一种磨粉机运行参数自适应调节方法

By collecting and smoothing the operating parameters of the grinding mill, constructing a correlation state index, and executing adaptive adjustment and priority control, the problem of inaccurate anomaly identification of the grinding mill under multiple parameter changes is solved, and more accurate parameter adjustment and stable operation are achieved.

CN122399985APending Publication Date: 2026-07-17YANGZHOU MAOWEI NEW MATERIALS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
YANGZHOU MAOWEI NEW MATERIALS CO LTD
Filing Date
2026-06-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

When multiple operating parameters change simultaneously, the existing control system for grinding mills is prone to inaccurate identification of anomaly types, resulting in a mismatch between the parameter adjustment path and the actual source of the anomaly, leading to erroneous adjustments.

Method used

The operating parameters of the grinding mill are collected and smoothed, the parameter change rate is calculated, the correlation state index of the grinding load zone, air conveying zone, classification and screening zone and return material circulation zone is constructed, adaptive adjustment is performed according to the anomaly type, parameter recovery priority is established, and stability is confirmed.

Benefits of technology

It improves the accuracy of abnormal operating condition identification, reduces erroneous adjustments, lowers equipment operating fluctuations, and ensures the stability of the parameter recovery process.

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Abstract

本发明涉及工业自动控制技术领域,公开了一种磨粉机运行参数自适应调节方法,包括:采集主机电流、给料速度、风机负压、风道压差、除尘器压差、选粉机转速、主轴振动值、成品细度偏差以及回料量,并生成对应参数变化率;基于不同参数变化率之间的关联关系构建研磨负载区、气流输送区、分级筛选区以及回料循环区对应的关联状态指数;根据各关联状态指数进行异常类型判定,并执行对应参数自适应调节;基于异常类型建立参数恢复优先级,并对恢复后的运行状态进行稳定性确认。本发明通过基于不同参数变化率之间的关联关系构建关联状态指数,使磨粉机运行状态能够基于多参数关联关系进行工况分析,从而提高异常工况识别准确性,减少误调节情况。
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