FR2656152B1 - Transformateur optique de courant. - Google Patents
Transformateur optique de courant.Info
- Publication number
- FR2656152B1 FR2656152B1 FR9015617A FR9015617A FR2656152B1 FR 2656152 B1 FR2656152 B1 FR 2656152B1 FR 9015617 A FR9015617 A FR 9015617A FR 9015617 A FR9015617 A FR 9015617A FR 2656152 B1 FR2656152 B1 FR 2656152B1
- Authority
- FR
- France
- Prior art keywords
- current optical
- optical transformer
- transformer
- current
- optical
- 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
Links
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
- G01R15/245—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect
- G01R15/246—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using magneto-optical modulators, e.g. based on the Faraday or Cotton-Mouton effect based on the Faraday, i.e. linear magneto-optic, effect
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measuring Magnetic Variables (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP89326289A JPH03185362A (ja) | 1989-12-14 | 1989-12-14 | 変流器 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2656152A1 FR2656152A1 (fr) | 1991-06-21 |
FR2656152B1 true FR2656152B1 (fr) | 1993-04-09 |
Family
ID=18186109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9015617A Expired - Fee Related FR2656152B1 (fr) | 1989-12-14 | 1990-12-13 | Transformateur optique de courant. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5066903A (fr) |
JP (1) | JPH03185362A (fr) |
DE (1) | DE4037737A1 (fr) |
FR (1) | FR2656152B1 (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05107272A (ja) * | 1991-10-17 | 1993-04-27 | Hitachi Ltd | 三相一括形光変流器 |
FR2683912B1 (fr) * | 1991-11-18 | 1993-12-31 | Gec Alsthom Sa | Dispositif optique de mesure du courant dans une installation a enveloppe metallique a la terre. |
DE4236378C1 (de) * | 1992-10-28 | 1994-06-30 | Schorch Gmbh | Hochspannungstransformator |
US5594332A (en) * | 1994-10-12 | 1997-01-14 | Iris Electronics Corporation | Alternating current detector |
JPH10185961A (ja) * | 1996-12-20 | 1998-07-14 | Mitsubishi Electric Corp | 光変流器 |
US6534977B1 (en) | 1998-10-21 | 2003-03-18 | Paul Duncan | Methods and apparatus for optically measuring polarization rotation of optical wavefronts using rare earth iron garnets |
SE525864C2 (sv) * | 2003-07-03 | 2005-05-17 | Danaher Motion Stockholm Ab | Metod och anordning för strömmätning med strömtranformatorer vid stora strömmar |
EP2047573A2 (fr) * | 2006-07-31 | 2009-04-15 | Nxtphase T&D Corporation | Capteurs et procédés de détection à trois phases pour dispositifs étanches aux gaz |
JP5461295B2 (ja) * | 2010-05-13 | 2014-04-02 | 株式会社日立製作所 | ガス絶縁機器用光変流器 |
CN103163352B (zh) * | 2013-03-21 | 2015-06-10 | 哈尔滨工业大学 | 一种混合式光学电流互感器及其实现自校正测量的方法 |
CN107561337B (zh) * | 2017-09-01 | 2024-07-23 | 全球能源互联网研究院 | 光纤电流互感器的制备方法及其所制备的光纤电流互感器 |
DE102020124516A1 (de) | 2020-09-21 | 2022-03-24 | Turck Duotec GmbH | Sensor mit Lichtleiteranschluss |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3413055A (en) * | 1961-04-12 | 1968-11-26 | Gen Electric | Magneto-optic glass body and electric circuit element in read-out apparatus including the same |
US3324393A (en) * | 1963-07-26 | 1967-06-06 | Gen Electric | Magneto-optical electric current sensing arrangement |
CH591699A5 (en) * | 1975-11-14 | 1977-09-30 | Lem Liaisons Electron Mec | Current measuring circuit using transformer - has amplifier providing feedback to secondary coils on transformer core surrounding conductor |
US4855671A (en) * | 1983-04-13 | 1989-08-08 | Fernandes Roosevelt A | Electrical power line and substation monitoring apparatus |
JPS59198359A (ja) * | 1983-04-27 | 1984-11-10 | Kansai Electric Power Co Inc:The | 光学式電流変成装置 |
US4894609A (en) * | 1985-08-07 | 1990-01-16 | Ngk Insulators, Ltd. | Electrical measuring device |
JPS62159053A (ja) * | 1986-01-07 | 1987-07-15 | Toshiba Corp | 光変流器 |
-
1989
- 1989-12-14 JP JP89326289A patent/JPH03185362A/ja active Pending
-
1990
- 1990-11-05 US US07/608,813 patent/US5066903A/en not_active Expired - Fee Related
- 1990-11-27 DE DE4037737A patent/DE4037737A1/de active Granted
- 1990-12-13 FR FR9015617A patent/FR2656152B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5066903A (en) | 1991-11-19 |
FR2656152A1 (fr) | 1991-06-21 |
JPH03185362A (ja) | 1991-08-13 |
DE4037737C2 (fr) | 1992-03-19 |
DE4037737A1 (de) | 1991-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |