ELECTRICAL DRIVES

Knowledge of design features and operation of the electrical drives and of their most common control modes. AC Drives: control of torque, speed and position. Low and high dynamic performance. Elastic shaft drives. Losses and derating. Stability. Induction motor drives: Field-Oriented Control in steady-state and transient. Rotor and stator flux estimation: direct methods. Rotor flux observers. Stator flux observers. Indirect methods. Rotor time constant. Tuning and parameter identification. Self Commissioning and continuous self tuning. Sensorless drives. Sensorless control at low and zero speeds. Synchronous motor: Field Oriented Control in steady-state and transient. Special Machine Drives: stepper and switched reluctance motors. Permanent Magnet (PM) motor drives: DC brushless, surface mounted and Interior PM motor drives, Synchrels. Integration of the electrical drives in industrial production. Fault tolerance and Reliability. EMI in electrical drives.

Lipo, Novotny: "Modern Electrical Drives", Kluwer Editor, 1998.
B. Bose “Power Electronics and Variable Frequency Drives”, IEEE Press.
Mohan: "Power Electronics", Hoeply.

Fitzgerarld: "Electric Machinery", Mc Graw Hill.