DE69127685D1 - Verfahren und Vorrichtung für die Überprüfung des elektrischen Isolierungszustands einer elektrisch leitenden Konstruktion - Google Patents

Verfahren und Vorrichtung für die Überprüfung des elektrischen Isolierungszustands einer elektrisch leitenden Konstruktion

Info

Publication number
DE69127685D1
DE69127685D1 DE69127685T DE69127685T DE69127685D1 DE 69127685 D1 DE69127685 D1 DE 69127685D1 DE 69127685 T DE69127685 T DE 69127685T DE 69127685 T DE69127685 T DE 69127685T DE 69127685 D1 DE69127685 D1 DE 69127685D1
Authority
DE
Germany
Prior art keywords
current
checking
construction
electrically conductive
electrical insulation
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.)
Expired - Fee Related
Application number
DE69127685T
Other languages
English (en)
Other versions
DE69127685T2 (de
Inventor
Philippe Antony
Patrick Jouan
Jean-Yves Lemarchand
Dominique Dauzat
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.)
Engie SA
Original Assignee
Gaz 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
Application filed by Gaz de France SA filed Critical Gaz de France SA
Publication of DE69127685D1 publication Critical patent/DE69127685D1/de
Application granted granted Critical
Publication of DE69127685T2 publication Critical patent/DE69127685T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Ecology (AREA)
  • Biochemistry (AREA)
  • Environmental Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
DE69127685T 1990-12-27 1991-12-20 Verfahren und Vorrichtung für die Überprüfung des elektrischen Isolierungszustands einer elektrisch leitenden Konstruktion Expired - Fee Related DE69127685T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9016343A FR2671192A1 (fr) 1990-12-27 1990-12-27 Procede et appareil pour la verification de l'etat d'isolement electrique d'un ouvrage electriquement conducteur.

Publications (2)

Publication Number Publication Date
DE69127685D1 true DE69127685D1 (de) 1997-10-23
DE69127685T2 DE69127685T2 (de) 1998-01-15

Family

ID=9403725

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69127685T Expired - Fee Related DE69127685T2 (de) 1990-12-27 1991-12-20 Verfahren und Vorrichtung für die Überprüfung des elektrischen Isolierungszustands einer elektrisch leitenden Konstruktion

Country Status (7)

Country Link
EP (1) EP0494012B1 (de)
AT (1) ATE158412T1 (de)
CA (1) CA2058473A1 (de)
DE (1) DE69127685T2 (de)
DK (1) DK0494012T3 (de)
ES (1) ES2106067T3 (de)
FR (1) FR2671192A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2703458B1 (fr) * 1993-03-31 1995-05-24 Gaz De France Procédé et dispositif de mesure du potentiel électrochimique réel d'un élément de construction dans un électrolyte tel une conduite enfouie dans le sol, protégée cathodiquement contre la corrosion.
JP3058844B2 (ja) * 1997-06-03 2000-07-04 東京瓦斯株式会社 鋼製プローブを用いたカソード防食状況の判定方法及びその装置
DE19755417C2 (de) * 1997-12-12 1999-11-04 Fraunhofer Ges Forschung Auswerteschaltung zur Ermittlung komplexer Impedanzen, Vorrichtung zur Messung komplexer Impedanzen und Verwendung der Vorrichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099117A (en) * 1976-04-26 1978-07-04 Dick Gaut Method and apparatus for measuring the quality of insulation on a buried pipeline and the quantity of metal oxide present at breaks in the insulation
US4511844A (en) * 1982-12-10 1985-04-16 Panhandle Eastern Pipe Line Company E-Log I field computer
US4721957A (en) * 1984-06-06 1988-01-26 Trw Inc. Ground shift compensated parameter measurement system
US4755267A (en) * 1986-06-03 1988-07-05 Pennwalt Corporation Methods and apparatus for protecting metal structures
US4823072A (en) * 1986-09-04 1989-04-18 Walcott Kenneth J Measurement of the polarized potential of buried pipeline having impressed current cathodic protection
IT215064Z2 (it) * 1988-10-14 1990-07-30 Il Gas S P A Soc It Apparecchiatura per il controllo dell isolamento e o la protezione catodica di tubazioni metalliche interrate
IT1230366B (it) * 1989-08-01 1991-10-18 Eniricerche Spa Procedimento per il controllo in continuo dell'integrita' del rivestimento protettivo di strutture metalliche interrate e dispositivi per la sua realizzazione.

Also Published As

Publication number Publication date
FR2671192A1 (fr) 1992-07-03
EP0494012A1 (de) 1992-07-08
ATE158412T1 (de) 1997-10-15
DK0494012T3 (da) 1997-10-13
EP0494012B1 (de) 1997-09-17
ES2106067T3 (es) 1997-11-01
FR2671192B1 (de) 1993-02-26
DE69127685T2 (de) 1998-01-15
CA2058473A1 (en) 1992-06-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee