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Course info
KEV / MZS
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Course description
Department/Unit / Abbreviation
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KEV
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MZS
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Academic Year
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2024/2025
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Academic Year
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2024/2025
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Title
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Measurement and testing of el. machines
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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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Long Title
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Measurement and testing of electric machines
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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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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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12 / -
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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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Summer semester
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Semester taught
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Summer 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 |
Yes
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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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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/SNAVS, KEV/SNTES
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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 knowledge of principles of testing methods and with the equipment of the test room, with principles of the planning of experiments and monitoring of the operation of the classical rotary machines. To give the examples of simple experiments, data mining, measurement and experiment control thanks to PC. Type test, warm up test, ventilation measurement.
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Requirements on student
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Acquiring the credit: Presence at all the classes, submitting correctly processed reports. To apply the knowledges, design the machine connection, realize the connection, put given connection into operation under laboratory conditions
Examination: written and oral form. To prove the knowledges of the topics presented. To be able to apply the mathematical relations to concrete examples. To analyze a specific connection of the electrical circuit and take a decision about its applicability for a given purpose.
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Content
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Lectures
1
Type test of induction machine
2
Methods and instruments
3
Non-electrical magnitudes measurement, sensors, transducers for temperature, pressure, airflow
4
Project, measurement preparation
5
Electric and magnetic magnitude measurement
6
Insulation measurement
7
Cooling of machines, load test, warm up test
8
Vibration, rotor balancing
9
Noise and vibration measuremen
10
Loading methods of electrical machines
11
Testing of AC rotary machines
12
Transformers and choke tests
13
Revision measurement, earth current
Laboratory classes
1
safety rules, credit condition, Instruments errors calculation,
2
Measurement of hysteresis losses of rotor índuction machine
3
Connection of induction machines (reversing, run-up, star-delta switching, contactors
4
Loading of induction machine via dynamometer
5
Effeciency measurement by direct and undirect method
6
Voltage shape of synchronous generator
7
Power measurement in three wires network
8
Induction machine as self operated generator
9
Moment of inertia calculation
10
Moment of inertia measurement
11
Star delta switching with a delay
12
Induction machine description
13
Induction machine faults, credit
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Activities
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Fields of study
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Studentům je k dispozici elektronická verze skript, otázky s řešením pro kontrolu pochopení problematiky a další elektronické opory na COURSEWARE.
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Guarantors and lecturers
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Literature
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Extending:
Juha Pyrhönen, Tapani Jokinen, Valéria Hrabovcová. Design of rotating electrical machines. Chichester, 2014. ISBN 978-1-118-58157-5.
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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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Recommended:
BARTOŠ, V. Elektrické stroje. skripta ZČU v Plzni, 2000.
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Recommended:
Skala, Bohumil. Měření a zkoušení elektrických zařízení : využití počítače pro řízení experimentů a sběr dat. Vydání: 2., upravené. 2015. ISBN 978-80-261-0546-6.
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Recommended:
Bartoš, Václav; Skala, Bohumil. Měření na elektrických strojích. 1. vyd. Plzeň : Západočeská univerzita, 2002. ISBN 80-7082-896-X.
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On-line library catalogues
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Time requirements
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Full-time form of study
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Activities
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Time requirements for activity [h]
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Practical training (number of hours)
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26
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Preparation for laboratory testing; outcome analysis (1-8)
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20
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Contact hours
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26
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Preparation for an examination (30-60)
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40
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Total
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112
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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: |
describe the principles of electrical resistance, voltage and current measurement |
explains the marking of electrotechnical quantities and their physical units |
describes the principle of operation of transformers and rotating machines |
Skills - students are expected to possess the following skills before the course commences to finish it successfully: |
Draw up a equivalent circuit of transformers and rotating machines |
Shows the phase diagram of the transformer and rotating machines |
applies torque equations and machine characteristics |
Competences - students are expected to possess the following competences before the course commences to finish it successfully: |
N/A |
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Learning outcomes
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Knowledge - knowledge resulting from the course: |
explain the principles of operation of special transformers and chokes |
explains the principle of the activity of special rotary machines, machines with permanent magnets and reluctance machines |
Applies the relationships needed to calculate the solution |
suggests the machines connection of load test machines |
Skills - skills resulting from the course: |
apply the knowledge of the measurement in DC current circuits and perform the analysis of the electrical drive, summarize the requirements posed on it |
sketch out the scheme of a given existing connection of an electrical machine and perform the analysis of the electrical drive, summarizing the requirements placed upon it |
Performs a warming test of the transformer and the asynchronous motor |
Competences - competences resulting from the course: |
N/A |
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Assessment methods
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Knowledge - knowledge achieved by taking this course are verified by the following means: |
Combined exam |
Skills - skills achieved by taking this course are verified by the following means: |
Skills demonstration during practicum |
Competences - competence achieved by taking this course are verified by the following means: |
Individual presentation at a seminar |
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Teaching methods
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Knowledge - the following training methods are used to achieve the required knowledge: |
Lecture |
Skills - the following training methods are used to achieve the required skills: |
Laboratory work |
Practicum |
Competences - the following training methods are used to achieve the required competences: |
Students' portfolio |
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