Research Article
Distribution Law and Prediction Model of Dust Concentration under Airflow Adjustment in Fully Mechanized Heading Face
Table 18
Test results at the nearest distance of 5m before adjustment.
| | Measuring object | Dust concentration (mg/m3) |
| | Test section | | 1# | 2# | 3# | 4# | 5# | 6# | 7# | 8# | | Measuring points | 1 | 486.2 | 431.6 | 364.4 | 321.3 | 284.6 | 256.2 | 239.4 | 205.8 | | 2 | 541.1 | 471.5 | 369.6 | 310.8 | 233.1 | 225.8 | 233.1 | 215.3 |
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