Erratum

Erratum to “Experimental Analyses of the Major Parameters Affecting the Intensity of Outbursts of Coal and Gas”

Table 3

Coupled factors and relative intensity of outburst in coal and gas.

Factors Results of experiments
Test numberMoisture (%)Geostress (MPa)Porosity (%)Gas pressure (MPa) Relative intensity (%)

103.43.11.539.2
23.61.93.30.7510.9
32.61.82.3124.1
42.423.60.7516.5
53.61.32.41.517.2
62.83.30.50.7523.57
73.43.41.7119.2
82.643.3124.5
9443.1123.8
104.832.80.7519.23
113.643.3122.9
1283.82.20.50
132.843.61.526
147.213.615.87
157.22.11.4118.5
1600.60.600

Remarks: moisture: level 1 (0–2.7), level 2 (2.7–5.4), and level 3 (5.4–8); geostress: level 1 (0–1.33), level 2 (1.33–2.66), and level 3 (2.66–4); porosity: level 1 (0–1.2), (1.2–2.4), and level 3 (2.4–3.6); gas pressure: level 1 (0–0.5), level 2 (0.5–1), and level 3 (1–1.5).