JPH0215018B2 - - Google Patents

Info

Publication number
JPH0215018B2
JPH0215018B2 JP16923282A JP16923282A JPH0215018B2 JP H0215018 B2 JPH0215018 B2 JP H0215018B2 JP 16923282 A JP16923282 A JP 16923282A JP 16923282 A JP16923282 A JP 16923282A JP H0215018 B2 JPH0215018 B2 JP H0215018B2
Authority
JP
Japan
Prior art keywords
magnet
coil
magnetic
thin tube
ultrasonic waves
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP16923282A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5958358A (ja
Inventor
Kazuo Morimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP16923282A priority Critical patent/JPS5958358A/ja
Publication of JPS5958358A publication Critical patent/JPS5958358A/ja
Publication of JPH0215018B2 publication Critical patent/JPH0215018B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2412—Probes using the magnetostrictive properties of the material to be examined, e.g. electromagnetic acoustic transducers [EMAT]

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP16923282A 1982-09-28 1982-09-28 電磁音響トランスデユ−サ Granted JPS5958358A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16923282A JPS5958358A (ja) 1982-09-28 1982-09-28 電磁音響トランスデユ−サ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16923282A JPS5958358A (ja) 1982-09-28 1982-09-28 電磁音響トランスデユ−サ

Publications (2)

Publication Number Publication Date
JPS5958358A JPS5958358A (ja) 1984-04-04
JPH0215018B2 true JPH0215018B2 (zh) 1990-04-10

Family

ID=15882676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16923282A Granted JPS5958358A (ja) 1982-09-28 1982-09-28 電磁音響トランスデユ−サ

Country Status (1)

Country Link
JP (1) JPS5958358A (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6267447A (ja) * 1985-09-20 1987-03-27 Mitsubishi Heavy Ind Ltd チユ−ブ軸方向欠陥検出方法およびその装置
US8653811B2 (en) 2009-06-26 2014-02-18 Tdw Delaware Inc. Pipeline inspection tool with oblique magnetizer
US8319494B2 (en) 2009-06-26 2012-11-27 Tdw Delaware Inc. Pipeline inspection tool with double spiral EMAT sensor array
AT508478B1 (de) * 2009-06-26 2012-01-15 Tdw Delaware Inc Sensorarray für die inspektion der innenwand eines rohres

Also Published As

Publication number Publication date
JPS5958358A (ja) 1984-04-04

Similar Documents

Publication Publication Date Title
CA2573029C (en) Flexible electromagnetic acoustic transducer sensor
US4471658A (en) Electromagnetic acoustic transducer
CA1112754A (en) Electromagnetic transducer
JP2003215107A (ja) 渦流探傷用プローブ
CN110174466B (zh) 一种电磁超声激励探头及其构建方法
CN104090034A (zh) 一种用于导波层析成像的电磁超声兰姆波换能器
JPH0215018B2 (zh)
JPS6080760A (ja) 電磁超音波トランスデユ−サ
CN113777156B (zh) 一种双d聚焦线圈阵列远场涡流探头及其检测方法
JP3673392B2 (ja) 電磁超音波探傷装置
JP4465420B2 (ja) 磁歪超音波素子及びこれを利用した非破壊検査方法
JPS5995454A (ja) 電磁超音波トランスデユ−サ
JP3504430B2 (ja) 斜角電磁超音波トランスデューサ
JPS6225259A (ja) 電磁超音波トランスジユ−サ
JPH10160710A (ja) 分割型探傷センサ及び導電性管探傷方法
JPS61107154A (ja) 超音波トランスジユ−サ
JPH0142378B2 (zh)
CN116930325B (zh) 用于金属管道缺陷成像的电磁超声复合式换能器
JPS6242440B2 (zh)
RU185529U1 (ru) Электромагнитно-акустический преобразователь
JPH0239252Y2 (zh)
JP2001264299A (ja) 金属板探傷用プローブ
JP2538596B2 (ja) 電磁超音波トランスジュ−サ
JPS5995453A (ja) 電磁超音波トランスデユ−サ
JPS59160757A (ja) 電磁音響トランスデユ−サ