The Influence of Fracture Strain Energy on the Burst Tendency of Coal Seams and Field Application

Table 2

Strain energy of coal samples from coal mine B.

Specimen						Classification of strain energy (part)
	MJ/m^3
B1	0.1444	0.0862	0.0582	0.0196	0.0667
B2	0.1100	0.0740	0.0359	0.0156	0.0585
B3	0.0725	0.0543	0.0182	0.0105	0.0439
B4	0.0527	0.0411	0.0115	0.0090	0.0321
B5	0.1056	0.0826	0.0231	0.0124	0.0702
Avg	0.0970	0.0677	0.0294	0.0134	0.0543
Ratio	100	69.73	30.27	13.81	55.92