Study on the Atomization and Dust-Reduction Performance of a New Type of External Pneumatic Vortex Fog Curtain Dust Removal Device in Fully Mechanized Excavation Face

<div>Influence of different heights on the diffusion distance of dust concentration in the working space: (a) <i>H</i> = 1 m, (b) <i>H</i> = 1.5 m, and (c) <i>H</i> = 2 m.</div>

Advances in Materials Science and Engineering

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Figure 6

Figure 6: Study on the Atomization and Dust-Reduction Performance of a New Type of External Pneumatic Vortex Fog Curtain Dust Removal Device in Fully Mechanized Excavation Face 

Figure 6 | Study on the Atomization and Dust-Reduction Performance of a New Type of External Pneumatic Vortex Fog Curtain Dust Removal Device in Fully Mechanized Excavation Face 