IT8720067A0 - Procedimento e dispositivo per il rilievo di strutture incomplete su tubi e barre cilindrici. - Google Patents

Procedimento e dispositivo per il rilievo di strutture incomplete su tubi e barre cilindrici.

Info

Publication number
IT8720067A0
IT8720067A0 IT8720067A IT2006787A IT8720067A0 IT 8720067 A0 IT8720067 A0 IT 8720067A0 IT 8720067 A IT8720067 A IT 8720067A IT 2006787 A IT2006787 A IT 2006787A IT 8720067 A0 IT8720067 A0 IT 8720067A0
Authority
IT
Italy
Prior art keywords
survey
bars
procedure
cylindrical tubes
incomplete structures
Prior art date
Application number
IT8720067A
Other languages
English (en)
Other versions
IT1204513B (it
Inventor
Friedhelm Schlawne
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 IT8720067A0 publication Critical patent/IT8720067A0/it
Application granted granted Critical
Publication of IT1204513B publication Critical patent/IT1204513B/it

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/44Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4454Signal recognition, e.g. specific values or portions, signal events, signatures
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/07Analysing solids by measuring propagation velocity or propagation time of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/04Analysing solids
    • G01N29/11Analysing solids by measuring attenuation of acoustic waves
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/34Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/341Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics
    • G01N29/343Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with time characteristics pulse waves, e.g. particular sequence of pulses, bursts
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/36Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/38Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/44Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/48Processing the detected response signal, e.g. electronic circuits specially adapted therefor by amplitude comparison
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/01Indexing codes associated with the measuring variable
    • G01N2291/011Velocity or travel time
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/04Wave modes and trajectories
    • G01N2291/044Internal reflections (echoes), e.g. on walls or defects
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/04Wave modes and trajectories
    • G01N2291/048Transmission, i.e. analysed material between transmitter and receiver
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/26Scanned objects
    • G01N2291/262Linear objects
    • G01N2291/2626Wires, bars, rods
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/26Scanned objects
    • G01N2291/263Surfaces
    • G01N2291/2634Surfaces cylindrical from outside
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00Indexing codes associated with group G01N29/00
    • G01N2291/26Scanned objects
    • G01N2291/263Surfaces
    • G01N2291/2636Surfaces cylindrical from inside

Landscapes

  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Eye Examination Apparatus (AREA)
IT20067/87A 1986-07-03 1987-04-10 Procedimento e dispositivo per il rilievo di strutture incomplete su tubi e barre cilindrici IT1204513B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863622500 DE3622500A1 (de) 1986-07-03 1986-07-03 Verfahren und vorrichtung zur erfassung von ungaenzen an zylindrischen rohren und stangen

Publications (2)

Publication Number Publication Date
IT8720067A0 true IT8720067A0 (it) 1987-04-10
IT1204513B IT1204513B (it) 1989-03-03

Family

ID=6304397

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20067/87A IT1204513B (it) 1986-07-03 1987-04-10 Procedimento e dispositivo per il rilievo di strutture incomplete su tubi e barre cilindrici

Country Status (10)

Country Link
US (1) US4817431A (it)
JP (1) JP2622970B2 (it)
KR (1) KR880002014A (it)
CN (1) CN1012848B (it)
AR (1) AR241824A1 (it)
DE (1) DE3622500A1 (it)
FR (1) FR2601140B1 (it)
GB (1) GB2192283B (it)
IT (1) IT1204513B (it)
MX (1) MX168706B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3943226C2 (de) * 1989-01-13 1995-01-05 Mannesmann Ag Verfahren und Vorrichtung zur Erfassung von Ungänzen an langgestreckten Werkstücken
EP0378287B1 (de) * 1989-01-13 1996-06-19 MANNESMANN Aktiengesellschaft Verfahren zur Erfassung von Ungänzen an langgestreckten Werkstücken
DE4008300A1 (de) * 1990-03-15 1991-09-26 Benteler Werke Ag Verfahren und vorrichtung zur kontinuierlichen zerstoerungsfreien untersuchung von stangenfoermigen prueflingen
DE4328712A1 (de) * 1993-08-26 1995-03-02 Foerster Inst Dr Friedrich Verfahren und Einrichtung zum Prüfen von langgestreckten Gegenständen ggf. mit von der Kreisform abweichendem Querschnitt
JPH07114558A (ja) * 1993-10-19 1995-05-02 Fujitsu Ltd 漢字変換訂正処理方式
US6014899A (en) * 1997-09-16 2000-01-18 Chrysler Corporation Method and apparatus for measuring vibration damping of brake parts
US6314813B1 (en) 2000-03-06 2001-11-13 Daimlerchrysler Corporation Method and apparatus for measuring vibration damping
US6257063B1 (en) 2000-05-24 2001-07-10 Daimlerchrysler Corporation Method for measuring vibration damping
DE10220946A1 (de) 2002-04-29 2003-12-04 Mannesmann Roehren Werke Ag Verfahren zur Erfassung von Ungänzen an langgestreckten Werkstücken mittels Ultraschall
JP4903032B2 (ja) * 2006-11-24 2012-03-21 ジャパンプローブ株式会社 空中超音波探傷システム
CN102323336A (zh) * 2011-06-08 2012-01-18 沈阳飞机工业(集团)有限公司 棒材超声波检测时缺陷反射回波的识别方法
RU2662849C2 (ru) * 2015-07-14 2018-07-31 Игорь Витальевич Семыкин Способ обнаружения дефектов в объектах

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3930404A (en) * 1973-06-21 1976-01-06 Exxon Nuclear Company Inc. Inside diameter, outside diameter and wall tube gage
DE2512505B2 (de) * 1975-03-21 1978-06-22 Krautkraemer, Gmbh, 5000 Koeln Verfahren zur Funktionsüberwachung bei der Ultraschallprüfung von Rohren und Stangen
DE2605405A1 (de) * 1976-02-09 1977-08-11 Mannesmann Ag Verfahren zur us-pruefung von rohren
JPS5698650A (en) * 1980-01-11 1981-08-08 Hitachi Ltd Ultrasonic-signal processing device
JPS5745681A (en) * 1980-08-31 1982-03-15 Pentel Kk Manuscript recognition method
JPS5841347A (ja) * 1981-09-04 1983-03-10 Hitachi Ltd 溶接部検出装置
US4651568A (en) * 1984-08-30 1987-03-24 Kirin Beer Kabushiki Kaisha Glass bottle inspection

Also Published As

Publication number Publication date
GB2192283B (en) 1990-02-14
JPS6327749A (ja) 1988-02-05
GB8715325D0 (en) 1987-08-05
CN1012848B (zh) 1991-06-12
DE3622500C2 (it) 1991-03-21
FR2601140A1 (fr) 1988-01-08
IT1204513B (it) 1989-03-03
CN87104550A (zh) 1988-02-10
US4817431A (en) 1989-04-04
KR880002014A (ko) 1988-04-28
MX168706B (es) 1993-06-04
AR241824A1 (es) 1992-12-30
DE3622500A1 (de) 1988-01-07
JP2622970B2 (ja) 1997-06-25
GB2192283A (en) 1988-01-06
FR2601140B1 (fr) 1990-07-27

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Effective date: 19990331