Mathematical Problems in Engineering / 2019 / Article / Tab 17

Research Article

Distribution Law and Prediction Model of Dust Concentration under Airflow Adjustment in Fully Mechanized Heading Face

Table 17

Analysis of adjustment effect at the nearest distance of 5m.

Predictive objectDust concentration at the Dust concentration at the pedestrian
driver location (mg/m3)breathing-height (mg/m3)

Before adjustment517447
After adjustment325.36304.32
Reduced percentage3732

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