FI20155423A - Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa - Google Patents

Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa

Info

Publication number
FI20155423A
FI20155423A FI20155423A FI20155423A FI20155423A FI 20155423 A FI20155423 A FI 20155423A FI 20155423 A FI20155423 A FI 20155423A FI 20155423 A FI20155423 A FI 20155423A FI 20155423 A FI20155423 A FI 20155423A
Authority
FI
Finland
Prior art keywords
procedure
power grid
phase power
earth fault
fault protection
Prior art date
Application number
FI20155423A
Other languages
English (en)
Swedish (sv)
Other versions
FI126434B (fi
Inventor
Sakari Kauppinen
Risto Pitkänen
Original Assignee
Jyväskylän Energia Oy
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 Jyväskylän Energia Oy filed Critical Jyväskylän Energia Oy
Priority to FI20155423A priority Critical patent/FI126434B/fi
Priority to CN201680038097.2A priority patent/CN107735690B/zh
Priority to EP16802629.2A priority patent/EP3304105A4/en
Priority to PCT/FI2016/050158 priority patent/WO2016193529A1/en
Application granted granted Critical
Publication of FI126434B publication Critical patent/FI126434B/fi
Publication of FI20155423A publication Critical patent/FI20155423A/fi

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
    • G01R31/088—Aspects of digital computing
    • 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
    • H02H3/347—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 summation current transformers
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Emergency Protection Circuit Devices (AREA)
FI20155423A 2015-06-03 2015-06-03 Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa FI126434B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20155423A FI126434B (fi) 2015-06-03 2015-06-03 Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa
CN201680038097.2A CN107735690B (zh) 2015-06-03 2016-03-14 三相电气网络的接地故障保护的方法
EP16802629.2A EP3304105A4 (en) 2015-06-03 2016-03-14 EARTH FAULT PROTECTION METHOD FOR THREE-PHASE ELECTRICAL NETWORK
PCT/FI2016/050158 WO2016193529A1 (en) 2015-06-03 2016-03-14 Method for earth fault protection for a three-phase electrical network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20155423A FI126434B (fi) 2015-06-03 2015-06-03 Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa

Publications (2)

Publication Number Publication Date
FI126434B FI126434B (fi) 2016-11-30
FI20155423A true FI20155423A (fi) 2016-11-30

Family

ID=57358719

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20155423A FI126434B (fi) 2015-06-03 2015-06-03 Menetelmä kolmivaiheisen sähköverkon maasulkusuojauksessa

Country Status (4)

Country Link
EP (1) EP3304105A4 (fi)
CN (1) CN107735690B (fi)
FI (1) FI126434B (fi)
WO (1) WO2016193529A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2653510C1 (ru) * 2016-12-26 2018-05-10 Федеральное государственное бюджетное образовательное учреждение высшего образования "Калининградский государственный технический университет" Способ компенсации тока однофазного замыкания
RU2673799C1 (ru) * 2017-11-17 2018-11-30 Общество с ограниченной ответственностью "НПП Бреслер" (ООО "НПП Бреслер") Устройство для автоматической компенсации тока однофазного замыкания на землю
EP3570399B1 (en) 2018-05-18 2022-03-16 ABB Schweiz AG Method and apparatus for use in earth-fault protection
CN110514934B (zh) * 2019-09-10 2021-07-30 苏州热工研究院有限公司 一种低压配电盘供电可靠性分析方法及系统
RU2742825C1 (ru) * 2020-01-13 2021-02-11 Федеральное государственное бюджетное образовательное учреждение высшего образования "Калининградский государственный технический университет" Способ компенсации тока однофазного замыкания в условиях неконтролируемой несимметрии фазных емкостей изоляции по отношению к корпусу
CN113949033B (zh) * 2020-12-17 2023-07-18 保定钰鑫电气科技有限公司 一种三相供电系统相间短路的处理方法
CN113949043B (zh) * 2020-12-17 2023-07-18 保定钰鑫电气科技有限公司 一种供电系统相间短路的处理方法
CN113725824B (zh) * 2020-12-28 2023-12-15 保定钰鑫电气科技有限公司 一种用于处理相间短路的装置
CN113644622B (zh) * 2021-01-18 2023-07-18 保定钰鑫电气科技有限公司 一种辅助处理相间短路的装置
CN113949044B (zh) * 2021-02-02 2024-02-13 保定钰鑫电气科技有限公司 一种三相非有效接地供电系统
CN113725825B (zh) * 2021-04-19 2023-12-05 保定钰鑫电气科技有限公司 一种供电系统相间短路的处理方法
CN113949045B (zh) * 2021-06-30 2024-02-09 保定钰鑫电气科技有限公司 一种三相电力系统相间短路的排除方法
CN113949046B (zh) * 2021-06-30 2023-12-15 保定钰鑫电气科技有限公司 一种三相电力系统相间短路的处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI109246B (fi) * 1998-06-02 2002-06-14 Abb Oy Menetelmä ja laitteisto viallisen johtolähdön tunnistamiseksi sähkönjakeluverkon maasulkutilanteessa
FI117258B (fi) * 1998-11-02 2006-08-15 Abb Oy Sähköverkon maasulkusuojaus
US6525543B1 (en) * 2000-10-20 2003-02-25 Schweitzer Engineering Laboratories Fault type selection system for identifying faults in an electric power system
FI118492B (fi) * 2005-05-17 2007-11-30 Abb Oy Järjestelmä ja menetelmä maasulkuvian sijainnin määrittämiseksi
EP2192416B1 (en) * 2008-11-26 2018-01-03 ABB Schweiz AG Method and apparatus for detecting a phase-to-earth fault
JP2010187446A (ja) * 2009-02-10 2010-08-26 Chugoku Electric Power Co Inc:The 電力ケーブル地絡検出装置および電力ケーブル地絡保護装置
EP2402774B1 (en) * 2010-06-29 2013-05-15 ABB Technology AG Method and apparatus for determining distance to phase-to-earth fault
SE536143C2 (sv) * 2011-06-14 2013-05-28 Dlaboratory Sweden Ab Metod för att detektera jordfel i trefas elkraftdistributionsnät
CN103852688B (zh) * 2012-11-30 2016-11-16 施耐德电器工业公司 用于确定接地故障的位置的方法和设备
CN104345197B (zh) * 2013-07-24 2017-09-15 施耐德电器工业公司 在单相接地故障时估计零序电压的角度的方法及设备

Also Published As

Publication number Publication date
CN107735690A (zh) 2018-02-23
FI126434B (fi) 2016-11-30
EP3304105A1 (en) 2018-04-11
EP3304105A4 (en) 2019-07-10
WO2016193529A1 (en) 2016-12-08
CN107735690B (zh) 2021-06-11

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