Electric Machines II
|Flow||Z - Energy Conversion, High Voltages and Industry Applications|
|Category||Obligatory (main flow)|
|Class Hours - Lab Hours||3 - 2|
|Lecturers||Antonios Kladas, Panagiotis Rovolis (T & R Associates)|
|Links||Helios, Course's Website|
Configuration and operating principles of Direct Current (DC) machines, winding connections and steady state operating characteristics, saturation and armature reaction. Principles of transient and dynamic phenomena of electrical machines, application to DC machines, DC motor starting, state-space block diagram representation. Configuration and operating principles of synchronous machines, steady state operating characteristics of turbogenerators and salient pole synchronous machines, analysis of saturation and Potier triangle. Synchronous machines connection procedure to the network. Excitation systems and reactive power control. Introduction to transient and dynamic phenomena of synchronous machines, damper windings, analysis in direct and quadrature axes. Subtransient and transient reduced equivalent circuits of synchronous machines.