CN1784759A - 电流互感器的二次电流补偿方法 - Google Patents
电流互感器的二次电流补偿方法 Download PDFInfo
- Publication number
- CN1784759A CN1784759A CNA038263025A CN03826302A CN1784759A CN 1784759 A CN1784759 A CN 1784759A CN A038263025 A CNA038263025 A CN A038263025A CN 03826302 A CN03826302 A CN 03826302A CN 1784759 A CN1784759 A CN 1784759A
- Authority
- CN
- China
- Prior art keywords
- current
- moment
- value
- saturated
- secondary current
- 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.)
- Granted
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Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
- H02H1/046—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks upon detecting saturation of current transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2003/000788 WO2004093115A1 (en) | 2003-04-17 | 2003-04-17 | Method for compensating secondary current of current transformers |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1784759A true CN1784759A (zh) | 2006-06-07 |
CN100419936C CN100419936C (zh) | 2008-09-17 |
Family
ID=33297259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038263025A Expired - Fee Related CN100419936C (zh) | 2003-04-17 | 2003-04-17 | 电流互感器的二次电流补偿方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7103485B2 (zh) |
EP (1) | EP1618582A4 (zh) |
JP (1) | JP4555090B2 (zh) |
CN (1) | CN100419936C (zh) |
AU (1) | AU2003222478A1 (zh) |
WO (1) | WO2004093115A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102027381B (zh) * | 2008-03-28 | 2014-04-16 | Abb技术有限公司 | 确定电流的至少一个性质的方法、设备和计算机程序产品 |
CN107817462A (zh) * | 2017-09-27 | 2018-03-20 | 苏州万龙电气集团股份有限公司 | 一种塑壳断路器互感器电流线性补偿方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100561712B1 (ko) * | 2005-08-09 | 2006-03-15 | (주)지앤지컨설턴트에프디아이 | 계기용 변성기의 오차 보상 방법 |
FR2899339B1 (fr) * | 2006-04-04 | 2008-05-09 | Areva T & D Prot & Controle Sa | Procede de detection de saturation d'un transformateur de courant |
PL382552A1 (pl) * | 2007-05-31 | 2008-12-08 | Siemens Aktiengesellschaft | Sposób korygowania przebiegu prądu wtórnego zakłóconego przez nasycenie przekładnika prądowego i urządzenie elektryczne do realizacji tego sposobu |
DE102007041176A1 (de) * | 2007-08-27 | 2009-03-05 | Siemens Ag | Mess- und/oder Schaltgerät |
RU2457495C2 (ru) * | 2008-03-28 | 2012-07-27 | Абб Текнолоджи Аг | Оценка вектора при насыщении трансформатора тока |
KR20120015451A (ko) * | 2009-05-07 | 2012-02-21 | 지멘스 악티엔게젤샤프트 | 인터페이즈 변환 유닛에 대한 포화 제어 유닛 및 전압 컨버팅 디바이스에 대한 pwm 제어 장치 |
CN102324728B (zh) * | 2011-07-18 | 2013-10-23 | 重庆电力高等专科学校 | 电流互感器饱和的判别及补偿方法 |
EP3447870B1 (de) | 2017-08-22 | 2022-11-30 | Siemens Aktiengesellschaft | Differentialschutzverfahren, differentialschutzeinrichtung und differentialschutzsystem |
JP2021144281A (ja) * | 2020-03-10 | 2021-09-24 | 富士通株式会社 | 最適化装置、最適化方法、及び最適化プログラム |
CN111929630B (zh) * | 2020-07-13 | 2023-05-16 | 中国南方电网有限责任公司超高压输电公司柳州局 | 一种电流互感器饱和度的检测方法及检测装置 |
CN112816754B (zh) * | 2020-12-22 | 2022-07-12 | 深圳供电局有限公司 | 电流互感器电流补偿方法及设备 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3786338A (en) * | 1970-01-27 | 1974-01-15 | Technical Management Services | Transformer for direct and/or alternating currents |
JPS6418207A (en) | 1987-07-14 | 1989-01-23 | Nippon Denki Keiki Kenteisho | Current transformer device of error-compensation type |
JPH07120590B2 (ja) | 1987-12-10 | 1995-12-20 | 三菱電機株式会社 | 誤差補償形変流器 |
JP2740012B2 (ja) | 1989-08-04 | 1998-04-15 | 株式会社東芝 | 誤差補償形変流器 |
US5552979A (en) * | 1993-11-30 | 1996-09-03 | Philips Electronics North America Corporation | Isolated current sensor for DC to high frequency applications |
DE19723422C1 (de) | 1997-06-04 | 1998-12-10 | Siemens Ag | Verfahren und Vorrichtung zur Erkennung und Korrektur eines gesättigten Stromverlaufs eines Stromwandlers |
JP3546709B2 (ja) * | 1998-07-16 | 2004-07-28 | 日新電機株式会社 | Ct飽和検出可能なディジタルリレー |
JP3554889B2 (ja) | 2000-06-19 | 2004-08-18 | 山陽電気工業株式会社 | 二重帰還変流器 |
WO2002093183A1 (en) * | 2001-05-17 | 2002-11-21 | Yong-Cheol Kang | Method for detecting current transformer saturation |
US6617839B2 (en) * | 2000-07-12 | 2003-09-09 | Yong-Cheol Kang | Method for detecting current transformer saturation |
FR2835319B1 (fr) * | 2002-01-29 | 2004-03-12 | Alstom | Procede de detection de saturation dans un transformateur de courant |
US7034499B2 (en) * | 2003-10-03 | 2006-04-25 | Rt Patent Company, Inc. | Electromagnetic motor |
-
2003
- 2003-04-17 JP JP2004570912A patent/JP4555090B2/ja not_active Expired - Fee Related
- 2003-04-17 CN CNB038263025A patent/CN100419936C/zh not_active Expired - Fee Related
- 2003-04-17 WO PCT/KR2003/000788 patent/WO2004093115A1/en active IP Right Grant
- 2003-04-17 US US10/494,870 patent/US7103485B2/en not_active Expired - Fee Related
- 2003-04-17 EP EP03717750A patent/EP1618582A4/en not_active Withdrawn
- 2003-04-17 AU AU2003222478A patent/AU2003222478A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102027381B (zh) * | 2008-03-28 | 2014-04-16 | Abb技术有限公司 | 确定电流的至少一个性质的方法、设备和计算机程序产品 |
CN107817462A (zh) * | 2017-09-27 | 2018-03-20 | 苏州万龙电气集团股份有限公司 | 一种塑壳断路器互感器电流线性补偿方法 |
Also Published As
Publication number | Publication date |
---|---|
US20050035751A1 (en) | 2005-02-17 |
EP1618582A1 (en) | 2006-01-25 |
JP2006523942A (ja) | 2006-10-19 |
AU2003222478A1 (en) | 2004-11-04 |
WO2004093115A1 (en) | 2004-10-28 |
EP1618582A4 (en) | 2007-10-03 |
CN100419936C (zh) | 2008-09-17 |
US7103485B2 (en) | 2006-09-05 |
JP4555090B2 (ja) | 2010-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: MYONGJI UNIVERSITY INDUSTRY AND SCHOOL COOPERATIO Free format text: FORMER OWNER: MYONGJI UNIVERSITY Effective date: 20070202 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070202 Address after: South Korea Gyeonggi Do Yongin Applicant after: Myongji University Industry and Academia Cooperation Foundation Address before: South Korea Gyeonggi Do Yongin Applicant before: Myongji University |
|
ASS | Succession or assignment of patent right |
Owner name: IED, HANGUO Free format text: FORMER OWNER: MYONGJI UNIVERSITY INDUSTRY AND SCHOOL COOPERATION Effective date: 20070601 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20070601 Address after: Seoul, South Kerean Applicant after: Myongji University Address before: South Korea Gyeonggi Do Yongin Applicant before: Myongji University Industry and Academia Cooperation Foundation |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080917 Termination date: 20100417 |