Patent ID: 9124127
Filing Date: 2015-09-01
Classification: H02J,Y02B,Y02E,Y04S

Abstract:
1. An automation and control system for detecting islands in an electric power network, comprising: a substation control device located at a substation of the network; and a communication system connecting the substation control device to switching devices and to Distributed Generation (DG) units of the network, wherein: an island includes loads and DG units that are mutually interconnected on a same voltage level of the network and disconnected from a main grid supplying power to the network; and the substation control device is configured to: wherein the substation control device is configured to receive the topological information, identify the island, and send the signals to the at least one of the DG units within a delay of less than two seconds following at least one of an open and a close of a switching device.