Objectives and competences
Objectives:
- acquire basic knowledge in the field of the theory of electric, current and magnetic fields,
- learns the difference between ideal and real elements,
- understands the connection of electrical elements in electrical circuits,
- knows how to use methods for calculating DC and AC electrical circuits,
- introduction to software tools for solving electrical circuits (Matlab/Simulink).
Competences:
- independent solving of basic problems in the field of electrical engineering,
- the ability to observe, interpret and analyze laboratory experiments,
- the ability to work with a software tool for solving electrical circuits,
- the ability to connect knowledge from different fields of study.
Content (Syllabus outline)
Alternating quantities (types of alternating quantities, sinusoidal time functions, representation in the complex plane, use of complex calculus in electrical circuits).
- Currents and voltages on ideal elements (complex resistances and conductivities, phase angle, circuit with ohmic resistance, current and voltage on an ideal inductor and an ideal capacitor, parallel and series connection of R, L and C elements).
- Power and energy on ideal elements (definition of current and complex power, power and energy on resistor, capacitor and inductor, power and energy of parallel and series connection of R, L and C elements),
- Resonance phenomena in circuits with ideal elements (series resonant coupling, parallel resonant coupling, reactive energy compensation).
- Real elements (introduction to real elements, real ohmic resistor, real capacitor, real air inductor, real iron core inductor).
- Magnetically coupled circuits (magnetically coupled inductors, combined couplings with mutual inductances, single-phase transformer).
- Multiphase systems (basic laws, connections in multiphase systems, three-phase system, power in a three-phase system, rotating magnetic field).
- Transient phenomena (physical background of transient phenomena, semi-classical process of resolving transient phenomena).
Learning and teaching methods
Lectures (frontal form of teaching without student involvement, frontal form of teaching with student involvement).
Working with examples (frontal form of teaching with student involvement).
Presentation of visual, video, and animation materials (frontal form of teaching with student involvement).
Laboratory exercises (application of acquired knowledge in experimental work in the laboratory with AC electrical circuits).
Computer excercises (application of acquired knowledge in the course of lectures for performing simulation calculations in AC electrical circuits).
Homework (independently solving simple problems in electrical engineering).
Preparation of reports from laboratory exercises (independent analysis of the conducted experimental work in the laboratory in connection with the acquired knowledge within lectures).
Intended learning outcomes - knowledge and understanding
- knowledge and understanding of basic electrical laws as well as their use in AC power systems (Coulomb's, Ohm's, Ampere's, Joule's and Biot-Savart's laws, etc.),
- understanding and ability to use the mathematical formulation of alternating quantities within electrical engineering,
- the ability to define a problem and solve it within simple AC electrical circuits.
Intended learning outcomes - transferable/key skills and other attributes
- communication skills: knowledge of physical quantities and units and Greek letters, written expression in the written exam, oral defense of laboratory exercises.
- calculation skills: the use of computers, mathematics and electrical engineering in technical sciences, use software tools and work with computer.
- skills in the use of measuring methods and instruments: measure basic electrical quantities in the context of laboratory exercises.
- problem solving: solving simple electrical circuits and simple problems in the electromagnetic field.
- communication and group work: performing laboratory exercises.
Readings
I. Tičar, T. Zorič: Osnove elektrotehnike, III. zvezek – Izmenični tokokrogi in prehodni pojavi, 2005, Tiskarna tehniških fakultet, Maribor.
T. Zorič: Zbirka rešenih nalog iz osnov elektrotehnike, 2008, Tiskarna tehniških fakultet, Maribor.
Additional information on implementation and assessment Method (written or oral exam, coursework, project):
Calculation exam
Theoretical exam
Laboratory work.
