Vibration Signal Analysis of Roadheader Based on Referential Manifold Learning
Table 1
Corresponding relation of vibration sensor.
Measuring point
Measuring point position
Sensor direction
Sensor
Coordinate
1
Lifting cylinder support point
Perpendicular to the cutting arm (X)
1
Establish the coordinate system according to the roadheader:: X: perpendicular to the side of the cutting part Y: horizontal to the heading direction of the roadheader Z: perpendicular to the upper plane of the roadheader