JPS566178A - Method and device of detecting magnetic deposit on heat exchanger and the like - Google Patents

Method and device of detecting magnetic deposit on heat exchanger and the like

Info

Publication number
JPS566178A
JPS566178A JP8206880A JP8206880A JPS566178A JP S566178 A JPS566178 A JP S566178A JP 8206880 A JP8206880 A JP 8206880A JP 8206880 A JP8206880 A JP 8206880A JP S566178 A JPS566178 A JP S566178A
Authority
JP
Japan
Prior art keywords
heat exchanger
detecting magnetic
magnetic deposit
deposit
detecting
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.)
Pending
Application number
JP8206880A
Other languages
English (en)
Inventor
Roodo Uiriamu
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.)
Electric Power Research Institute Inc
Original Assignee
Electric Power Research Institute Inc
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 Electric Power Research Institute Inc filed Critical Electric Power Research Institute Inc
Publication of JPS566178A publication Critical patent/JPS566178A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP8206880A 1979-06-18 1980-06-17 Method and device of detecting magnetic deposit on heat exchanger and the like Pending JPS566178A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4972379A 1979-06-18 1979-06-18

Publications (1)

Publication Number Publication Date
JPS566178A true JPS566178A (en) 1981-01-22

Family

ID=21961341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8206880A Pending JPS566178A (en) 1979-06-18 1980-06-17 Method and device of detecting magnetic deposit on heat exchanger and the like

Country Status (7)

Country Link
JP (1) JPS566178A (ja)
BE (1) BE883851A (ja)
CA (1) CA1162987A (ja)
DE (1) DE3022060A1 (ja)
FR (1) FR2459490A1 (ja)
GB (1) GB2055473B (ja)
SE (1) SE8004469L (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012141271A (ja) * 2011-01-06 2012-07-26 Mitsubishi Heavy Ind Ltd 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
JP2017502293A (ja) * 2013-12-23 2017-01-19 エレクトリシテ ド フランス 蒸気発生器のプレートの汚染を定量予測するための方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159954A (en) * 1984-06-06 1985-12-11 British Gas Corp Apparatus, system and method for detecting a discontinuity in a pipe or conduit
FR2928024B1 (fr) * 2008-02-22 2010-12-10 Areva Np Dispositif 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
FR2927723B1 (fr) * 2008-02-18 2010-12-10 Areva Np Dispositif 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
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
FR2950434B1 (fr) 2009-09-24 2011-11-25 Electricite De France Perfectionnements a la detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube
FR2950433B1 (fr) 2009-09-24 2014-12-19 Electricite De France Perfectionnements a un procede et dispositif de detection de depots comportant au moins un materiau ferromagnetique sur ou a proximite de la paroi externe d'un tube
FR2950432B1 (fr) 2009-09-24 2015-06-05 Electricite De France Procedes et dispositifs de detection de depots dans les interstices d'une liaison entre un tube et une plaque
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
FR3028042B1 (fr) 2014-11-05 2016-12-16 Electricite De France Dispositif et procede de detection de depots d'au moins un materiau ferromagnetique sur la paroi externe d'un tube

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5094987A (ja) * 1973-12-22 1975-07-29

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU439594B2 (en) * 1970-01-12 1973-08-20 Joseph Lucas (Industries) Limited Magnetic probe
US3906358A (en) * 1973-11-12 1975-09-16 Combustion Eng Probe train including a flaw detector and a radiation responsive recording means with alignment means having a natural curved cast
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
US4194149A (en) * 1977-12-15 1980-03-18 The Babcock & Wilcox Company Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5094987A (ja) * 1973-12-22 1975-07-29

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012141271A (ja) * 2011-01-06 2012-07-26 Mitsubishi Heavy Ind Ltd 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
US9207211B2 (en) 2011-01-06 2015-12-08 Mitsubishi Heavy Industries, Ltd. Deposit measurement apparatus, deposit measurement method, and computer-readable storage medium storing deposit measurement program
JP2017502293A (ja) * 2013-12-23 2017-01-19 エレクトリシテ ド フランス 蒸気発生器のプレートの汚染を定量予測するための方法

Also Published As

Publication number Publication date
BE883851A (fr) 1980-10-16
GB2055473A (en) 1981-03-04
GB2055473B (en) 1984-01-25
FR2459490A1 (fr) 1981-01-09
DE3022060A1 (de) 1981-01-22
CA1162987A (en) 1984-02-28
SE8004469L (sv) 1980-12-19

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