|| Obligatory (half flow)
|Lecture Hours – Lab hours:
||3 – 1
||Evangelos Dialinas, Nikolaos Hatziargyriou
Generator models in steady state. DQ reactances, phasor diagrams, equations and control of active power. Effects of power angle and excitation voltage on active and reactive power production. Overexcitation and underexcitation. Modelling of transmission lines and transformers for load flow analysis. Equations of power balance. Compensation with capacitors and reactors. Computer methods for load flow analysis. Fast decoupled load flow. Exploitation of sparcity, sparse matrices. Parallel operation of generators. Frequency and active power regulation. Transformers with variable taps. Voltage and reactive power regulation. Voltage regulating transformers. Regulation with static and synchronous capacitors. Maximum transfer limit. Introduction to voltage stability and voltage collapse.