A Study on the Dynamic Transmission Law of Spiral Drum Cutting Coal Rock Based on ANSYS/LS-DYNA Simulation

Table 3

The statistical value of the rock stress (MPa).

Vq
	60 r/min	70 r/min	80 r/min	90 r/min	100 r/min
2 m/min	55.78	54.91	53.12	52.67	51.96
3 m/min	57.51	56.28	55.34	54.38	53.17
4 m/min	59.03	58.37	57.53	56.75	55.39
5 m/min	59.32	58.54	57.57	57.12	56.76
6 m/min	59.46	58.85	58.05	56.97	55.95