Patent ID: 9448286
Filing Date: 2016-09-20
CPC Classification: G01R,H01H,H02B,H04L,Y04S

Claim Text:
1. A preventive diagnostic system for a gas insulated switchgear (GIS) based on IEC 61850, the preventive diagnostic system comprising: a plurality of data acquisition systems (DAS's) being disposed in the GIS and receiving sensing data of partial discharge from a plurality of partial discharge sensors when the partial discharge occurs; a central communication unit (CCU) transferring the received sensing data to a local server in real time; and the local server generating report data using the sensing data received from the CCU and providing the report data to a user through an human machine interview (HMI) screen, wherein the DAS generates an intelligent electronic device (IED) capability description (ICD) file representing a content of the configuration of the DAS using a logical node designed for the preventive diagnostic system for a GIS and provides the CCU with the ICD file, and wherein the CCU performs a network connection so as to communicate with the DAS in compliance with IEC 61850 based on a content of the provided ICD file, and the CCU comprises: a configuration tool generating a database used for a system operation, configuring a gateway system to which the DAS is connected and a system configuring the DAS, automatically generating tags, and selecting a value to be used from among a plurality of values of the DAS; an operation tool controlling operations of the DAS's; and a value viewer tool monitoring and controlling values received from the DAS's.