KR101268783B1 - 자성금속의 요철표면결함의 검출방법 및 장치 - Google Patents

자성금속의 요철표면결함의 검출방법 및 장치 Download PDF

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KR101268783B1
KR101268783B1 KR1020127033820A KR20127033820A KR101268783B1 KR 101268783 B1 KR101268783 B1 KR 101268783B1 KR 1020127033820 A KR1020127033820 A KR 1020127033820A KR 20127033820 A KR20127033820 A KR 20127033820A KR 101268783 B1 KR101268783 B1 KR 101268783B1
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magnetic
magnetic metal
magnetic flux
metal
uneven surface
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KR20130008093A (ko
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타카히로 코시하라
히로하루 카토
아키오 나가무네
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제이에프이 스틸 가부시키가이샤
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    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
    • 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

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  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
KR1020127033820A 2007-08-23 2008-08-20 자성금속의 요철표면결함의 검출방법 및 장치 Active KR101268783B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2007-217180 2007-08-23
JP2007217180A JP5186837B2 (ja) 2007-08-23 2007-08-23 微小凹凸表面欠陥の検出方法及び装置
PCT/JP2008/065221 WO2009025384A1 (ja) 2007-08-23 2008-08-20 凹凸表面欠陥の検出方法及び装置

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KR1020097024860A Division KR101255412B1 (ko) 2007-08-23 2008-08-20 자성금속의 요철표면결함의 검출방법

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KR20130008093A KR20130008093A (ko) 2013-01-21
KR101268783B1 true KR101268783B1 (ko) 2013-05-29

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KR1020097024860A Active KR101255412B1 (ko) 2007-08-23 2008-08-20 자성금속의 요철표면결함의 검출방법

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US (1) US8466673B2 (enExample)
EP (1) EP2146202B1 (enExample)
JP (1) JP5186837B2 (enExample)
KR (2) KR101268783B1 (enExample)
CN (1) CN101688851B (enExample)
TW (1) TWI480546B (enExample)
WO (1) WO2009025384A1 (enExample)

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KR20220098020A (ko) * 2019-12-20 2022-07-08 제이에프이 스틸 가부시키가이샤 누설 자기 검사 장치 및 결함 검사 방법

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JP5003351B2 (ja) * 2007-08-23 2012-08-15 Ｊｆｅスチール株式会社 磁性金属帯の微小表面欠陥の品質検査方法及び装置
TWI439947B (zh) * 2010-11-11 2014-06-01 Ind Tech Res Inst 辨識人體移動行為之方法及系統
US10175200B2 (en) * 2014-05-30 2019-01-08 Prime Photonics, Lc Methods and systems for detecting nonuniformities in a material, component, or structure
JP6179482B2 (ja) * 2014-08-08 2017-08-16 Ｊｆｅスチール株式会社 微小凹凸表面欠陥の検出方法及び検出装置
CN104112563B (zh) * 2014-08-13 2016-06-01 爱德森（厦门）电子有限公司 一种交流恒磁源的设计与使用方法
CN104266619B (zh) * 2014-09-12 2017-05-17 首钢总公司 一种测定热镀锌钢板表面锌渣位置及密度分布的方法
CN104458894B (zh) * 2014-12-08 2017-06-06 国家电网公司 高速水轮发电机转子磁极磁轭t尾槽的检测方法及其装置
JP6441094B2 (ja) * 2015-01-27 2018-12-19 国立大学法人東京農工大学 電磁鋼板の物性評価装置、その評価方法、並びに電磁鋼板の製造システム及び電磁鋼板の製造方法
EP3275890A4 (en) * 2015-03-23 2018-09-05 The Chugoku Electric Power Co., Inc. Adhesive molecule
JP6514592B2 (ja) * 2015-07-16 2019-05-15 住友化学株式会社 欠陥測定方法、欠陥測定装置および検査プローブ
CN105203012A (zh) * 2015-10-12 2015-12-30 无锡乐尔科技有限公司 一种磁性厚度传感器
CN105526851B (zh) * 2016-01-25 2018-04-20 广州文冲船厂有限责任公司 一种麻点面积检测器及检测方法
CN106290552B (zh) * 2016-08-01 2019-09-13 四川大学 一种基于旋转磁化场的钢板漏磁检测装置
CN106585100B (zh) * 2016-12-20 2018-05-08 武汉钢铁有限公司 带材表面缺陷喷涂标识设备
CN106907992A (zh) * 2017-03-01 2017-06-30 米艾德智能科技（苏州）有限公司 一种贴片检测系统及检测方法
ES3040734T3 (en) * 2017-10-06 2025-11-04 Rosen Ip Ag Method for determining the geometry of a defect and for determining a load capacity limit
TWI663395B (zh) * 2018-11-02 2019-06-21 中國鋼鐵股份有限公司 Steel strip crease detection method
CN110108784A (zh) * 2019-06-03 2019-08-09 中国计量大学 一种基于低频漏磁的焊缝检测便携式笔
TWI911233B (zh) 2020-06-18 2026-01-11 泰商榮龍工程設備服務有限公司 一用於偵測一表面之不平整度之感測器模組，一具有該模組之裝置，以及一使用該感測器模組，以偵測一表面其不平整度之方法
CN112986526B (zh) * 2021-02-09 2024-01-09 鞍钢股份有限公司 一种钢坯表面缺陷自动检查装置及方法
CN113376350B (zh) * 2021-08-14 2021-10-26 湖南博之凯创新科技有限公司 一种工程机械覆盖件的曲面缺陷检测工具
CN117109481B (zh) * 2023-07-28 2024-12-24 中国水利水电第五工程局有限公司 一种过流面混凝土整体平整度及过流能力检测评价方法

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JP2005227133A (ja) 2004-02-13 2005-08-25 Jfe Steel Kk ほうろう用鋼板の製造方法

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220098020A (ko) * 2019-12-20 2022-07-08 제이에프이 스틸 가부시키가이샤 누설 자기 검사 장치 및 결함 검사 방법
KR102716688B1 (ko) 2019-12-20 2024-10-11 제이에프이 스틸 가부시키가이샤 누설 자기 검사 장치 및 결함 검사 방법

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US8466673B2 (en) 2013-06-18
EP2146202A1 (en) 2010-01-20
US20110000338A1 (en) 2011-01-06
KR101255412B1 (ko) 2013-04-17
TWI480546B (zh) 2015-04-11
CN101688851A (zh) 2010-03-31
EP2146202B1 (en) 2019-09-18
WO2009025384A1 (ja) 2009-02-26
TW200918890A (en) 2009-05-01
JP5186837B2 (ja) 2013-04-24
KR20130008093A (ko) 2013-01-21
JP2009052903A (ja) 2009-03-12
CN101688851B (zh) 2015-07-08
KR20100007936A (ko) 2010-01-22
EP2146202A4 (en) 2017-01-18

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