Comparative Analyses Concerning Triaxial Compressive Yield Criteria of Coal with the Presence of Pore Water

Table 3

Fitted results of exponential yield criterion.

Category	(MPa)	Exponential yield criterion
			(MPa)	(MPa)	(MPa)
DT natural	15.879	8.059	16.08	84.83	1.41
BD natural	30.16	7.62	30.16	110.1	0.49
XH natural	21.07	5.876	26.72	145.9	2.40
YC natural	17.68	5.075	18.13	89.1	2.36
DT water-saturated	11.638	7.892	12.18	74.61	3.82
DT seepage		14.01		63.22	1.11
BD seepage		1.279	26.96	26.28	0.05
XH seepage		6.771	5.569	29.27	0.00097