FR2936875B1 - Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube - Google Patents

Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube

Info

Publication number
FR2936875B1
FR2936875B1 FR0856708A FR0856708A FR2936875B1 FR 2936875 B1 FR2936875 B1 FR 2936875B1 FR 0856708 A FR0856708 A FR 0856708A FR 0856708 A FR0856708 A FR 0856708A FR 2936875 B1 FR2936875 B1 FR 2936875B1
Authority
FR
France
Prior art keywords
deposits
tube
detection
wall
ferromagnetic material
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.)
Active
Application number
FR0856708A
Other languages
English (en)
Other versions
FR2936875A1 (fr
Inventor
Antoine Gemma
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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
Priority to FR0856708A priority Critical patent/FR2936875B1/fr
Application filed by Electricite de France SA filed Critical Electricite de France SA
Priority to KR1020117009987A priority patent/KR20110083639A/ko
Priority to EP09783746A priority patent/EP2342554A1/fr
Priority to JP2011529577A priority patent/JP2012504756A/ja
Priority to PCT/EP2009/062907 priority patent/WO2010037869A1/fr
Priority to CN2009801393594A priority patent/CN102171558A/zh
Priority to US13/122,133 priority patent/US20110241660A1/en
Publication of FR2936875A1 publication Critical patent/FR2936875A1/fr
Application granted granted Critical
Publication of FR2936875B1 publication Critical patent/FR2936875B1/fr
Priority to ZA2011/02438A priority patent/ZA201102438B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning
    • G01N27/902—Arrangements for scanning by moving the sensors
    • 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
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • 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
FR0856708A 2008-10-03 2008-10-03 Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube Active FR2936875B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR0856708A FR2936875B1 (fr) 2008-10-03 2008-10-03 Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube
EP09783746A EP2342554A1 (fr) 2008-10-03 2009-10-05 Perfectionnements à la détection de dépôts comportant au moins un matériau ferromagnétique sur ou à proximité de la paroi externe d'un tube
JP2011529577A JP2012504756A (ja) 2008-10-03 2009-10-05 管の外壁上又は外壁に近接した少なくとも１つの強磁性体を含む付着物の検出の改良
PCT/EP2009/062907 WO2010037869A1 (fr) 2008-10-03 2009-10-05 Perfectionnements à la détection de dépôts comportant au moins un matériau ferromagnétique sur ou à proximité de la paroi externe d'un tube
KR1020117009987A KR20110083639A (ko) 2008-10-03 2009-10-05 튜브의 외벽 표면 또는 근처에서 최소 하나의 강자성 물질을 포함하는 축적물의 검출을 위한 개선
CN2009801393594A CN102171558A (zh) 2008-10-03 2009-10-05 对位于管的外壁之上或附近的包括至少一种铁磁材料的沉积物的检测的改进
US13/122,133 US20110241660A1 (en) 2008-10-03 2009-10-05 The detection of deposits comprising at least one ferromagnetic material on or close to the external wall of a tube
ZA2011/02438A ZA201102438B (en) 2008-10-03 2011-04-01 Improvements in the detection of deposits comprising at least one ferromagnetic material on or close to the external wall of a tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0856708A FR2936875B1 (fr) 2008-10-03 2008-10-03 Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube

Publications (2)

Publication Number Publication Date
FR2936875A1 FR2936875A1 (fr) 2010-04-09
FR2936875B1 true FR2936875B1 (fr) 2010-11-26

Family

ID=40626872

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0856708A Active FR2936875B1 (fr) 2008-10-03 2008-10-03 Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube

Country Status (8)

Country Link
US (1) US20110241660A1 (fr)
EP (1) EP2342554A1 (fr)
JP (1) JP2012504756A (fr)
KR (1) KR20110083639A (fr)
CN (1) CN102171558A (fr)
FR (1) FR2936875B1 (fr)
WO (1) WO2010037869A1 (fr)
ZA (1) ZA201102438B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2931241B1 (fr) * 2008-05-16 2010-05-28 Electricite De France Procede et dispositif de detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube
FR2960336B1 (fr) * 2010-05-19 2012-06-22 Areva Np Ensemble et procede de detection et de mesure du taux de colmatage des passages d'eau dans un circuit secondaire d'un reacteur nucleaire a eau sous pression
JP5791279B2 (ja) 2011-01-06 2015-10-07 三菱重工業株式会社 付着物計測装置及び付着物計測方法並びに付着物計測プログラム
JP5905232B2 (ja) * 2011-10-20 2016-04-20 三菱重工業株式会社 挿通孔の閉塞率評価システム、閉塞率評価方法及び閉塞率評価プログラム
FR2999776B1 (fr) * 2012-12-19 2015-01-09 Electricite De France Procede d'evaluation du colmatage d'un echangeur thermique
CN114923131B (zh) * 2022-05-18 2024-01-26 昆明理工大学 一种检测管道淤积的方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088946A (en) * 1975-07-28 1978-05-09 Westinghouse Electric Corp. Magnetic bridge transducer formed with permanent magnets and a hall effect sensor for identifying the presence and location of ferromagnetic discontinuities within or on a tubular specimen
FR2834341B1 (fr) * 2001-12-28 2004-06-18 Commissariat Energie Atomique Sonde controle, par courants de foucault, d'un materiau entourant un tube, procede de traitement des signaux fournis par la sonde, application aux echangeurs de chaleur
US20040257072A1 (en) * 2003-06-19 2004-12-23 Rock Samson Dual-sensitivity eddy current test probe

Also Published As

Publication number Publication date
JP2012504756A (ja) 2012-02-23
ZA201102438B (en) 2011-12-28
US20110241660A1 (en) 2011-10-06
CN102171558A (zh) 2011-08-31
FR2936875A1 (fr) 2010-04-09
KR20110083639A (ko) 2011-07-20
EP2342554A1 (fr) 2011-07-13
WO2010037869A1 (fr) 2010-04-08

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