• CN:11-2187/TH
  • ISSN:0577-6686

›› 1998, Vol. 34 ›› Issue (2): 104-110.

• 论文 • 上一篇    

无缝线路钢轨纵向应力在线检测研究

祁欣;于石生;郭重雄;韩忠福;孙祥重   

  1. 哈尔滨理工大学技术物理系;哈尔滨工业大学;哈尔滨铁路局
  • 发布日期:1998-03-01

STUDY ON TESTING FOR VERTICAL TEMPERATURE STRESS OF SEAMLESS RAILROAD

Qi Xin;Yu Shisheng;Guo Zhongxiong;Han Zhongfu;Sun Xiangzhong   

  1. Harbin University of Science and Technology Harbin Institute of Technology The Bureau of Harbin Railroad
  • Published:1998-03-01

摘要: 讨论了一种检测铁磁材料残余应力及表面状态的无损检测新技术,采用该技术研制了无路钢轨纵向温度应力检测仪。介绍了该检测仪的原理,结构及在现场的应用情况。

关键词: 巴克豪森效应, 磁畴, 无缝线路

Abstract: A new developed techniques technique in non-destructive testing for residual stress and surface state of the material os discussed .The testing instrument for vertical temperature stress of seamless railroad is developed. The princial, structure of the teating instrument and application are presented.

Key words: Barkhausen effect, Magnetic domain, Seamless railroad

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