Mathematical Problems in Engineering / 2019 / Article / Tab 4

Research Article

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

Table 4

Dust concentration comparison of measured data and simulated data.

Distance (m)57.51012.51517.52022.52530

Measured data (mg/m3)249230246225327258271272304232
Simulated data (mg/m3)238218233208314244257254285217
Error rate (%)4.45.25.37.64.05.45.26.66.36.5

Note: “—” means that the air velocity is too small to be tested.

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