Provided by:International Journal of Advanced Research in Electrical, Electronics and Instrumentation Engineering (IJAREEIE)
Power is the basic necessity for the economic development of the country. Many functions necessary to present-day living grind to halt when the supply of energy stops. It is practically impossible to estimate the actual magnitude of the part that energy has played in the building up of present-day civilization. There is need to maintain continuity of power. So assessment of power system security is important issue. Security analysis is the process of testing power system safety limits, to determine up to what extent the system is safe.