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Main menu for Browse IS/STAG
Course info
KEV / VELS
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Course description
Department/Unit / Abbreviation
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KEV
/
VELS
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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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Windings of Electric Machines
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Form of course completion
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Pre-Exam Credit
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Form of course completion
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Pre-Exam Credit
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Accredited / Credits
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Yes,
4
Cred.
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Type of completion
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Combined
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Type of completion
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Combined
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Time requirements
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Lecture
2
[Hours/Week]
Tutorial
2
[Hours/Week]
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Course credit prior to examination
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No
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Course credit prior to examination
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No
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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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NO
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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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NO
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Winter semester
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8 / -
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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 |
S|N |
Periodicity |
každý rok
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Periodicita upřesnění |
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Fundamental theoretical course |
Yes
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Fundamental course |
No
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Fundamental theoretical course |
Yes
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Evaluation scale |
S|N |
Substituted course
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None
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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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N/A
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Courses depending on this Course
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KEV/SNSES
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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 get in detail acquainted with the domain of electric machines winding design. To equip students with the knowledge necessary for individual design of winding of rotary machines and transformers. To give the information about analysis of designed winding.
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Requirements on student
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Credit: Passing the exam of electric machine windings.
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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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Activities
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Fields of study
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Guarantors and lecturers
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-
Guarantors:
Doc. Ing. Karel Hruška, Ph.D. ,
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Lecturer:
Doc. Ing. Karel Hruška, Ph.D. (100%),
Ing. Jan Laksar, Ph.D. (100%),
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Tutorial lecturer:
Doc. Ing. Karel Hruška, Ph.D. (100%),
Ing. Jan Laksar, Ph.D. (100%),
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Literature
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Basic:
Mukerji, S.K., Khan, A.S., Singh, Y.P. Electromagnetics for electrical machines. CRC Press, 2015. ISBN 978-149870915-6.
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Basic:
Kučera, J.; Hapl, J. Vinutí elektrických strojů točivých. Praha : Nakladatelství ČSAV, 1959. ISBN 621.313.045.
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Extending:
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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Extending:
Hanselman, Duane. Brushless permanent magnet motor design. 2nd ed. Cranston : The Writers' Collective, 2003. ISBN 1-932133-63-1.
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Extending:
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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Extending:
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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Extending:
Cigánek, Ladislav. Stavba elektrických strojů. 1. vyd. Praha : SNTL, 1958.
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Extending:
Bašta, Jan; Chládek, Jaroslav; Mayer, Imrich. Teorie elektrických strojů. 1. vyd. Praha : SNTL, 1968.
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Recommended:
Bianchi, N. Electrical machine analysis using finite elements. CRC Press, 2017. ISBN 978-142005787-4.
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Recommended:
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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Recommended:
Boldea, I. Synchronous generators, second edition. CRC Press, 2015. ISBN 978-149872355-8.
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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 comprehensive test (10-40)
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50
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Contact hours
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52
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Total
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102
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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: |
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 - students are expected to possess the following skills before the course commences to finish it successfully: |
to apply vector sums |
to analyze phasor diagrams |
to compare geometrical and vector sums |
to calculate the total harmonic distortion |
Competences - students are expected to possess the following competences before the course commences to finish it successfully: |
N/A |
N/A |
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Learning outcomes
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Knowledge - knowledge resulting from the course: |
to describe the principle of the design of the winding |
to properly apply the relations necessary for accomplishing the calculation |
Skills - skills resulting from the course: |
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 - competences resulting from the course: |
mgr. studium: independently solves technical problems |
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Assessment methods
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Knowledge - knowledge achieved by taking this course are verified by the following means: |
Test |
Skills - skills achieved by taking this course are verified by the following means: |
Test |
Competences - competence achieved by taking this course are verified by the following means: |
Test |
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Teaching methods
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Knowledge - the following training methods are used to achieve the required knowledge: |
Interactive lecture |
Lecture with visual aids |
Practicum |
Skills - the following training methods are used to achieve the required skills: |
Multimedia supported teaching |
Task-based study method |
Competences - the following training methods are used to achieve the required competences: |
Multimedia supported teaching |
Task-based study method |
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