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Course No :  EE6253
Credits :
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Syllabus :

  • Introduction to Power Systems Stability  Problem: Rotor Angle, Voltage Stability, Mid-term and Long-term Stability, Classification of Stability – Synchronous machine modelling – Representation in stability – Load representation – Excitation Systems – Prime mover and Energy Supply systems – Small Signal Stability: Fundamental concepts, state space representation, Eigen properties, Single machine infinte bus systems, Power Systems Stabilizer (PSS), Multi machine systems – Transient Stability: Fundamentals of TS, Numerical Integration methods, Simulation of power system dynamic response, analysis of unbalanced faults, protective relaying Direct method of transient, stability, Transient Energy Function (TEF) Approach Voltage Stability: Basic Concepts, Voltage Collapse, Classification of Voltage Stability – Voltage Stability Analysis Modeling, static and dynamic analysis, continuation power flow analysis, prevention of voltage collapse – Sub Synchronous Oscillations: Turbine Generator torsional oscillations. Torsional interaction with power system controls, sub synchronous resonance (SSR), impact of network switching disturbances – Mid-Term and Long-Term Stability Classification between mid-term and ong-term and long-term stability, response of power plants following large disturbances, Simulation of long term dynamic response modelling requirement material integration techniques – Methods of Improving Stability: Small Signal Stability enhancement, power systern stabilizers, SVC, IIVDC transmission supplementary control – Transient Stability Enhancement: high speed fault clearing, dynamic braking, reduction system reactance control of IIVDC transmission links, etc


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