# 420-2023/02 – Electrical Circuits II (EO II)

 Gurantor department Department of Electrical Engineering Credits 4 Subject guarantor Ing. Jitka Mohylová, Ph.D. Subject version guarantor Ing. Jitka Mohylová, Ph.D. Study level undergraduate or graduate Study language English Year of introduction 2015/2016 Year of cancellation Intended for the faculties FEI Intended for study types Bachelor
Instruction secured by
AUG011 doc. Ing. Martin Augustynek, Ph.D.
HRB02 Ing. Roman Hrbáč, Ph.D.
MOH35 Ing. Jitka Mohylová, Ph.D.
PUN10 doc. Dr. Ing. Josef Punčochář
RUS109 Ing. Stanislav Rusnok
SOB133 Ing. Pavel Sobota
Extent of instruction for forms of study
Form of studyWay of compl.Extent
Full-time Credit and Examination 2+2

### Subject aims expressed by acquired skills and competences

The student will be understand basic principles and analysis of linear electronic circuits. After completing this course, the student should be able to analyze basic linear circuits. The student will be able to study Electrical circuit III.

### Teaching methods

Lectures
Individual consultations
Tutorials
Experimental work in labs
Project work

### Summary

AC circuits: Fundamental principles and methods of resolving circuit for alternating current analysis, (Ohm's Law, Kirchhoff's Laws, Thevenin's and Norton's theorems, Superposition theorem, Faraday's Law), linear electronic elements (resistor, capacitor, inductor), resonant circuits, frequency characteristics, Time domain analysis - First-order circuits, Second-order circuits, Laplace transform.

### Compulsory literature:

Dorf,C.R.,Svoboda,J.A.: Introduction to Electric Circuits, Fifth Edition, John Wiley & Sons, Inc. 2001, ISBN 0-471-38689-8 Huelsman, P. L.: Basic Circuit Theory (3 rd edition). Prentice - Hall, Inc., 1991

### Recommended literature:

Dorf,C.R.,Svoboda,J.A.: Introduction to Electric Circuits, Fifth Edition, John Wiley & Sons, Inc. 2001, ISBN 0-471-38689-8 Mikulec, M., – Havlíček, V.: Basic circuit theory II. Vydavatelství ČVUT, Praha, 1996

### Way of continuous check of knowledge in the course of semester

Condition for conferment of credit: By the end of the semester, the student must earn at least 15 points. The student can get 0 to 30 points for the tests during the semester and 0 to 15 points for the semester project.

### E-learning

Any additional requirements aren't for student

### Prerequisities

Subject has no prerequisities.

### Co-requisities

Subject has no co-requisities.

### Subject syllabus:

Lectures: Capacitance - property, practical capacitors, capacitors in series, capacitors in parallel, resistance in series-parallel, applications Inductance, inductors - basic operation, kinds of transformers, applications Alternating current, impedance, admittance, RLC circuit analysis, resonance, phasor diagrams Power analysis - instantaneous power, active power, reactive power, apparent power, power factor Three-phase systems Periodic steady state in linear circuits - modulus and phase frequency response. Transient analysis - first order circuits, higher order circuits The P-N junction, semiconductor diode, rectification, switching, voltage regulation, clipper circuits, LED, photodiode, tunnel diode, Schottky diode, thyristor, triac Exercises: Admittance, impedance, conductance, susceptance, - RC, RL, RLC circuits, resonance Frequency responses First order circuits Higher order circuits Three-phase circuits Semester project 2 tests Laboratories: Frequency responses and time function RC circuits Experimental investigation of the RLC circuit Measurement the AV-characteristic of rectifier diode, Zener diode and BJT Semester project Project Semester project: Analysing sinusoidal circuits with complex impedances

### Conditions for subject completion

Full-time form (validity from: 2015/2016 Winter semester)
Min. number of points
Credit and Examination Credit and Examination 100 (100) 51
Credit Credit 45  15
Examination Examination 55  10
Mandatory attendence parzicipation: 90% attendance at the exercises

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