420-4019/01 – Electromagnetic Compatibility of Power Systems (EK)
| Gurantor department | Department of Electrical Engineering | Credits | 6 |
| Subject guarantor | doc. Ing. Stanislav Kocman, Ph.D. | Subject version guarantor | doc. Ing. Stanislav Kocman, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Optional |
| Year | 1 | Semester | summer |
| | Study language | Czech |
| Year of introduction | 2016/2017 | Year of cancellation | 2022/2023 |
| Intended for the faculties | FEI | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
To inform students about electromagnetic disturbance and with possible ways of its elimination.
After subject graduation the student will be able to identify, outline and decode disturbing influences in electrical networks and to interprete measured results in relation to valid standards and rules including of solving finding for disturbance elimination and their comparing.
Teaching methods
Lectures
Tutorials
Experimental work in labs
Project work
Summary
Student will be informed about special terminology and basic definitions and with kinds of disturbances. Rules and standards of EMC are also included into subject contents and also possible ways of active and passive elimination of disturbances.
Compulsory literature:
Subject syllabus on web sites of K 420: http//fei.vsb.cz/kat420
Wakileh, G.J.: Power Systems Harmonics.
Recommended literature:
Fuchs, E.F., Masoum, M.A.S.: Power Quality in Power Systems and Electrical Machines.
Additional study materials
Way of continuous check of knowledge in the course of semester
Reports from each measurement processed on the base of measured values from these measurements and their subsequent processing, completing and assessing (max. 15 points).
Continuous verifying of student knowledge in the numerical exercises in a form of debate and inquiries to achieve student active participations in study process. Identify, deduce and search of problem solving and their interpretation by students.
Test from numerical exercises, eventually from chosen theoretical circuits (max. 15 points).
Term project on a given theme on the basis of selection, investigation, ordering and final compilation of facts and their processing into final form of given theme (max. 10 points).
Examination: Written and oral
E-learning
Other requirements
There are no additional requirements for students.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures:
1.Basic conception definitions. Special terminology. Standardization and legislation in the area of EMC
2.Voltage characteristics, sources and propagation of electromagnetic disturbance
3.Low-frequency disturbance, harmonic currents, voltages, powers
4.Measurement and evaluation of harmonics
5.Sources and propagation of harmonics, negative influences of harmonics
6.Influence of power systems on the mains
7.Passive filters of harmonics, filtration and power factor devices
8.Multi-pulses rectifiers, active filters
9.Standards for limits and compatibility levels of harmonics
10.High-frequency disturbance of adjustable drive systems
11.Quality of supply electric voltage
12.Impulse disturbances, overvoltage and protection against overvoltage
13.High-frequency disturbances, grouding and shielding, anti-interference devices
14.General principles of designing of power devices, systems and instalations from EMC point of view
Exercises:
1.Legislation in EMC
2.Harmonic analysis, Fourier series, aplications
3.Analysis and synthesis of non-harmonic signal
4.Software for harmonic calculation in mains: presentation, individual project submission
5.Series and parallel resonance, design of harmonic filter
6.Design of filtration and compensation device
7.Test. Network analysis and design of filtration devices for harmonic mitigation
8.Principles of designing of power devices, systems and instalations from EMC point of view: aplications, credit
Laboratories:
To get information about laboratory rules, presentation of measurement technique for measuring an evaluation of disturbances
Measuring and evaluation of harmonics of non-linear one phase appliances
Measuring on DC and AC electrical drive
Measuring on electrical drive with AC and DC reactors
Measuring and evaluation of harmonics using passive filter
Measuring and evaluation of harmonics of appliances with multi-pulses rectifiers
Measuring of effects of frequency converter and filtration devices on connected motor
Measuring and evaluation of voltage characteristics
Projects:
1. Individual assignment of parameters of network and appliance. Design of harmonic reduction device and its parameters
2. Compilation of simulation circuit. Evaluation of harmonics in connection with standards in given points of the network
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction