Sensitivity Verification for Eddy Current Testing of Welds of EMU Converter Mounting Seat
摘 要
通过介绍动车变流器安装座焊缝涡流检测的灵敏度验证方法和验证过程,证明了在不脱漆状态下采用涡流方法检测焊缝疲劳缺陷的可行性,阐明了焊缝疲劳缺陷涡流检测的工艺要点。
Abstract
In this paper, by introducing the sensitivity verification method and verification process of eddy current testing of the welds of EMU converter mounting seat, the feasibility of eddy current testing of weld fatigue defects without removing paint layer is proved, and the process essentials of eddy current testing of weld fatigue defects are pointed out.
中图分类号 TG115.28 DOI 10.11973/wsjc201712015
所属栏目 试验研究
基金项目
收稿日期 2017/5/10
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联系人作者孙明学(ydndt@163.com)
备注孙明学(1960-),男,高级工程师,主要从事铁路电机产品制造无损检测工艺技术研究和管理工作
引用该论文: SUN Mingxue,LIU Haining,XIA Ningning. Sensitivity Verification for Eddy Current Testing of Welds of EMU Converter Mounting Seat[J]. Nondestructive Testing, 2017, 39(12): 60~65
孙明学,刘海宁,夏宁宁. 动车变流器安装座焊缝涡流检测的灵敏度验证[J]. 无损检测, 2017, 39(12): 60~65
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