CA2708067A1 - Method and apparatus for detecting a fault in a neutral return line of an electrical network - Google Patents
Method and apparatus for detecting a fault in a neutral return line of an electrical network Download PDFInfo
- Publication number
- CA2708067A1 CA2708067A1 CA2708067A CA2708067A CA2708067A1 CA 2708067 A1 CA2708067 A1 CA 2708067A1 CA 2708067 A CA2708067 A CA 2708067A CA 2708067 A CA2708067 A CA 2708067A CA 2708067 A1 CA2708067 A1 CA 2708067A1
- Authority
- CA
- Canada
- Prior art keywords
- network
- return line
- neutral return
- discontinuity
- 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.)
- Abandoned
Links
- 230000007935 neutral effect Effects 0.000 title claims abstract description 108
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008859 change Effects 0.000 claims abstract description 41
- 230000003278 mimic effect Effects 0.000 claims abstract description 9
- 230000000007 visual effect Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 description 58
- 238000010586 diagram Methods 0.000 description 19
- 230000006870 function Effects 0.000 description 14
- 238000005259 measurement Methods 0.000 description 12
- 238000009434 installation Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 230000003750 conditioning effect Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000012935 Averaging Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000002547 anomalous effect Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000000737 periodic effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000013101 initial test Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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)
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 (1)
| Publication Number | Publication Date |
|---|---|
| CA2708067A1 true CA2708067A1 (en) | 2009-06-25 |
Family
ID=40795097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2708067A Abandoned CA2708067A1 (en) | 2007-12-19 | 2008-09-17 | Method and apparatus for detecting a fault in a neutral return line of an electrical network |
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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11347193B2 (en) | 2020-02-15 | 2022-05-31 | International Business Machines Corporation | Automating reactive impedance measurements |
Families Citing this family (12)
| 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 |
| 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 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0075418B1 (en) * | 1981-09-10 | 1986-02-26 | Patented Devices (Proprietary) Limited | Cable testing |
| CN1026194C (zh) * | 1992-04-18 | 1994-10-12 | 南京建筑工程学院 | 多功能绝缘监视仪 |
| IL109607A (en) * | 1994-05-10 | 1997-04-15 | Hayim Nevo | Grounding fault detection system |
| 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 |
| IES80796B2 (en) * | 1997-08-28 | 1999-02-24 | Electricity Supply Board | Fault detection apparatus and method of detecting faults in an electrical distribution network |
| US6072317A (en) * | 1998-03-27 | 2000-06-06 | Eaton Corporation | Plug-in multifunction tester for AC electrical distribution system |
| 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 |
-
2008
- 2008-09-17 NZ NZ585914A patent/NZ585914A/xx not_active IP Right Cessation
- 2008-09-17 BR BRPI0821592-8A patent/BRPI0821592A2/pt not_active IP Right Cessation
- 2008-09-17 RU RU2010129448/28A patent/RU2488131C2/ru not_active IP Right Cessation
- 2008-09-17 WO PCT/AU2008/001372 patent/WO2009076697A1/en not_active Ceased
- 2008-09-17 KR KR1020107015945A patent/KR20100105703A/ko not_active Ceased
- 2008-09-17 CN CN2008801214871A patent/CN101903782B/zh not_active Expired - Fee Related
- 2008-09-17 UA UAA201006439A patent/UA100997C2/ru unknown
- 2008-09-17 MX MX2010006362A patent/MX2010006362A/es active IP Right Grant
- 2008-09-17 JP JP2010538270A patent/JP2011506978A/ja active Pending
- 2008-09-17 CA CA2708067A patent/CA2708067A1/en not_active Abandoned
- 2008-09-17 AU AU2008338291A patent/AU2008338291B2/en not_active Ceased
- 2008-09-17 US US12/808,143 patent/US20100301883A1/en not_active Abandoned
- 2008-09-17 EP EP08800007.0A patent/EP2232279A4/en not_active Withdrawn
-
2010
- 2010-06-02 ZA ZA2010/03943A patent/ZA201003943B/en unknown
- 2010-06-09 CR CR11484A patent/CR11484A/es not_active Application Discontinuation
- 2010-06-16 EG EG2010061028A patent/EG25668A/xx active
- 2010-06-18 GT GT201000183A patent/GT201000183A/es unknown
- 2010-06-21 CO CO10074189A patent/CO6300885A2/es not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11347193B2 (en) | 2020-02-15 | 2022-05-31 | International Business Machines Corporation | Automating reactive impedance measurements |
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 |
| CN101903782B (zh) | 2013-09-04 |
| WO2009076697A1 (en) | 2009-06-25 |
| EP2232279A4 (en) | 2015-07-29 |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |
Effective date: 20160126 |