GB2010612B - Process and device for short-circuit monitoring of electrical lines - Google Patents

Process and device for short-circuit monitoring of electrical lines

Info

Publication number
GB2010612B
GB2010612B GB7842506A GB7842506A GB2010612B GB 2010612 B GB2010612 B GB 2010612B GB 7842506 A GB7842506 A GB 7842506A GB 7842506 A GB7842506 A GB 7842506A GB 2010612 B GB2010612 B GB 2010612B
Authority
GB
United Kingdom
Prior art keywords
short
electrical lines
circuit monitoring
monitoring
circuit
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
Application number
GB7842506A
Other languages
English (en)
Other versions
GB2010612A (en
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.)
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
Original Assignee
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
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 BBC BROWN BOVERI and CIE, BBC Brown Boveri AG Switzerland filed Critical BBC BROWN BOVERI and CIE
Publication of GB2010612A publication Critical patent/GB2010612A/en
Application granted granted Critical
Publication of GB2010612B publication Critical patent/GB2010612B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/38—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage
GB7842506A 1977-10-28 1978-10-30 Process and device for short-circuit monitoring of electrical lines Expired GB2010612B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1312377A CH623963A5 (en:Method) 1977-10-28 1977-10-28

Publications (2)

Publication Number Publication Date
GB2010612A GB2010612A (en) 1979-06-27
GB2010612B true GB2010612B (en) 1982-10-20

Family

ID=4389536

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7842506A Expired GB2010612B (en) 1977-10-28 1978-10-30 Process and device for short-circuit monitoring of electrical lines

Country Status (12)

Country Link
US (1) US4230982A (en:Method)
AT (1) AT366522B (en:Method)
BE (1) BE871554R (en:Method)
BR (1) BR7807110A (en:Method)
CH (1) CH623963A5 (en:Method)
DE (1) DE2753734A1 (en:Method)
DK (1) DK481278A (en:Method)
FR (1) FR2407593A2 (en:Method)
GB (1) GB2010612B (en:Method)
IT (1) IT1160013B (en:Method)
NL (1) NL7810657A (en:Method)
SE (1) SE440166B (en:Method)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE418035B (sv) * 1979-08-30 1981-04-27 Asea Ab Impedansmetande anordning vid impedansskydd
US4362987A (en) * 1980-09-12 1982-12-07 Huntron Instruments, Inc. Apparatus for detecting electrical shorts in electronic circuits
US4612498A (en) * 1982-08-06 1986-09-16 Smalley Daniel S Induction furnace fault locator
US4525665A (en) * 1982-08-06 1985-06-25 Smalley Daniel S Induction furnace monitor
US4720822A (en) * 1986-03-07 1988-01-19 International Business Machines Corporation High frequency signal measurement method and apparatus
US5402072A (en) * 1992-02-28 1995-03-28 International Business Machines Corporation System and method for testing and fault isolation of high density passive boards and substrates
US5796258A (en) * 1997-01-30 1998-08-18 Abb Power T&D Company, Inc. Adaptive quadrilateral characteristic distance relay
GB2352891A (en) * 1999-08-03 2001-02-07 Alstom Uk Ltd Fault protection in multi-phase power systems
CN102577006B (zh) * 2009-06-15 2014-10-01 Abb技术有限公司 用于保护电力系统的设备的装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3354389A (en) * 1963-10-24 1967-11-21 Western Electric Co Automatic high speed test apparatus for testing continuity and shorts simultaneouslyon a plurality of circuit paths
GB1081576A (en) * 1965-05-14 1967-08-31 English Electric Co Ltd Improvements in electrical measuring systems
US3600673A (en) * 1969-07-15 1971-08-17 Thomas & Betts Corp Sequentially stepped, termination indicating multiconductor checking and testing apparatus
CA968412A (en) * 1970-03-13 1975-05-27 Louis Ricard Dispositif de surveillance de lignes electriques
US3699498A (en) * 1970-04-30 1972-10-17 Bell Telephone Labor Inc Devices for making electrical connections
US3676739A (en) * 1971-09-07 1972-07-11 Gen Electric Mine power system ground continuity check circuit
FR2160306B1 (en:Method) * 1971-11-19 1974-05-10 Schlumberger Compteurs
DE2163004C3 (de) * 1971-12-18 1975-01-09 Siemens Ag, 1000 Berlin Und 8000 Muenchen Unsymmetrieschutzeinrichtung für in Reihe geschaltete Kondensatoreinheiten
US3860316A (en) * 1973-07-06 1975-01-14 Western Electric Co Electrical connecting devices for terminating cords and methods of assembling the devices to cords
US4095172A (en) * 1977-02-09 1978-06-13 William Strand Vehicle antenna tester

Also Published As

Publication number Publication date
IT7829123A0 (it) 1978-10-26
GB2010612A (en) 1979-06-27
AT366522B (de) 1982-04-26
BR7807110A (pt) 1979-07-17
CH623963A5 (en:Method) 1981-06-30
IT1160013B (it) 1987-03-04
SE440166B (sv) 1985-07-15
BE871554R (fr) 1979-02-15
US4230982A (en) 1980-10-28
DK481278A (da) 1979-04-29
SE7811207L (sv) 1979-04-29
FR2407593A2 (fr) 1979-05-25
NL7810657A (nl) 1979-05-02
DE2753734A1 (de) 1979-05-03
ATA734878A (de) 1981-08-15

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee