METAL MAGNETIC MEMORY TESTING RESEARCH OF THE WHEELS OF RAILBOUND VEHICLES
摘 要
研究了磁记忆检测技术在铁道机车承力部件上的应用,在对铁道机车车辆的辐板孔进行了磁记忆检测后,用磁粉检测进行了复检。结果表明,磁记忆技术可以有效发现表面裂纹等缺陷,并且能对铁道车辆车轮辐板孔产生破坏的可能性进行预测。
Abstract
Metal Magnetic Memory Technology (MMMT) can be used to find out the stress concentration zone and provide early diagnosis for ferromagnetic structure. The MMMT was applied to test the components on railway vehicles in this paper, and magnetic particle testing was used for re-examination. The results showed the flaws such as crack on the surface of railway vehicles can be found by MMMT. It can predict the dangerous zone on the holes of railway wheels.
中图分类号 U260.33
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基金项目 中国南车集团科技项目(2004NCK057)
收稿日期 2006/4/12
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备注万升云(1966-),男,高级工程师,博士。
引用该论文: WAN Sheng-yun,JIAN Hu,LI Yi,YAO Gao-shang,XIONG La-sen. METAL MAGNETIC MEMORY TESTING RESEARCH OF THE WHEELS OF RAILBOUND VEHICLES[J]. Physical Testing and Chemical Analysis part A:Physical Testing, 2006, 42(11): 558~560
万升云,简虎,李毅,姚高尚,熊腊森. 铁道车辆车轮辐板孔的磁记忆检测[J]. 理化检验-物理分册, 2006, 42(11): 558~560
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参考文献
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【2】Dubov, A A. Sudy of Metal Properties Using Magnetic Memory Technique[J]. Metallovedenie Termicheskaya Obrabotka Metallov, 1997,(9):35-39.
【3】任吉林,林俊明.金属磁记忆检测技术[M].北京:中国电力出版社, 2000.74-75.
【4】冯 端.金属物理学(第四卷)[M].北京:科学出版社, 1998.301-576.
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