食品车间粉尘浓度监测与除尘系统

By using the interlocking control of integrated optical probes and frequency conversion dust removal modules, the problems of condensation phase change and false alarms in the dust concentration monitoring system under high humidity, high sugar and high fat conditions in food processing workshops have been solved, achieving stable operation and safety assurance of the system.

CN122064178BActive Publication Date: 2026-07-17HUNAN SHUANGJIAO FOODSTUFF CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HUNAN SHUANGJIAO FOODSTUFF CO LTD
Filing Date
2026-04-03
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the high-humidity, high-sugar, and high-fat conditions of food processing workshops, existing dust concentration monitoring systems are prone to filter bag clogging and system dynamic instability due to condensation phase change. Furthermore, they cannot effectively remove the probe misjudgment caused by water mist, resulting in frequent erroneous responses and safety hazards.

Method used

Employing an integrated optical probe, variable frequency dust removal module, graded self-cleaning air path unit, and dew point protection bypass air supply module, and through thermal decoupling and energy efficiency interlocking control, combined with the timing nested judgment logic of the central controller, it achieves accurate monitoring of dust concentration and humidity and graded cleaning actions, preventing condensation phase change and false alarms.

Benefits of technology

Accurately identify micro-clogging of filter bags by mud, avoid blind suction, reduce the risk of system paralysis, ensure stable operation of dust removal system, reduce false alarm rate, and prevent physical blinding of filter media and explosion hazards.

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Abstract

本申请涉及工业环境监测与控制的技术领域,尤其是涉及食品车间粉尘浓度监测与除尘系统,其包括中央控制器、环境感知单元、集成式光学探头、变频除尘模组、分级自洁气路单元及露点防备旁通补气模组;所述中央控制器获取相对湿度,并采集散射光强与透射光强;当所述散射光强大于预设报警阈值且所述相对湿度大于预设高危阈值时,所述中央控制器拦截加速指令并控制探头加热;当所述透射光强低于预设清洁阈值时,所述中央控制器控制执行加热烘烤与热风幕平行吹拂的清灰动作,并选择性执行高压气流垂直冲击的清灰动作。本申请能够通过热力解耦与能效联锁控制,解决高湿糖脂工况下探头误报及冷凝相变引发的不可逆糊袋难题。
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