BRPI0907968A2 - método de seleção de frequência e método de medição de nível de endurecimento de medição de corrente parasita - Google Patents

método de seleção de frequência e método de medição de nível de endurecimento de medição de corrente parasita

Info

Publication number
BRPI0907968A2
BRPI0907968A2 BRPI0907968A BRPI0907968A BRPI0907968A2 BR PI0907968 A2 BRPI0907968 A2 BR PI0907968A2 BR PI0907968 A BRPI0907968 A BR PI0907968A BR PI0907968 A BRPI0907968 A BR PI0907968A BR PI0907968 A2 BRPI0907968 A2 BR PI0907968A2
Authority
BR
Brazil
Prior art keywords
eddy current
frequency selection
measurement
current measurement
selection method
Prior art date
Application number
BRPI0907968A
Other languages
English (en)
Inventor
Ymamoto Takanari
Original Assignee
Toyota Motor Co Ltd
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 Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Publication of BRPI0907968A2 publication Critical patent/BRPI0907968A2/pt

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
    • G01N27/725—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables by using magneto-acoustical effects or the Barkhausen effect

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)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
BRPI0907968A 2008-10-28 2009-10-16 método de seleção de frequência e método de medição de nível de endurecimento de medição de corrente parasita BRPI0907968A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008276575A JP5104719B2 (ja) 2008-10-28 2008-10-28 渦流測定における周波数選定方法および焼き入れ深さ測定方法
PCT/JP2009/005407 WO2010050134A1 (ja) 2008-10-28 2009-10-16 渦流測定における周波数選定方法および焼き入れ深さ測定方法

Publications (1)

Publication Number Publication Date
BRPI0907968A2 true BRPI0907968A2 (pt) 2018-05-22

Family

ID=42128507

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0907968A BRPI0907968A2 (pt) 2008-10-28 2009-10-16 método de seleção de frequência e método de medição de nível de endurecimento de medição de corrente parasita

Country Status (7)

Country Link
US (1) US8432161B2 (pt)
EP (1) EP2327982A4 (pt)
JP (1) JP5104719B2 (pt)
KR (1) KR101218442B1 (pt)
CN (1) CN101960302B (pt)
BR (1) BRPI0907968A2 (pt)
WO (1) WO2010050134A1 (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120043962A1 (en) * 2010-08-20 2012-02-23 Changting Wang Method and apparatus for eddy current inspection of case-hardended metal components
US9082228B2 (en) * 2011-01-12 2015-07-14 Intel Corporation Analytical motion blur rasterization with compression
JP6067211B2 (ja) * 2011-05-27 2017-01-25 日産自動車株式会社 非接触給電装置
CN102506798A (zh) * 2011-10-25 2012-06-20 马鞍山方圆回转支承股份有限公司 便携式回转支承滚道淬火深度无损检测装置
JP6551885B2 (ja) * 2015-10-03 2019-07-31 国立大学法人 岡山大学 非破壊検査装置及び非破壊検査方法
CN106596712B (zh) * 2016-11-22 2017-11-28 西安交通大学 一种基于缺陷深度的选频带脉冲涡流无损检测方法
JP7502705B2 (ja) * 2021-03-17 2024-06-19 日本製鉄株式会社 硬度演算装置、硬度測定システム、及び硬度演算方法
CN118854012B (zh) * 2024-09-29 2025-01-28 南高齿(包头)传动设备有限公司 感应器感应涡流采集装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5648611A (en) * 1993-12-22 1997-07-15 The Timken Company Process for measuring the case depth of case-carburized steel
JP2002014081A (ja) 2000-06-30 2002-01-18 Sensor System Kk 焼入深度測定方法及びその装置
DE10337629A1 (de) 2002-08-23 2004-03-04 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Antrieb
CN2938086Y (zh) * 2006-08-17 2007-08-22 游凤荷 金属材料表面硬化层深的涡流检测仪
JP4807281B2 (ja) * 2006-11-27 2011-11-02 トヨタ自動車株式会社 焼入パターン検査方法及び検査装置
JP4811276B2 (ja) * 2007-01-10 2011-11-09 トヨタ自動車株式会社 焼き入れ深さ測定装置および焼き入れ深さ測定方法
JP4998821B2 (ja) * 2007-03-14 2012-08-15 住友金属工業株式会社 渦流検査方法及び該渦流検査方法を実施するための渦流検査装置
JP4978360B2 (ja) * 2007-07-26 2012-07-18 トヨタ自動車株式会社 焼き入れ深さ測定装置および焼き入れ深さ測定方法

Also Published As

Publication number Publication date
EP2327982A4 (en) 2013-02-27
KR101218442B1 (ko) 2013-01-04
JP2010107214A (ja) 2010-05-13
JP5104719B2 (ja) 2012-12-19
US20120126802A1 (en) 2012-05-24
KR20100107059A (ko) 2010-10-04
WO2010050134A1 (ja) 2010-05-06
EP2327982A1 (en) 2011-06-01
CN101960302B (zh) 2012-07-04
CN101960302A (zh) 2011-01-26
US8432161B2 (en) 2013-04-30

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2484 DE 14-08-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.