DE68915663T2 - Schutzvorrichtung einer Elektrodenlinie. - Google Patents

Schutzvorrichtung einer Elektrodenlinie.

Info

Publication number
DE68915663T2
DE68915663T2 DE68915663T DE68915663T DE68915663T2 DE 68915663 T2 DE68915663 T2 DE 68915663T2 DE 68915663 T DE68915663 T DE 68915663T DE 68915663 T DE68915663 T DE 68915663T DE 68915663 T2 DE68915663 T2 DE 68915663T2
Authority
DE
Germany
Prior art keywords
protection device
electrode line
electrode
line
protection
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 - Lifetime
Application number
DE68915663T
Other languages
English (en)
Other versions
DE68915663D1 (de
Inventor
Gunnar Asplund
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.)
ABB AB
Original Assignee
Asea Brown Boveri 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20373404&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68915663(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Asea Brown Boveri AB filed Critical Asea Brown Boveri AB
Application granted granted Critical
Publication of DE68915663D1 publication Critical patent/DE68915663D1/de
Publication of DE68915663T2 publication Critical patent/DE68915663T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/17—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 fault current to earth, frame or mass by means of an auxiliary voltage injected into the installation to be protected

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Emergency Protection Circuit Devices (AREA)
DE68915663T 1988-09-21 1989-09-09 Schutzvorrichtung einer Elektrodenlinie. Expired - Lifetime DE68915663T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8803343A SE462244B (sv) 1988-09-21 1988-09-21 Elektrodlinjeskydd foer detektering av jordfel

Publications (2)

Publication Number Publication Date
DE68915663D1 DE68915663D1 (de) 1994-07-07
DE68915663T2 true DE68915663T2 (de) 1995-01-12

Family

ID=20373404

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915663T Expired - Lifetime DE68915663T2 (de) 1988-09-21 1989-09-09 Schutzvorrichtung einer Elektrodenlinie.

Country Status (5)

Country Link
US (1) US5117323A (de)
EP (1) EP0360109B1 (de)
CA (1) CA1321619C (de)
DE (1) DE68915663T2 (de)
SE (1) SE462244B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04355628A (ja) * 1991-05-31 1992-12-09 Toshiba Corp 直流送電線路短絡検出装置
CA2097601C (en) * 1991-11-04 1999-02-23 Asea Brown Boveri Ab Control of power network
DE19650974A1 (de) * 1996-12-09 1998-06-18 Siemens Ag Verfahren und Anordnung zur Erfassung eines Zustandes einer elektrischen Leitung
DE19819219C1 (de) 1998-04-29 1999-09-30 Siemens Ag Verfahren und Vorrichtung zur Überwachung einer Elektrodenleitung einer bipolaren Hochstpannungs-Gleichstrom-Übertragungs-Anlage
WO2001006610A1 (de) * 1999-07-16 2001-01-25 Siemens Aktiengesellschaft Einrichtung zum kurzschliessen
US6459269B1 (en) * 2001-04-02 2002-10-01 Msx, Inc. Capacitance rejecting ground fault protecting apparatus and method
JP2005510076A (ja) * 2001-11-21 2005-04-14 マグテック エーエス 制御可能なインピーダンスを有するデバイス
ES2296462B1 (es) * 2005-07-14 2008-12-16 Juan Jose Zamora Belver Sistema para detectar faltas de baja intensidad en la red electrica de distribucion, superponiendo tonos de tension sin necesidad de filtros de red.
EP2706364A1 (de) * 2012-09-06 2014-03-12 Alstom Technology Ltd Elektrodenleitungsüberwachungseinheit
CN105388398B (zh) * 2015-12-25 2018-11-13 国网四川省电力公司电力科学研究院 一种特高压直流输电系统接地极引线故障监测方法
CN105717394B (zh) * 2016-02-22 2018-06-29 国网四川省电力公司电力科学研究院 基于高频电流注入的接地极引线故障监视方法
US10596984B2 (en) * 2016-10-13 2020-03-24 Ford Global Technologies, Llc Tuned resonance HV interlock
CN107391810B (zh) * 2017-06-30 2020-06-30 中国西电电气股份有限公司 一种计算接地极引线监视装置元件暂态额定值的方法
US11108222B2 (en) 2018-03-16 2021-08-31 Littelfuse, Inc. Monitor device, ground fault protection circuit and techniques
US11539200B2 (en) * 2018-03-16 2022-12-27 Littelfuse, Inc. Monitor device, ground fault protection circuit and techniques
WO2020227045A1 (en) 2019-05-03 2020-11-12 Panduit Corp. Method of detecting a fault in a pulsed power distribution system
EP3767314B1 (de) 2019-07-18 2023-08-30 Hitachi Energy Switzerland AG Fehlerlokalisierung in einem hvdc-system
CN114498583B (zh) * 2022-01-20 2023-01-17 北京交通大学 一种基于保控协同的直流线路阻抗相位保护方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4188574A (en) * 1978-03-27 1980-02-12 Instrumentation Specialties Company AC Detector for DC ground faults and high capacitance in high-voltage DC power supplies
CA1219634A (en) * 1984-09-27 1987-03-24 Federal Pioneer Limited Detection of ground faults in ungrounded dc power supply systems
SE500399C2 (sv) * 1988-01-04 1994-06-20 Asea Ab Filterutrustning för en kraftlinje med ett dubbelavstämt shuntfilter

Also Published As

Publication number Publication date
EP0360109B1 (de) 1994-06-01
SE8803343L (sv) 1990-03-22
CA1321619C (en) 1993-08-24
US5117323A (en) 1992-05-26
SE462244B (sv) 1990-05-21
EP0360109A1 (de) 1990-03-28
DE68915663D1 (de) 1994-07-07
SE8803343D0 (sv) 1988-09-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8328 Change in the person/name/address of the agent

Representative=s name: HANSMANN & VOGESER, 81369 MUENCHEN