A DC signal intelligent acquisition device for high tension cable fault locating

• Main Authors: XIE JIANGHONG, HAN GANG, KONG DEWU, HE GUANGHUA, PU SHILIANG, LIU WEIQIANG, SUN QINGMING, CHEN WEISONG, YU JUN
• Format: Patent
• Language: Chinese; English
• Published: 16.03.2016
• Subjects: GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ONOTHER TECHNOLOGY AREAS; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORKOPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FORIMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION,DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TESTING

The utility model discloses a DC signal intelligent acquisition device for high tension cable fault locating. The utility model discloses an exert the stationary electric current signal in cable one end, be connected to the DC signal intelligent acquisition device by the test terminal of test cable and relief cable, another termination short circuit of cable, collection system automatic acquisition handles voltage and the current signal, through simulation and digital filtering, just later can use intelligent voltage comparison method direct indication fault point percentage and fault point apart from the test terminal distance. The utility model has the advantages that, this kind of DC signal intelligent acquisition device improvement cable fault who is arranged in the complicated fault locating of high tension cable system of electric power transmission network seeks efficiency, shortens the power off time, and enhancing power supply reliability has fine market using value.