Research Article

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

Table 4

Statistical value of coal stress (MPa).

Vq
60 r/min80 r/min90 r/min100 r/min

2 m/min6.916.185.895.73
3 m/min7.856.946.235.73
4 m/min8.747.886.956.44
5 m/min8.898.237.737.09
6 m/min8.948.667.807.46