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DE69814601D1 - Magnetometrische detektion von ermüdungsschäden in flugzeugen - Google Patents

Magnetometrische detektion von ermüdungsschäden in flugzeugen

Info

Publication number
DE69814601D1
DE69814601D1 DE69814601T DE69814601T DE69814601D1 DE 69814601 D1 DE69814601 D1 DE 69814601D1 DE 69814601 T DE69814601 T DE 69814601T DE 69814601 T DE69814601 T DE 69814601T DE 69814601 D1 DE69814601 D1 DE 69814601D1
Authority
DE
Germany
Prior art keywords
aircraft
fatigue damage
magnetometric detection
magnetometric
detection
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 - Lifetime
Application number
DE69814601T
Other languages
English (en)
Other versions
DE69814601T2 (de
Inventor
J Goldfine
C Clark
E Walrath
Volker Weiss
M Chepolis
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.)
Jentek Sensors Inc
Original Assignee
Jentek Sensors Inc
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 Jentek Sensors Inc filed Critical Jentek Sensors Inc
Application granted granted Critical
Publication of DE69814601D1 publication Critical patent/DE69814601D1/de
Publication of DE69814601T2 publication Critical patent/DE69814601T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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 Magnetic Means (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
DE69814601T 1997-03-13 1998-03-13 Magnetometrische detektion von ermüdungsschäden in flugzeugen Expired - Lifetime DE69814601T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US3962297P 1997-03-13 1997-03-13
US39622P 1997-03-13
US4195897P 1997-04-03 1997-04-03
US41958P 1997-04-03
PCT/US1998/005027 WO1998040732A1 (en) 1997-03-13 1998-03-13 Magnetometer detection of fatigue damage in aircraft

Publications (2)

Publication Number Publication Date
DE69814601D1 true DE69814601D1 (de) 2003-06-18
DE69814601T2 DE69814601T2 (de) 2004-04-01

Family

ID=26716308

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69814601T Expired - Lifetime DE69814601T2 (de) 1997-03-13 1998-03-13 Magnetometrische detektion von ermüdungsschäden in flugzeugen

Country Status (6)

Country Link
US (1) US6420867B1 (de)
EP (1) EP0966676B1 (de)
AU (1) AU6760898A (de)
CA (1) CA2282650A1 (de)
DE (1) DE69814601T2 (de)
WO (1) WO1998040732A1 (de)

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US8494810B2 (en) * 2009-06-05 2013-07-23 Jentek Sensors, Inc. Component adaptive life management
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US10001457B2 (en) * 2011-04-19 2018-06-19 Jentek Sensors, Inc. Performance curve generation for non-destructive testing sensors
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DE102011122481B4 (de) * 2011-12-20 2017-10-26 Barbara Renner Verfahren und Anordnung zur Überwachung und Lokalisierung von Materialschäden und Diskontinuitäten in Leichtbau-Verbundstrukturen
US9057247B2 (en) * 2012-02-21 2015-06-16 Baker Hughes Incorporated Measurement of downhole component stress and surface conditions
WO2016053743A1 (en) * 2014-09-29 2016-04-07 Sikorsky Aircraft Corporation Apparatus for detecting corrosion in an article
US9260200B1 (en) 2014-11-07 2016-02-16 International Business Machines Corporation Metal fatigue analytics and alert systems
CN104679996B (zh) * 2015-02-05 2017-11-14 北京航空航天大学 一种确定飞机结构广布疲劳损伤平均行为的寿命升降法
US10539518B2 (en) 2017-05-15 2020-01-21 Weatherford Technology Holdings, Llc X-ray based fatigue inspection of downhole component
CN109828022A (zh) * 2018-10-12 2019-05-31 陕西飞机工业（集团）有限公司 一种蒙皮的无损检测方法
US12332201B2 (en) * 2021-05-07 2025-06-17 Jentek Sensors, Inc. System and method for pit detection and sizing
CN115639269A (zh) * 2022-09-20 2023-01-24 联合汽车电子有限公司 一种变压器微裂纹的监测方法

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Also Published As

Publication number Publication date
WO1998040732A1 (en) 1998-09-17
US6420867B1 (en) 2002-07-16
DE69814601T2 (de) 2004-04-01
AU6760898A (en) 1998-09-29
EP0966676B1 (de) 2003-05-14
CA2282650A1 (en) 1998-09-17
EP0966676A1 (de) 1999-12-29

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Legal Events

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8364 No opposition during term of opposition