Driving MTS progress at Woodsmith Mine
The 6m diameter single-shield Herrenknecht rock TBM has an installed power of 2,900kW, a cutterhead power of 2,100kW, delivered via six 350kW motors, and a maximum cutterhead rotation of up to 9 rev/min. Cutterhead torque is 3,281kNm at 5.81 rev/min and 4,758kNm maximum at breakout. Thrust is between nominal 62,068kN and …