Introduction to Optimal System Operation: The optimal system operation, in general, involved the consideration of economy of operation, system security, emissions at certain fossil-fuel plants, optimal releases of water at…
Voltage Profile of Transmission Line: Control of Voltage Profile of Transmission Line at the receiving bus in the fundamental two-bus system was discussed already. Though the same general conclusions hold…
Decoupled Load Flow Methods (DLF): An important characteristic of any practical electric power transmission system operating in steady state is the strong interdependence between real powers and bus voltages angles…
Gauss Seidel Method: The Gauss Seidel Method (GS) is an iterative algorithm for solving a set of non-linear algebraic equations. To start with, a solution vector is assumed, based on…
One Line Diagram of the 4 Bus System: A power system comprises several buses which are interconnected by means of transmission lines. Power is injected into a bus from generators,…
Methods of Voltage Control in Transmission Lines: Practically each equipment used in power system are rated for a certain voltage with a permissible band of voltage variations. Voltage at various…
Phasor Diagram of Synchronous Motor: The Phasor Diagram of Synchronous Motor is the most important element of a power system. It converts mechanical power into electrical form and feeds it…
Per Unit System in Power System: Per Unit System in power system is usual to express voltage, current, voltamperes and impedance of an electrical circuit in per unit (or percentage)…