008). Design of Rotating Electrical Machines. Chichester, United Kingdom: John Wiley & Sons, Ltd.
6) Hendershot, J. R., Miller, T. (2011). Design of Brushless Permanent-Magnet Motors. New York: Oxford University Press Inc. |
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| Evaluation methods |
|---|
| The course ends with a final prelim. Positively executed tests and laboratory works are the prerequisites of the prelim. The final grade will turn out from the average grades of tests and laboratory works. |
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| Current rounds |
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| None |
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