SE7803868L - Riktad vagdetektor - Google Patents

Riktad vagdetektor

Info

Publication number
SE7803868L
SE7803868L SE7803868A SE7803868A SE7803868L SE 7803868 L SE7803868 L SE 7803868L SE 7803868 A SE7803868 A SE 7803868A SE 7803868 A SE7803868 A SE 7803868A SE 7803868 L SE7803868 L SE 7803868L
Authority
SE
Sweden
Prior art keywords
fault
sign
combined
relay protection
guard detector
Prior art date
Application number
SE7803868A
Other languages
English (en)
Other versions
SE410925B (sv
Inventor
S Liberman
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 SE7803868A priority Critical patent/SE410925B/sv
Priority to CH211879A priority patent/CH640373A5/de
Priority to DE2911844A priority patent/DE2911844C2/de
Priority to FR7908439A priority patent/FR2422278A1/fr
Priority to GB7911910A priority patent/GB2020120B/en
Publication of SE7803868L publication Critical patent/SE7803868L/sv
Publication of SE410925B publication Critical patent/SE410925B/sv
Priority to US06/259,719 priority patent/US4351011A/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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • 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
    • H02H3/42—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 product of voltage and current
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (AREA)
  • Electric Cable Installation (AREA)
SE7803868A 1978-04-06 1978-04-06 Riktad vagdetektor SE410925B (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE7803868A SE410925B (sv) 1978-04-06 1978-04-06 Riktad vagdetektor
CH211879A CH640373A5 (de) 1978-04-06 1979-03-05 Richtungsempfindlicher wellendetektor in einer relaisschutzanordnung.
DE2911844A DE2911844C2 (de) 1978-04-06 1979-03-26 Gerichteter Wellendetektor
FR7908439A FR2422278A1 (fr) 1978-04-06 1979-04-04 Detecteur d'ondes directif
GB7911910A GB2020120B (en) 1978-04-06 1979-04-05 Directional wave detector for power supply networks
US06/259,719 US4351011A (en) 1978-04-06 1981-05-01 Directional wave detector apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7803868A SE410925B (sv) 1978-04-06 1978-04-06 Riktad vagdetektor

Publications (2)

Publication Number Publication Date
SE7803868L true SE7803868L (sv) 1979-10-07
SE410925B SE410925B (sv) 1979-11-12

Family

ID=20334511

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7803868A SE410925B (sv) 1978-04-06 1978-04-06 Riktad vagdetektor

Country Status (6)

Country Link
US (1) US4351011A (sv)
CH (1) CH640373A5 (sv)
DE (1) DE2911844C2 (sv)
FR (1) FR2422278A1 (sv)
GB (1) GB2020120B (sv)
SE (1) SE410925B (sv)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH642491A5 (de) * 1978-08-29 1984-04-13 Bbc Brown Boveri & Cie Verfahren und einrichtung zur fehlerdetektion an elektrischen leitungen.
FR2494853A1 (fr) * 1980-11-25 1982-05-28 Enertec Procede pour determiner la direction de l'origine d'une perturbation affectant un element d'un reseau de transport d'energie electrique
SE446795B (sv) * 1980-12-05 1986-10-06 Asea Ab Anordning for detektering av felbeheftad(e) fas(er) i flerfassystem
FR2497857A1 (fr) * 1981-01-13 1982-07-16 Atlas Maisons Panneau prefabrique et profiles pour la realisation de ce panneau
US4371907A (en) * 1981-08-11 1983-02-01 Westinghouse Canada Inc. Protective relay apparatus and methods for protecting electrical power transmission lines
DE3361911D1 (en) * 1982-06-23 1986-03-06 Bbc Brown Boveri & Cie Process for detecting faults or fault direction in electrical lines and means for carrying it out
US4453191A (en) * 1982-07-29 1984-06-05 General Electric Company Overvoltage directional relay
SE452533B (sv) * 1986-04-08 1987-11-30 Asea Ab Forfarande for riktningsdetektering av fel pa en kraftledning samt anordning for genomforande av det nemnda forfarandet
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
US5745355A (en) * 1996-06-25 1998-04-28 Exide Electronics Corporation Wireless selective tripping of AC power systems connected in parallel
IT1286463B1 (it) * 1996-12-10 1998-07-08 Sace Spa Metodo per la misura della potenza assorbita da un carico in impianti di distribuzione elettrica
ATA194698A (de) * 1998-11-20 2001-11-15 Adaptive Regelsysteme Ges M B Verfahren zur bestimmung des erdschlussbehafteten abzweiges
US6987389B1 (en) * 2000-11-14 2006-01-17 Pass & Seymour, Inc. Upstream/downstream arc fault discriminator
LT5337B (lt) * 2005-07-20 2006-04-25 Uab "Energijos Srautas" Įžemėjimo trifaziame elektros tinkle identifikavimo ir vietos nustatymo būdas
US7660088B2 (en) * 2005-09-07 2010-02-09 Schweitzer Engineering Laboratories, Inc. System, apparatus and method for compensating the sensitivity of a sequence element in a line current differential relay in a power system
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
US8336352B2 (en) * 2010-01-25 2012-12-25 Aclara Power-Line Systems, Inc. Transient detector and fault classifier for a power distribution system
CA2850834C (en) 2011-10-12 2015-12-29 Schweitzer Engineering Laboratories, Inc. Fault location using traveling waves
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
CN104201660A (zh) * 2014-09-15 2014-12-10 昆明理工大学 一种基于方向行波积分比较原理的三角形环网暂态量单元保护方法
EP3194987A4 (en) 2014-09-16 2018-06-13 Schweitzer Engineering Laboratories, Inc. Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements
CN104655981A (zh) * 2014-11-05 2015-05-27 昆明理工大学 一种利用交叉顺序差分变换的行波极性比较式方向保护方法
WO2016074199A1 (en) * 2014-11-13 2016-05-19 Abb Technology Ltd Dc grid protection method and system thereof
US9509399B2 (en) 2015-02-13 2016-11-29 Schweitzer Engineering Laboratories, Inc. Transmission line protection using traveling waves in optical ground wire fiber
US10074969B2 (en) 2015-03-30 2018-09-11 Abb Schweiz Ag Travelling wave protection of a transmission line
US10090664B2 (en) 2015-09-18 2018-10-02 Schweitzer Engineering Laboratories, Inc. Time-domain directional line protection of electric power delivery systems
WO2017049224A1 (en) * 2015-09-18 2017-03-23 Schweitzer Engineering Laboratories, Inc. Time-domain line protection of electric power delivery systems
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
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
US10564246B2 (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
WO2017218600A1 (en) 2016-06-13 2017-12-21 Schweitzer Engineering Laboratories, Inc. Overcurrent element in time domain
WO2017218558A1 (en) * 2016-06-14 2017-12-21 Schweitzer Engineering Laboratories, Inc. Phase selection for traveling wave fault detection systems
US10236675B2 (en) 2016-07-26 2019-03-19 Schweitzer Engineering Laboratories, Inc. Fault detection and protection during steady state using traveling waves
CN106501677A (zh) * 2016-10-27 2017-03-15 国网福建省电力有限公司 无需整定阈值的柔性直流输电架空线路故障快速判断方法
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
US10495680B2 (en) 2017-06-14 2019-12-03 Schweitzer Engineering Laboratories, Inc. Systems and methods for detecting current transformer ultrasaturation to enhance relay security and dependability
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
US11592498B2 (en) 2020-10-02 2023-02-28 Schweitzer Engineering Laboratories, Inc. Multi-phase fault identification in capacitor banks
CN112327083B (zh) * 2020-10-31 2022-08-26 贵州电网有限责任公司 一种保护跳闸出口逻辑验证器
US11735907B2 (en) 2021-02-03 2023-08-22 Schweitzer Engineering Laboratories, Inc. Traveling wave overcurrent protection for electric power delivery systems
US11808824B2 (en) 2021-03-17 2023-11-07 Schweitzer Engineering Laboratories, Inc. Systems and methods to identify open phases of a capacitor bank

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE368092B (sv) * 1972-11-06 1974-06-17 Asea Ab
SE375886B (sv) * 1973-08-22 1975-04-28 Asea Ab
SE387019B (sv) * 1974-11-21 1976-08-23 Asea Ab Skydd for i elektrisk kraftnet ingaende anleggningsdelar
CH608916A5 (sv) * 1975-04-28 1979-01-31 Bbc Brown Boveri & Cie
CH608917A5 (sv) * 1975-06-05 1979-01-31 Bbc Brown Boveri & Cie
DE2539451C2 (de) * 1975-09-04 1984-03-29 Siemens AG, 1000 Berlin und 8000 München Elektronisches Rückleistungsschutzrelais
US4079435A (en) * 1976-08-13 1978-03-14 Tamara Borisovna Zaslavskaya Method of protecting power transmission lines and apparatus for realizing same
US4100587A (en) * 1976-12-28 1978-07-11 General Electric Company Circuit for detecting the flow of an excess of reverse power from a load to a power system

Also Published As

Publication number Publication date
SE410925B (sv) 1979-11-12
DE2911844A1 (de) 1979-10-18
GB2020120B (en) 1982-09-22
DE2911844C2 (de) 1985-09-12
CH640373A5 (de) 1983-12-30
FR2422278A1 (fr) 1979-11-02
US4351011A (en) 1982-09-21
GB2020120A (en) 1979-11-07
FR2422278B1 (sv) 1985-05-10

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