Method and device for monitoring operation of a mining machine unit
AssigneeCaterpillar SARL
InventorsEuan KIRKHOPE, Johannes WESSELMANN
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Abstract
The present invention pertains to a method for monitoring operation of a mining machine unit, particularly of a longwall mining system, having a shield unit connected to a material removing unit by means of an actuator for adjusting a distance between the shield unit and the material removing unit, the method comprises the steps of determining a position change of the shield unit during an actuating operation of the actuator; and a step of detecting a malfunction of the mining machine unit based on the determined position change.
Claims19
A method for monitoring operation of a mining machine unit, particularly of a longwall mining system, having a shield unit connected to a material removing unit by means of an actuator for adjusting a distance between the shield unit and the material removing unit, the method comprises the steps of:
- determining a position change of the shield unit during an actuating operation of the actuator;
- and
- detecting a malfunction of the mining machine unit based on the determined position change.
A monitoring device for monitoring operation of a mining machine unit having a shield unit connected to a material removing unit by means of an actuator which is configured for adjusting a distance between the shield unit and the material removing unit, wherein the monitoring device comprises:
- a sensor unit for determining a position change of the shield unit during an actuating operation of the actuator, and
- a detection unit for detecting a malfunction of the mining machine unit based on the determined position change.
Dependencies are inferred from the claim text.