CN103969340B - 一种全周径向励磁电磁超声换能器 - Google Patents
一种全周径向励磁电磁超声换能器 Download PDFInfo
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- CN103969340B CN103969340B CN201410163926.2A CN201410163926A CN103969340B CN 103969340 B CN103969340 B CN 103969340B CN 201410163926 A CN201410163926 A CN 201410163926A CN 103969340 B CN103969340 B CN 103969340B
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- bar magnet
- metal shell
- pipe fitting
- electromagnet ultrasonic
- ultrasonic changer
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CN201410163926.2A CN103969340B (zh) | 2014-04-21 | 2014-04-21 | 一种全周径向励磁电磁超声换能器 |
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CN103969340A CN103969340A (zh) | 2014-08-06 |
CN103969340B true CN103969340B (zh) | 2016-07-06 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US10006888B2 (en) * | 2016-04-21 | 2018-06-26 | The Boeing Company | MEMS transducers in a phased array coupled to a flexible substrate using carbon nanotubes for conformal ultrasound scanning |
CN108776178A (zh) * | 2018-05-14 | 2018-11-09 | 南京航空航天大学 | 一种用于激发管道扭转导波的电磁超声换能器及其工作方法 |
CN110346451B (zh) * | 2019-08-20 | 2024-04-05 | 浙江省特种设备科学研究院 | 一种超声导波监测换能器 |
CN113252796B (zh) * | 2021-05-17 | 2022-02-08 | 哈尔滨工业大学 | 一种耐高温横波电磁超声换能器 |
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CN201229172Y (zh) * | 2008-05-23 | 2009-04-29 | 北京工业大学 | 一种用于铁磁性管道检测的电磁超声换能器 |
CN102980942A (zh) * | 2012-11-20 | 2013-03-20 | 中国石油天然气集团公司 | 一种金属管道检测装置及方法 |
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JPS58173460A (ja) * | 1982-04-06 | 1983-10-12 | Mitsubishi Heavy Ind Ltd | 電磁音響トランスデユ−サ |
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Patent Citations (8)
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US4320661A (en) * | 1979-10-19 | 1982-03-23 | Electric Power Research Institute, Inc. | Electromagnetic acoustic transducer for tube inspection |
CN87102948A (zh) * | 1986-04-24 | 1988-11-02 | 曼内斯曼股份公司 | 无损检验装置 |
CN1058097A (zh) * | 1990-07-07 | 1992-01-22 | 南京航空学院 | 远场涡流无损检测高效实用探头 |
US5581037A (en) * | 1992-11-06 | 1996-12-03 | Southwest Research Institute | Nondestructive evaluation of pipes and tubes using magnetostrictive sensors |
CN201229172Y (zh) * | 2008-05-23 | 2009-04-29 | 北京工业大学 | 一种用于铁磁性管道检测的电磁超声换能器 |
CN102980942A (zh) * | 2012-11-20 | 2013-03-20 | 中国石油天然气集团公司 | 一种金属管道检测装置及方法 |
CN103293229A (zh) * | 2013-06-07 | 2013-09-11 | 中核核电运行管理有限公司 | 一种超声探头夹具 |
CN103424472A (zh) * | 2013-08-14 | 2013-12-04 | 哈尔滨工业大学深圳研究生院 | 一种基于磁致伸缩导波的横波检测装置及检测方法 |
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Pipeline Flaw Detection Using Shear EMAT and Wavelet Analysis;Venugopal K.Varma et al.;《Natural Gas Technologies Ⅱ》;20031121 * |
在役换热器管漏磁内检测传感器设计;武新军 等;《NDT学术年会论文集》;20071231;第2节第1段、第2.3节倒数1-2段,图1、4 * |
基于磁致伸缩效应的钢管导波检测可行性;柯岩 等;《无损检测》;20071231;第29卷(第3期);第113-116页 * |
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Denomination of invention: A full circle radial excitation electromagnetic ultrasonic transducer Effective date of registration: 20230615 Granted publication date: 20160706 Pledgee: Qi Shang bank Limited by Share Ltd. Binzhou Yangxin branch Pledgor: Shandong Xinkaiyuan Venture Capital Management Co.,Ltd. Registration number: Y2023980043864 |