Cable oscillation wave local discharge measuring and positioning system based on cloud computing

Abstract

The invention discloses a cable oscillation wave local discharge measuring and positioning system based on cloud computing, which comprises a cloud computing platform and a cloud computing access module, wherein the cloud computing platform comprises a local discharge signal analyzing and positioning system, a local discharge fault feature library, a local discharge mode recognizing system and a cable insulating state evaluating system; the cloud computing access module comprises a signal acquiring system, an oscillation wave generating device, a test cable and a local discharge calibrating instrument; the cloud computing access module has a network communication capability, and can generate a damping oscillation wave to discharge at an insulation defect position, further acquire a wave shape and a data measuring value, and transmit the wave shape and the data measuring value to a cloud computing platform; and the cloud computing platform analyzes and judges local discharge, and evaluates the cable insulating state and predicts a discharge trend so as to detect the local discharge of the cable and evaluate the cable insulating state. By virtue of the cloud computing, the local discharge data processing capability is greatly enhanced and the local discharge recognizing and positioning speed is greatly increased.

Description

technical field [0001] The invention relates to the field of partial discharge detection of power cables, in particular to a system for measuring and locating partial discharge of cables based on cloud computing and using an oscillatory wave detection method for partial discharge. Background technique [0002] Cloud computing is a kind of distributed computing technology. It sends massive data through the network to a huge computing system composed of multiple servers. After searching, computing and analyzing, the processing results are sent back to users. Through this technology, the cloud computing platform can process massive amounts of data within seconds, and achieve network services with the same powerful computing power as supercomputers. Cloud computing has the characteristics of ultra-large scale, virtualization, high reliability, versatility, high scalability and extremely low cost. [0003] Partial discharge is the discharge involving the insulator of the electr...

AI Technical Summary

Problems solved by technology

In addition, the stand-alone system analyzes the partial discharge data after the test is completed, and it is impossible to implement partial discharge analysis and positioning during the test process

In addition, it is inconvenient to upgrade the software version of the stand-alone system, and the data stored in the stand-alone system may cause data loss and is not conducive to centralized storage

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