Multi-mode dust particle detection system and method for coal preparation plant workshop

By designing a multimodal dust particle detection system in the coal preparation factory workshop, integrating Raman spectroscopy and LIBS spectroscopy detection technology, and using a micro-oscillation motor and an automated cleaning mechanism, the problems of low detection accuracy and complex operation in the existing technology are solved, and efficient and automated dust particle detection and cleaning are achieved.

CN119779926APending Publication Date: 2025-04-08SHENHUA SHENDONG COAL GRP +3
0 Cites 1 Cited by

Patent Information

Application Number
CN202411955871.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-28
Publication Date
2025-04-08

AI Technical Summary

Technical Problem

The prior art has problems in the detection and dispersion evaluation of dust particles in the coal preparation workshops with low detection accuracy, complex operation, difficulty in real-time detection, and lack of effective control methods for particle distribution.

Method used

A multimodal dust particle detection system was designed, integrating Raman spectroscopy and LIBS spectroscopy detection technology, combining micro oscillation motors and automated cleaning mechanisms to achieve continuous detection and efficient cleaning of dust particles.

Benefits of technology

The system can obtain the dispersion, chemical composition and chemical element data of dust particles with high precision, improve the degree of automation and continuity of detection, and ensure the efficiency and safety of coal preparation operations.

✦ Generated by Eureka AI based on patent content.
Patent Text Reader

Abstract

The invention discloses a coal preparation plant workshop multi-mode dust particle detection system and method. According to the system, a dust monitoring unit comprises a dust monitoring chamber, a continuous collection mechanism, a continuous detection mechanism and a cleaning mechanism; the continuous collection mechanism comprises a turnover motion assembly, a collection plate, a micro oscillation motor, a drying pipeline, a mass flow controller and a flow pump; the two collecting plates are oppositely mounted at the upper end and the lower end of the supporting frame up and down, and micro oscillation motors are mounted on the opposite surfaces; the drying pipeline is connected in series with the middle section of the chamber air inlet pipeline; the mass flow controller and the flow pump are positioned in the dust monitoring chamber and are sequentially connected in series to the gas outlet pipeline of the chamber; the continuous detection mechanism comprises a CCD module, a Raman laser, an LIBS laser and a spectrometer; the cleaning mechanism comprises a particulate matter collecting device, a cleaning air hole, a flow pump and a mass flow controller; the method comprises the steps of preparation work; debugging the system; monitoring dust particles; and ending the monitoring operation. According to the system and the method, the dust particle detection operation can be continuously realized.
Need to check novelty before this filing date? Find Prior Art