Course Program
1.
Operating Conditions in Steady-State Regime of an Electric System in the Absence of Non-Linear Loads. Models of the Components. Linear Methods (Node Potentials) and Non-Linear Methods (Load Flow). Systems of Equations. The HVDC Systems: Traditional HVDC (Line Commutated HVDC) and VSC HVDC (Voltage Source Converter). Structural Characteristics, Configuration, Operation and Control.
2.
Operating Conditions in Steady-State Regime of an Electric System in the Presence of Non-Linear Loads. Models for HVDC. The AC/DC Load Flow.
3.
Operating Conditions at Harmonic Frequencies of an Electric System in the Presence of Non-Linear Loads. Models of the Components. Methods (Direct, Iterative). Systems of Equations. Effects of the Harmonics on the Components. Models and Methods for the Evaluation of the Effects on Cable Lines, Transformers, Capacitors, Motors.
4.
Abnormal Operating Conditions: the Short Circuit. System Model with Network Transmission. Short-Circuit Matrices in Sequences. Single-Phase, Two-Phase, and Three-Phase Short Circuits. Neutral State of the Transmission and Distribution Systems. Protection Systems of MV and HV Lines. Methods for the Evaluation of Dips due to Short Circuit in Radial and Meshed Systems. Site and System Performance Indices. Regulation of the Quality of the Systems.
