JPS61144566A - 超音波発生用電磁音響トランスデユーサ - Google Patents

超音波発生用電磁音響トランスデユーサ

Info

Publication number
JPS61144566A
JPS61144566A JP60278848A JP27884885A JPS61144566A JP S61144566 A JPS61144566 A JP S61144566A JP 60278848 A JP60278848 A JP 60278848A JP 27884885 A JP27884885 A JP 27884885A JP S61144566 A JPS61144566 A JP S61144566A
Authority
JP
Japan
Prior art keywords
electromagnetic acoustic
high frequency
supplied
winding
frequency current
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.)
Pending
Application number
JP60278848A
Other languages
English (en)
Japanese (ja)
Inventor
ヴオルフガング・ベツトガー
フリードヘルム・シユラウネ
ヴイリー・ヴアインガルテン
ハインツ・シユナイダー
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of JPS61144566A publication Critical patent/JPS61144566A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
    • 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]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0423—Surface waves, e.g. Rayleigh waves, Love waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0427—Flexural waves, plate waves, e.g. Lamb waves, tuning fork, cantilever

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP60278848A 1984-12-14 1985-12-11 超音波発生用電磁音響トランスデユーサ Pending JPS61144566A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3446336.4 1984-12-14
DE19843446336 DE3446336A1 (de) 1984-12-14 1984-12-14 Elektrodynamischer wandler zur erzeugung von ultraschallwellen

Publications (1)

Publication Number Publication Date
JPS61144566A true JPS61144566A (ja) 1986-07-02

Family

ID=6253223

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60278848A Pending JPS61144566A (ja) 1984-12-14 1985-12-11 超音波発生用電磁音響トランスデユーサ

Country Status (5)

Country Link
US (1) US4732040A (enExample)
JP (1) JPS61144566A (enExample)
DE (1) DE3446336A1 (enExample)
GB (1) GB2168483B (enExample)
IT (1) IT1186147B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009236561A (ja) * 2008-03-26 2009-10-15 Toshiba Corp 電磁超音波探触子および超音波探傷装置ならびに超音波探傷方法
JP2011075499A (ja) * 2009-10-01 2011-04-14 Toshiba Corp 電磁超音波を用いた配管減肉検査方法及び装置
JP2011220972A (ja) * 2010-04-14 2011-11-04 Kyushu Electric Power Co Inc 電磁超音波センサ
JP2015530595A (ja) * 2012-10-01 2015-10-15 ローゼン スイス アクチエンゲゼルシャフトＲｏｓｅｎ Ｓｗｉｓｓ ＡＧ 音響流量計装置及び対象内の流量を測定するための方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5907100A (en) * 1997-06-30 1999-05-25 Gas Research Institute Method and system for detecting and displaying defects in piping

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5883255A (ja) * 1981-11-13 1983-05-19 Hitachi Ltd 電磁式超音波発生装置
JPS58132657A (ja) * 1982-02-02 1983-08-08 Mitsubishi Heavy Ind Ltd 細管用電磁超音波探傷装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU353614A1 (ru) * 1970-05-15 1976-06-25 Днепропетровский Трубопрокатный Завод Им.В.И.Ленина Министерства Черной Металлургии Ссср Электромагнитно-акустический преобразователь дефектоскопа
DE2655804C3 (de) * 1976-12-09 1980-01-24 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen Elektrodynamischer Ultraschallwellenwandler
US4232557A (en) * 1979-04-23 1980-11-11 Rockwell International Corporation Periodic magnet unidirectional transducer
US4295214A (en) * 1979-08-23 1981-10-13 Rockwell International Corporation Ultrasonic shear wave transducer
US4471658A (en) * 1981-09-22 1984-09-18 Mitsubishi Jukogyo Kabushiki Kaisha Electromagnetic acoustic transducer
US4434663A (en) * 1982-01-11 1984-03-06 Rockwell International Corporation Electromagnetic acoustic transducer
US4408493A (en) * 1982-03-24 1983-10-11 Rockwell International Corporation Directional ultrasonic transducers

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5883255A (ja) * 1981-11-13 1983-05-19 Hitachi Ltd 電磁式超音波発生装置
JPS58132657A (ja) * 1982-02-02 1983-08-08 Mitsubishi Heavy Ind Ltd 細管用電磁超音波探傷装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009236561A (ja) * 2008-03-26 2009-10-15 Toshiba Corp 電磁超音波探触子および超音波探傷装置ならびに超音波探傷方法
JP2011075499A (ja) * 2009-10-01 2011-04-14 Toshiba Corp 電磁超音波を用いた配管減肉検査方法及び装置
JP2011220972A (ja) * 2010-04-14 2011-11-04 Kyushu Electric Power Co Inc 電磁超音波センサ
JP2015530595A (ja) * 2012-10-01 2015-10-15 ローゼン スイス アクチエンゲゼルシャフトＲｏｓｅｎ Ｓｗｉｓｓ ＡＧ 音響流量計装置及び対象内の流量を測定するための方法

Also Published As

Publication number Publication date
DE3446336C2 (enExample) 1987-06-04
GB2168483B (en) 1988-10-12
DE3446336A1 (de) 1986-06-26
IT8523167A0 (it) 1985-12-11
US4732040A (en) 1988-03-22
GB2168483A (en) 1986-06-18
GB8530701D0 (en) 1986-01-22
IT1186147B (it) 1987-11-18

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