FR2475230A1 - Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant - Google Patents
Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant Download PDFInfo
- Publication number
- FR2475230A1 FR2475230A1 FR8002226A FR8002226A FR2475230A1 FR 2475230 A1 FR2475230 A1 FR 2475230A1 FR 8002226 A FR8002226 A FR 8002226A FR 8002226 A FR8002226 A FR 8002226A FR 2475230 A1 FR2475230 A1 FR 2475230A1
- Authority
- FR
- France
- Prior art keywords
- optical
- current
- beams
- fiber
- fibre
- 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
Links
- 230000003287 optical effect Effects 0.000 title abstract description 24
- 239000013307 optical fiber Substances 0.000 title abstract description 13
- 238000005259 measurement Methods 0.000 title description 11
- 230000003993 interaction Effects 0.000 title description 2
- 238000000034 method Methods 0.000 title 1
- 239000000835 fiber Substances 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 13
- 230000005291 magnetic effect Effects 0.000 description 28
- 239000004020 conductor Substances 0.000 description 19
- 230000010287 polarization Effects 0.000 description 15
- 238000001514 detection method Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 230000001427 coherent effect Effects 0.000 description 9
- 230000010363 phase shift Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000002452 interceptive effect Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 230000036039 immunity Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 208000012260 Accidental injury Diseases 0.000 description 1
- 101100205847 Mus musculus Srst gene Proteins 0.000 description 1
- 235000015107 ale Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 1
- VBCVPMMZEGZULK-NRFANRHFSA-N indoxacarb Chemical compound C([C@@]1(OC2)C(=O)OC)C3=CC(Cl)=CC=C3C1=NN2C(=O)N(C(=O)OC)C1=CC=C(OC(F)(F)F)C=C1 VBCVPMMZEGZULK-NRFANRHFSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8002226A FR2475230A1 (fr) | 1980-02-01 | 1980-02-01 | Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8002226A FR2475230A1 (fr) | 1980-02-01 | 1980-02-01 | Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2475230A1 true FR2475230A1 (fr) | 1981-08-07 |
| FR2475230B1 FR2475230B1 (enrdf_load_stackoverflow) | 1982-02-12 |
Family
ID=9238106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8002226A Granted FR2475230A1 (fr) | 1980-02-01 | 1980-02-01 | Dispositif de mesure d'intensite electrique dans un conducteur par determination des variations de marche d'un faisceau polarise dans un milieu optique materiel soumis au champ magnetique cree par le courant |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2475230A1 (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2613838A1 (fr) * | 1987-04-10 | 1988-10-14 | Alsthom | Dispositif de mesure d'intensite d'un courant electrique par effet faraday mis en oeuvre au sein d'un interferometre de sagnac |
| CH671638A5 (en) * | 1986-09-05 | 1989-09-15 | Bbc Brown Boveri & Cie | Optical fibre current transducer using Sagnac interferometer - has two polarised partial beams fed through current sensor coil in opposing directions |
| EP0356670A1 (de) * | 1988-08-31 | 1990-03-07 | Asea Brown Boveri Ag | Faseroptischer Stromsensor |
| WO1991001500A1 (de) * | 1989-07-19 | 1991-02-07 | Mwb Messwandler-Bau Ag | Faseroptische anordnung zum messen der stärke eines elektrischen stromes |
| US5475298A (en) * | 1991-01-16 | 1995-12-12 | British Technology Group Ltd. | Method and apparatus for measurements dependent on the faraday effect using polarized counter-propagating light |
| WO1996038735A1 (en) * | 1995-05-31 | 1996-12-05 | The University Of Sydney | Fibre optic transducer |
| AU710660B2 (en) * | 1995-05-31 | 1999-09-23 | University Of Sydney, The | Fibre optic transducer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2041009A1 (enrdf_load_stackoverflow) * | 1969-04-25 | 1971-01-29 | Walter Transformateurs | |
| US3605013A (en) * | 1968-11-16 | 1971-09-14 | Nippon Selfoc Co Ltd | Current-measuring system utilizing faraday effect element |
| FR2209937A1 (enrdf_load_stackoverflow) * | 1972-12-11 | 1974-07-05 | Siemens Ag |
-
1980
- 1980-02-01 FR FR8002226A patent/FR2475230A1/fr active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3605013A (en) * | 1968-11-16 | 1971-09-14 | Nippon Selfoc Co Ltd | Current-measuring system utilizing faraday effect element |
| FR2041009A1 (enrdf_load_stackoverflow) * | 1969-04-25 | 1971-01-29 | Walter Transformateurs | |
| FR2209937A1 (enrdf_load_stackoverflow) * | 1972-12-11 | 1974-07-05 | Siemens Ag |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH671638A5 (en) * | 1986-09-05 | 1989-09-15 | Bbc Brown Boveri & Cie | Optical fibre current transducer using Sagnac interferometer - has two polarised partial beams fed through current sensor coil in opposing directions |
| FR2613838A1 (fr) * | 1987-04-10 | 1988-10-14 | Alsthom | Dispositif de mesure d'intensite d'un courant electrique par effet faraday mis en oeuvre au sein d'un interferometre de sagnac |
| EP0290780A1 (fr) * | 1987-04-10 | 1988-11-17 | Alsthom | Dispositif de mesure d'intensité d'un courant électrique par effet Faraday mis en oeuvre au sein d'un interféromètre de Sagnac |
| EP0356670A1 (de) * | 1988-08-31 | 1990-03-07 | Asea Brown Boveri Ag | Faseroptischer Stromsensor |
| WO1991001500A1 (de) * | 1989-07-19 | 1991-02-07 | Mwb Messwandler-Bau Ag | Faseroptische anordnung zum messen der stärke eines elektrischen stromes |
| US5475298A (en) * | 1991-01-16 | 1995-12-12 | British Technology Group Ltd. | Method and apparatus for measurements dependent on the faraday effect using polarized counter-propagating light |
| WO1996038735A1 (en) * | 1995-05-31 | 1996-12-05 | The University Of Sydney | Fibre optic transducer |
| AU710660B2 (en) * | 1995-05-31 | 1999-09-23 | University Of Sydney, The | Fibre optic transducer |
| US6034522A (en) * | 1995-05-31 | 2000-03-07 | The University Of Sydney | Fibre optic transducer incorporating an extraneous factor compensation referencing system |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2475230B1 (enrdf_load_stackoverflow) | 1982-02-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |