Research on Risk Identification of Coal and Gas Outburst Based on PSO-CSA

Table 3

3^# coal seam original data normalization.

i	Δp (mmHg)	K 1 (mL/(g·min^1/2))	S (kg/m)
1	0.42	0.79	0.25
2	0.35	0.03	0.00
3	0.88	0.64	1.00
4	0.70	0.18	0.75
┇	┇	┇	┇
399	0.21	0.52	0.50
400	0.37	0.82	1.00