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Course info
KEV / TES1
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Course description
Department/Unit / Abbreviation
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KEV
/
TES1
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Academic Year
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2023/2024
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Academic Year
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2023/2024
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Title
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Theory of Electric Machines 1
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Form of course completion
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Exam
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Form of course completion
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Exam
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Accredited / Credits
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Yes,
6
Cred.
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Type of completion
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Oral
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Type of completion
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Oral
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Time requirements
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Lecture
3
[Hours/Week]
Tutorial
2
[Hours/Week]
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Course credit prior to examination
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Yes
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Course credit prior to examination
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Yes
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Automatic acceptance of credit before examination
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Yes in the case of a previous evaluation 4 nebo nic.
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Included in study average
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YES
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Language of instruction
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Czech, English
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Occ/max
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Automatic acceptance of credit before examination
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Yes in the case of a previous evaluation 4 nebo nic.
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Summer semester
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0 / -
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0 / -
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0 / -
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Included in study average
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YES
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Winter semester
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0 / -
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0 / -
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0 / -
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Repeated registration
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NO
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Repeated registration
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NO
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Timetable
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Yes
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Semester taught
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Winter semester
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Semester taught
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Winter semester
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Minimum (B + C) students
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10
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Optional course |
Yes
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Optional course
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Yes
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Language of instruction
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Czech, English
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Internship duration
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0
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No. of hours of on-premise lessons |
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Evaluation scale |
1|2|3|4 |
Periodicity |
každý rok
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Evaluation scale for credit before examination |
S|N |
Periodicita upřesnění |
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Fundamental theoretical course |
No
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Fundamental course |
No
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Fundamental theoretical course |
No
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Evaluation scale |
1|2|3|4 |
Evaluation scale for credit before examination |
S|N |
Substituted course
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KES/TES1
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Preclusive courses
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N/A
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Prerequisite courses
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N/A
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Informally recommended courses
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KEV/ES and KTE/TEMP and KEV/RT
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Courses depending on this Course
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N/A
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Histogram of students' grades over the years:
Graphic PNG
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XLS
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Course objectives:
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To equip the students with the additional knowledge of mathematical relations, with the continuing of course KEV/ES. To give the information for the understanding of derivation of the torque characteristic of the synchronous machine with salient poles. To make the students acquainted with basics practical examples is the content of the course KEV/SMS.
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Requirements on student
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The all laboratory sessions are obligatory. The students have to process the reports. The exam is the combination - written and oral part.
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Content
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Content of lectures: 1. The number of transformer turns design. Equivalent circuit parameters calculation, p.u. magnitudes 2. Voltage drop on the transformer. Efficiency of the transformer. Parallel connection of the transformers. 3. Sudden short circuit. Switch on of the transformer. 4. Magnetizing current. Autotransformers. The winding of the DC machines. 5. Terminology. The phasor star and voltage polygon. 6. 3phase winding, the winding steps. 7. The asynchronous machine ? voltage, current and impedance ration. Equivalent circuit. Energy during the star-up. Synchronous machine ? equivalent circuit. 8. No load test and short circuit test, reactances. Conversion ratio. The phasor diagram. The overloading. 9. The synchronizing torque. The machine at a ngrid, power control. Self-operated synchronous generator. 10. Component d-q. Torque and power of a machine. Self and mutual inductances. 11. Induced voltage and torque of DC machines. The speed control 12. The power losses and efficiency of the machine, the field. 13. The commutation diagram, the brushes position. Geometric sizes and power.
Laboratory classes: 1. Introduction 2. Transformer. Resistivity measurement, no-load test, voltage ratio 3. Transformer. Determination of parameters of equivalent circuit 4. Asynchronous machine. Resistivity measurement, no-load test 5. Asynchronous machine. Short circuit test, voltage ratio 6. Asynchronous machine. Circle diagram, Determination of parameters of equivalent circuit 7. Synchronous machine. no-load test, short circuit test 8. Synchronous machine. Reactance measurement 9. Synchronous machine. Connection to the network, loading test 10. Synchronous machine. Voltage ration determination, overloading coefficient, phasor diagram on scale 11. DC machine. Loading test of the dynamo 12. DC machine. Loading test od the motor 13. Conclusion, check reports
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Activities
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Fields of study
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Guarantors and lecturers
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Guarantors:
Doc. Ing. Bohumil Skala, Ph.D. (100%),
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Lecturer:
Doc. Ing. Bohumil Skala, Ph.D. (100%),
Ing. Jan Šobra, Ph.D. (100%),
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Tutorial lecturer:
Ing. Radek Čermák (100%),
Ing. Jiří Dražan (100%),
Ing. Zdeněk Frank (100%),
Ing. Bohumír Hána (100%),
Ing. Lucie Horníková (100%),
Doc. Ing. Karel Hruška, Ph.D. (100%),
Doc. Ing. Vladimír Kindl, Ph.D. (100%),
Ing. Jan Laksar, Ph.D. (100%),
Ing. Lukáš Nekolný (100%),
Doc. Ing. Roman Pechánek, Ph.D. (100%),
Ing. Martin Skalický (100%),
Ing. Lukáš Sobotka (100%),
Ing. Pavel Světlík (100%),
Ing. Jan Šobra, Ph.D. (100%),
Ing. Lukáš Veg, Ph.D. (100%),
Ing. Martin Vlasák (100%),
Ing. Martin Zeman (100%),
Ing. Filip Zrubecký (100%),
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Literature
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Basic:
Hanselman, Duane. Brushless permanent magnet motor design. 2nd ed. Cranston : The Writers' Collective, 2003. ISBN 1-932133-63-1.
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Basic:
Hruškovič, Ladislav. Elektrické stroje. 1. vyd. Bratislava : Slovenská technická univerzita, 1999. ISBN 80-227-1249-3.
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Basic:
Bartoš, Václav. Elektrické stroje. 1. vyd. V Plzni : Západočeská univerzita, 2006. ISBN 80-7043-444-9.
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Basic:
Petrov, Georgij N. Elektrické stroje 1 : úvod-transformátory. Vyd. 1. Praha : Academia, 1980.
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Basic:
Měřička, Jiří; Zoubek, Zdeněk. Obecná teorie elektrického stroje. 1. vyd. Praha : SNTL, 1973.
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Basic:
Bartoš, Václav. Teorie elektrických strojů. 1. vyd. Plzeň : Západočeská univerzita, 2006. ISBN 80-7043-509-7.
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Basic:
Bašta, Jan; Chládek, Jaroslav; Mayer, Imrich. Teorie elektrických strojů. 1. vyd. Praha : SNTL, 1968.
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Extending:
Hrabovcová, Valéria. Moderné elektrické stroje. 1. vyd. Žilina : Žilinská univerzita, 2001. ISBN 80-7100-809-5.
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Extending:
Acarnley, Paul. Stepping motors : a guide to theory and practice. London : Institution of Electrical Engineers, 2003. ISBN 0-85296-029-8.
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Recommended:
Elektrické stroje.
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Recommended:
KOVACS, K., P. Transient Phenomena in Electrical Machines. Budapest, 1984.
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On-line library catalogues
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Time requirements
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All forms of study
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Activities
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Time requirements for activity [h]
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Preparation for an examination (30-60)
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60
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Preparation for laboratory testing; outcome analysis (1-8)
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31
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Practical training (number of hours)
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26
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Contact hours
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39
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Total
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156
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Prerequisites
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Knowledge - students are expected to possess the following knowledge before the course commences to finish it successfully: |
No particular prerequisites specified. |
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Learning outcomes
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Knowledge - knowledge resulting from the course: |
After pass out this subject student is able to break down the behavior electrical machines under different operation modes, to discover failure conditions, to select suitable mathematical method for computation. To analyze influence of the semiconductor feeding on operate characteristics. Student is able to prepare and to carry out experimental measurement on electrical machines. |
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Assessment methods
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Knowledge - knowledge achieved by taking this course are verified by the following means: |
Oral exam |
Skills demonstration during practicum |
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Teaching methods
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Knowledge - the following training methods are used to achieve the required knowledge: |
Lecture |
Laboratory work |
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