Mathematical Problems in Engineering / 2019 / Article / Tab 5

Research Article

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

Table 5

The simulation schemes under airflow adjustment.

SchemeL (m)d (m)a (°)b (°)

151.154
251.1106
351.1152
451.256
551.2102
651.2154
761.054
34100.952
35100.9104
36100.9150

where L (m) represents the distance from the duct outlet to heading face, d (m) represents the duct outlet caliber, a (°) represents the horizontal right deviation of duct outlet, b (°) represents the vertical upward deflection of duct outlet.

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