CN101903782B - 用于检测在电网的中性回路线中的故障的方法和设备 - Google Patents

用于检测在电网的中性回路线中的故障的方法和设备 Download PDF

Info

Publication number
CN101903782B
CN101903782B CN2008801214871A CN200880121487A CN101903782B CN 101903782 B CN101903782 B CN 101903782B CN 2008801214871 A CN2008801214871 A CN 2008801214871A CN 200880121487 A CN200880121487 A CN 200880121487A CN 101903782 B CN101903782 B CN 101903782B
Authority
CN
China
Prior art keywords
voltage
network
return line
neutral return
impedance
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
Application number
CN2008801214871A
Other languages
English (en)
Chinese (zh)
Other versions
CN101903782A (zh
Inventor
埃里克森·布鲁斯·迈尔斯
布赖恩·道格拉斯·赫尔特
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.)
Aurora Energy Pty Ltd
Original Assignee
Aurora Energy Pty Ltd
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
Priority claimed from AU2007906977A external-priority patent/AU2007906977A0/en
Application filed by Aurora Energy Pty Ltd filed Critical Aurora Energy Pty Ltd
Publication of CN101903782A publication Critical patent/CN101903782A/zh
Application granted granted Critical
Publication of CN101903782B publication Critical patent/CN101903782B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/10—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to mechanical injury, e.g. rupture of line, breakage of earth connection
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/54—Testing for continuity
    • 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
    • G01R31/58—Testing of lines, cables or 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/17—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 fault current to earth, frame or mass by means of an auxiliary voltage injected into the installation to be protected

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
CN2008801214871A 2007-12-19 2008-09-17 用于检测在电网的中性回路线中的故障的方法和设备 Expired - Fee Related CN101903782B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2007906977 2007-12-19
AU2007906977A AU2007906977A0 (en) 2007-12-19 Method and apparatus for detecting a fault in a neutral return line of an electrical network
PCT/AU2008/001372 WO2009076697A1 (en) 2007-12-19 2008-09-17 Method and apparatus for detecting a fault in a neutral return line of an electrical network

Publications (2)

Publication Number Publication Date
CN101903782A CN101903782A (zh) 2010-12-01
CN101903782B true CN101903782B (zh) 2013-09-04

Family

ID=40795097

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2008801214871A Expired - Fee Related CN101903782B (zh) 2007-12-19 2008-09-17 用于检测在电网的中性回路线中的故障的方法和设备

Country Status (18)

Country Link
US (1) US20100301883A1 (enExample)
EP (1) EP2232279A4 (enExample)
JP (1) JP2011506978A (enExample)
KR (1) KR20100105703A (enExample)
CN (1) CN101903782B (enExample)
AU (1) AU2008338291B2 (enExample)
BR (1) BRPI0821592A2 (enExample)
CA (1) CA2708067A1 (enExample)
CO (1) CO6300885A2 (enExample)
CR (1) CR11484A (enExample)
EG (1) EG25668A (enExample)
GT (1) GT201000183A (enExample)
MX (1) MX2010006362A (enExample)
NZ (1) NZ585914A (enExample)
RU (1) RU2488131C2 (enExample)
UA (1) UA100997C2 (enExample)
WO (1) WO2009076697A1 (enExample)
ZA (1) ZA201003943B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102135586B (zh) * 2010-01-22 2014-08-13 西门子公司 检测电网电压异常事件的方法、装置和电源监控设备
EP2628236B1 (en) 2010-10-14 2016-01-06 Koninklijke Philips N.V. Operational state determination apparatus
KR200460411Y1 (ko) * 2011-04-14 2012-05-24 김동균 누전 케이블 탐지기
FR2994275B1 (fr) * 2012-07-31 2014-08-29 Schneider Electric Ind Sas Systeme de detection d'une variation d'impedance d'un conducteur de neutre, poste de transformation comprenant un tel systeme et procede de detection d'une variation d'impedance d'un conducteur de neutre avec un tel systeme
US9577423B2 (en) * 2013-04-11 2017-02-21 Eaton Corporation Power system including a load panel protecting a facility from a broken or missing neutral of a split phase electrical distribution configuration
US9335363B2 (en) * 2013-04-11 2016-05-10 Eaton Corporation Missing or broken neutral monitoring circuit for split phase electrical distribution configurations
AU2015271654B2 (en) * 2014-06-05 2020-10-01 Kevin Stephen Davies System and method for detecting connector faults in power conversion system
US10473729B2 (en) * 2016-09-09 2019-11-12 Cisco Technology, Inc. Active AC power loss detection
CN108732425B (zh) * 2018-07-07 2020-10-13 国网福建省电力有限公司 一种低压配网供电线路电阻值实时监测方法
JP2021056172A (ja) * 2019-10-02 2021-04-08 三菱電機株式会社 診断装置、診断システム、及び診断方法
US11347193B2 (en) 2020-02-15 2022-05-31 International Business Machines Corporation Automating reactive impedance measurements
US11682904B2 (en) 2021-09-24 2023-06-20 Cisco Technology, Inc. Three-phase AC load unbalance detection and balancing method and circuit
FR3137178B1 (fr) * 2022-06-28 2024-05-10 Sagemcom Energy & Telecom Sas Détection de perte de neutre ou de phase

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064948A (zh) * 1992-04-18 1992-09-30 南京建筑工程学院 多功能绝缘监视仪
US5650728A (en) * 1995-04-03 1997-07-22 Hubbell Incorporated Fault detection system including a capacitor for generating a pulse and a processor for determining admittance versus frequency of a reflected pulse
EP0945949A2 (en) * 1998-03-27 1999-09-29 Eaton Corporation Plug-in multifunction tester for ac electrical distribution system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075418B1 (en) * 1981-09-10 1986-02-26 Patented Devices (Proprietary) Limited Cable testing
IL109607A (en) * 1994-05-10 1997-04-15 Hayim Nevo Grounding fault detection system
IES80796B2 (en) * 1997-08-28 1999-02-24 Electricity Supply Board Fault detection apparatus and method of detecting faults in an electrical distribution network
JP2000074972A (ja) * 1998-08-31 2000-03-14 Miwa Electric Co Ltd 単相三線方式配電線における中性線の欠相検出方法およびこれに使用する検出器
JP2000173414A (ja) * 1998-12-02 2000-06-23 Mitsubishi Electric Corp 単相三線式回路遮断器およびその試験方法
US6421618B1 (en) * 1998-12-28 2002-07-16 General Electric Company Incipient leakage current fault detection apparatus and method
US6888708B2 (en) * 2001-06-20 2005-05-03 Post Glover Resistors, Inc. Method and apparatus for control and detection in resistance grounded electrical systems
RU2230415C1 (ru) * 2002-10-17 2004-06-10 Южно-Уральский государственный университет Устройство контроля непрерывности нулевого проводника в воздушных линиях 0,4 кв
JP2004187435A (ja) * 2002-12-05 2004-07-02 Mitsubishi Electric Corp 三相四線式交流電源の逆相及び欠相検出装置
WO2008019446A1 (en) * 2006-08-18 2008-02-21 Aurora Energy Pty Ltd Method and apparatus for detecting a fault in a supply line
US7847562B2 (en) * 2006-11-29 2010-12-07 2D2C, Inc. Method and apparatus for detection of resistive fault conditions
WO2010031148A1 (en) * 2009-04-17 2010-03-25 Aurora Energy Pty Ltd Method and apparatus for detecting a fault in an active line, neutral return line or earth return path of an electrical network

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1064948A (zh) * 1992-04-18 1992-09-30 南京建筑工程学院 多功能绝缘监视仪
US5650728A (en) * 1995-04-03 1997-07-22 Hubbell Incorporated Fault detection system including a capacitor for generating a pulse and a processor for determining admittance versus frequency of a reflected pulse
EP0945949A2 (en) * 1998-03-27 1999-09-29 Eaton Corporation Plug-in multifunction tester for ac electrical distribution system

Also Published As

Publication number Publication date
CO6300885A2 (es) 2011-07-21
CN101903782A (zh) 2010-12-01
ZA201003943B (en) 2011-03-30
AU2008338291A1 (en) 2009-06-25
RU2488131C2 (ru) 2013-07-20
AU2008338291B2 (en) 2012-10-04
WO2009076697A1 (en) 2009-06-25
EP2232279A4 (en) 2015-07-29
CA2708067A1 (en) 2009-06-25
EG25668A (en) 2012-05-13
EP2232279A1 (en) 2010-09-29
NZ585914A (en) 2013-03-28
BRPI0821592A2 (pt) 2015-06-23
UA100997C2 (ru) 2013-02-25
JP2011506978A (ja) 2011-03-03
CR11484A (es) 2010-09-03
KR20100105703A (ko) 2010-09-29
MX2010006362A (es) 2010-09-10
GT201000183A (es) 2012-03-30
US20100301883A1 (en) 2010-12-02
RU2010129448A (ru) 2012-01-27

Similar Documents

Publication Publication Date Title
CN101903782A (zh) 用于检测在电网的中性回路线中的故障的方法和设备
JP5580389B2 (ja) 検査方法
CA2819134C (en) Methods and apparatus for sensing ground leakage and automated self testing thereof
US20120235825A1 (en) Method and apparatus for detecting a fault in an active line, neutral return line or earth return path of an electrical network
CA2531416A1 (en) System, apparatus and method for detection of electrical faults
US10855068B2 (en) Ground fault monitoring system and method
AU2007283998B2 (en) Method and apparatus for detecting a fault in a supply line
WO2007047860A2 (en) Method of detecting faults using graduated fault detection levels
CN110383083A (zh) 用于验证仪表的布线的方法
JP2019134681A (ja) 差込接続ユニット
EP0418321B1 (en) A system and a method for detecting and locating liquid leaks
US6735496B1 (en) System and method of monitoring multiple control loops in a heater system
JP6605058B2 (ja) 差込接続ユニット
WO2008003917A1 (en) Apparatus for testing wiring
JP7127766B2 (ja) 差込接続ユニット
JP5878186B2 (ja) 電力配電線健全性確認装置及び電力配電線健全性確認方法
KR20210016654A (ko) Tn접지 공급망과 it접지 고객망으로 구성된 전력망에서 누전 검출 방법 및 장치

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130904

Termination date: 20150917

EXPY Termination of patent right or utility model