DE69315858D1 - Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt - Google Patents

Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt

Info

Publication number
DE69315858D1
DE69315858D1 DE69315858T DE69315858T DE69315858D1 DE 69315858 D1 DE69315858 D1 DE 69315858D1 DE 69315858 T DE69315858 T DE 69315858T DE 69315858 T DE69315858 T DE 69315858T DE 69315858 D1 DE69315858 D1 DE 69315858D1
Authority
DE
Germany
Prior art keywords
medium
pct
voltages
induced
compensating
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
DE69315858T
Other languages
English (en)
Other versions
DE69315858T2 (de
Inventor
Uno Jonsson
Dan Karlsson
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.)
STRI AB
Original Assignee
STRI AB
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 STRI AB filed Critical STRI AB
Application granted granted Critical
Publication of DE69315858D1 publication Critical patent/DE69315858D1/de
Publication of DE69315858T2 publication Critical patent/DE69315858T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Pipeline Systems (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Pinball Game Machines (AREA)
  • Surgical Instruments (AREA)
  • Massaging Devices (AREA)
  • General Induction Heating (AREA)
DE69315858T 1992-03-05 1993-03-04 Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt Expired - Fee Related DE69315858T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9200671A SE469987B (sv) 1992-03-05 1992-03-05 Anordning för kompensering av en växelspänning som uppträder mellan ett medium och en i mediet förlagd metallisk rörledning
PCT/SE1993/000187 WO1993018204A1 (en) 1992-03-05 1993-03-04 Device for compensation of an alternating voltage which occurs between a medium and a metallic pipeline disposed in the medium

Publications (2)

Publication Number Publication Date
DE69315858D1 true DE69315858D1 (de) 1998-01-29
DE69315858T2 DE69315858T2 (de) 1998-07-16

Family

ID=20385519

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315858T Expired - Fee Related DE69315858T2 (de) 1992-03-05 1993-03-04 Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt

Country Status (8)

Country Link
US (1) US5541459A (de)
EP (1) EP0728227B1 (de)
AT (1) ATE161295T1 (de)
CZ (1) CZ284713B6 (de)
DE (1) DE69315858T2 (de)
DK (1) DK0728227T3 (de)
SE (1) SE469987B (de)
WO (1) WO1993018204A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE502703C2 (sv) * 1993-09-02 1995-12-11 Stri Ab Anordning för kompensering av en växelspänning som uppträder mellan ett medium och en i mediet förlagd metallisk rörledning
US5750071A (en) * 1995-06-08 1998-05-12 Lucent Technologies Inc. Corrosion protection employing alternating voltage
DK173635B1 (da) 1999-12-14 2001-05-14 Mogens Balslev Raadgivende Ing Metode og apparat til detektring af afbrydelse af beskyttelsesstrøm på katodisk beskyttede konstruktioner
US6732990B2 (en) * 2001-06-07 2004-05-11 James K Hudson Tray and cup holder combination
JP4827703B2 (ja) * 2006-11-28 2011-11-30 新日鉄エンジニアリング株式会社 埋設パイプラインの電磁誘導電圧低減方法および埋設パイプラインの電磁誘導電圧低減装置
RU2477765C1 (ru) * 2011-08-17 2013-03-20 Закрытое Акционерное Общество "Промышленное Предприятие Материально-Технического Снабжения "Пермснабсбыт" Станция групповой катодной защиты
RU2491373C1 (ru) * 2012-06-01 2013-08-27 Открытое акционерное общество по газификации и эксплуатации газового хозяйства Тульской области "Тулаоблгаз" Адаптивное устройство катодной защиты от коррозии группы подземных металлических сооружений
RU2628945C2 (ru) * 2015-12-10 2017-08-23 Александр Алексеевич Буслаев Способ совместной катодной защиты от электрохимической коррозии смежных подземных стальных сооружений, находящихся в агрессивной окружающей среде
WO2018157224A1 (en) * 2017-03-02 2018-09-07 Wilsun Xu Reducing induced voltages and currents in pipelines
RU2660539C1 (ru) * 2017-11-14 2018-07-06 Акционерное общество "Газпром газораспределение Тула" Система автоматической коррекции защитных потенциалов станций катодной защиты
RU2696514C1 (ru) * 2018-11-14 2019-08-02 Акционерное общество "Газпром газораспределение Тула" Система коррекции защитных потенциалов станций катодной защиты при действии электромагнитных полей

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1962696A (en) * 1934-03-01 1934-06-12 George I Rhodes Method of and means for protecting pipe lines and other buried metallic structures from corrosion
US2053214A (en) * 1934-04-21 1936-09-01 Union Carbide & Carbon Corp Electrode resistant to anodic attack
NL65387C (de) * 1945-08-13
DE880681C (de) * 1949-10-26 1953-06-22 Paul Lechler Fa Anordnung zum Schutz metallischer Bauteile gegen den Korrosions- Angriff feuchter oder fluessiger Stoffe
US2862177A (en) * 1955-02-28 1958-11-25 Yale W Titterington Apparatus for measuring the charge on buried conductors
US2893939A (en) * 1957-08-21 1959-07-07 Phillips Petroleum Co Cathodic protection system
US4219807A (en) * 1978-04-17 1980-08-26 Cathodic Protection Services, Inc. Sensor system for an impressed cathodic protection circuit
US5055165A (en) * 1988-01-19 1991-10-08 Marine Environmental Research, Inc. Method and apparatus for the prevention of fouling and/or corrosion of structures in seawater, brackish water and fresh water
US5126654A (en) * 1989-02-10 1992-06-30 New York Gas Group Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline

Also Published As

Publication number Publication date
CZ284713B6 (cs) 1999-02-17
US5541459A (en) 1996-07-30
SE9200671L (sv) 1993-09-06
EP0728227A1 (de) 1996-08-28
DK0728227T3 (da) 1998-08-24
EP0728227B1 (de) 1997-12-17
ATE161295T1 (de) 1998-01-15
DE69315858T2 (de) 1998-07-16
WO1993018204A1 (en) 1993-09-16
CZ210994A3 (en) 1995-06-14
SE9200671D0 (sv) 1992-03-05
SE469987B (sv) 1993-10-18

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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