WO2011056040A3 - 누설자속 측정에 의한 비파괴 탐상장치 - Google Patents

누설자속 측정에 의한 비파괴 탐상장치 Download PDF

Info

Publication number
WO2011056040A3
WO2011056040A3 PCT/KR2010/007865 KR2010007865W WO2011056040A3 WO 2011056040 A3 WO2011056040 A3 WO 2011056040A3 KR 2010007865 W KR2010007865 W KR 2010007865W WO 2011056040 A3 WO2011056040 A3 WO 2011056040A3
Authority
WO
WIPO (PCT)
Prior art keywords
magnetic flux
flux leakage
main body
detecting apparatus
leakage measurement
Prior art date
Application number
PCT/KR2010/007865
Other languages
English (en)
French (fr)
Other versions
WO2011056040A2 (ko
Inventor
유권상
박수영
이윤희
윤기봉
Original Assignee
한국표준과학연구원
중앙대학교 산학협력단
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 한국표준과학연구원, 중앙대학교 산학협력단 filed Critical 한국표준과학연구원
Publication of WO2011056040A2 publication Critical patent/WO2011056040A2/ko
Publication of WO2011056040A3 publication Critical patent/WO2011056040A3/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
    • G01N27/72—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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G01N27/87—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields using probes
    • 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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • 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

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)

Abstract

본 발명은 누설자속 검출장비의 불편함을 해소하고 동시에 상기의 다른 주행형 검출장비에 복합적으로 적용가능한 누설자속 측정에 의한 비파괴 탐상장치로서, 더욱 상세하게는 구동바퀴가 부착된 몸체;와 상기 몸체에 구비되어 몸체와 자성의 피검체 사이에 인력을 형성하는 영구자석; 및 상기 몸체에 구비되며 상기 영구자석에 의해 자화된 상기 피검체의 결함부위에서 발생하는 누설자속을 검출하는 자기장 검출센서를 고정하는 센서지지부;로 이루어진 누설자속 측정에 의한 비파괴 탐상장치이다.
PCT/KR2010/007865 2009-11-09 2010-11-09 누설자속 측정에 의한 비파괴 탐상장치 WO2011056040A2 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020090107495A KR101165237B1 (ko) 2009-11-09 2009-11-09 누설자속 측정에 의한 비파괴 탐상장치
KR10-2009-0107495 2009-11-09

Publications (2)

Publication Number Publication Date
WO2011056040A2 WO2011056040A2 (ko) 2011-05-12
WO2011056040A3 true WO2011056040A3 (ko) 2011-09-15

Family

ID=43970587

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2010/007865 WO2011056040A2 (ko) 2009-11-09 2010-11-09 누설자속 측정에 의한 비파괴 탐상장치

Country Status (2)

Country Link
KR (1) KR101165237B1 (ko)
WO (1) WO2011056040A2 (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2492745A (en) * 2011-06-06 2013-01-16 Silverwing Uk Ltd Magnetic flux leakage inspection
CN107588894A (zh) * 2017-09-15 2018-01-16 北京电子工程总体研究所 一种用于箱体密封性检查的微型探测装置
KR102190040B1 (ko) 2019-05-30 2020-12-11 주식회사 이첸 휴대형 비파괴 검사장치
KR20210068675A (ko) 2019-12-02 2021-06-10 한국건설기술연구원 탈부착 가능한 영구자석 및 드론을 활용한 진동 기반 구조물 손상 감지 시스템 및 그 방법
KR102267719B1 (ko) 2019-12-20 2021-06-22 주식회사 포스코플랜텍 배관 검사장치
CN111751440B (zh) * 2020-06-17 2022-07-01 清华大学 钢材缺陷内外磁扰动综合检测装置及检测方法
CN112834606B (zh) * 2021-01-07 2022-11-29 清华大学 基于聚焦漏磁复合检测的内外壁缺陷识别的方法和装置
KR102339941B1 (ko) * 2021-04-12 2021-12-16 (주)스마트 제어계측 전주의 철근파단 진단을 위한 비파괴 검사 장비 및 그 장비를 이용한 진단 방법
KR102461002B1 (ko) * 2021-09-01 2022-10-28 신종환 이동성을 갖춘 유체 실린더의 유체 누출 감지 장치
CN113945628B (zh) * 2021-11-09 2024-05-03 中国特种设备检测研究院 用于大型储罐壁板漏磁检测机器人的磁场调整装置及方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872378A (en) * 1971-10-01 1975-03-18 Sumitomo Metal Ind Apparatus for supporting and propelling material through magnetic flaw detection devices
US4510447A (en) * 1981-10-26 1985-04-09 Exxon Production Research Co. Inspection apparatus for electromagnetically detecting flaws in the wall of a pipe
JPS61213667A (ja) * 1985-03-20 1986-09-22 Mitsubishi Heavy Ind Ltd 磁気探傷装置
JPH07294491A (ja) * 1994-04-27 1995-11-10 Nkk Corp 磁気探傷装置
US5514956A (en) * 1994-10-11 1996-05-07 Industrial Sensors And Actuators Release mechanism for high-magnetization magnetic inspection apparatus for use in inspecting storage tank bottoms
KR20080098426A (ko) * 2006-02-23 2008-11-07 엔엑스피 비 브이 자기저항 센서 디바이스, 장치 및 자기저항 센서 디바이스의 제조 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3872378A (en) * 1971-10-01 1975-03-18 Sumitomo Metal Ind Apparatus for supporting and propelling material through magnetic flaw detection devices
US4510447A (en) * 1981-10-26 1985-04-09 Exxon Production Research Co. Inspection apparatus for electromagnetically detecting flaws in the wall of a pipe
JPS61213667A (ja) * 1985-03-20 1986-09-22 Mitsubishi Heavy Ind Ltd 磁気探傷装置
JPH07294491A (ja) * 1994-04-27 1995-11-10 Nkk Corp 磁気探傷装置
US5514956A (en) * 1994-10-11 1996-05-07 Industrial Sensors And Actuators Release mechanism for high-magnetization magnetic inspection apparatus for use in inspecting storage tank bottoms
KR20080098426A (ko) * 2006-02-23 2008-11-07 엔엑스피 비 브이 자기저항 센서 디바이스, 장치 및 자기저항 센서 디바이스의 제조 방법

Also Published As

Publication number Publication date
KR20110050909A (ko) 2011-05-17
WO2011056040A2 (ko) 2011-05-12
KR101165237B1 (ko) 2012-07-16

Similar Documents

Publication Publication Date Title
WO2011056040A3 (ko) 누설자속 측정에 의한 비파괴 탐상장치
EP2138836A3 (en) Permanent magnet rotor crack detection
EP2520945A4 (en) MAGNETIC FIELD DETECTION DEVICE AND ELECTRICITY SENSOR
BR112012009840A2 (pt) ferramenta de posicionamento
WO2011159721A3 (en) System and method for magnetically concentrating and detecting biomarkers
WO2013027074A3 (en) Magnetometer, method for its operation and non-destructive material testing apparatus
CN104458892B (zh) 一种钢型材缺陷检测装置
EP2607873A3 (en) System and method for detecting magnetic noise by applying a switching function to magnetic field sensing coils
MX353552B (es) Sensor diferencial, sistema de inspección y método para la detección de anomalías en materiales conductores de la electricidad.
WO2010136164A3 (de) Verfahren und anordnung zur magnetischen positionsbestimmung
PL2389564T3 (pl) Sposób indukcyjnego wytwarzania elektrycznego sygnału pomiarowego oraz przynależne urządzenie czujnikowe
EP2450700A4 (en) METHOD AND DEVICE FOR TESTING THE WEAKNESS IN A LACKING MAGNETIC RIVER
AU2006284832A8 (en) NMR device for detection of analytes involving magnetic particles
WO2009099766A3 (en) Endotracheal tube sensor
WO2007133846A3 (en) Electromagnetic flaw detection apparatus for inspection of a tubular
WO2012119118A3 (en) Sampling probes, systems, apparatuses, and methods
WO2011160796A3 (de) Vorrichtung zum erzeugen eines sensorsignals und verfahren zur bestimmung der position eines gebers
GB2558154A (en) Graphene-based magnetic hall sensor for fluid flow analysis at nanoscale level
EP2336349A4 (en) RAPID METHOD FOR DETECTING MICROORGANISMS WITH MAGNETIC PARTICLES
WO2008117618A1 (ja) 磁歪式応力センサ
GB0602229D0 (en) Electrical potential sensor for use in the detection of nuclear magnetic resonance signals
WO2007101993A3 (en) Electromagnetic assay
SG10201803954PA (en) An apparatus and method for tracking a device
WO2014096942A3 (es) Herramienta inteligente para la detección de perforaciones, cascotas y abolladuras en tuberías de transporte
WO2014053917A3 (en) Driving a rotating device based on a combination of speed detection by a sensor and sensor-less speed detection

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10828575

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 10828575

Country of ref document: EP

Kind code of ref document: A2