Power cable joint fault diagnosis device

• Main Author: JIANG ZAIXIN
• Format: Patent
• Language: Chinese; English
• Published: 05.01.2021
• Subjects: CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; MEASURING QUANTITY OF HEAT; MEASURING TEMPERATURE; PHYSICS; SYSTEMS FOR STORING ELECTRIC ENERGY; TESTING; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR

The utility model belongs to the technical field of circuit diagnosis, and particularly relates to a power cable joint fault diagnosis device, which comprises a cable operation monitoring platform, apartial discharge sensor, an upper cover and a lower cover, and the partial discharge sensor comprises a first partial discharge sensing assembly and a second partial discharge sensing assembly. The first partial discharge sensing assembly and the second partial discharge sensing assembly are detachably connected through a magnetic stripe, the first partial discharge sensing assembly is provided with a positioning plug, the second partial discharge sensing assembly is provided with a positioning slot, first partition plates are symmetrically arranged in the middle of the upper cover, and an upper cavity is formed between the two first partition plates. A storage battery, a temperature sensor and a signal transmitter are further arranged in the upper cavity, second partition plates are symmetrically arranged in the