| 摘要 |
A method for controlling the forward drive of tunnel drilling apparatus in soil or rock, by means of which forward drive of the entire apparatus is effected through pushing by a power unit (72) and wherein the driving force of the power unit and the simultaneous forward drive of the drill head are controlled by means of information about applied pressure medium, this information being received from a medium-driven actuator (67) or a pressure sensor in the tool head. |
