7 th sem MId Examination syllabus Innterconnected power system

Unit 1:Introduction:

Concept of Interconnection, Hierarchical Grid arrangements, Cascade Tripping, Islanding, Load dispatch center, Power Generation Scenario in Gujarat and India

Unit 2: Power system matricesA brief explanation of Graph theory, Primitive Network, Ybus formation, Singular transformation method, methods, Direct method, Removal of elements, Algorithm for the formation of Zbus matrix addition of branch and link, numerical

Unit 3: Load flow studies  Introduction, Static Load Flow Equations, Bus Classifications, Approximate method, Bus Classifications, Gauss-Seidel Method, Newton Raphson Method, Numericals Unit 4: Power system stability Introduction, Mechanics of angular motion, The swing Equation, transfer reactance, power relations, Steady-state stability, Synchronizing power coefficient, Analysis of steady-state stability, steady-state stability with automatic voltage regulators,concept of shunt fault, transfer reactance during fault,Reduction of power system to one machine connected to infinite bus,Transient stability, simplified transient generator model, Transient stability, simplified transient generator model, The equal-area stability criterion, Numericals   ,