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

Figure 3

Mean fitting deviations of five yield criteria. (a) DT Natural coal. (b) BD Natural coal. (c) XH Natural coal. (d) YC Natural coal. (e) DT Water-saturated coal.(f) DT Seepage coal. (g) BD Seepage coal. (h) XH Seepage coal.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)