一种刮板输送机流量监测方法及系统

By monitoring the scraper conveyor current in real time and dynamically updating the no-load reference, the flow monitoring error caused by the dynamic generation and shedding of material scale was resolved, resulting in more accurate material conveying flow data and improving the accuracy and reliability of production management.

CN120922556BActive Publication Date: 2026-07-17江苏六道重工有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
江苏六道重工有限公司
Filing Date
2025-09-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The flow monitoring system of scraper conveyors suffers from irregular fluctuations in no-load current due to the dynamic generation and shedding of scale. Existing technologies cannot accurately monitor material flow, leading to chaotic production management.

Method used

By monitoring the current of the scraper conveyor drive motor in real time, calculating the average current value and fluctuation, and combining the dynamically set low current upper limit and fluctuation threshold, the system can intelligently identify the true no-load state and dynamically update the no-load benchmark for flow calculation.

Benefits of technology

It enables accurate flow monitoring under dynamic scaling and scaling conditions, improves the stability and accuracy of material conveying flow data, and optimizes production management.

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Abstract

本发明涉及输送机流量监测技术领域,尤其是一种刮板输送机流量监测方法及系统,获取刮板输送机驱动电机的实时运行电流;在预设时间窗口内,计算所述实时运行电流的平均电流值和波动度;判断平均电流值是否低于根据历史空载基准动态设定的低电流上限,并且判断所述波动度是否低于预设的波动阈值;若平均电流值低于所述低电流上限且所述波动度低于所述波动阈值,则将所述平均电流值确定为当前空载基准,并基于所述当前空载基准更新用于流量计算的空载参考值;本申请通过引入对实时电流波动度的判断,并结合动态设定的低电流上限,能够智能识别并捕捉刮板输送机在真实空载状态下的电流特征。
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