DE3677747D1 - Verfahren zum ueberwachen von rissen in durch spannung beaufschlagten, rissformungsempfindlichen strukturen. - Google Patents

Verfahren zum ueberwachen von rissen in durch spannung beaufschlagten, rissformungsempfindlichen strukturen.

Info

Publication number
DE3677747D1
DE3677747D1 DE8686402781T DE3677747T DE3677747D1 DE 3677747 D1 DE3677747 D1 DE 3677747D1 DE 8686402781 T DE8686402781 T DE 8686402781T DE 3677747 T DE3677747 T DE 3677747T DE 3677747 D1 DE3677747 D1 DE 3677747D1
Authority
DE
Germany
Prior art keywords
stressed
crack
shaping structures
monitoring cracks
cracks
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
DE8686402781T
Other languages
English (en)
Inventor
Loic Grandpierre
Augustin Moline
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.)
Airbus Group SAS
Original Assignee
Airbus Group SAS
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 Airbus Group SAS filed Critical Airbus Group SAS
Application granted granted Critical
Publication of DE3677747D1 publication Critical patent/DE3677747D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws
DE8686402781T 1985-12-16 1986-12-12 Verfahren zum ueberwachen von rissen in durch spannung beaufschlagten, rissformungsempfindlichen strukturen. Expired - Lifetime DE3677747D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8518601A FR2591742B1 (fr) 1985-12-16 1985-12-16 Procede et systeme pour la surveillance de fissures susceptibles de se produire dans des structures soumises a des contraintes

Publications (1)

Publication Number Publication Date
DE3677747D1 true DE3677747D1 (de) 1991-04-04

Family

ID=9325832

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686402781T Expired - Lifetime DE3677747D1 (de) 1985-12-16 1986-12-12 Verfahren zum ueberwachen von rissen in durch spannung beaufschlagten, rissformungsempfindlichen strukturen.

Country Status (7)

Country Link
US (1) US4756194A (de)
EP (1) EP0230182B1 (de)
JP (1) JPS62145155A (de)
CA (1) CA1257700A (de)
DE (1) DE3677747D1 (de)
ES (1) ES2020516B3 (de)
FR (1) FR2591742B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5417116A (en) * 1992-05-13 1995-05-23 Electric Power Research Institute, Inc. Active stress specimen using an electromagnet and belleville washer
DE9214632U1 (de) * 1992-10-28 1993-11-25 Mabo Fahrzeug Anlagenbau Vorrichtung zum Überwachen von Zweikammer-Aufnahmebehälter mit Ausstoßkolben für Vakuumsaug- und Druckanlagen
US6357297B1 (en) * 2000-06-01 2002-03-19 Sumitomo Metal Industries, Inc. Method for preventing shattered-rim fracture in railway wheels
GB2364127B (en) * 2000-06-29 2004-08-25 Univ London Method and apparatus for monitoring structural fatigue and use
US7324011B2 (en) * 2004-04-14 2008-01-29 Battelle Energy Alliance, Llc Method and system for pipeline communication
US7334485B2 (en) * 2002-02-11 2008-02-26 Battelle Energy Alliance, Llc System, method and computer-readable medium for locating physical phenomena
DE102005018123B4 (de) * 2005-04-20 2016-10-20 Hottinger Baldwin Messtechnik Gmbh Verfahren zur Bewertung von Messwerten zur Erkennung einer Materialermüdung
GB0722319D0 (en) 2007-11-14 2007-12-27 Rolls Royce Plc Component monitoring arrangement
FR2995080B1 (fr) * 2012-09-04 2015-10-23 Snecma Procede de determination en haute frequence du seuil de non-propagation de fissure par fatigue
CN103940534B (zh) * 2014-04-02 2016-08-17 西安近代化学研究所 用于测试热固性浇注pbx固化应力的应变片组件及测试方法
US9646431B2 (en) * 2014-10-22 2017-05-09 The Boeing Company Augmented reality system for assessing an affected area of an aircraft
EP3093724A1 (de) * 2015-05-12 2016-11-16 STEAG Energy Services GmbH Verfahren zur prognose von inspektions- und wartungsintervallen bei energieerzeugungsanlagen und prozessanlagen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596269A (en) * 1968-10-25 1971-07-27 Richard H Laska Structural defect monitoring device
US4107980A (en) * 1977-06-07 1978-08-22 The United States Of America As Represented By The Secretary Of The Air Force Assessment of flaw growth potential in structural components
JPS5819214B2 (ja) * 1977-10-26 1983-04-16 株式会社小松製作所 疲労試験片の亀裂長さ検出装置
US4179940A (en) * 1978-10-02 1979-12-25 Conoco, Inc. Structural failure detection method
GB2066964B (en) * 1980-01-07 1983-08-17 Briggs G A D Controlling mechanical test apparatus electrically
US4304135A (en) * 1980-04-16 1981-12-08 Conoco Inc. Constraint factor for structural monitoring
US4452087A (en) * 1982-04-05 1984-06-05 Antonio Nicholas F D Pipeline monitoring system

Also Published As

Publication number Publication date
US4756194A (en) 1988-07-12
ES2020516B3 (es) 1991-08-16
EP0230182A1 (de) 1987-07-29
EP0230182B1 (de) 1991-02-27
JPS62145155A (ja) 1987-06-29
CA1257700A (fr) 1989-07-18
FR2591742B1 (fr) 1988-03-25
FR2591742A1 (fr) 1987-06-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition