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Terminated in academic year 2012/2013

Diagnostics of Electrical Quantities

Type of study Doctoral
Language of instruction Czech
Code 420-6001/01
Abbreviation DEV
Course title Diagnostics of Electrical Quantities
Credits 10
Coordinating department Department of Electrical Engineering
Course coordinator doc. Ing. Vítězslav Stýskala, Ph.D.

Subject syllabus

Consultations:
• Quality and quantity of electromagnetical phenomena, concep definition: voltage, current, power, energy.
• Scalar product of measurable time varying function, base function, integral transformation of time varying function, definition of root-mean-square value by means of scalar product, active and reactive component of power, quantities and immittances.
• Analysis of periodical non-harmonic functions by Fourier`s series.
• Discussion of power defined via Fourier`s series.
• Elementary circuit models of electromagnetical phenomena. Equivalence and duality priciple.
• Definition of circuit parameters of electromagnetical phenomena.
• Analysis of elementary models, definition of time constant and quality factor.
• Definition of power non-active component.
• Transformation of circuit equations.
• Power frequency spectrum, conversion of frequecy spectrum, Tellegen`s theorem.
• Analysis by means of graphical methods.
• Numerical method for working of measured circuit quantities.
• Determination of efficiency and power factors.
• Electromagnetical interference and compatibility.
• Imaging of choosen time varying function, application of physical laws.
• Calculation of scalar product, definition of root-mean-square
• Calculation of Fourier`s series coefficient, analysis of elementary circuit.
• Setting and analysis of 1 th semestral work.
• Discussion of power calculated via Fourier`s series.
• Calculation of circuit parameters via current and voltage wave.
• Calculation of active and reactive component of power, quantities and immittances.
• Formulation of mathematical models with lossless elements.
• Setting and analysis of 2 nd semestral work.
• Circuit analysis via Tellegen` theorem.
• Calculation of quality factor, loss angle and time constant via scalar product of current and voltage waves.
• Discussion of modern method for signal processing.
• Discussion and analysis of relegated semestral work.

Semester projects:
• 1st Calculate circuit parameters via current and voltage waves.
• 2nd Determine active, reactive and non-active components inseries connection of ac source, diode, rezistor and iductor.

Literature

Merz, H.: Electric Machines and Drives. 214 p., VDE Verlag, Berlin und Offenbach 2002, ISBN 3-8007-2602-5

Hase, Y. Handbook of Power System Engineering. 537 p., John Wiley and Sons, Ltd., Chichester - England 2012, ISBN: 978-0-470-02742-4

Advised literature

Boldea, I., Nasar, S. A.: Electric Drives. CRC Press, London, New York, Washington D. S., 1999

Giri, F.: AC Electric Motors Control, John Wiley and Sons, Ltd., Chichester - England 2014, ISBN: 978-1-118-33152-1