In present time the power demand increases more rapidly in the power generation and
transmission and distribution system sectors. For maintaining the power system stability and …

This paper describes a sparse Newton Raphson formulation for the solution of the power
flow problem, comprising 2n current injection equations written in rectangular coordinates …

A new and comprehensive load flow model for the thyristor controlled series compensator
(TCSC) is presented in this paper. In this model the state variable is the TCSC's firing angle …

This paper presents a new approach based on Differential Evolution (DE) technique to find
out the optimal placement and parameter setting of Unified Power Flow Controller (UPFC) …

This paper discusses the use of injected shunt and series voltage sources to model voltage-
sourced converters (VSC)-based FACTS controllers such as the unified power flow …

The unified power flow controller (UPFC), with its unique combination of fast shunt and
series compensation, is a powerful device which can control three power system …

This paper describes a sparse (4n× 4n) formulation for the solution of power flow problem,
comprising 2n current injection equations written in rectangular coordinates plus the set of …

Unified power flow controller (UPFC) is one of the most effective flexible AC transmission
systems (FACTS) devices for enhancing power system security. However, to what extent the …

Congestion in the transmission lines is one of the technical problems that appears
particularly in the deregulated environment. There are two types of congestion management …

This paper presents a new genetic algorithm (GA) method to solve optimal power flow (OPF)
in power systems incorporating flexible AC transmission systems (FACTS). As a powerful …