SE8601566L - Reckviddsbegrensning for skydd i kraftnet - Google Patents

Reckviddsbegrensning for skydd i kraftnet

Info

Publication number
SE8601566L
SE8601566L SE8601566A SE8601566A SE8601566L SE 8601566 L SE8601566 L SE 8601566L SE 8601566 A SE8601566 A SE 8601566A SE 8601566 A SE8601566 A SE 8601566A SE 8601566 L SE8601566 L SE 8601566L
Authority
SE
Sweden
Prior art keywords
voltage
protection
voltage difference
wave model
difference
Prior art date
Application number
SE8601566A
Other languages
Unknown language ( )
English (en)
Other versions
SE452534B (sv
SE8601566D0 (sv
Inventor
G Nimmersjo
M M Saha
Original Assignee
Asea 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
Application filed by Asea Ab filed Critical Asea Ab
Priority to SE8601566A priority Critical patent/SE452534B/sv
Publication of SE8601566D0 publication Critical patent/SE8601566D0/sv
Priority to US07/030,448 priority patent/US4731688A/en
Priority to EP87105037A priority patent/EP0244649B1/en
Priority to DE8787105037T priority patent/DE3778199D1/de
Priority to JP62084512A priority patent/JPS62239815A/ja
Priority to CA000534075A priority patent/CA1287159C/en
Publication of SE8601566L publication Critical patent/SE8601566L/sv
Publication of SE452534B publication Critical patent/SE452534B/sv

Links

Classifications

    • 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
    • H02H7/265—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 making use of travelling wave theory

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
SE8601566A 1986-04-08 1986-04-08 Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning SE452534B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE8601566A SE452534B (sv) 1986-04-08 1986-04-08 Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning
US07/030,448 US4731688A (en) 1986-04-08 1987-03-27 Range limitation for a protection device in a power supply network
EP87105037A EP0244649B1 (en) 1986-04-08 1987-04-04 Method and device for protecting a power tramsmission line
DE8787105037T DE3778199D1 (de) 1986-04-08 1987-04-04 Verfahren und vorrichtung zum schutz einer leitung.
JP62084512A JPS62239815A (ja) 1986-04-08 1987-04-06 電力系統内の故障領域決定、直接トリツピングのための方法および装置
CA000534075A CA1287159C (en) 1986-04-08 1987-04-07 Range limitation for a protection device in a power supply network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8601566A SE452534B (sv) 1986-04-08 1986-04-08 Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning

Publications (3)

Publication Number Publication Date
SE8601566D0 SE8601566D0 (sv) 1986-04-08
SE8601566L true SE8601566L (sv) 1987-10-09
SE452534B SE452534B (sv) 1987-11-30

Family

ID=20364088

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8601566A SE452534B (sv) 1986-04-08 1986-04-08 Forfarande och anordning for reckviddsbegrensning och direktutlosning i samband med skydd av en kraftledning

Country Status (6)

Country Link
US (1) US4731688A (sv)
EP (1) EP0244649B1 (sv)
JP (1) JPS62239815A (sv)
CA (1) CA1287159C (sv)
DE (1) DE3778199D1 (sv)
SE (1) SE452534B (sv)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400205A (en) * 1993-06-17 1995-03-21 Sundstrand Corporation Breaker fail-safe system for a multi-channel electric power generating system
SE502073C2 (sv) * 1994-01-03 1995-07-31 Asea Brown Boveri Förfarande och anordning för riktningsbestämning av fel på en kraftlinje
GB2288930B (en) * 1994-04-25 1998-01-21 Gec Alsthom Ltd Methods and apparatus for identifying faulted phases on an electric power transmission line
US5729144A (en) * 1996-12-02 1998-03-17 Cummins; Kenneth L. Systems and methods for determining location of a fault on an electric utility power distribution system
GB2345810B (en) * 1999-01-13 2003-07-23 Alstom Uk Ltd Fault-detection apparatus
CN100527557C (zh) * 2006-06-16 2009-08-12 昆明理工大学 一种输电线路不同期合闸的行波合闸保护方法
EP2534751B1 (en) 2010-02-08 2013-10-30 Abb As Method for controlling a machine or an electrical load supplied with electric power over a long line
CN102074937B (zh) * 2010-11-05 2014-04-02 江西省电力科学研究院 模型自适应输电线路故障测距方法
BR112014008746A2 (pt) 2011-10-12 2017-04-18 Schweitzer Engineering Lab Inc dispositivo eletrônico inteligente de recepção, e, sistema para calcular uma localização de falha em um sistema de distribuição de energia elétrica
US9588168B2 (en) 2013-09-16 2017-03-07 Schweitzer Engineering Laboratories, Inc. Fault location using traveling waves
US8990036B1 (en) 2013-09-16 2015-03-24 Schweitzer Engineering Laboratories, Inc. Power line parameter adjustment and fault location using traveling waves
US9470748B2 (en) 2014-09-16 2016-10-18 Schweitzer Engineering Laboratories, Inc. Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements
US9509399B2 (en) 2015-02-13 2016-11-29 Schweitzer Engineering Laboratories, Inc. Transmission line protection using traveling waves in optical ground wire fiber
US10090664B2 (en) 2015-09-18 2018-10-02 Schweitzer Engineering Laboratories, Inc. Time-domain directional line protection of electric power delivery systems
EP3350897A4 (en) 2015-09-18 2019-08-07 Schweitzer Engineering Laboratories, Inc. TIME DOMAIN LINE PROTECTION OF ELECTRIC POWER DISTRIBUTION SYSTEMS
CN105182184B (zh) * 2015-09-29 2018-10-02 昆明理工大学 一种基于沿线方向行波分解的配网线缆混合直配线路故障测距方法
CN105182186B (zh) * 2015-09-29 2019-01-04 昆明理工大学 一种基于沿线电压分布和行波信息全覆盖的辐射网故障分支识别方法
CN108141043A (zh) 2015-10-12 2018-06-08 施瓦哲工程实验有限公司 行波定向元件
EP3363087A4 (en) 2015-10-13 2019-06-26 Schweitzer Engineering Laboratories, Inc. TEST SYSTEM FOR PROGRESSIVE WAVE DEFECT DETECTORS
EP3362805A4 (en) 2015-10-13 2019-06-19 Schweitzer Engineering Laboratories, Inc. MONITORING POWER SUPPLY SYSTEM USING HIGH FREQUENCY SIGNALS
US10564247B2 (en) 2015-10-13 2020-02-18 Schweitzer Engineering Laboratories, Inc. Testing system for traveling wave fault detectors
EP3362807A4 (en) 2015-10-14 2019-06-26 Schweitzer Engineering Laboratories, Inc. HIGH FREQUENCY SIGNAL PROCESSING SYSTEM FOR CURRENT SYSTEM
CN105655992B (zh) * 2016-01-26 2018-05-25 华北电力大学 适用于分布式电源接入的t接线路保护方法
EP3469385A1 (en) 2016-06-13 2019-04-17 Schweitzer Engineering Laboratories, Inc. Overcurrent element in time domain
CN109275337A (zh) 2016-06-14 2019-01-25 施瓦哲工程实验有限公司 行波故障检测***的相选择
US10236675B2 (en) 2016-07-26 2019-03-19 Schweitzer Engineering Laboratories, Inc. Fault detection and protection during steady state using traveling waves
US10585133B2 (en) 2016-11-11 2020-03-10 Schweitzer Engineering Laboratories, Inc. Electric power fault protection device using single-ended traveling wave fault location estimation
US10295585B2 (en) 2016-11-11 2019-05-21 Schweitzer Engineering Laboratories, Inc. Traveling wave based single end fault location
US11280834B2 (en) 2018-08-30 2022-03-22 Schweitzer Engineering Laboratories, Inc. Detection of low-energy events in an electric power system
US10677834B2 (en) 2018-09-14 2020-06-09 Schweitzer Engineering Laboratories, Inc. Distance protection of electric power delivery systems using time domain and frequency domain
US10641815B2 (en) 2018-09-27 2020-05-05 Schweitzer Engineering Laboratories, Inc. Secure distance protection of electric power delivery systems under transient conditions
US11067617B2 (en) 2018-10-08 2021-07-20 Schweitzer Engineering Laboratories, Inc. Single-end traveling wave fault location using line-mounted device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE330930B (sv) * 1969-05-08 1970-12-07 Asea Ab
SE418035B (sv) * 1979-08-30 1981-04-27 Asea Ab Impedansmetande anordning vid impedansskydd
SE418555B (sv) * 1979-09-07 1981-06-09 Asea Ab Minneskrets for releskydd
EP0057948B1 (de) * 1981-02-11 1985-11-27 BBC Aktiengesellschaft Brown, Boveri & Cie. Verfahren zur Sicherung von elektrischen Netzen bei Pendelung mittels einer Pendelsperre und Pendelsperre zur Durchführung des Verfahrens
JPS59123418A (ja) * 1982-12-28 1984-07-17 株式会社東芝 方向判別方式
SE441138B (sv) * 1984-02-01 1985-09-09 Asea Ab Digitalt impedansrele

Also Published As

Publication number Publication date
US4731688A (en) 1988-03-15
EP0244649B1 (en) 1992-04-15
SE452534B (sv) 1987-11-30
CA1287159C (en) 1991-07-30
DE3778199D1 (de) 1992-05-21
EP0244649A1 (en) 1987-11-11
SE8601566D0 (sv) 1986-04-08
JPS62239815A (ja) 1987-10-20

Similar Documents

Publication Publication Date Title
SE8601566L (sv) Reckviddsbegrensning for skydd i kraftnet
SE8601565D0 (sv) Riktningsdetektering vid fel i kraftnet
SE8506063L (sv) Detektering av hogresistiva fel i kraftnet
SE8506061D0 (sv) Fellokalisering i kraftnet
SE9400009D0 (sv) Förfarande och anordning för riktningsbestämning av fel på en kraftlinje
SE8801122L (sv) Felbestaemning vid fel paa en kraftledning
SE9203071D0 (sv) Foerfarande och anordning foer felbestaemning vid fel paa en kraftledning
SE8500489D0 (sv) Forfarande for styrning av anleggning for kraftoverforing med hjelp av hogspend likstrom och anleggning med styrorgan for genomforande av forfarandet
SE7703755L (sv) Frekvensomvandlare
DK454279A (da) En hovedstation og understation til fordeling af elektrisk energi
GB1375764A (sv)
JPS5240746A (en) Failure point measuring method
JPS53116446A (en) Fault point locator for power transmission line
GR70036B (sv)
DK90179A (da) Fremgangsmaade og apparat til maaling af elektriske stroemme dse og eller spaendinget i et flertal stroem eller spaendingskre
JPS54155082A (en) Insulating faulty point location detecting circuit of wire and cable
SE7613664L (sv) Anordning for att alstra och reglera reaktiv effekt hos stromriktarmatade likstromsbelastningar
GR70035B (sv)
JPS5722386A (en) Inverter circuit
JPS5562369A (en) Detecting method for ground-fault section of power cable
JPS54121940A (en) Voltage adjustment for voltage reducing substation and power distribution line and induced power compensator
FR2701569B1 (fr) Procédé et circuit de mesure et de régulation de puissance, pour des circuits inducteurs à courants alternatifs importants et à fréquences élevées.
GB1322040A (en) Method of simulating the voltage increase on load at the zero or neutral point in a three-phase synchronous generator
JPS5290048A (en) Fault point detection system for disconnection of high voltage power transmission lines
JPS53135438A (en) Detection method of distance of short-circuit fault

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8601566-6

Effective date: 19941110

Format of ref document f/p: F