| 摘要 |
PROBLEM TO BE SOLVED: To provide a rolling stock bearing abnormality detection device with which it is possible to simplify the general composition of a device and reduce costs, and also to previously exclude disturbance vibration caused by a travelling rail joint, etc., and to accurately determine abnormality in the bearing of a rolling stock.SOLUTION: This rolling stock bearing abnormality detection device detects abnormality in a plurality of rolling bearings assembled into the axle box of the bogie of a rolling stock, the device having: a vibration detection device 15 for detecting one or both of the vibration of the rolling bearing and disturbance vibration; vibration measurement start means 53 for monitoring the detection value of the vibration detection device 15 and, when it is determined that the detection value is greater than or equal to a prescribed value, starting the measurement of the vibration of the rolling bearing; and an analysis device 6 for determining abnormality in the rolling bearing from the captured vibration data.SELECTED DRAWING: Figure 3 |
