Power System Analysis
- Lecture Notes, Study Materials and Important questions answers

Subject : Power System Analysis

INTRODUCTION

1. Power System Analysis - Introduction - Answer (click here)
2. Modern Power System (Or) Electric Energy System - Answer (click here)
3. Analysis For System Planning and Operational Studies - Answer (click here)
4. Basic Components of a Power System - Answer (click here)
5. Concept of Real and Reactive Power - Answer (click here)
6. Modeling of Components For Load Flow Analysis - Answer (click here)
7. Single Line diagram of an Electrical system - Answer (click here)
8. Impedance Diagram - Answer (click here)
9. Reactance Diagram - Answer (click here)
10. Per Phase and Per Unit Representation - Answer (click here)
11. Change of Base - Answer (click here)
12. Formation of Y BUS & Z BUS - Answer (click here)
13. Solved problems and Examples on Per Unit Analysis - Answer (click here)
14. Important Short Questions and Answers: Power System Analysis - Introduction - Answer (click here)

POWER FLOW ANALYSIS

1. Importance of Power Flow Analysis in Planning and Operation of Power Systems - Answer (click here)
2. Statement of Power Flow Problem - Answer (click here)
3. Classification of Buses - Answer (click here)
4. Iterative Solution Using Gauss-Seidel Method - Algorithm - Answer (click here)
5. Iterative Solution Using Newton-Raphson Method - Algorithm - Answer (click here)
6. Iterative Solution Using Fast Decoupled Load Flow Method - Algorithm - Answer (click here)
7. Compare the Gauss Seidel and Newton Raphson Methods of Load Flow Study - Answer (click here)
8. Important Short Questions and Answers: Power Flow Analysis - Answer (click here)

FAULT ANALYSIS BALANCED FAULTS

1. Importance Short Circuit (Or) For Fault Analysis - Answer (click here)
2. Basic Assumptions in Fault Analysis of Power Systems - Answer (click here)
3. Symmetrical Fault - Answer (click here)
4. Fault Analysis Using Z-Bus Matrix - Algorithm - Answer (click here)
5. Solved problems: Fault Analysis - Balanced Faults - Answer (click here)
6. Important Short Questions and Answers: Fault Analysis - Balanced Faults - Answer (click here)

FAULT ANALYSIS UNBALANCED FAULTS

1. Introduction to Symmetrical Components - Answer (click here)
2. Sequence Impedances Sequence Networks - Answer (click here)
3. Representation of Single Line to Ground, Line to Line and Double Line to Ground Fault Conditions - Answer (click here)
4. Unbalanced Fault Analysis Problem Formulation - Answer (click here)
5. Important Short Questions and Answers: Symmetrical Components And Unbalanced Fault Analysis - Answer (click here)

STABILITY ANALYSIS

1. Classification of Power System Stability - Angle and Voltage Stability - Answer (click here)
2. Power angle equation and draw the power angle curve - Answer (click here)
3. Swing equation for a SMIB (Single machine connected to an infinite bus bar) system - Answer (click here)
4. Critical clearing angle - Answer (click here)
5. Single Machine Infinite Bus (SMIB) System: Development of Swing Equation - Answer (click here)
6. Critical clearing angle and critical clearing time in transient stability - Answer (click here)
7. Important Short Questions Answers: Stability Analysis - Answer (click here)