铁路机车整体车轮缺陷分析与超声波检测

Railway Locomotive Solid Wheel Defect Analysis and Ultrasonic Wave Detection

在统计上海铁路局机车整体辗钢车轮上线运用以来所发生故障现象的基础上,从理论上分析故障产生的原因及其危害性质,重点针对危害性缺陷——辋裂,指出当前探伤工艺难以发现的局限性。介绍上海铁路局当前采用的行之有效的检测方法,并提出了研制轮对在线自动化检测设备的设想。

Based on statistics fault of shanghai railway bureau locomotive sohd rolled steel wheel operation, from the theory analysis of the reason for failure and harm nature, focused on the dangers of defect - wheel crack, pointed out hmitation of flaw detection difficult to find, introduced shanghai railway bureau using of the effective detection method, and put forward the envisagement of researching wheel set on - line automation detection.