Chapter 1Power System Transient Stability
Power system stability deals with the power system's response to disturbances. The period of interest is the transient period before the new steady–state conditions are reached. Before we define these terms, it is important to give the context in which power system stability studies are made. It is one of the important aspects of power system reliability.
The electric utility industry in North America, in the words of its North American Electric Reliability Council (NERC), uses reliability in a bulk electric system to indicate “the degree to which the performance of the elements of that system results in electricity being delivered to customers within accepted standards and in the amount ...