| 水泥杆中钢筋的电磁特性及其对周向定位的影响 |
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| 引用本文： | 宋平,马军,陈厚桂,徐东辉.水泥杆中钢筋的电磁特性及其对周向定位的影响[J].无损检测,2011(4):39-41,60. |
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| 作者姓名： | 宋平 马军 陈厚桂 徐东辉 |
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| 作者单位： | 武汉大学电气工程学院创新实验室;济宁鲁科检测器材有限公司; |
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| 摘 要： | 钢筋是水泥杆的骨架,其健康状况直接影响水泥杆的强度。分析了电磁探伤的原理,设计出用于测试水泥杆中钢筋分布的标样和试验系统。标样由PVC管、端盖和钢筋构成,试验系统由传感器单元、信号采集器和分析软件组成。通过试验,对钢筋周向分布变化的电磁信号进行了采集,数据分析了钢筋的电磁特性及对周向定位的影响。研究表明,采用电磁法在适当精度内对钢筋定位的影响较小,可用于水泥杆的质量检测。
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| 关 键 词： | 电磁探伤 水泥杆 钢筋定位 |
The Electromagnetic Characteristics of Steel Bars in Cement Pole and Their Effects on Circumferential Positioning |
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| SONG Ping,MA Jun,CHEN Hou-Gui,XU Dong-Hui.The Electromagnetic Characteristics of Steel Bars in Cement Pole and Their Effects on Circumferential Positioning[J].Nondestructive Testing,2011(4):39-41,60. |
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| Authors: | SONG Ping MA Jun CHEN Hou-Gui XU Dong-Hui |
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| Affiliation: | SONG Ping~1,MA Jun~2,CHEN Hou-Gui~1,XU Dong-Hui~1 (1.Innovation Lab,School of Electrical Engineering,Wuhan University,Wuhan 430072,China,2.Jining Luke Testing Device Co Ltd,Jining 272071,China) |
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| Abstract: | Steel bars are key parts in cement pole,and their health status shall have effect on the safety of cement pole in use.The principle of electromagnetic testing was analyzed,and the testing sample and experiment system were designed according to the research purpose.The sample is composed of end cover,PVC pipe and steel bars,and the experiment system was designed by three parts,the sensor unit,the signal processing and the computer system which are used to measure the electromagnetic characteristics of circum... |
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| Keywords: | Electromagnetic testing Cement pole Steel bars positioning |
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