Lecturer: Paolo Di Barba  

Course name: Principi e applicazioni di elettrotecnica
Course code: 062071
Degree course: Ingegneria per l'Ambiente e il Territorio, Ingegneria Civile
Disciplinary field of science: ING-IND/31
L'insegnamento è caratterizzante per: Ingegneria Civile
University credits: CFU 6
Course website: www.unipv.it/electric/cad

Specific course objectives

Knowledge of electrical quantities and units involved in the study of circuits; knowledge of linear one-port systems and their energy properties; knowledge of circuit laws and their numerical implementation; ability to solve simple circuit problems in DC and AC. Knowledge of magnetic fields in static condition. Ability to solve a magnetic field problem in simple case studies.

Course programme

DC circuits
Basic electrical quantities. One-port systems and their voltage-current characteristic. Ohm’s law. Power balance. Electric circuits. Nodes and loops. Kirchhoff’s laws. Linear circuit analysis. Circuit theorems.

AC circuits
Capacitor. Inductor. Signals in the time-domain and their representation. Circuit analysis in the frequency domain. Phasors. Impedance and admittance. Real, imaginary and complex power.

Power circuits
Three-phase systems: definitions and basic properties. Symmetric and balanced systems. Three-phase generators and loads. Power in three-phase systems and its measurements.

Static field in magnetic media
Magnetic field and flux density in magnetic media. Ampère’s theorem. Biot-Savart’s law. Magnetic circuits; Hopkinson’s law.

Electromagnetic field in low frequency
Electromagnetic induction Faraday-Neumann-Lenz law. Induced current in conductors.

Applications
Electrical machines: transformer, induction motor, alternator, DC commutator motor, dynamo. Electrical safety.

Course entry requirements

Linear algebra, complex numbers, derivatives and integrals.

Course structure and teaching

Lectures (hours/year in lecture theatre): 36
Practical class (hours/year in lecture theatre): 18
Practicals / Workshops (hours/year in lecture theatre): 2
Project work (hours/year in lecture theatre): 0

Suggested reading materials

M. Guarnieri, A. Stella. Principi e applicazioni di elettrotecnica. Ed. Progetto, Padova.

A. Savini. Argomenti di elettrotecnica con esercizi. Ed. Spiegel, Milano.

Testing and exams

The final examination consists of a written test and an interview.