| 抽油杆裂纹信号的特征分析及处理方法 |
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| 引用本文： | 王峻峰,康宜华,杨叔子.抽油杆裂纹信号的特征分析及处理方法[J].华中科技大学学报(自然科学版),2004,32(9):69-70,73. |
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| 作者姓名： | 王峻峰 康宜华 杨叔子 |
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| 作者单位： | 华中科技大学,机械科学与工程学院,湖北,武汉,430074;华中科技大学,机械科学与工程学院,湖北,武汉,430074;华中科技大学,机械科学与工程学院,湖北,武汉,430074 |
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| 基金项目： | 国家自然科学基金资助项目 (5 0 2 0 5 0 0 9) |
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| 摘 要： | 论述了基于LF方法检测抽油杆裂纹的原理，并对采用这种方法所测得的抽油杆裂纹信号的特征进行了分析．在此基础上，提出了有效波形自动分离以及相关参数自适应调节的算法．实际应用表明，该算法在抽油杆的缺陷检测中具有很好的应用价值．
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| 关 键 词： | 无损检测 抽油杆 探伤 特征分析 |
| 文章编号： | 1671-4512(2004)09-0069-02 |
| 修稿时间： | 2003年7月11日 |
Feature analysis of the flow of pump rods and its process methods |
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| Wang Junfeng Kang Yihua Yang Shuzi Doctoral Candidate, College of Mechanical Science and Engineering,Huazhong Univ. of Sci. & Tech.,Wuhan ,China..Feature analysis of the flow of pump rods and its process methods[J].JOURNAL OF HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY.NATURE SCIENCE,2004,32(9):69-70,73. |
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| Authors: | Wang Junfeng Kang Yihua Yang Shuzi Doctoral Candidate College of Mechanical Science and Engineering Huazhong Univ of Sci & Tech Wuhan China |
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| Institution: | Wang Junfeng Kang Yihua Yang Shuzi Doctoral Candidate, College of Mechanical Science and Engineering,Huazhong Univ. of Sci. & Tech.,Wuhan 430074,China. |
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| Abstract: | In this paper, the principle of the flaws inspection of the pump rods based on LF methods was discussed. The algorithms of feature auto extraction and the adaptive configuration of threshold were put forward, and the result of application showed they were very useful. |
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| Keywords: | nondestructive test pump rod inspection feature anlaysis |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
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