NL8000002A - Inrichting voor de foutrichtings-vergelijkings- beveiliging van elektrische leidingen. - Google Patents

Inrichting voor de foutrichtings-vergelijkings- beveiliging van elektrische leidingen. Download PDF

Info

Publication number
NL8000002A
NL8000002A NL8000002A NL8000002A NL8000002A NL 8000002 A NL8000002 A NL 8000002A NL 8000002 A NL8000002 A NL 8000002A NL 8000002 A NL8000002 A NL 8000002A NL 8000002 A NL8000002 A NL 8000002A
Authority
NL
Netherlands
Prior art keywords
error
protection
impedance
line
protected
Prior art date
Application number
NL8000002A
Other languages
English (en)
Dutch (nl)
Original Assignee
Bbc Brown Boveri & Cie
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 & Cie filed Critical Bbc Brown Boveri & Cie
Publication of NL8000002A publication Critical patent/NL8000002A/nl

Links

Classifications

    • 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
    • G01R31/085—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution lines, e.g. overhead
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
    • H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (AREA)
NL8000002A 1979-01-03 1980-01-02 Inrichting voor de foutrichtings-vergelijkings- beveiliging van elektrische leidingen. NL8000002A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1279A CH635710A5 (de) 1979-01-03 1979-01-03 Einrichtung fuer den fehlerrichtungs-vergleichsschutz fuer eine leitung eines elektrischen netzes.
CH1279 1979-01-03

Publications (1)

Publication Number Publication Date
NL8000002A true NL8000002A (nl) 1980-07-07

Family

ID=4177401

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8000002A NL8000002A (nl) 1979-01-03 1980-01-02 Inrichting voor de foutrichtings-vergelijkings- beveiliging van elektrische leidingen.

Country Status (7)

Country Link
US (1) US4317151A (US20100268047A1-20101021-C00003.png)
CA (1) CA1139371A (US20100268047A1-20101021-C00003.png)
CH (1) CH635710A5 (US20100268047A1-20101021-C00003.png)
DE (1) DE2903533A1 (US20100268047A1-20101021-C00003.png)
FR (1) FR2446024A1 (US20100268047A1-20101021-C00003.png)
NL (1) NL8000002A (US20100268047A1-20101021-C00003.png)
SE (1) SE446048B (US20100268047A1-20101021-C00003.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4538196A (en) * 1983-04-22 1985-08-27 Westinghouse Electric Corp. Protective relay apparatus and method for providing single-pole tripping
SE451102B (sv) * 1985-12-20 1987-08-31 Asea Ab Forfarande for detektering av hogresistivt jordfel pa en kraftledning belegen mellan tva stationer samt anordning for genomforande av det nemnda forfarandet
DE19605022A1 (de) * 1996-01-31 1997-08-07 Siemens Ag Verfahren zum Erfassen eines Fehlers auf einem zu überwachenden Leitungsabschnitt einer elektrischen Übertragungsleitung nach dem Distanzschutzprinzip
US6181140B1 (en) 1998-06-08 2001-01-30 Norscan Inc. Method of estimating the location of a cable break including a means to measure resistive fault levels for cable sections
EP1126283A1 (en) * 2000-02-18 2001-08-22 Norscan Instruments, Ltd. A method for estimating the location of a cable break including means to measure resistive fault levels for cable sections
US7969155B2 (en) * 2007-07-03 2011-06-28 Thomas & Betts International, Inc. Directional fault current indicator
CN111257689B (zh) * 2020-02-11 2020-11-27 西南交通大学 一种at供电接触网电气性能评估方法
CN117250441B (zh) * 2023-11-17 2024-01-30 国网四川省电力公司广安供电公司 一种低压配电网故障定位方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2777093A (en) * 1952-02-18 1957-01-08 Reyrolle A & Co Ltd Electric pilot wire circuit arrangements for protective or other purposes
CH320547A (de) * 1954-07-10 1957-03-31 Bbc Brown Boveri & Cie Schutzschaltung für Hochspannungsleitungen mit Seriekondensatoren
GB1090862A (en) * 1964-03-02 1967-11-15 English Electric Co Ltd Electrical protective relays
US3337774A (en) * 1965-05-26 1967-08-22 Westinghouse Electric Corp Directional comparison pilot relaying
US3626297A (en) * 1969-12-11 1971-12-07 Quindar Electronics Transfer trip system using quadrature carrier modulation with coherent detection
DE2120361C3 (de) * 1971-04-22 1978-04-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Distanzschutzanordnung
FR2380631A1 (fr) * 1977-02-09 1978-09-08 Schlumberger Compteurs Relais directionnel
CH640675A5 (de) * 1978-06-01 1984-01-13 Bbc Brown Boveri & Cie Verfahren und einrichtung zur fehlerrichtungsbestimmung bezueglich eines messortes an elektrischen leitungen.

Also Published As

Publication number Publication date
FR2446024B1 (US20100268047A1-20101021-C00003.png) 1984-05-11
CH635710A5 (de) 1983-04-15
SE446048B (sv) 1986-08-04
SE8000031L (sv) 1980-07-04
CA1139371A (en) 1983-01-11
DE2903533C2 (US20100268047A1-20101021-C00003.png) 1989-03-16
DE2903533A1 (de) 1980-07-17
FR2446024A1 (fr) 1980-08-01
US4317151A (en) 1982-02-23

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