This is where 90% of real-world faults occur (Single Line to Ground, Line to Line, Double Line to Ground).
: Simplifying 3-phase systems into single-line representations. Per-Unit (pu) System : Why we use it (simplifies transformers). Base values for Power, Voltage, Impedance, and Current. Changing base formulas. Lecture 2: Modeling System Components Generators : Synchronous machine models and reactance ( Xdcap X sub d Transformers : Equivalent circuits and leakage reactance. Transmission Lines : Short (Series R-L). Long (Distributed parameters). Lecture 3: Power Flow Analysis (Load Flow) The Objective : Finding at every bus. Bus Classification : Slack Bus ( PV / Generator Bus ( PQ / Load Bus ( Numerical Methods : Gauss-Seidel (Simple, slow convergence). Newton-Raphson (Robust, quadratic convergence). Fast Decoupled (Efficient for large grids). Lecture 4: Symmetrical Fault Analysis Types of Faults : Balanced vs. Unbalanced. power system analysis lecture notes ppt
Ability to stay synchronized after a large disturbance (e.g., a fault). Analyzed using the Equal Area Criterion Steady-State Stability: Small fluctuations in load/generation. Voltage Stability: This is where 90% of real-world faults occur
One of the first major topics in any power system PPT is the . This is a method of expressing quantities like voltage, current, power, and impedance as fractions of defined base values. Why Use the Per-Unit System? Base values for Power, Voltage, Impedance, and Current
Here are three concise, high-quality lecture-note / paper resources for power system analysis (suitable for PPT conversion or lecture use):