磁记忆检测技术研究现状及展望  

The Current Research Status and Prospects of Magnetic Memory Testing Technology

作　　者：乔天骄 黄松岭[1] 赵伟[1] 王珅[1] 

机构地区：[1]清华大学电机系电力系统国家重点实验室,北京100084

出　　处：《无损检测》2016年第11期16-20,共5页Nondestructive Testing

基　　金：国家自然科学基金资助项目(51277101)

摘　　要：介绍了磁记忆检测技术的主要应用方法,分析了相比于其他无损检测技术,磁记忆检测具有的优点,并分别从基础理论、仪器制造以及应用等方面梳理了磁记忆检测技术的国内外发展现状。在此基础上,归纳出目前磁记忆检测有待解决的关键技术问题,并预测了磁记忆检测技术的未来发展方向。Magnetic memory testing technology is an effective method capable of the early diagnosis of ferromagnetic metal component defects.This paper briefly introduces the basic principle of magnetic memory testing,analyses the unique advantages of magnetic memory testing by the comparison with other detection,summarizes the development status quo at home and abroad from the aspect of basic theory and the aspect of instrument manufacture and application respectively,proposes the key problem to be solved of the magnetic memory testing technology,and finally forecasts the development direction of magnetic memory testing in the future.

关 键 词：磁记忆检测 集中应力 磁致伸缩 早期诊断 

分 类 号：TG115.28[金属学及工艺—物理冶金]