Frequency Control Ancillary Service for Indian Restructured Power Market

In the restructured power systems, ancillary services markets have been established in most of the regions throughout the world. Ancillary services take part in a vital role in electricity market for the reliable and economic operation of the power system. For any imbalance in the supply and demand, the frequency of a system changes from its nominal value. Hence ancillary services are needed to maintain the frequency at its standard value. In this paper, a framework for ensuring power system reliability in competitive power markets is developed based on a market for frequency regulation ancillary services.