JPH02259477A - 海底光ケーブル故障位置検出方法 - Google Patents

海底光ケーブル故障位置検出方法

Info

Publication number
JPH02259477A
JPH02259477A JP33458989A JP33458989A JPH02259477A JP H02259477 A JPH02259477 A JP H02259477A JP 33458989 A JP33458989 A JP 33458989A JP 33458989 A JP33458989 A JP 33458989A JP H02259477 A JPH02259477 A JP H02259477A
Authority
JP
Japan
Prior art keywords
cable
resistance
repeater
current
electrical conductor
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
JP33458989A
Other languages
English (en)
Japanese (ja)
Inventor
Oswald Thomas
オズワルド トーマス
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Publication of JPH02259477A publication Critical patent/JPH02259477A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/806—Arrangements for feeding power
    • H04B10/808—Electrical power feeding of an optical transmission system
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Locating Faults (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP33458989A 1988-12-24 1989-12-22 海底光ケーブル故障位置検出方法 Pending JPH02259477A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888830262A GB8830262D0 (en) 1988-12-24 1988-12-24 Submarine optical cable fault location
GB8830262.5 1988-12-24

Publications (1)

Publication Number Publication Date
JPH02259477A true JPH02259477A (ja) 1990-10-22

Family

ID=10649193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP33458989A Pending JPH02259477A (ja) 1988-12-24 1989-12-22 海底光ケーブル故障位置検出方法

Country Status (4)

Country Link
JP (1) JPH02259477A (enrdf_load_stackoverflow)
AU (1) AU610031B2 (enrdf_load_stackoverflow)
FR (1) FR2641084A1 (enrdf_load_stackoverflow)
GB (2) GB8830262D0 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102129008A (zh) * 2011-01-07 2011-07-20 杭州市电力局 配电网络故障检测装置
CN102540010A (zh) * 2010-12-29 2012-07-04 吴昌德 小电流接地系统零序电流逐渐转移选线的试验方法
CN103743999A (zh) * 2013-12-30 2014-04-23 中航华东光电有限公司 一种查找电线电缆断点位置的装置及方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5990642A (en) * 1998-06-08 1999-11-23 Daewoo Electronics Co., Ltd. Method and apparatus for driving a sensorless DC motor having a bridge-type inductance detecting circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490377A (en) * 1944-12-16 1949-12-06 Universal Electronic Lab Inc System for determining the point of break in an electrical conductor
GB992690A (en) * 1960-10-04 1965-05-19 Gen Electric Co Ltd Improvements in or relating to electric communication systems
DE2201330C3 (de) * 1972-01-12 1975-11-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart Fehlerortungsanordnung für 4-Draht-Nachrichtenübertragungsanlagen
CH607471A5 (enrdf_load_stackoverflow) * 1975-12-10 1978-12-29 Siemens Ag Albis
DE3216497A1 (de) * 1982-05-03 1983-11-03 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur inbetriebnahme der fernspeisung von elektrischen verbrauchern und schaltungsanordnung zur durchfuehrung des verfahrens
JPS63169534A (ja) * 1987-01-08 1988-07-13 Kokusai Denshin Denwa Co Ltd <Kdd> 光ケ−ブルの障害点検出方式

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102540010A (zh) * 2010-12-29 2012-07-04 吴昌德 小电流接地系统零序电流逐渐转移选线的试验方法
CN102129008A (zh) * 2011-01-07 2011-07-20 杭州市电力局 配电网络故障检测装置
CN103743999A (zh) * 2013-12-30 2014-04-23 中航华东光电有限公司 一种查找电线电缆断点位置的装置及方法

Also Published As

Publication number Publication date
AU610031B2 (en) 1991-05-09
GB8922963D0 (en) 1989-11-29
GB2226465A (en) 1990-06-27
AU4710689A (en) 1990-06-28
GB8830262D0 (en) 1989-02-22
FR2641084A1 (enrdf_load_stackoverflow) 1990-06-29
GB2226465B (en) 1993-03-03

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