First cycle
degree courses
Second cycle
degree courses
Single cycle
degree courses
School of Engineering
Course unit
PRINCIPLES OF ELECTRICAL SCIENCE (Ult. numero di matricola pari)
IN02106727, A.A. 2019/20

Information concerning the students who enrolled in A.Y. 2018/19

Information on the course unit
Degree course First cycle degree in
IN0509, Degree course structure A.Y. 2011/12, A.Y. 2019/20
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Number of ECTS credits allocated 6.0
Type of assessment Mark
Course unit English denomination PRINCIPLES OF ELECTRICAL SCIENCE
Department of reference Department of Management and Engineering
Mandatory attendance No
Language of instruction Italian
Single Course unit The Course unit can be attended under the option Single Course unit attendance
Optional Course unit The Course unit can be chosen as Optional Course unit

Teacher in charge GIUSEPPE CHITARIN ING-IND/31

ECTS: details
Type Scientific-Disciplinary Sector Credits allocated
Educational activities in elective or integrative disciplines ING-IND/31 Electrotechnics 6.0

Course unit organization
Period Second semester
Year 2nd Year
Teaching method frontal

Type of hours Credits Teaching
Hours of
Individual study
Lecture 6.0 48 102.0 No turn

Start of activities 02/03/2020
End of activities 12/06/2020
Show course schedule 2019/20 Reg.2011 course timetable

Examination board
Board From To Members of the board
16 2019 canale 1 01/10/2019 15/03/2021 CHITARIN GIUSEPPE (Presidente)
SARTORI EMANUELE (Membro Effettivo)
OBOE ROBERTO (Supplente)
15 2018 canale 2 01/10/2018 15/03/2020 SARTORI EMANUELE (Presidente)
CHITARIN GIUSEPPE (Membro Effettivo)
OBOE ROBERTO (Supplente)
14 2018 canale 1 01/10/2018 15/03/2020 CHITARIN GIUSEPPE (Presidente)
SARTORI EMANUELE (Membro Effettivo)
OBOE ROBERTO (Supplente)

Prerequisites: Basics of differential and integral calculus, complex numbers, vector operators: curl, gradient and divergence, general equations of electric and magnetic fields.
Target skills and knowledge: • Learn how to model real electric device using simplified electric circuits, learn the fundamental properties of electric circuits and the applicable methods for calculating of voltage, current and electric power.
• Apply such methods to define a model of a real electrical device and to numerically calculate voltage, current and electric power under various working conditions.
• Learn the working principles and evaluate the operational efficiency of electric motors, of power conversion systems and of electric machines used for generating and distributing electric power, including renewable power sources, energy storage and electric mobility.
• Learn the safety and protection features of the electric power networks and devices.
• Select industrial electric power devices and to solve relevant management problems.
Examination methods: • written test: numerical solution of 2 application problems (2 hours) , 2 open questions concerning the working principle of electric devices (1 hour)
• oral examination (short discussion on the written test and one question on the working principle and operational characteristics of electric devices )
Assessment criteria: • written test: coherence of solution method, accuracy of numerical results, correctness of the description of the working principle.
• Oral examination: correctness of concepts, appropriateness of language
Course unit contents: Fundamentals of electric circuits, electric current, electric voltage, ampere-meter, voltmeter. Electric power and wattmeter. Kirchhoff's laws, energy balance. Linear and non-linear 2-terminal elements, multi-terminal elements. Resistors, Inductors, Capacitors, Diodes, ideal and real generators.
DC circuits, series and parallel connection, voltage divider and current divider. D/Y transformation; Methods for linear DC circuit analysis: superposition of effects, Thevenin and Norton equivalent circuits.
AC circuits: Steinmetz's transform for voltage and current, impedance, admittance. AC circuit measurements. Symbolic Kirchhoff's laws. Series and parallel connection. AC power: instantaneous, active, reactive, complex and apparent, power balance. Frequency-domain analysis of RLC circuits.
3-phase systems, phase-to-phase and phase-to-neutral voltage, equivalent single-phase circuit, power measurement, reactive power compensation,
Magnetic induction. Magnetic field (Faraday-Neumann. Ampère e Gauss) in the presence of ferromagnetic materials, hysteresis loop. Inductor, magnetic energy. Mutual inductor, magnetic energy. Magnetic Circuits. Energy and force in magnetic circuits. Rotating magnetic field.
Power Transformers: operation principle, equivalent circuit, voltage drop, efficiency.
Fundamentals of rotating electrical machines: asynchronous and synchronous machines. Equivalent circuit model, electric and mechanical power, torque, efficiency.
Basics of AC-DC and DC-AC electric power conversion.
Production of electric power by renewable and non-renewable sources, energy storage, electric mobility, worldwide and in Italy.
Fundamentals of power distribution systems: fault protection and safety codes for power distribution systems. Direct and indirect contacts, magneto-thermal and differential. protection.
Planned learning activities and teaching methods: Classroom lecture using blackboard, slides are only for specific content.
Numerical exercises in classroom using blackboard.
Additional notes about suggested reading: all the lecture slides, blackboard images and other learning support material, including some written test problems of the previous years (with numerical results) will be available on MOODLE
Textbooks (and optional supplementary readings)
  • G. Chitarin, F. Gnesotto, M. Guarnieri, A. Maschio, A. Stella, Elettrotecnica 1. Principi. Bologna: esculapio, 2017. Cerca nel catalogo
  • G. Chitarin, F. Gnesotto, M. Guarnieri, A. Maschio, A. Stella, Elettrotecnica 2. Applicazioni. Bologna: Esculapio, 2018. Cerca nel catalogo
  • M.Fauri, F. Gnesotto, G. Marchesi, A. Maschio, Lezioni di Elettrotecnica - Esercitazioni.. Bologna: Esculapio, 2003. Cerca nel catalogo

Innovative teaching methods: Teaching and learning strategies
  • Loading of files and pages (web pages, Moodle, ...)

Innovative teaching methods: Software or applications used
  • Moodle (files, quizzes, workshops, ...)

Sustainable Development Goals (SDGs)
Affordable and Clean Energy Industry, Innovation and Infrastructure Responsible Consumption and Production Climate Action