Exploration and Practice of Pressure Relief by Slotting Coal Seams with a Diamond Wire Saw

Table 1

Operating parameters of the cutting system with DWS.

Type	W		Ф	h	d
Parameter	37	15	11.5	15	0.8

W = power, KW;  = linear velocity, ms⁻¹; Ф = diameter, mm; h = slot height, mm; d = advanced distance, m.