AU503607B2 - Three-phase power transmission network protection - Google Patents

Three-phase power transmission network protection

Info

Publication number
AU503607B2
AU503607B2 AU10533/76A AU1053376A AU503607B2 AU 503607 B2 AU503607 B2 AU 503607B2 AU 10533/76 A AU10533/76 A AU 10533/76A AU 1053376 A AU1053376 A AU 1053376A AU 503607 B2 AU503607 B2 AU 503607B2
Authority
AU
Australia
Prior art keywords
power transmission
transmission network
phase power
network protection
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
Application number
AU10533/76A
Other languages
English (en)
Other versions
AU1053376A (en
Inventor
K. K Mustapha
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of AU1053376A publication Critical patent/AU1053376A/en
Application granted granted Critical
Publication of AU503607B2 publication Critical patent/AU503607B2/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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/30—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
    • H02H3/302—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving phase comparison
    • 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
    • H02H3/26—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/28—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus
    • H02H3/30—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel
    • H02H3/307—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 difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at two spaced portions of a single system, e.g. at opposite ends of one line, at input and output of apparatus using pilot wires or other signalling channel involving comparison of quantities derived from a plurality of phases, e.g. homopolar quantities; using mixing transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
AU10533/76A 1975-02-07 1976-01-23 Three-phase power transmission network protection Expired AU503607B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS548130 1975-02-07
US05/548,130 US3963964A (en) 1975-02-07 1975-02-07 Segregated phase comparison system

Publications (2)

Publication Number Publication Date
AU1053376A AU1053376A (en) 1977-07-28
AU503607B2 true AU503607B2 (en) 1979-09-13

Family

ID=24187545

Family Applications (1)

Application Number Title Priority Date Filing Date
AU10533/76A Expired AU503607B2 (en) 1975-02-07 1976-01-23 Three-phase power transmission network protection

Country Status (12)

Country Link
US (1) US3963964A (OSRAM)
JP (1) JPS51103247A (OSRAM)
AU (1) AU503607B2 (OSRAM)
BR (1) BR7600575A (OSRAM)
DE (1) DE2604311A1 (OSRAM)
ES (1) ES444973A1 (OSRAM)
FR (1) FR2300450A1 (OSRAM)
GB (1) GB1531430A (OSRAM)
IN (1) IN145804B (OSRAM)
IT (1) IT1070773B (OSRAM)
SE (1) SE403862B (OSRAM)
SU (1) SU620230A3 (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0170138B1 (de) * 1984-07-31 1989-05-10 BBC Brown Boveri AG Schutzeinrichtung für ein elektrisches Netz
US5495381A (en) * 1994-11-22 1996-02-27 Sundstrand Corporation Protection system for undetected over voltage in an isolated voltage regulator
US7532955B2 (en) * 2002-02-25 2009-05-12 General Electric Company Distributed protection system for power distribution systems
US7111195B2 (en) 2002-02-25 2006-09-19 General Electric Company Method and system for external clock to obtain multiple synchronized redundant computers
WO2003073179A1 (en) * 2002-02-25 2003-09-04 General Electric Company Method and apparatus for node electronics unit architecture
US7058482B2 (en) * 2002-02-25 2006-06-06 General Electric Company Data sample and transmission modules for power distribution systems
US20030212473A1 (en) * 2002-02-25 2003-11-13 General Electric Company Processing system for a power distribution system
US7747356B2 (en) 2002-02-25 2010-06-29 General Electric Company Integrated protection, monitoring, and control system
US7636616B2 (en) * 2003-02-25 2009-12-22 General Electric Company Protection system for power distribution systems
CN101635453A (zh) * 2009-08-20 2010-01-27 中国电力科学研究院 限制特高压同塔双回线路潜供电流的方法及装置
CN102680823A (zh) * 2012-05-07 2012-09-19 宁波电业局 一种高频保护装置的高频通道交换试验系统
US9482709B2 (en) * 2012-05-22 2016-11-01 Siemens Aktiengesellschaft Method and device for assigning individual phase conductors in a polyphase energy distribution network
CN107947129B (zh) * 2016-10-12 2020-01-17 国网西藏电力有限公司 一种零序保护方法
CN109031175A (zh) * 2018-06-14 2018-12-18 国网江苏省电力有限公司 一种零序电流校验方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB279638A (en) * 1926-11-01 1927-11-03 British Thomson Houston Co Ltd Improvements in electric protective apparatus
FR1000529A (fr) * 1946-02-21 1952-02-13 Union D Electricite Perfectionnements apportés aux procédés et appareils pour la protection sélectivedes réseaux
US3339115A (en) * 1965-05-17 1967-08-29 Westinghouse Electric Corp Directional relay apparatus
US3893008A (en) * 1972-10-04 1975-07-01 Westinghouse Electric Corp Segregated phase comparison relaying apparatus
US3882361A (en) * 1972-10-04 1975-05-06 Westinghouse Electric Corp Segregated phase comparison relaying apparatus

Also Published As

Publication number Publication date
FR2300450A1 (fr) 1976-09-03
AU1053376A (en) 1977-07-28
ES444973A1 (es) 1977-08-01
US3963964A (en) 1976-06-15
DE2604311A1 (de) 1976-08-19
SE403862B (sv) 1978-09-04
SE7600923L (sv) 1976-08-09
GB1531430A (en) 1978-11-08
JPS51103247A (OSRAM) 1976-09-11
BR7600575A (pt) 1976-08-31
IT1070773B (it) 1985-04-02
SU620230A3 (ru) 1978-08-15
FR2300450B1 (OSRAM) 1980-08-29
IN145804B (OSRAM) 1978-12-30

Similar Documents

Publication Publication Date Title
JPS5271917A (en) Polyphase power distribution network power line carrierfrequency communication system
AU513285B2 (en) Inverter protection
CA1033263A (en) Power transmission
CA1020776A (en) Split-torque power transmission
JPS5246711A (en) Power line carrierfrequency communication system
AU504427B2 (en) Communications over electric powerlines
AU521309B2 (en) Electric power cable
JPS5249715A (en) Power line communication system
AU513694B2 (en) Energy transmission
AU1900176A (en) Busbar
AU503607B2 (en) Three-phase power transmission network protection
JPS5236407A (en) Power line carrierfrequency communication system
CA1031661A (en) Power transmission
AU518707B2 (en) Enclosed electrical switchboard
CA1029274A (en) Power transmission
AU503606B2 (en) Protective relaying system for polyphase power transmission network
GB1524290A (en) Power transmission systems
AU510258B2 (en) Power transmission
CA1027453A (en) Power transmission
AU518380B2 (en) Electric power cable
CA1005316A (en) Power transmission
CA1025959A (en) Spacer-damper for overhead power transmission lines
AU500236B2 (en) Equipment for visual communication
SU571569A1 (ru) Опора линии электропередачи
SU642822A1 (ru) Электрическа подстанци