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用巴克豪森噪声测量铁磁材料拉伸损伤的实验研究
引用本文:王京云,李志谭. 用巴克豪森噪声测量铁磁材料拉伸损伤的实验研究[J]. 太原科技大学学报, 2001, 22(3): 228-231
作者姓名:王京云  李志谭
作者单位:太原重型机械学院,太原,030024
基金项目:山西省自然科学基金资助项目(编号981052)
摘    要:本文实验研究了09CuPTi(耐候钢)在拉伸过程中巴克豪森噪声的变化,得到了巴克豪森噪声强度与拉伸损伤(即残余塑性应变)之间的关系.从而得出了整个拉伸过程中材料的损伤与演化过程的表达式.

关 键 词:巴克豪森噪声  损伤  无损检测
文章编号:1000-159X(2001)03-0228-05
修稿时间:2001-01-28

Experimental Researches on Tension Damage in a Ferro-Magnetic Material Using Barkhausen Noise
WANG Jing yun,LI Zhi tan. Experimental Researches on Tension Damage in a Ferro-Magnetic Material Using Barkhausen Noise[J]. Journal of Taiyuan University of Science and Technology, 2001, 22(3): 228-231
Authors:WANG Jing yun  LI Zhi tan
Abstract:In this paper, the variations in Barkhausen Noise has been measured in the tension process of 09CuPTi steel. The relationship between the Barkhausen Noise intensity and tension damage (i.e residual plastic strain) of the material was obtained. The damage and evolution expressions of the material in the tension process were obtatined as well.
Keywords:Barkhausen noise  damage  nondestructive testing
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