Power transmission and transformation ultrahigh frequency partial discharge sensor and method thereof

Abstract

The invention discloses a power transmission and transformation ultrahigh frequency partial discharge sensor and a method thereof. The sensor comprises a shell, an ultrahigh-frequency electromagnetic wave acquisition antenna, a signal sampling microprocessor, a packaging cover, wherein the ultrahigh-frequency electromagnetic wave acquisition antenna and the signal sampling microprocessor are mounted in the shell, and the packaging cover is used for packaging the top of the shell; an ultrahigh frequency partial discharge detection circuit is arranged between the ultrahigh frequency electromagnetic wave acquisition antenna and the signal sampling microprocessor; and the output end of the signal sampling microprocessor is connected with power transmission and transformation node equipment. The ultrahigh frequency partial discharge sensor has the advantages of high overall integration level, reasonable structural arrangement, high sealing performance, diversified installation mode, high ultrahigh frequency signal receiving capability, high signal transmission capability, high sensitivity and high anti-interference capability; various intelligent applications are met through reliable and flexible network transmission, power grid side equipment operation and maintenance from after-the-event maintenance to before-the-event diagnosis and active early warning are realized, and automatic switching of a power supply network is finally realized by utilizing the Internet of Things technology, so that the purpose of self-healing is achieved.

Description

technical field [0001] The invention relates to the technical field of electric equipment sensors, in particular to an ultra-high frequency partial discharge sensor for power transmission and transformation and a method thereof. Background technique [0002] With the expansion of the grid scale, the increase of equipment types and the complexity of monitoring, the demand for building IoT sensing equipment is particularly urgent. Construct the Internet of Things for substation equipment, build equipment identification, electronic label perception, environmental information monitoring, remote monitoring and other systems, so that the equipment status can be grasped more clearly, the status change trend is more clear, and the maintenance management strategy is more scientific, so as to detect defects and problems early. Symptoms of faults can reduce the time spent on problem solving, improve the safety and stability of power equipment operation, improve the efficiency of power ...

AI Technical Summary

Problems solved by technology

[0005] The technical problem solved by the present invention is to overcome the defects of the traditional operation and inspection mode of the prior art, such as huge workload, high investment cost of manpower operation and maintenance, and poor transmission effect, and provide a UHF partial discharge sensor for power transmission and transformation and its method

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