Experimental study on the dust control performance of rotating fog curtain under the perturbation of long-pressure and short-pumping ventilation
Jingxu Chen, Yongkai Zhi · 2024
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Description
Jingxu Chen and Yongkai Zhi tested a rotating fog curtain that traps coal dust at mine tunneling faces, in a 2024 study. Breaking coal throws up heavy dust that harms air quality underground. Their system blows a spinning curtain of fine mist across the work zone. A push-pull ventilation setup runs alongside it, disturbing the airflow. The team measured breathable dust on both sides of the curtain.
On the driver's side, average dust fell from over one hundred thirty units to about two and a half. Downwind of the cutting machine, levels dropped by a similar margin. Faster ventilation widened gaps in the curtain and weakened its seal. Even so, the combined system kept suppression strong. The authors report a much cleaner tunneling face overall. Mine operators gain a tested option for dust control.
Catalog record
| CREATOR | Jingxu Chen, Yongkai Zhi |
|---|---|
| YEAR | 2024 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 50 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |