To reduce an influence on uneven abrasion amount estimation of vibration damping on a rail when a vibration sensor is installed on the rail.SOLUTION: An uneven abrasion amount estimation system comprises: at least three vibration sensors that are provided at intervals in the longitudinal direction of a rail and that detect vibration generated by a wheel passing on the rail; a power sum calculation unit that calculates a power sum of the vibrations detected by the vibration sensors; and a conversion unit that converts the power sum into an uneven abrasion amount of the wheel.SELECTED DRAWING: Figure 1
【課題】振動センサをレールに設置する場合に、レールでの振動の減衰の偏摩耗量推定への影響を低減させられるようにする。【解決手段】偏摩耗量推定システムが、レールの長さ方向に間隔をおいて設けられ、前記レール上を通過する車輪により生じる振動をそれぞれ検出する少なくとも3つの振動センサと、前記振動センサが検出する振動のパワー和を算出するパワー和算出部と、前記パワー和を車輪の偏摩耗量に換算する換算部と、を備える。【選択図】図1
ARRANGEMENT DETERMINATION METHOD
配置決定方法
2023-09-05
Patent
Electronic Resource
Japanese
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