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Lecturer(s)
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Křen Vladimír, doc. Ing. Ph.D.
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Sála Aleš, Ing. Ph.D.
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Course content
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1 The introduction into systematics of rotary electric machine windings. 2 DC windings: winding pitches, saw schema, star of slots, voltage polygon, constructional solution. 3 One- and multiple-layered DC windings. 4 Equipotential connections of 1st and 2nd grade, trms of usability. 5 Equalizing windings. 6 AC windings: design by cutting DC windings, Tingley's schema, winding factors, Görges' polygon, differential leakage flux coefficient. 7 Magnetomotive force time and space dependency. 8 AC windings with integer amount of slots per pole and phase. 9 AC windings with fractional amount of slots per pole and phase. 10 Single-layer AC windings. 11 Tooth windings. 12 Transformer windings connections. 13 Closing exam.
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Learning activities and teaching methods
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Laboratory work, Lecture
- Contact hours
- 52 hours per semester
- Preparation for comprehensive test (10-40)
- 50 hours per semester
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| prerequisite |
|---|
| Knowledge |
|---|
| to describe Lenz's, Faraday's and Hopkinson's laws |
| to describe the principle of multiphase power supply |
| to describe the principle of Fourier series |
| Skills |
|---|
| to apply vector sums |
| to analyze phasor diagrams |
| to compare geometrical and vector sums |
| to calculate the total harmonic distortion |
| Competences |
|---|
| N/A |
| N/A |
| learning outcomes |
|---|
| Knowledge |
|---|
| to describe the principle of the design of the winding |
| to properly apply the relations necessary for accomplishing the calculation |
| Skills |
|---|
| to design and to analyze DC machine armature winding |
| to design equipotential connections of 1st and 2nd degree |
| to design and to analyze AC machine armature winding |
| to perform an analysis of magnetomotive force of AC machines winding |
| to design a transformer winding connection for requested phase angle |
| Competences |
|---|
| mgr. studium: independently solves technical problems |
| teaching methods |
|---|
| Knowledge |
|---|
| Interactive lecture |
| Lecture with visual aids |
| Practicum |
| Skills |
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| Multimedia supported teaching |
| Task-based study method |
| Competences |
|---|
| Multimedia supported teaching |
| Task-based study method |
| assessment methods |
|---|
| Knowledge |
|---|
| Test |
| Skills |
|---|
| Test |
| Competences |
|---|
| Test |
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Recommended literature
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Bašta, Jan; Chládek, Jaroslav; Mayer, Imrich. Teorie elektrických strojů. 1. vyd. Praha : SNTL, 1968.
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Bianchi, N. Electrical machine analysis using finite elements. CRC Press, 2017. ISBN 978-142005787-4.
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Boguslawsky, I., Korovkin, N., Hayakawa, M. Large A.C. Machines: Theory and investigation methods of currents and losses in stator and rotor meshes including operation with nonlinear loads. Springer Japan, 2016. ISBN 978-443156475-1.
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Boldea, I. Synchronous generators, second edition. CRC Press, 2015. ISBN 978-149872355-8.
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Cigánek, Ladislav. Stavba elektrických strojů. 1. vyd. Praha : SNTL, 1958.
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Hanselman, Duane. Brushless permanent magnet motor design. 2nd ed. Cranston : The Writers' Collective, 2003. ISBN 1-932133-63-1.
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Hendershot, J. R.; Miller, T. J. E. Design of brushless permanent-magnet motors. Hillsboro : Magna Physics Publishing, 1994. ISBN 978-1-881855-03-3.
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Kučera, J.; Hapl, J. Vinutí elektrických strojů točivých. Praha : Nakladatelství ČSAV, 1959. ISBN 621.313.045.
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Marius Rosu, et. al. Multiphysics Simulation by Design for Electrical Machines, Power Electronics and Drives. Piscataway, USA, 2018. ISBN 978-1-119-10344-8.
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Mukerji, S.K., Khan, A.S., Singh, Y.P. Electromagnetics for electrical machines. CRC Press, 2015. ISBN 978-149870915-6.
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Müller, Germar; Vogt, Karl; Ponick, Bernd. Berechnung elektrischer Maschinen. 6., völlig neu bearb. Aufl. Weinheim : Wiley-VCH, 2008. ISBN 978-3-527-40525-1.
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