| Course Unit Code | 430-4105/01 |
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| Number of ECTS Credits Allocated | 6 ECTS credits |
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| Type of Course Unit * | Compulsory |
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| Level of Course Unit * | Second Cycle |
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| Year of Study * | First Year |
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| Semester when the Course Unit is delivered | Summer Semester |
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| Mode of Delivery | Face-to-face |
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| Language of Instruction | Czech |
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| Prerequisites and Co-Requisites | Course succeeds to compulsory courses of previous semester |
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| Name of Lecturer(s) | Personal ID | Name |
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| SLA10 | Ing. Václav Sládeček, Ph.D. |
| STE37 | Ing. Libor Štěpanec, Ph.D. |
| KUH37 | doc. Ing. Martin Kuchař, Ph.D. |
| Summary |
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Subject deals with characteristics of DC and AC controlled electrical drives in more detail inc. basic methods for their design.
The subject deepens the knowledge of controlled electrical drives I.
The content of this subject is based on the knowledge of the controlled electrical drives I, electronics, mechatronics systems, technical means for control of electrical drives, power semiconductor systems and cybernetics.
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| Learning Outcomes of the Course Unit |
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The main aim of the subject is to obtain deeper theoretical knowledge of the area of controlled electrical drives and practial skills with their applications.
The obtained information creates the knowledge base of electrical engineer, especially if his topic is aimed in area of controlled electrical drives application.
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| Course Contents |
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Lectures:
Demands for Electrical Controlled Drives (ECD). Frequency and transient characteristics of basic ECD components – system.
Frequency and transient characteristics of basic ECD components – controllers.
Quality of control. Analysis and synthesis methods of ECD. Stability solution of Controlled Drives. Standard form transfers methods – OM and SO.
Phase margin method for static and astatic systems.
State space control of Electrical Drives.
DC controlled drives. Mathematic model of separately excited DC motor, thyristor controlled rectifier and DC/DC converter.
Current control of DC Electrical Drives with separately excited DC motor.
Speed control of DC Electrical Drives with separately excited DC motor.
Position control of Electrical Drives.
AC controlled drives with induction motors. Scalar control of induction motor drives. Mathematic model of induction motor. Controlledd drives with synchronous motors.
Vector control of induction and synchronous motor drives. Analysis and synthesis of control circuits.
Evaluation methods of complex vector of induction motor flux. Starting of induction motor, AC voltage converter, softstart.
Dimensioning of drives (motors and convertors) at speed control.
Drives with stepping motors. Control of stepping motors drives. Static and dynamic characteristics of drives with the stepping motors.
Solution of multimotor drives with stiff and flexible binding. Angular synchronization.
Exercises:
The safety for working in laboratories, the content of exercises, conditions for credits.
Solving examples of the topics listed in lectures.
Laboratories:
Drive with induction motor supplied by AC voltage controlled converter
Drive with stepping motor
Experimental diagnostic of AC drive of technological stand
Projects:
Results of laboratory work processing. (7 hours)
Dimensioning of the drive with the induction motor and frequency converter with voltage inverter. (7 hours) |
| Recommended or Required Reading |
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| Required Reading: |
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| BOLDEA, I.-NASAR, S. A.: Electric Drives. Third Edition, CRC Press, 2016. ISBN 978-1-4987-4820-9. |
Brandštetter, P., Neborák, I., Sládeček, V.: Elektrické regulované pohony II. Učební texty pro kombinované a distanční studium. VŠB-TU Ostrava 2017.
JAVŮREK, J.: Regulace moderních elektrických pohonů. GRADA PUBLISHING, a.s., Praha, 2003, 264 stran. ISBN 80-247-0507-9.
ZEMAN, K. – PEROUTKA, Z. – JANDA, M.: Automatická regulace pohonů s asynchronními motory. Západočeská univerzita v Plzni, 2007, 204 stran, ISBN 978-80-7043-350-8.
Leonhard, W.: Control of Electrical Drives. Springer-Verlag Berlin Heidelberg New York, ISBN 3-540-59380-2, 1997. |
| Recommended Reading: |
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Novotny, D. W. - Lipo, T. A.: Vector control and dynamics of AC drives. Clarendon Press, ISBN 0-19-856439-2, 1996.
Takashi, K., - Sugaware, A.: Stepping motors and their microprocessor Controls. Oxford science publications, 1994.
ZBORAY, L. – BALARA, L.: State and Robust Control of Electrical Drives. Technical University of Košice, 2001. ISBN 80-89061-16-8. |
Flajtingr, J. - Kule, L.: Elektrické pohony se střídavými motory a polovodičovými měniči. ZČU Plzeň, 2002
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| Planned learning activities and teaching methods |
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| Lectures, Tutorials, Experimental work in labs, Project work |
| Assesment methods and criteria |
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| Task Title | Task Type | Maximum Number of Points
(Act. for Subtasks) | Minimum Number of Points for Task Passing |
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| Exercises evaluation and Examination | Credit and Examination | 100 (100) | 51 |
| Exercises evaluation | Credit | 40 (40) | 20 |
| Test 1 | Written test | 10 | 5 |
| Test 2 | Written test | 10 | 5 |
| Laboratorní úlohy | Laboratory work | 10 | 5 |
| Projekt | Project | 10 | 5 |
| Examination | Examination | 60 (60) | 20 |
| Písemná zkouška | Written examination | 30 | 10 |
| Ústní zkouška | Oral examination | 30 | 10 |