Real-time partial discharge monitoring and data transmission system for electric power equipment

Abstract

The invention discloses a real-time partial discharge monitoring and data transmission system for electric power equipment. The system comprises multiple monitoring terminals and multiple data acquisition transmitters, wherein the monitoring terminal comprises a first ARM micro controller module, a first data storage circuit module, a first CDMA wireless communication module, a signal pre-processing module, an ultrahigh frequency sensor, a first cell electrical quantity detection circuit module, a clock circuit module, an ultrasonic sensor, a buzzer alarm circuit module and a flash lamp, wherein the data acquisition transmitter comprises a second ARM micro controller module, a second data storage circuit module, a second CDMA wireless communication module, an Ethernet communication circuit module, a second cell electrical quantity detection circuit module and a second cell electrical quantity indicating lamp. The system has advantages of high integration degree, high sensitivity, high reliability, strong anti-interference capability, low power consumption, long service life, high stability, low fault rate, low maintenance cost and convenient use and mounting process.

Description

technical field [0001] The invention belongs to the technical field of partial discharge monitoring of electric power equipment, and in particular relates to a real-time partial discharge monitoring and data transmission system of electric power equipment. Background technique [0002] With the improvement of power transmission and transformation voltage level, the voltage of power equipment is getting higher and higher, and the requirements for insulation performance of power equipment are getting older and higher. In these devices, due to defects in electrodes and insulation surfaces, loss of insulation outside the wires or aging, etc., the local amplification of the power equipment may be caused. If such accidents are not handled in time, it may lead to the final breakdown and aging of the insulation. , and even cause damage to power equipment. Therefore, the partial discharge monitoring technology of power equipment is an important means to discover hidden dangers in tim...

AI Technical Summary

Problems solved by technology

[0003] The technical problem to be solved by the present invention is to provide a real-time partial discharge monitoring and data transmission system for power equipment, which has high integration, high sensitivity, high reliability, strong anti-interference ability, and low power consumption. Low cost, long service life, high stability, low failure rate, low maintenance cost, easy to use and install, which solves the defects of poor real-time performance, poor reliability, high cost, poor stability, high failure rate and high maintenance cost in the existing technology and deficiency

Images