Research Article
Distribution Law and Prediction Model of Dust Concentration under Airflow Adjustment in Fully Mechanized Heading Face
Table 14
The comparison between test value and predicted value.
| Test value at the driver location (mg/m3) | Test value at the pedestrian breathing-height (mg/m3) | Predicted value at the driver location (mg/m3) | Predicted value at the pedestrian breathing-height (mg/m3) | Absolute error | Relative error (%) |
| 455.35 | 476.21 | 480.74 | 508.49 | 25.39 | 32.28 | 5.58 | 6.78 | 508.42 | 532.20 | 512.19 | 483.70 | 3.77 | 48.50 | 0.74 | 9.11 | 462.64 | 528.20 | 483.55 | 533.60 | 20.91 | 5.40 | 4.52 | 1.02 | 461.91 | 491.39 | 449.80 | 515.04 | 12.11 | 23.65 | 2.62 | 4.81 | 403.29 | 487.09 | 415.54 | 481.65 | 12.25 | 5.44 | 3.04 | 1.12 | 447.94 | 507.06 | 452.53 | 523.94 | 4.59 | 16.88 | 1.02 | 3.33 | 445.01 | 516.14 | 468.57 | 521.58 | 23.56 | 5.44 | 5.29 | 1.05 | 454.15 | 478.11 | 467.89 | 493.32 | 13.74 | 15.21 | 3.03 | 3.18 | 499.62 | 483.24 | 475.09 | 490.14 | 24.53 | 6.90 | 4.91 | 1.43 | 452.98 | 507.23 | 465.85 | 545.50 | 12.87 | 38.27 | 2.84 | 7.54 |
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