WO2012081873A3 - 초고주기 피로시험장치 - Google Patents

초고주기 피로시험장치 Download PDF

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Publication number
WO2012081873A3
WO2012081873A3 PCT/KR2011/009540 KR2011009540W WO2012081873A3 WO 2012081873 A3 WO2012081873 A3 WO 2012081873A3 KR 2011009540 W KR2011009540 W KR 2011009540W WO 2012081873 A3 WO2012081873 A3 WO 2012081873A3
Authority
WO
WIPO (PCT)
Prior art keywords
specimen
high frequency
ultra high
crack
fatigue tester
Prior art date
Application number
PCT/KR2011/009540
Other languages
English (en)
French (fr)
Other versions
WO2012081873A2 (ko
Inventor
안세영
권현화
황정호
Original Assignee
메디소스플러스(주)
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 메디소스플러스(주) filed Critical 메디소스플러스(주)
Publication of WO2012081873A2 publication Critical patent/WO2012081873A2/ko
Publication of WO2012081873A3 publication Critical patent/WO2012081873A3/ko

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
    • G01N27/02—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
    • 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
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0001—Type of application of the stress
    • G01N2203/0005—Repeated or cyclic
    • G01N2203/0008—High frequencies from 10 000 Hz
    • 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
    • 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
    • G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
    • G01N2203/0073—Fatigue
    • 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
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/0617—Electrical or magnetic indicating, recording or sensing means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

본 발명의 초고주기 피로시험장치는, 시험편에 미리 정해진 주파수를 갖는 진동을 인가하는 진동 발생유닛; 상기 진동 발생유닛을 구동시키기 위한 전력을 공급하는 전력 발생기; 및 상기 시험편의 전기적 저항의 변화에 기초하여 상기 시험편에서 발생하는 크랙을 검출하는 크랙 검출유닛을 포함한다. 본 발명에 의하면, 간단한 구성을 갖는 크랙 검출 시스템을 구현할 수 있으면서도 시험편에서 크랙의 발생 및 성장을 신속하고 정확하게 확인할 수 있다.
PCT/KR2011/009540 2010-12-13 2011-12-12 초고주기 피로시험장치 WO2012081873A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2010-0127026 2010-12-13
KR1020100127026A KR101041899B1 (ko) 2010-12-13 2010-12-13 초고주기 피로시험장치

Publications (2)

Publication Number Publication Date
WO2012081873A2 WO2012081873A2 (ko) 2012-06-21
WO2012081873A3 true WO2012081873A3 (ko) 2012-10-04

Family

ID=44405652

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2011/009540 WO2012081873A2 (ko) 2010-12-13 2011-12-12 초고주기 피로시험장치

Country Status (2)

Country Link
KR (1) KR101041899B1 (ko)
WO (1) WO2012081873A2 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101304878B1 (ko) 2011-08-09 2013-09-06 메디소스플러스(주) 초고주기 피로시험장치
GB2497804B (en) * 2011-12-21 2016-06-22 Illinois Tool Works Material testing with temperature feedback
KR101403030B1 (ko) * 2012-10-18 2014-06-03 주식회사 엠브로지아 초음파 피로시험장치
DE102012110811B4 (de) * 2012-11-12 2014-12-04 Technische Universität Kaiserslautern Körperschaft des öffentlichen Rechts Prüfvorrichtung und Verfahren zur Beurteilung des Ermüdungsverhaltens eines Prüflings
KR101666664B1 (ko) * 2014-04-14 2016-10-14 선문대학교 산학협력단 자기변형소자를 이용한 다축방향 프레팅 마모 실험 장치
KR102504778B1 (ko) * 2017-09-01 2023-02-28 주식회사 파루인쇄전자 발열필름의 기계적 열적 성능 테스트 방법 및 장치
CN109085075A (zh) * 2018-08-13 2018-12-25 中国电力科学研究院有限公司 一种复合绝缘子的大扰度屈曲测试装置
KR102148978B1 (ko) * 2020-05-07 2020-08-27 선문대학교 산학협력단 초고주기 피로 시험 방법
KR102148977B1 (ko) * 2020-05-07 2020-08-27 선문대학교 산학협력단 초고주기 피로 시험 장치
KR20210156390A (ko) 2020-06-17 2021-12-27 한국철도기술연구원 저온 초고주기 피로시험장치
KR102516962B1 (ko) * 2021-07-13 2023-04-03 한국전자기술연구원 시편 저항 측정 및 인장 시험용 지그

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002082084A (ja) * 2000-09-08 2002-03-22 Canon Inc クラック検出法
US6732591B2 (en) * 2000-08-09 2004-05-11 Rolls-Royce Plc Device and method for fatigue testing of materials
KR100943199B1 (ko) * 2009-11-17 2010-02-19 선문대학교 산학협력단 초고주기 피로시험장치

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6732591B2 (en) * 2000-08-09 2004-05-11 Rolls-Royce Plc Device and method for fatigue testing of materials
JP2002082084A (ja) * 2000-09-08 2002-03-22 Canon Inc クラック検出法
KR100943199B1 (ko) * 2009-11-17 2010-02-19 선문대학교 산학협력단 초고주기 피로시험장치

Also Published As

Publication number Publication date
KR101041899B1 (ko) 2011-06-15
WO2012081873A2 (ko) 2012-06-21

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