IE921252A1 - A method for determining an earth-shorted branch circuit in¹an electrical supply or distributor network - Google Patents

A method for determining an earth-shorted branch circuit in¹an electrical supply or distributor network

Info

Publication number
IE921252A1
IE921252A1 IE125292A IE921252A IE921252A1 IE 921252 A1 IE921252 A1 IE 921252A1 IE 125292 A IE125292 A IE 125292A IE 921252 A IE921252 A IE 921252A IE 921252 A1 IE921252 A1 IE 921252A1
Authority
IE
Ireland
Prior art keywords
earth
branch
neutral point
circuit
shorted
Prior art date
Application number
IE125292A
Other languages
English (en)
Inventor
Elektro-Bau Ag
Original Assignee
Elektro Bau Ag
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 Elektro Bau Ag filed Critical Elektro Bau Ag
Publication of IE921252A1 publication Critical patent/IE921252A1/en

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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Locating Faults (AREA)
IE125292A 1991-04-19 1992-04-16 A method for determining an earth-shorted branch circuit in¹an electrical supply or distributor network IE921252A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT82091 1991-04-19

Publications (1)

Publication Number Publication Date
IE921252A1 true IE921252A1 (en) 1992-10-21

Family

ID=3500506

Family Applications (1)

Application Number Title Priority Date Filing Date
IE125292A IE921252A1 (en) 1991-04-19 1992-04-16 A method for determining an earth-shorted branch circuit in¹an electrical supply or distributor network

Country Status (2)

Country Link
IE (1) IE921252A1 (de)
WO (1) WO1992018872A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4412250C2 (de) * 1994-04-07 1997-04-24 Aeg Westinghouse Transport Streckenprüfeinrichtung zur Prüfung des Isolationszustandes von an Wechselspannung liegenden Bahnfahrleitungen
AT404072B (de) * 1995-02-28 1998-08-25 Haefely Trench Austria Gmbh Verfahren zur erkennung eines einpoligen erdschlusses in einem drehstromnetz
ATA194698A (de) * 1998-11-20 2001-11-15 Adaptive Regelsysteme Ges M B Verfahren zur bestimmung des erdschlussbehafteten abzweiges
DE10307972B4 (de) * 2003-02-24 2007-02-08 Edc Gmbh Verfahren zur Erkennung und Ortung von niederohmigen und hochohmigen Erdschlüssen in elektrischen Versorgungsnetzen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3119925C2 (de) * 1981-07-10 1983-07-21 András Dipl.-Ing. 1116 Budapest Bely Verfahren und Gerät zur Erdschlußortung an Starkstrom-Freileitungsnetzen
DE3270183D1 (en) * 1981-12-22 1986-04-30 Zuerich Kanton Elektwerk Process and device to control at least one compensation coil in a polyphase network
SE437096B (sv) * 1984-03-12 1985-02-04 Klaus Winter Anordning for reducering av jordfelsstrommen i icke direktjordade kraftnet
SE450675B (sv) * 1984-11-19 1987-07-13 Klaus Winter Anordning for overvakning av netparametrarna dempning, osymmetrigrad och snedavstemningsgrad i impedansjordade kraftnet
DE3643391A1 (de) * 1986-01-31 1987-08-06 Licentia Gmbh Verfahren zur automatischen einstellung von erdschlussspulen
FR2647220B1 (fr) * 1989-05-19 1991-07-05 Merlin Gerin Controleur d'isolement numerique pour reseau electrique
DE3920177A1 (de) * 1989-06-16 1990-12-20 Licentia Gmbh Verfahren und anordnung zur erdschlusserfassung in nicht geerdeten mehrphasigen versorgungsnetzen, insbesondere hoeherer betriebsspannung

Also Published As

Publication number Publication date
WO1992018872A1 (de) 1992-10-29

Similar Documents

Publication Publication Date Title
CN1786726B (zh) 定位电力配电***中的接地故障的***和方法
FI115488B (fi) Menetelmä ja laitteisto katkeilevan maasulun tunnistamiseksi sähkönjakeluverkossa
FI106985B (fi) Menetelmä sähkönjakeluverkon maasulkuvian etäisyyden määrittämiseksi laskennallisesti rengaskytkennässä
JPH05157783A (ja) 電源システムの絶縁のモニタおよび測定装置
EP2192416A1 (de) Verfahren und Vorrichtung zur Erkennung eines einpoligen Erdschlusses
CN102636729B (zh) 用于检测接地故障的方法和设备
NO175995B (no) Fremgangsmåte til måling av jordlekkasjeström for overvåking av isolasjon til et elektrisk kraftfordelingssystem, samt isolasjonsmonitor for utförelse av fremgangsmåten
EP3400451A1 (de) Vorrichtung und verfahren zur bereitstellung von messungen der unsicherheit in bezug auf eine übertragungsfunktion
Druml et al. New method to control Petersen coils by injection of two frequencies
EP3657620B1 (de) Verfahren und vorrichtung zur steuerung einer lichtbogenunterdrückungsvorrichtung
CN110988636A (zh) 一种用于电容式电压互感器绝缘检测方法及装置
WO1990011532A1 (en) Monitoring electric cables
KR101986221B1 (ko) 3상4선식 전기설비의 활선상태 절연저항 측정 방법 및 장치
Baldwin et al. Analysis of fault locating signals for high-impedance grounded systems
EP1018027B1 (de) Verfahren zum lokalisieren eines erdschlusses mit hohem widerstand in einem energieverteilernetz mittels strommessung
EP2639914B1 (de) Verfahren und Vorrichtung zum Anpassen einer Erdfehlerschutzeinstellung in einem Dreiphasen-Elektronetzwerk
IE921252A1 (en) A method for determining an earth-shorted branch circuit in¹an electrical supply or distributor network
EP0706663B1 (de) Elektrisches testgerät
JPS59135377A (ja) 三相送配電線路の地絡故障点標定方法
RU2660221C2 (ru) Способ и система тестирования распределительного устройства, предназначенного для использования в установках для передачи электроэнергии
CN112162156A (zh) 电阻测量器、方法、装置、设备及存储介质
JPH04220573A (ja) 低圧系統活線絶縁劣化監視方法
JP2860796B2 (ja) 絶縁抵抗測定方法
KR200386320Y1 (ko) 전기측정기
Druml et al. New method for the state evaluation of the zero-sequence system

Legal Events

Date Code Title Description
FC9A Application refused sect. 31(1)