| 基于磁致伸缩技术的桥梁缆索损伤定位研究 |
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| 引用本文： | 林阳子,武新军,张宇峰,徐江.基于磁致伸缩技术的桥梁缆索损伤定位研究[J].公路交通科技,2011,28(6):109-112. |
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| 作者姓名： | 林阳子 武新军 张宇峰 徐江 |
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| 作者单位： | 林阳子,张宇峰,LIN Yangzi,ZHANG Yufeng(江苏省交通科学研究院股份有限公司,江苏,南京,211112;长大桥梁健康检测与诊断技术交通行业重点实验室,江苏,南京,211112;江苏省公路桥梁工程技术研究中心,江苏南京211112);武新军,徐江,WU Xijun,XU Jiang(华中科技大学,机械科学与工程学院,湖北,武汉,430074) |
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| 摘 要： | 介绍了磁致伸缩技术的基本原理,并研制基于磁致伸缩导波技术的缆索无损检测设备.对设备中的3大系统:激励信号发生系统、功率放大系统和导波检测系统进行说明,并分析采用设备进行缆索损伤定位的原理.设计制作带缺陷试验缆索进行大量检测试验,对检测数据进行细致分析,结果表明:磁致伸缩技术和研制的无损检测设备可较好地实现缆索损伤定位;...
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| 关 键 词： | 桥梁工程 无损检测 磁致伸缩 缆索 损伤定住 |
Research on Bridge Cable Damnification Positioning Based on Magnetostriction Technology |
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| LIN Yangzi,WU Xijun,ZHANG Yufeng,XU Jiang.Research on Bridge Cable Damnification Positioning Based on Magnetostriction Technology[J].Journal of Highway and Transportation Research and Development,2011,28(6):109-112. |
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| Authors: | LIN Yangzi WU Xijun ZHANG Yufeng XU Jiang |
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| Institution: | LIN Yangzi1,2,3,WU Xinjun4,ZHANG Yufeng1,XU Jiang4(1.Jiangsu Transportation Research Institute Co.,Ltd.,Nanjing Jiangsu 211112,China,2.Key Laboratoryof Large-span Bridge Health Inspection & Diagnosis Technology,Ministry of Transport,3.Jiangsu Highway Bridge Engineering Technology Research Center,4.School of Mechanical Science & Engineering,Huazhong University of Science & Technology,Wuhan Hubei 430074,China) |
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| Abstract: | The basic theory and test principle of magnetostrictive technology were described.The nondestructive testing equipment for cable based on magnetostrictive technology was developed.Three systems in the equipment,including incentive signal generating system,power amplifying system and guided wave testing system,were explained.Moreover,the principle of cable damnification positioning by the equipment was analyzed.Testing cables with defects were designed and manufactured,and the experiment data were acquired a... |
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| Keywords: | bridge engineering nondestructive testing magnetostriction cable damnification positioning |
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