Research on the Movement Law of Roof Structure in Large-Inclined Coal Seam Working Face: A Case Study in Liu.Pan.Shui. Mining Area

Figure 3

The distribution law of abutment pressure in the inclined direction of the working face under the condition of large inclination angle. (a) Support pressure distribution of working face under anti-inclined accumulation structure. (b) Support pressure distribution of working face under inclined accumulation structure.

(a)

(b)