Low-voltage distribution network fault positioning system based on GIS and Petri technologies

• Main Authors: WANG SHANLIANG, SHAO HONGLING, WANG ZONGBO, WANG DONG, SONG JUNSHAN, XING HUAIBING, XIAO GANG, LIU XIAOFENG, QIN BIN, LIU MINGHU, ZHU AIDONG
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2017
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention relates to a low-voltage distribution network fault positioning system based on GIS and Petri technologies. The system comprises an electric energy acquisition portion used for line information state acquisition, a fault positioning portion used for line fault analysis positioning and a user management portion used for setting and providing relevant data, wherein the portions cooperate with one another, the electric energy acquisition portion comprises a current acquisition module, a grounding fault acquisition module and a signal transmission module, the fault positioning portion comprises a client telephone fault positioning module, a self-check positioning module, a fault positioning analysis module and a GIS map module, the user management portion comprises a database, a server and an operation client, and the fault positioning analysis module comprises a Petri network fault diagnosis unit and a Bayes fault positioning unit. According to the invention, by use of geological information of a G