And the relativity of ground particulate emission factor and the concentration of resuspended particulate in total suspended particulate (TSP) was studied.

Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal roadway driving;

Numerical simulation of distribution regularities of dust concentration during the ventilation process of coal drift driving with exhaust ventilation;

New method to determine dust concentration in coal mining face;

Using magnetized water to reduce shotcrete dust density and the rate of rebound;

The Study and Application of Transmission-model Optical Monitoring Technology of Dust Density;

Through analyzing and exploring a large number of tests and literature data, this paper sums up several impacting factors of dust explosion development in closed container including mainly dust density, initial pressure, oxygen content, container shape, turbulent, etc.

Influence of dust concentration distribution on secondary blowing dust;

Based on photoelectric detecting principles,an advanced smoke concentration automatic measuring system with computer and photoactive sensor has been developed.