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纯铜低周疲劳表面显微形貌的特征提取与分析

童小燕 李洪旭 姚磊江 李斌

童小燕, 李洪旭, 姚磊江, 李斌. 纯铜低周疲劳表面显微形貌的特征提取与分析[J]. 机械科学与技术, 2015, 34(9): 1446-1450. doi: 10.13433/j.cnki.1003-8728.2015.0927
引用本文: 童小燕, 李洪旭, 姚磊江, 李斌. 纯铜低周疲劳表面显微形貌的特征提取与分析[J]. 机械科学与技术, 2015, 34(9): 1446-1450. doi: 10.13433/j.cnki.1003-8728.2015.0927
Tong Xiaoyan, Li Hongxu, Yao Leijiang, Li Bin. Feature Extraction and Analysis of Surface Microscopic Image of Pure Copper Subjecting Low Cycle Fatigue[J]. Mechanical Science and Technology for Aerospace Engineering, 2015, 34(9): 1446-1450. doi: 10.13433/j.cnki.1003-8728.2015.0927
Citation: Tong Xiaoyan, Li Hongxu, Yao Leijiang, Li Bin. Feature Extraction and Analysis of Surface Microscopic Image of Pure Copper Subjecting Low Cycle Fatigue[J]. Mechanical Science and Technology for Aerospace Engineering, 2015, 34(9): 1446-1450. doi: 10.13433/j.cnki.1003-8728.2015.0927

纯铜低周疲劳表面显微形貌的特征提取与分析

doi: 10.13433/j.cnki.1003-8728.2015.0927
基金项目: 

国家科技支撑计划项目(2012BAB15B01)资助

详细信息
    作者简介:

    童小燕(1963-),教授,博士,研究方向为材料与结构的疲劳,tongxy@nwpu.edu.cn

    通讯作者:

    姚磊江,研究员,博士,yaolj@nwpu.edu.cn

Feature Extraction and Analysis of Surface Microscopic Image of Pure Copper Subjecting Low Cycle Fatigue

  • 摘要: 为进一步探索金属疲劳过程中内部结构及表面形貌的变化规律,进行了T2纯铜的低周疲劳试验,通过远端显微镜获取材料表面形貌显微图像并使用图像灰度直方图及灰度共生矩阵方法用Matlab编程对图像进行处理及特征提取。通过对不同循环周次图像特征值提取和分析,发现了表面形貌及其特征值与疲劳损伤的密切相关性。
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出版历程
  • 收稿日期:  2013-11-08
  • 刊出日期:  2015-09-05

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