DE3750820D1 - Abstandsschutz von Dreiphasenverteiltransformatoren. - Google Patents
Abstandsschutz von Dreiphasenverteiltransformatoren.Info
- Publication number
- DE3750820D1 DE3750820D1 DE3750820T DE3750820T DE3750820D1 DE 3750820 D1 DE3750820 D1 DE 3750820D1 DE 3750820 T DE3750820 T DE 3750820T DE 3750820 T DE3750820 T DE 3750820T DE 3750820 D1 DE3750820 D1 DE 3750820D1
- Authority
- DE
- Germany
- Prior art keywords
- increases
- fault current
- functions
- distribution transformers
- phase distribution
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
-
- 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
- H02H3/32—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/34—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system
- H02H3/343—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 corresponding points in different conductors of a single system, e.g. of currents in go and return conductors of a three-phase system using phase sequence analysers
-
- 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
- H02H3/387—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 using phase-sequence analysing arrangements
-
- 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
- H02H3/44—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 the rate of change of electrical quantities
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Protection Of Transformers (AREA)
- Housings And Mounting Of Transformers (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Insulators (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8623467A GB2195845B (en) | 1986-09-30 | 1986-09-30 | Remote protection of three phase distribution transformers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3750820D1 true DE3750820D1 (de) | 1995-01-12 |
DE3750820T2 DE3750820T2 (de) | 1995-04-20 |
Family
ID=10605018
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91201780T Expired - Fee Related DE3788436T2 (de) | 1986-09-30 | 1987-09-15 | Abstandsschutz von Dreiphasenverteiltransformatoren. |
DE3750821T Expired - Fee Related DE3750821T2 (de) | 1986-09-30 | 1987-09-15 | Fernschutz von Dreiphasenverteiltransformatoren. |
DE3750820T Expired - Fee Related DE3750820T2 (de) | 1986-09-30 | 1987-09-15 | Abstandsschutz von Dreiphasenverteiltransformatoren. |
DE8787308154T Expired - Lifetime DE3780405T2 (de) | 1986-09-30 | 1987-09-15 | Abstandsschutz von dreiphasen-verteiltransformatoren. |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE91201780T Expired - Fee Related DE3788436T2 (de) | 1986-09-30 | 1987-09-15 | Abstandsschutz von Dreiphasenverteiltransformatoren. |
DE3750821T Expired - Fee Related DE3750821T2 (de) | 1986-09-30 | 1987-09-15 | Fernschutz von Dreiphasenverteiltransformatoren. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787308154T Expired - Lifetime DE3780405T2 (de) | 1986-09-30 | 1987-09-15 | Abstandsschutz von dreiphasen-verteiltransformatoren. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4745512A (de) |
EP (4) | EP0453057B1 (de) |
AT (4) | ATE114886T1 (de) |
AU (1) | AU589292B2 (de) |
DE (4) | DE3788436T2 (de) |
GB (4) | GB2195845B (de) |
IN (1) | IN173331B (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4835651A (en) * | 1988-04-05 | 1989-05-30 | Westinghouse Electric Corp. | Loss-of-potential supervision for a distance relay |
FR2636434B1 (fr) * | 1988-09-09 | 1991-01-04 | Alsthom Gec | Dispositif de mesure des tensions d'une installation triphasee, notamment de type blinde |
GB2231216B (en) * | 1989-04-05 | 1993-04-14 | Mitsubishi Electric Corp | Zero-phase sequence current detector |
US5495384A (en) * | 1990-04-02 | 1996-02-27 | Square D Company | Apparatus and method for detecting a fault in a distributed line network |
US5224054A (en) * | 1990-04-02 | 1993-06-29 | Square D Company | Waveform capturing arrangement in distributed power network |
US5179376A (en) * | 1991-02-28 | 1993-01-12 | Systems Analysis And Integration, Inc. | Substation load distribution monitor system |
DE4111439A1 (de) * | 1991-04-09 | 1992-10-15 | Ritz Messwandler Kg | Digitales schutzrelais |
US5262679A (en) * | 1991-07-29 | 1993-11-16 | Schweitzer Engineering Laboratories, Inc. | Polarizing potential transfer switch circuit for use with power transmission lines |
US5406495A (en) * | 1993-02-01 | 1995-04-11 | Systems Analysis And Integration, Inc. | Substation load distribution monitor system |
US5517423A (en) * | 1994-01-11 | 1996-05-14 | Systems Analysis And Integration, Inc. | Power distribution system control network |
US5576618A (en) * | 1994-10-20 | 1996-11-19 | Abb Power T&D Company, Inc. | Process and apparatus for comparing in real time phase differences between phasors |
US5701080A (en) * | 1995-03-10 | 1997-12-23 | Cooper Industries, Inc. | Method of improving fault current measurement accuracy on electronic reclosure control |
US5566041A (en) * | 1995-04-17 | 1996-10-15 | Houston Industries Incorporated | Zero-sequence opening of power distribution |
US5745355A (en) * | 1996-06-25 | 1998-04-28 | Exide Electronics Corporation | Wireless selective tripping of AC power systems connected in parallel |
US6018449A (en) * | 1996-12-04 | 2000-01-25 | Energyline Systems, L.P. | Method for automated reconfiguration of a distribution system using distributed control logic and communications |
US6347027B1 (en) | 1997-11-26 | 2002-02-12 | Energyline Systems, Inc. | Method and apparatus for automated reconfiguration of an electric power distribution system with enhanced protection |
TW461920B (en) * | 1998-09-25 | 2001-11-01 | Mitsubishi Heavy Ind Ltd | Method of producing reduced iron and production facilities therefor |
US6459997B1 (en) * | 1998-12-28 | 2002-10-01 | General Electric Company | Method for event analysis at an intelligent electronic device |
US6239959B1 (en) | 1999-06-30 | 2001-05-29 | General Electric Company | Ground distance relay for AC power transmission line protection |
DE10059115A1 (de) * | 2000-11-28 | 2002-06-06 | Abb Patent Gmbh | Mittelspannungs- Leistungsschalteranordnung |
US7701683B2 (en) | 2001-07-06 | 2010-04-20 | Schweitzer Engineering Laboratories, Inc. | Apparatus, system, and method for sharing output contacts across multiple relays |
US7006897B2 (en) * | 2001-07-26 | 2006-02-28 | Thales North America, Inc. | Apparatus, method and computer program product for monitoring AC line current through the step start resistors of a high voltage power supply |
US20030165037A1 (en) * | 2002-03-01 | 2003-09-04 | Stephen Liscinksy | Three-phase supervisory circuit |
US20040264094A1 (en) * | 2003-05-06 | 2004-12-30 | Rahman Md Azizur | Protective control method and apparatus for power devices |
US7288921B2 (en) * | 2004-06-25 | 2007-10-30 | Emerson Process Management Power & Water Solutions, Inc. | Method and apparatus for providing economic analysis of power generation and distribution |
GB2423424B (en) * | 2005-02-22 | 2009-10-28 | Areva T & D Uk Ltd | A method and an apparatus for supervising the operation of current transformers |
EP1911136B1 (de) * | 2005-07-29 | 2015-05-27 | American Superconductor Corporation | Fehlerverwaltung eines hts-stromkabels |
US7403364B2 (en) * | 2006-11-30 | 2008-07-22 | Eaton Corporation | Power system fault characterization using transformed values |
US7684900B2 (en) * | 2007-02-20 | 2010-03-23 | Abb Research Ltd. | Adaptive provision of protection function settings of electrical machines |
US7940039B2 (en) * | 2007-07-13 | 2011-05-10 | De Buda Eric | Transformer meter and system for using same |
US8035944B2 (en) * | 2008-02-22 | 2011-10-11 | Liebert Corporation | Power supply system with adaptive blown fuse detection using negative sequence component |
US9256232B2 (en) | 2009-06-12 | 2016-02-09 | Schweitzer Engineering Laboratories, Inc. | Voltage regulation using multiple voltage regulator controllers |
US8427131B2 (en) | 2009-06-12 | 2013-04-23 | Schweitzer Engineering Laboratories Inc | Voltage regulation at a remote location using measurements from a remote metering device |
US8476874B2 (en) | 2009-10-13 | 2013-07-02 | Schweitzer Engineering Laboratories, Inc | Systems and methods for synchronized control of electrical power system voltage profiles |
CN103762551A (zh) * | 2014-01-27 | 2014-04-30 | 国家电网公司 | 基于断路器分闸位置加速封ta切除变压器死区故障的继电保护方法 |
CN106384997B (zh) * | 2016-11-22 | 2019-01-08 | 国网江苏省电力公司镇江供电公司 | 变压器差动保护低压侧正序顺时针负序逆时针补偿方法 |
WO2018157120A1 (en) | 2017-02-27 | 2018-08-30 | Magnetic Pumping Solutions, Llc | Sogi-based integrator, pll and current controller for grid connection and motor control |
ES2908116T3 (es) | 2017-04-26 | 2022-04-27 | Abb Spa | Un método para identificar un evento de falla en un sector de la red de distribución de energía eléctrica |
CN113239531B (zh) * | 2021-05-07 | 2023-06-27 | 南京国电南自维美德自动化有限公司 | 阻抗保护振荡闭锁判别方法、系统、存储介质及计算设备 |
US20240195163A1 (en) * | 2022-12-09 | 2024-06-13 | Milo Group Llc | Electric Distribution Line Ground Fault Prevention Systems Using Dual Parameter High Sensitivity Relay Device Monitoring With Blown Fuse Protection In A Single Phase Tap Line |
CN118130973B (zh) * | 2024-05-07 | 2024-07-23 | 国网山西省电力公司电力科学研究院 | 一种配电线路不对称故障判断方法及故障隔离方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB902999A (en) * | 1958-03-11 | 1962-08-09 | English Electric Co Ltd | Improvements in and relating to three-phase symmetrical component analysers and their application in electrical protective relay systems |
GB1266186A (de) * | 1969-07-02 | 1972-03-08 | ||
SU514389A1 (ru) * | 1972-12-02 | 1976-05-15 | Способ пуска дифференциальных защит линий электропередач с коэффициентом токораспределени отличным от единицы | |
US3992651A (en) * | 1975-04-01 | 1976-11-16 | General Electric Company | Active symmetrical component network for protective relays |
US4024439A (en) * | 1975-05-22 | 1977-05-17 | Esco Manufacturing Company | Protection of polyphase equipment |
US4148087A (en) * | 1977-04-20 | 1979-04-03 | Phadke Arun G | Distance relay for electric power transmission lines |
US4261038A (en) * | 1978-02-28 | 1981-04-07 | National Research Development Corporation | Protection of electrical power supply systems |
SE418554B (sv) * | 1979-09-03 | 1981-06-09 | Asea Ab | Overstromsrele |
US4293886A (en) * | 1979-12-17 | 1981-10-06 | Westinghouse Electric Corp. | Network protector relay |
US4377833A (en) * | 1981-08-17 | 1983-03-22 | Electric Power Research Institute, Inc. | Methods and apparatus for protecting electrical reactors |
JPS5858822A (ja) * | 1981-09-30 | 1983-04-07 | 株式会社東芝 | 保護継電装置 |
US4405966A (en) * | 1981-10-07 | 1983-09-20 | General Electric Company | System for providing protection for a high voltage transmission line |
US4408246A (en) * | 1982-01-13 | 1983-10-04 | Westinghouse Electric Corp. | Protective relay apparatus |
FR2550024B1 (fr) * | 1983-07-25 | 1986-03-14 | Electricite De France | Dispositif de protection a surintensite de courant |
US4600961A (en) * | 1983-09-01 | 1986-07-15 | Westinghouse Electric Corp. | Protective relay apparatus for detecting high-impedance ground faults |
US4686601A (en) * | 1985-10-02 | 1987-08-11 | General Electric Company | Ground distance relay for AC power transmission line protection |
US4669024A (en) * | 1985-10-23 | 1987-05-26 | Westinghouse Electric Corp. | Multiphase frequency selective phase locked loop with multiphase sinusoidal and digital outputs |
-
1986
- 1986-09-30 GB GB8623467A patent/GB2195845B/en not_active Expired - Fee Related
-
1987
- 1987-09-15 EP EP91201780A patent/EP0453057B1/de not_active Expired - Lifetime
- 1987-09-15 AT AT91201779T patent/ATE114886T1/de not_active IP Right Cessation
- 1987-09-15 DE DE91201780T patent/DE3788436T2/de not_active Expired - Fee Related
- 1987-09-15 AT AT91201778T patent/ATE114887T1/de active
- 1987-09-15 DE DE3750821T patent/DE3750821T2/de not_active Expired - Fee Related
- 1987-09-15 AT AT87308154T patent/ATE78376T1/de active
- 1987-09-15 EP EP91201779A patent/EP0453056B1/de not_active Expired - Lifetime
- 1987-09-15 IN IN806DE1987 patent/IN173331B/en unknown
- 1987-09-15 EP EP91201778A patent/EP0455314B1/de not_active Expired - Lifetime
- 1987-09-15 DE DE3750820T patent/DE3750820T2/de not_active Expired - Fee Related
- 1987-09-15 DE DE8787308154T patent/DE3780405T2/de not_active Expired - Lifetime
- 1987-09-15 EP EP87308154A patent/EP0266046B1/de not_active Expired - Lifetime
- 1987-09-17 US US07/098,007 patent/US4745512A/en not_active Expired - Lifetime
- 1987-09-23 AU AU78885/87A patent/AU589292B2/en not_active Ceased
-
1990
- 1990-06-08 GB GB9012767A patent/GB2232837B/en not_active Expired - Fee Related
- 1990-06-08 GB GB9012769A patent/GB2232839B/en not_active Expired - Fee Related
- 1990-06-08 GB GB9012768A patent/GB2232838B/en not_active Expired - Fee Related
-
1991
- 1991-07-09 AT AT91201780T patent/ATE98404T1/de not_active IP Right Cessation
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |