Course EA1201 · Year I · Summer 2026-2027

BASICS OF ELECTRICAL CIRCUITS 2

Compulsory course in Applied Electronics, taught by Adrian Alexandru Tulbure.

Overview

Lecturer
Adrian Alexandru Tulbure
Seminar tutor
Ioan Szabo
Type of course
Compulsory
Language of instruction
English, German
Erasmus language
English, German
Domain
Electronic engineering and telecommunications
Field of study
Applied Electronics
Form of education
Full-time
Form of instruction
Class / Seminary
Credit awarded by
Grade
Teaching methods
Technical presentation and meeting with experimental exemplification.
Entry requirements
Basics of mathematical analysis. Basics of electrical circuits 1

Aims

Extended mathematical models and graphical representations for three-phase AC

Theory of fundamental electrical circuits in three-phase systems

Non-linearities in classical electrical circuits

Make the logical connection between phenomenon - mathematical model - graphical representations

Find the unknowns (complex / matrix type), respectively, equate the three-phase electrical circuits

Course contents

Course 1 - AC circuits. Methods and mathematical representations. Course 2 - Circuit elements. Methods of systematic analysis of AC circuits. Course 3 - Phenomenology of three-phase circuits of electric current. Course 4 - Fundamental theorems of three-phase circuits Course 5 - Three-phase systems with symmetrical and asymmetric vectors. Phase diagrams Course 6 - Electricity production. Magnetic rotating field. The electric car. Course 7 - Electricity distribution. Consumer network balanced / unbalanced. Course 8 - Non-linear electrical circuits. Fundamental and superior harmonics Course 9 - AC circuits magnetically coupled. Nonlinearities and hysteresis. Course 10 - Equations of the ideal and real transformer. The transformer in the energy / communication technique Course 11 - Theorems and equivalence relations in electrical circuit theory. Circuit operators Course 12 - Equivalence theorems for serial and parallel connection of electrical components Course 13 - Equivalence theorems for star, triangle, complete polygon connections (Millmann, Vaschy, s.a.) Course 14 - Linear and non-linear circuits with energy accumulating elements

Learning outcomes

C1.1 Operation description of electronic devices and circuits. Fundamental methods of measuring electrical quantities C1.2 Analysis of small / medium complexity electronic circuits and systems, in order to designing and measuring them. C1.3 Diagnosis / troubleshooting of electronic circuits, equipment and systems C1.4 Use of electronic tools and specific methods to characterize and evaluate the electronic circuits and systems performance

Assessment

theoretical exams – 60%; experimental laboratory – 40%.

Recommended reading

Electroprobleme. Teorie si Aplicatii.
A.Tulbure &Co.
Aeternitas, alba, 2015 · 200
Bazele electrotehnicii,
D. Ioan,
http://www.lmn.pub.ro/~daniel/, Buc, 2012 · 300
- Chestiuni speciale de electrotehnica
Mihai Iordache
UPBuc., Buc, 2018 · 330
Materiale pentru electrotehnica. Culegere de probleme
P. V. Notingher, F.Ciuprina, L.M. Dumitran.
Universitatea Politehnica Bucuresti, Buc, 2010 · a
Electrotehnică şi Maşini Electrice pentru inginerie industrială
Ilie SUĂRĂŞAN
RISOPRINT, cluj-Napoca, 2013 · b