Communications processor for electric power substations

Details Communications processor for electric power substations Communications processor for electric power substations

H - Electricity

04

L

H04L 29/02 (2006.01) H02H 3/00 (2006.01)

Patent

CA 2173645

The communications processor includes an electronic network system which includes a total of 17 individual ports, four quad universal asynchronous receiver/transmitter devices, each of which serves four separate ports, and a microprocessor which processes and controls the flow of data under the control of stored control programs, command settings and command logic. Connected to a plurality of those ports referred to as IED ports are intelligent electronic devices, such as protective relays or meters, while connected to other ports, referred to as master ports, are remote terminal units or a local computer or terminal or a modem which can be connected to an external telephone line. The apparatus includes both buffer and long-term storage for development of a database, as well as an IRIG-B capability for synchronization of the time clocks of the connected devices.

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