Study of Top Coal Partition and Key Delayed-Action Region for Horizontal Sublevel Top Coal Caving in Deeply Inclined Seam

Table 1

Contributions of existing studies and this paper.

Author (s)	Analytical method	Dip angle	Sublevel height	Working face length	Partition	KDAR
Shi and Gao [10]	Deflection	Consideration	Consideration	NC	Analysis	NA
Zhang [11]	Deflection	NC	Consideration	NC	Analysis	NA
Jin et al. [12]	Deflection	Consideration	Consideration	Consideration	Analysis	NA
Shi [13]	Deflection	NC	Consideration	Consideration	NA	NA
Qi et al. [22]	Modelling	NC	NC	NC	NA	NA
Liao et al. [20]	Deflection	Consideration	Consideration	Consideration	NA	NA
Wu et al. [21]	Modelling	NC	NC	NC	NA	NA
This paper	Stress	Consideration	Consideration	Consideration	Analysis	Analysis

NC: no consideration; NA: no analysis.