Università Roma Tre

Theory of three-phase circuits and systems. Main properties of three-phase networks.
Symmetrical, balanced and unbalanced. Algebra of sequences. Fortesque theorem.
Circuit model of the power transformer, ta and tv. Physical principles of Electrodynamic energy conversion: rotating magnetic field.
Basic principles on the operation of the main rotating electrical machines.
Description of the electrical system of energy production, transport and distribution of electrical energy. Fundamentals of at, mt and bt electrical power systems.
From the magnitudes of the field to the primary constants of power lines. Telegraphers equation and Model of three-phase line through transmission and/or two-port parameters at t or
Pi-greek in symmetrical sinusoidal regime. Numerical methods for calculating power flows. Neutral status in at mt and bt three-phase networks. Fault analysis.
Models Equivalent circuits for alculating short-circuit currents in at and bt.
Overcurrent and overvoltage protection. Principles of operation of circuit breakers and fuses. Coordination of protections.
Power factor correction and filtering of harmonics in electrical systems. Fundamentals of design of bt electrical systems.

Dispense del docente e slide delle lezioni
G. Conte, Impianti Elettrici – Ed. Hoepli
F. Iliceto, Impianti Elettrici – Ed. Patron
F.Iliceto, Lezioni di Elettrotecnica, Vol.II “Elementi ed applicazioni delle macchine elettriche – Ed. Patron