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

Table 3

Strain energy of coal samples from coal mine C.

Specimen						Classification of strain energy (part)
	MJ/m^3
B1	0.0105	0.0065	0.0040	0.0022	0.0043
B2	0.0089	0.0060	0.0029	0.0013	0.0046
B3	0.0096	0.0070	0.0026	0.0014	0.0056
B4	0.0079	0.0053	0.0027	0.0016	0.0037
B5	0.0135	0.0083	0.0051	0.0021	0.0062
Avg	0.0101	0.0066	0.0035	0.0017	0.0049
Ratio	100	65.67	34.33	17.08	48.59