Battery performance evaluation method and device for passive partial discharge type intelligent sensing terminal

Abstract

The invention discloses a battery performance evaluation method and device for a passive partial discharge type intelligent sensing terminal, and the method comprises the steps: enabling a to-be-detected passive partial discharge type intelligent sensing terminal to be installed on a vibration device, and enabling the to-be-detected passive partial discharge type intelligent sensing terminal to vibrate in a specified vibration mode; controlling the temperature in the test environment to cyclically change according to a set frequency in a specified temperature cycle interval, and controlling the humidity to cyclically change according to a set frequency in a specified humidity cycle interval; starting the test, starting to collect the output voltage and the real-time signal intensity effective value, calculating the time duration when the test is started and the output voltage is lower than the set value, taking the time duration as the service life of the battery, and calculating the signal transmission efficiency at the moment t. According to the invention, control of temperature, humidity and vibration of a test environment can be accurately realized, temperature and humidity changes and a continuous vibration environment of a passive partial discharge type intelligent sensing terminal in each year period can be truly simulated, the accuracy of battery performance detection can be improved, and efficient, accurate and comprehensive battery performance detection can be realized.

Description

technical field [0001] The present invention relates to the detection technology of partial discharge intelligent sensing terminals, in particular to a battery performance evaluation method and device for passive partial discharge intelligent sensing terminals, which can be used for all kinds of passive partial discharge intelligent sensing terminals powered by batteries The performance related to battery life is evaluated. Background technique [0002] With the rapid development of smart grid, a wide variety of intelligent sensing terminals in smart substations have been widely promoted and applied. Among them, the partial discharge intelligent sensing terminal using wireless transmission is widely used in GIS, transformers, switch cabinets and other substation main equipment, and plays an important role in monitoring the insulation status of equipment. PD-type intelligent sensing terminals mostly use wireless transmission communication as the main communication method, wh...

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved by the present invention: Aiming at the problem that there is no systematic detection and evaluation method for the battery performance of the intelligent partial discharge intelligent sensing terminal, and the battery reliability evaluation cannot be carried out by the intelligent partial discharge sensing terminal connected to the network, the present invention proposes a passive partial discharge The battery performance evaluation method and device of the intelligent sensing terminal, the invention can accurately realize the control of the temperature, humidity and vibration of the test environment, and truly simulate the temperature and humidity changes of the passive partial discharge type intelligent sensing terminal in each year cycle, and The continuous vibration environment can improve the accuracy of battery performance detection, and can realize efficient, accurate and comprehensive battery performance detection

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