| 脉冲漏磁传感器的优化设计与试验验证 |
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| 引用本文： | 张韬,左宪章,田贵云,费骏骉.脉冲漏磁传感器的优化设计与试验验证[J].无损检测,2011(8):1-6. |
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| 作者姓名： | 张韬 左宪章 田贵云 费骏骉 |
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| 作者单位： | 军械工程学院电气工程系;纽卡斯尔大学电气电子与计算机工程学院; |
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| 基金项目： | 河北省自然科学基金资助项目(E2008001258) |
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| 摘 要： | 在铁磁性板材、管道腐蚀、裂纹等缺陷检测方面，脉冲漏磁技术显示了潜在的优势。在对多种不同结构的传感器进行仿真分析的基础上，提出了一种新型励磁结构的脉冲漏磁传感器，减少了背景噪声磁场对缺陷漏磁信号的磁场压缩作用，提高了传感器对缺陷信息获取的准确性，适合于绝缘层或涂覆层下缺陷的检测。研制了新型传感器，并对标准试件进行了测试。试验证明了传感器设计的正确性及有效性。
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| 关 键 词： | 脉冲漏磁检测 缺陷检测 传感器 |
Optimal Design and Experimental Validation of a Pulsed Magnetic Flux Leakage Sensor |
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| ZHANG Tao,ZUO Xian-Zhang,TIAN Gui-Yun,FEI Jun-Biao.Optimal Design and Experimental Validation of a Pulsed Magnetic Flux Leakage Sensor[J].Nondestructive Testing,2011(8):1-6. |
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| Authors: | ZHANG Tao ZUO Xian-Zhang TIAN Gui-Yun FEI Jun-Biao |
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| Affiliation: | ZHANG Tao~1,ZUO Xian-Zhang~(1,2),TIAN Gui-Yun~2,FEI Jun-Biao~1 (1.Department of Electrical Engineering,Ordnance Engineering College,Shijiazhuang 050003,China,2.School of Electrical,Electronic and Computer Engineering,University of Newcastle,UK) |
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| Abstract: | Pulsed magnetic flux leakage(PMFL) technology shows potential advantages in the detection of corrosion,cracks and other defects of ferromagnetic plates or pipeline.A PMFL sensor with new structure was proposed based on the simulation for a variety of different structure sensors.It reduced the magnetic field compression of the background noise to the magnetic flux leakage signal and improved the information accuracy of defects.It was suitable for detecting defects under insulating layer or coating layer.The ... |
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| Keywords: | Pulsed magnetic flux leakage testing Defect detection Sensor |
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