CN101784903B - 用于光纤传感器的自适应滤波器 - Google Patents
用于光纤传感器的自适应滤波器 Download PDFInfo
- Publication number
- CN101784903B CN101784903B CN200880014726.3A CN200880014726A CN101784903B CN 101784903 B CN101784903 B CN 101784903B CN 200880014726 A CN200880014726 A CN 200880014726A CN 101784903 B CN101784903 B CN 101784903B
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- China
- Prior art keywords
- output
- signal
- accumulator
- comb filter
- filtering
- 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.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
- G01R15/247—Details of the circuitry or construction of devices covered by G01R15/241 - G01R15/246
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US92760907P | 2007-05-04 | 2007-05-04 | |
| US60/927,609 | 2007-05-04 | ||
| PCT/US2008/062377 WO2008137651A2 (en) | 2007-05-04 | 2008-05-02 | Adaptive filters for fiber optic sensors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101784903A CN101784903A (zh) | 2010-07-21 |
| CN101784903B true CN101784903B (zh) | 2014-12-10 |
Family
ID=39944208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200880014726.3A Expired - Fee Related CN101784903B (zh) | 2007-05-04 | 2008-05-02 | 用于光纤传感器的自适应滤波器 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8890508B2 (zh) |
| EP (1) | EP2145194B1 (zh) |
| CN (1) | CN101784903B (zh) |
| WO (1) | WO2008137651A2 (zh) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105026937B (zh) * | 2013-03-07 | 2018-05-01 | 安达满株式会社 | 电流测量装置 |
| JP6475717B2 (ja) * | 2013-11-12 | 2019-02-27 | ゼネラル エレクトリック テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツングGeneral Electric Technology GmbH | 光学的電流センサを使用する電力変圧器 |
| CN106030318B (zh) * | 2013-12-20 | 2020-11-17 | Abb电网瑞士股份公司 | 光纤传感器和方法 |
| CN104007297B (zh) * | 2014-06-12 | 2016-08-31 | 国家电网公司 | 一种数字闭环偏振仪型光纤电流传感器 |
| CN107643438A (zh) * | 2017-09-14 | 2018-01-30 | 重庆大学 | 基于法拉第磁光效应的光学电流传感器及其电流测量方法 |
| KR102029282B1 (ko) * | 2018-11-08 | 2019-10-07 | 전남대학교산학협력단 | 옵토 커플러를 이용한 전압 센싱 회로 |
| CN113325215B (zh) * | 2021-04-28 | 2022-04-26 | 哈尔滨工业大学 | 一种基于多级梳状滤波的光纤电流互感器输出控制器的设计方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5644397A (en) * | 1994-10-07 | 1997-07-01 | The Texas A&M University System | Fiber optic interferometric circuit and magnetic field sensor |
| US5696858A (en) * | 1996-08-01 | 1997-12-09 | The Texas A&M University System | Fiber Optics apparatus and method for accurate current sensing |
| US6188811B1 (en) * | 1998-10-31 | 2001-02-13 | The Texas A&M Universtiy System | Fiber optic current sensor |
| KR200309065Y1 (ko) * | 2002-12-30 | 2003-03-29 | 한국전기연구원 | 광섬유 전류센서의 광량변화에 따른 출력신호 안정화 회로 |
| CN1434299A (zh) * | 2003-02-27 | 2003-08-06 | 上海交通大学 | 电力光学电压传感器光信号数字采集模块 |
| WO2007033057A2 (en) * | 2005-09-12 | 2007-03-22 | Nxtphase T & D Corporation | Fiber optic current sensor |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4545682A (en) * | 1983-08-11 | 1985-10-08 | The Singer Company | Optical gyroscope |
| KR100310373B1 (ko) * | 1993-10-01 | 2001-12-15 | 칼 하인쯔 호르닝어 | 온도 보상으로 교류 전기량을 측정하기 위한 방법및장치 |
| US6563589B1 (en) * | 1996-04-19 | 2003-05-13 | Kvh Industries, Inc. | Reduced minimum configuration fiber optic current sensor |
| US5987195A (en) * | 1996-08-01 | 1999-11-16 | The Texas A&M University System | Fiber optics apparatus and method for accurate current sensing |
| WO1999050678A2 (de) * | 1998-03-31 | 1999-10-07 | Siemens Aktiengesellschaft | Verfahren und anordnung zur verarbeitung mindestens eines analogen, mehrere frequenzbereiche umfassenden signals |
| US6122415A (en) * | 1998-09-30 | 2000-09-19 | Blake; James N. | In-line electro-optic voltage sensor |
| US6046810A (en) * | 1998-12-31 | 2000-04-04 | Honeywell Inc. | Kerr effect compensator for a fiber optic gyroscope |
| DE10112835B4 (de) * | 2001-03-16 | 2006-05-11 | Litef Gmbh | Verfahren und Einrichtung zur Strommessung mittels eines faseroptischen In-Line-Sagnac-Interferometers und dafür geeigneter Phasenmodulator |
| US7038786B2 (en) * | 2001-10-16 | 2006-05-02 | Nxtphase T & D Corporation | Optical interferometric sensor with measureand compensation that may selectively be used for temperature compensation and long term life degradation |
| US7233746B2 (en) * | 2002-01-30 | 2007-06-19 | Blake James N | Wide dynamic range sensor signal processing method & circuitry for analog and digital information signals |
| US6763153B2 (en) * | 2002-04-17 | 2004-07-13 | Kvh Industries, Inc. | Apparatus and method for electronic RIN reduction in fiber-optic sensors utilizing filter with group delay |
| WO2004093316A2 (en) | 2003-04-17 | 2004-10-28 | Koninklijke Philips Electronics N.V. | Adaptive filtering |
| US7038783B2 (en) * | 2003-05-23 | 2006-05-02 | Honeywell International Inc. | Eigen frequency detector for Sagnac interferometers |
| CA2464836A1 (en) * | 2004-04-05 | 2005-10-05 | Masoud M. K. Karimi Ghartemani | A novel system for analysis and synthesis of power system signals |
| TWI278638B (en) * | 2005-09-20 | 2007-04-11 | Hermann Lin | Fiber-optics multiplexed interferometric current sensor |
-
2008
- 2008-05-02 EP EP08747471.4A patent/EP2145194B1/en active Active
- 2008-05-02 CN CN200880014726.3A patent/CN101784903B/zh not_active Expired - Fee Related
- 2008-05-02 US US12/598,651 patent/US8890508B2/en active Active
- 2008-05-02 WO PCT/US2008/062377 patent/WO2008137651A2/en not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5644397A (en) * | 1994-10-07 | 1997-07-01 | The Texas A&M University System | Fiber optic interferometric circuit and magnetic field sensor |
| US5696858A (en) * | 1996-08-01 | 1997-12-09 | The Texas A&M University System | Fiber Optics apparatus and method for accurate current sensing |
| US6188811B1 (en) * | 1998-10-31 | 2001-02-13 | The Texas A&M Universtiy System | Fiber optic current sensor |
| KR200309065Y1 (ko) * | 2002-12-30 | 2003-03-29 | 한국전기연구원 | 광섬유 전류센서의 광량변화에 따른 출력신호 안정화 회로 |
| CN1434299A (zh) * | 2003-02-27 | 2003-08-06 | 上海交通大学 | 电力光学电压传感器光信号数字采集模块 |
| WO2007033057A2 (en) * | 2005-09-12 | 2007-03-22 | Nxtphase T & D Corporation | Fiber optic current sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101784903A (zh) | 2010-07-21 |
| WO2008137651A2 (en) | 2008-11-13 |
| WO2008137651A3 (en) | 2008-12-31 |
| EP2145194A2 (en) | 2010-01-20 |
| US8890508B2 (en) | 2014-11-18 |
| US20110204875A1 (en) | 2011-08-25 |
| EP2145194B1 (en) | 2017-07-12 |
| EP2145194A4 (en) | 2013-05-08 |
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| ASS | Succession or assignment of patent right |
Owner name: AREVA T. + D. INC. Free format text: FORMER OWNER: NXTPHASE T +AMP;AMP; D COMPANY Effective date: 20100826 |
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Effective date of registration: 20100826 Address after: American Pennsylvania Applicant after: ALSTOM TECHNOLOGY LTD. Address before: Vancouver, Canada Applicant before: NXTPHASE T & D Corp. |
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Owner name: ALSTOM TECHNOLOGY LTD. Free format text: FORMER OWNER: ALSTOM GRID S. A. Effective date: 20150715 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: ALSTOM GRID S. A. Free format text: FORMER NAME: AREVA T. + D. INC. |
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| CP01 | Change in the name or title of a patent holder |
Address after: American Pennsylvania Patentee after: ALSTOM GRID S.A.S. Address before: American Pennsylvania Patentee before: ALSTOM TECHNOLOGY LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150715 Address after: Baden, Switzerland Patentee after: ALSTOM TECHNOLOGY Ltd. Address before: American Pennsylvania Patentee before: ALSTOM GRID S.A.S. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20190502 |