SE440829B - Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner - Google Patents

Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner

Info

Publication number
SE440829B
SE440829B SE8005963A SE8005963A SE440829B SE 440829 B SE440829 B SE 440829B SE 8005963 A SE8005963 A SE 8005963A SE 8005963 A SE8005963 A SE 8005963A SE 440829 B SE440829 B SE 440829B
Authority
SE
Sweden
Prior art keywords
crack
construction
acoustic emission
cracking
recording
Prior art date
Application number
SE8005963A
Other languages
English (en)
Swedish (sv)
Other versions
SE8005963L (sv
Inventor
K A Hellqvist
Original Assignee
Kockums Ab
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 Kockums Ab filed Critical Kockums Ab
Priority to SE8005963A priority Critical patent/SE440829B/sv
Priority to DE813152258A priority patent/DE3152258A1/de
Priority to PCT/SE1981/000230 priority patent/WO1982000718A1/en
Priority to GB8210768A priority patent/GB2097122B/en
Priority to NL8120316A priority patent/NL8120316A/xx
Priority to US06/375,126 priority patent/US4481818A/en
Priority to AU75374/81A priority patent/AU547990B2/en
Priority to JP56502867A priority patent/JPS57501492A/ja
Priority to BE0/205749A priority patent/BE890058A/fr
Priority to CA000384475A priority patent/CA1178706A/en
Priority to FR8116236A priority patent/FR2489522B1/fr
Publication of SE8005963L publication Critical patent/SE8005963L/xx
Priority to NO821321A priority patent/NO152988C/no
Priority to DK182182A priority patent/DK152599C/da
Publication of SE440829B publication Critical patent/SE440829B/sv

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
    • G01N29/14—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 using acoustic emission techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
    • G01S5/22—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
SE8005963A 1980-08-26 1980-08-26 Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner SE440829B (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE8005963A SE440829B (sv) 1980-08-26 1980-08-26 Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner
JP56502867A JPS57501492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-08-26 1981-08-18
PCT/SE1981/000230 WO1982000718A1 (en) 1980-08-26 1981-08-18 Method of detecting,preferably continuously,the presence of cracks,the formation of cracks and the growth of cracks in constructions
GB8210768A GB2097122B (en) 1980-08-26 1981-08-18 Method of detecting preferably continuously the presence of cracks the formation of cracks and the growth of cracks in constructions
NL8120316A NL8120316A (nl) 1980-08-26 1981-08-18 Werkwijze voor het bij voorkeur continu detecteren van de aanwezigheid van scheuren, de vorming van scheuren en het groter worden van scheuren in construkties.
US06/375,126 US4481818A (en) 1980-08-26 1981-08-18 Method of detecting cracks in constructions
AU75374/81A AU547990B2 (en) 1980-08-26 1981-08-18 Method of detecting, preferably continuously, the presence ofcracks, the formation of cracks and the growth of cracks in constructions
DE813152258A DE3152258A1 (en) 1980-08-26 1981-08-18 Method of detecting,preferably continuously,the presence of cracks,the formation of cracks and the growth of cracks in constructions
BE0/205749A BE890058A (fr) 1980-08-26 1981-08-24 Procede de detection, de preference en continu, de la presence, de la formation et du developpement de fissures dans des constructions
CA000384475A CA1178706A (en) 1980-08-26 1981-08-24 Method of detecting cracks in constructions
FR8116236A FR2489522B1 (fr) 1980-08-26 1981-08-25 Procede de detection, de preference en continu, de la presence, de la formation et du developpement de fissures dans des constructions
NO821321A NO152988C (no) 1980-08-26 1982-04-23 Fremgangsmaate for aa paavise, fortrinnsvis kontinuerlig, naervaer samt dannelse og vekst av sprekker i byggekonstruksjoner
DK182182A DK152599C (da) 1980-08-26 1982-04-23 Fremgangsmaade til, fortrinsvis kontinuerligt, at detektere tilstedevaerelsen af revner i staalkonstruktioner, fortrinsvis boreplatforme

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8005963A SE440829B (sv) 1980-08-26 1980-08-26 Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner

Publications (2)

Publication Number Publication Date
SE8005963L SE8005963L (sv) 1982-02-27
SE440829B true SE440829B (sv) 1985-08-19

Family

ID=20341600

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8005963A SE440829B (sv) 1980-08-26 1980-08-26 Sett att detektera sprickforekomst, sprickbildning och spricktillvext i konstruktioner

Country Status (13)

Country Link
US (1) US4481818A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS57501492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU547990B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE890058A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1178706A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3152258A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK152599C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2489522B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2097122B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL8120316A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NO (1) NO152988C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE440829B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1982000718A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1187974A (en) * 1982-10-15 1985-05-28 Mervin R. Black Method and apparatus for monitoring cable integrity by acoustic emission
US4592034A (en) * 1982-11-15 1986-05-27 Cornell Research Foundation, Inc. Acoustic emission source location on plate-like structures using a small array of transducers
JPS59225374A (ja) * 1983-06-06 1984-12-18 Hitachi Ltd 音源位置標定方法とその装置
FR2558956B1 (fr) * 1984-01-26 1986-06-27 Metravib Sa Procede et dispositif de recherche et de caracterisation de defauts d'une structure metallique connue immergee
US4577487A (en) * 1984-12-14 1986-03-25 Dooley John G Pressure vessel testing
NL8503349A (nl) * 1985-12-04 1987-07-01 Smit Iso Maintenance Bv Werkwijze voor het onderzoeken van een offshoreconstructie op mechanische gebreken, en offshoreconstructie, uitgerust voor een dergelijk onderzoek.
US4956999A (en) * 1988-11-30 1990-09-18 Gp Taurio, Inc. Methods and apparatus for monitoring structural members subject to transient loads
US4901575A (en) * 1988-11-30 1990-02-20 Gp Taurio, Inc. Methods and apparatus for monitoring structural members subject to transient loads
US5255565A (en) * 1991-11-12 1993-10-26 Vibra-Metrics, Inc. Method and apparatus for monitoring multiple points on a vibrating structure
GB2326713A (en) * 1997-06-27 1998-12-30 Cogent Technology Limited Mole position location
NO20022450A (no) * 2002-05-23 2003-10-20 Naxys As Akustisk undervanns overvåkningssystem
JP2004085201A (ja) * 2002-08-22 2004-03-18 Chubu Electric Power Co Inc 振動源探査システム
FR2939510B1 (fr) * 2008-12-08 2010-12-31 Inst Francais Du Petrole Methode de detection et localisation de l'amorce de fissuration de type ssc dans un acier soumis a un milieu aqueux acide contenant des elements hydrogenants
MY163821A (en) * 2010-10-25 2017-10-31 Lockheed Corp Remote flooded member detection
RU2497109C2 (ru) * 2011-10-07 2013-10-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Комсомольский-на-Амуре государственный технический университет" (ФГБОУВПО "КнАГТУ") Способ механического испытания на сплющивание с анализом акустико-эмиссионных сигналов
AU2013356869B2 (en) * 2012-12-12 2017-02-09 Ernst Jacobus Gustav Pretorius Device and system for and a method of monitoring a cable for a physical disturbance
WO2025045381A1 (en) * 2023-09-01 2025-03-06 Framatome Gmbh A method for detecting a crack growth in a component of a plant or a vehicle and a corresponding system

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286224A (en) * 1965-02-15 1966-11-15 Gen Dynamics Corp Acoustic direction finding system
US3531764A (en) * 1969-05-12 1970-09-29 Sanders Associates Inc Wind compensated acoustic direction finder
DE2007490C1 (de) * 1970-02-19 1978-04-27 Fried. Krupp Gmbh Krupp Atlas- Elektronik Bremen, 2800 Bremen Vorrichtung zum Klassifizieren von Geräuschquellen
FR2091906B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1970-04-15 1973-12-21 Inst Francais Du Petrole
GB1415666A (en) * 1972-04-12 1975-11-26 Atomic Energy Authority Uk Methods and apparatus for the location of sources of pulse like signals
US3838593A (en) * 1972-11-06 1974-10-01 Exxon Research Engineering Co Acoustic leak location and detection system
US3924456A (en) * 1973-08-17 1975-12-09 Western Electric Co Methods and apparatus for detecting the presence of cracks in a workpiece by the use of stress waves emitted therefrom
JPS5248032B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1973-08-27 1977-12-07
DE2413544C2 (de) * 1974-03-21 1982-04-29 Fried. Krupp Gmbh, 4300 Essen Verfahren zum Bilden eines Summensignals und zweier Differenzsignale zum Anzeigen der Richtung einfallender Schallwellen und Vorrichtung zu seiner Ausübung
US4128011A (en) * 1974-07-16 1978-12-05 Savage Robert J Investigation of the soundness of structures
US3985024A (en) * 1975-02-28 1976-10-12 Grumman Corporation Acoustic emission process and system for improved flaw source location
US4033179A (en) * 1975-03-07 1977-07-05 Westinghouse Electric Corporation Acoustic emission monitoring system
US4009463A (en) * 1975-03-13 1977-02-22 Westinghouse Electric Corporation Acoustic emission monitoring system
JPS5823895B2 (ja) * 1976-05-25 1983-05-18 岩崎通信機株式会社 振動源位置検出方法およびその装置
US4269065A (en) * 1978-03-01 1981-05-26 Clark Robert N Ultrasonic detector apparatus
JPS5585269A (en) * 1978-12-23 1980-06-27 Nippon Ii T L Kk Device for ranging sound source and the like
US4380172A (en) * 1981-02-19 1983-04-19 General Electric Company On-line rotor crack detection

Also Published As

Publication number Publication date
DK182182A (da) 1982-04-23
WO1982000718A1 (en) 1982-03-04
NO821321L (no) 1982-04-23
CA1178706A (en) 1984-11-27
FR2489522A1 (fr) 1982-03-05
US4481818A (en) 1984-11-13
FR2489522B1 (fr) 1985-11-15
NO152988C (no) 1986-01-02
AU547990B2 (en) 1985-11-14
BE890058A (fr) 1981-12-16
GB2097122A (en) 1982-10-27
DK152599C (da) 1988-09-19
GB2097122B (en) 1984-08-22
NO152988B (no) 1985-09-16
DK152599B (da) 1988-03-21
DE3152258A1 (en) 1982-10-07
SE8005963L (sv) 1982-02-27
AU7537481A (en) 1982-03-17
NL8120316A (nl) 1982-07-01
JPS57501492A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1982-08-19

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