410-4208/01 – Electrical Power Disturbances (ENRU)
| Gurantor department | Department of Electrical Power Engineering | Credits | 4 |
| Subject guarantor | doc. Ing. Petr Krejčí, Ph.D. | Subject version guarantor | doc. Ing. Petr Krejčí, Ph.D. |
| Study level | undergraduate or graduate | Requirement | Optional |
| Year | | Semester | winter |
| | Study language | Czech |
| Year of introduction | 2010/2011 | Year of cancellation | 2021/2022 |
| Intended for the faculties | FEI | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
Student will be know after completing the course:
- to distinguish basic types of interference,
- to describe terms of electrical power disturbances (harmonics, flicker, unbalance),
- to analyse measurement of power quality parameters.
Teaching methods
Lectures
Tutorials
Experimental work in labs
Project work
Summary
The subject deals with problems of effects of non-linear appliances on supply network.
Compulsory literature:
Arillaga J., Bradley D., Bodger P.:Power system harmonics, JOHN WILEY & SONS 1985
Bohlen M.H.J.: Understanding power quality problems, IEEE Press 2000
Dugan R.C., McGraham M., Beaty H.W.: Electrical power system quality, McGraw-Hill 1996
Recommended literature:
Syllabus for distance part of combined study
Way of continuous check of knowledge in the course of semester
Processing of reports from laboratory works, processing of individual projects, test.
Credit conditions: Profit minimum 30 points, attendance at laboratory work.
E-learning
Other requirements
There are not defined other requirements for student.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
Lectures: 1.-Definition of terms, electrical power disturbances, compatibility level. 2.-Voltage characteristics. 3.-Harmonics in electrical networks. 4.-Measurement of harmonics and harmonic analysis. 5.-Source of harmonics, their propagation and disturbing effects. 6.-Frequency characteristics - calculation, measurement. 7.-Level reduction of harmonics, capacitors in electrical networks. 8.-Passive and active filters of harmonics. 9.-Flicker, voltage fluctuation. 10.-Voltage dips and interruptions. 11.-Influence of nonsymetrical load to network, voltage unbalance. 12.-Monitoring of power quality. 13.-Technical tools for monitoring quality parameters. 14.-Standardization of electrical power disturbances and EMC
Numeric exercises: 1.-Basic terms. 2.-Fourier analysis. 3.-Models of electrical network components. 4.-Propagation of harmonics. 5.-Frequency characteristics. 6.-Filters of harmonics design. 7.-Calculation of voltage unbalance. 8.-Pulse and radio-frequency disturbance. 9.-Power quality. 10.-Technical tools for monitoring quality parameters. 11.-Consultation of individual projects. 12.-Test.
Laboratory exercises: 1.-Load of neutral conductor. 2.-Power quality
Project: 1.-Measurement evaluation by standards
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction