GB2223319B - Method & means for fatigue testing - Google Patents

Method & means for fatigue testing

Info

Publication number
GB2223319B
GB2223319B GB8823138A GB8823138A GB2223319B GB 2223319 B GB2223319 B GB 2223319B GB 8823138 A GB8823138 A GB 8823138A GB 8823138 A GB8823138 A GB 8823138A GB 2223319 B GB2223319 B GB 2223319B
Authority
GB
United Kingdom
Prior art keywords
fatigue testing
fatigue
testing
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 - Fee Related
Application number
GB8823138A
Other versions
GB2223319A (en
GB8823138D0 (en
Inventor
Edwin Stephen Twigg
Ian Waltham Hussey
Leon Grabowski
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB8823138A priority Critical patent/GB2223319B/en
Publication of GB8823138D0 publication Critical patent/GB8823138D0/en
Publication of GB2223319A publication Critical patent/GB2223319A/en
Application granted granted Critical
Publication of GB2223319B publication Critical patent/GB2223319B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/1765—Method using an image detector and processing of image signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/084—Fibres for remote transmission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/006—Crack, flaws, fracture or rupture
    • G01N2203/0062—Crack or flaws
    • G01N2203/0066—Propagation of crack
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/022—Environment of the test
    • G01N2203/0222—Temperature
    • G01N2203/0226—High temperature; Heating means

Landscapes

  • Physics & Mathematics (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 Strength Of Materials By Application Of Mechanical Stress (AREA)
GB8823138A 1988-10-03 1988-10-03 Method & means for fatigue testing Expired - Fee Related GB2223319B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8823138A GB2223319B (en) 1988-10-03 1988-10-03 Method & means for fatigue testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8823138A GB2223319B (en) 1988-10-03 1988-10-03 Method & means for fatigue testing

Publications (3)

Publication Number Publication Date
GB8823138D0 GB8823138D0 (en) 1988-11-09
GB2223319A GB2223319A (en) 1990-04-04
GB2223319B true GB2223319B (en) 1992-08-26

Family

ID=10644610

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8823138A Expired - Fee Related GB2223319B (en) 1988-10-03 1988-10-03 Method & means for fatigue testing

Country Status (1)

Country Link
GB (1) GB2223319B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105067428A (en) * 2015-08-13 2015-11-18 芜湖市汽车产业技术研究院有限公司 Crack initiation life test machine for elastic materials and using method thereof

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5517861A (en) * 1994-10-11 1996-05-21 United Technologies Corporation High temperature crack monitoring apparatus
EP1424547B1 (en) * 2002-10-10 2006-12-13 Illinois Tool Works Inc. Testing of samples
GB2394062A (en) * 2002-10-10 2004-04-14 Instron Ltd Mechanical testing of material samples
FR3011929A1 (en) * 2013-10-16 2015-04-17 Univ Lille 1 Sciences & Technologies FOLLOWING THE STRICTION OF A MATERIAL WHATEVER IT IS LOOKED AT BY TWO 3D CAMERAS.
CN114998717B (en) * 2022-04-19 2024-05-31 湖南康桥智能科技有限公司 Video monitoring method for apparent fatigue crack development trend of steel box girder

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175447A (en) * 1977-10-26 1979-11-27 Kabushiki Kaisha Komatsu Seisakusho Apparatus for detecting crack length of a test piece in a fatigue test
GB2057124A (en) * 1979-08-23 1981-03-25 Deutsche Forsch Luft Raumfahrt Crack development measuring equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4175447A (en) * 1977-10-26 1979-11-27 Kabushiki Kaisha Komatsu Seisakusho Apparatus for detecting crack length of a test piece in a fatigue test
GB2057124A (en) * 1979-08-23 1981-03-25 Deutsche Forsch Luft Raumfahrt Crack development measuring equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105067428A (en) * 2015-08-13 2015-11-18 芜湖市汽车产业技术研究院有限公司 Crack initiation life test machine for elastic materials and using method thereof
CN105067428B (en) * 2015-08-13 2018-07-24 芜湖市汽车产业技术研究院有限公司 For elastic material crack initiation life testing machine and use its method

Also Published As

Publication number Publication date
GB2223319A (en) 1990-04-04
GB8823138D0 (en) 1988-11-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001003