FI914579L - Optisk stroemtransformator. - Google Patents

Optisk stroemtransformator. Download PDF

Info

Publication number: FI914579L
Authority: FI; Finland
Prior art keywords: optical power; power transformer; transformer; optical; power
Prior art date: 1990-09-28

Application number

FI914579A

Other languages

English (en)

Other versions

FI102116B1 (fi

FI914579A0 (fi

FI102116B (fi

Inventor

Roland Stierlin

Original Assignee

Asea Brown Boveri

Priority date (The priority date 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 date listed.)

1990-09-28

Filing date

1991-09-27

Publication date

1992-03-29

1991-09-27 Application filed by Asea Brown Boveri filed Critical Asea Brown Boveri

1991-09-27 Publication of FI914579A0 publication Critical patent/FI914579A0/fi

1992-03-29 Publication of FI914579L publication Critical patent/FI914579L/fi

1998-10-15 Application granted granted Critical

1998-10-15 Publication of FI102116B1 publication Critical patent/FI102116B1/fi

1998-10-15 Publication of FI102116B publication Critical patent/FI102116B/fi

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
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/12004—Combinations of two or more optical elements

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Power Engineering (AREA)
General Physics & Mathematics (AREA)
Microelectronics & Electronic Packaging (AREA)
Optics & Photonics (AREA)
Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

FI914579A 1990-09-28 1991-09-27 Optinen virranmuuntaja FI102116B (fi)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP90118643A EP0477415B1 (de)	1990-09-28	1990-09-28	Optischer Stromwandler

Publications (4)

Publication Number	Publication Date
FI914579A0 FI914579A0 (fi)	1991-09-27
FI914579L true FI914579L (fi)	1992-03-29
FI102116B1 FI102116B1 (fi)	1998-10-15
FI102116B FI102116B (fi)	1998-10-15

Family

ID=8204535

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI914579A FI102116B (fi)	1990-09-28	1991-09-27	Optinen virranmuuntaja

Country Status (5)

Country	Link
US (1)	US5304920A (fi)
EP (1)	EP0477415B1 (fi)
JP (1)	JPH04244969A (fi)
DE (1)	DE59010223D1 (fi)
FI (1)	FI102116B (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2702051B1 (fr) *	1993-02-22	1995-04-14	Balteau France	Dispositif optique pour la mesure de l'intensité du courant électrique.
EP0622646A1 (de) *	1993-04-28	1994-11-02	Siemens Aktiengesellschaft	Optoelektronischer IC
EP0650066B1 (en) *	1993-10-21	2000-05-17	Fuji Electric Co. Ltd.	Optical current transducer
WO1996006359A1 (de) *	1994-08-23	1996-02-29	Siemens Aktiengesellschaft	Verfahren und anordnung zum messen von elektrischen strömen aus wenigstens zwei messbereichen
DE19517128A1 (de) *	1995-05-10	1996-11-14	Siemens Ag	Verfahren und Anordnung zum Messen eines magnetischen Wechselfeldes mit Off-set-Faraday-Rotation zur Temperaturkompensation
US5736737A (en) *	1995-11-22	1998-04-07	Dawson; Jay W.	Concatenated magneto-optic field sensors
DE19703128A1 (de) *	1997-01-29	1998-08-06	Abb Research Ltd	Magnetooptischer Stromsensor
US8202053B2 (en) *	2008-03-19	2012-06-19	General Electric Company	Micro-electromechanical current sensing apparatus
DE112014003851B4 (de) *	2013-08-22	2020-12-24	Leoni Kabel Gmbh	Sensorbaueinheit
EP3358359B1 (de) *	2017-02-01	2019-08-28	Siemens Aktiengesellschaft	Leiterplatte mit implantiertem optischen stromsensor
DE102018216482A1 (de)	2018-09-26	2020-03-26	Siemens Aktiengesellschaft	Glasring und Verfahren für optische Strommessungen
EP4506696A1 (de) *	2023-08-08	2025-02-12	Siemens Aktiengesellschaft	Vorrichtung zur magneto-optischen ermittlung eines stromes durch einen elektrischen leiter

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3116149A1 (de) *	1981-04-23	1982-11-11	Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V., 3400 Göttingen	Faseroptische anordnung zur messung der staerke eines elektrischen stromes i unter ausnutzung des faraday-effekts
US4564754A (en) *	1982-03-08	1986-01-14	Hitachi, Ltd.	Method and apparatus for optically measuring a current
FR2603705B1 (fr) *	1986-09-05	1988-10-28	Thomson Csf	Tete de mesure de champ magnetique integree et son procede de realisation
US4745357A (en) *	1987-03-23	1988-05-17	Westinghouse Electric Corp.	Optical interface for a magneto-optical current transducer
FR2613839B1 (fr) *	1987-04-10	1990-11-16	Alsthom	Procede de mise a jour du facteur d'echelle d'un appareil de mesure d'intensite d'un courant electrique alternatif par effet faraday
US4899042A (en) *	1987-11-17	1990-02-06	The Boeing Company	Integrated optic field sensor consisting of an interferometer formed in substrate
DE3807606A1 (de) *	1988-03-09	1989-09-21	Fraunhofer Ges Forschung	Verfahren zum herstellen eines doppelbrechenden streifenwellenleiters in einem integriert-optischen bauelement sowie ein nach dem verfahren hergestelltes integriert-optisches bauelement
EP0356670B1 (de) *	1988-08-31	1993-10-06	Asea Brown Boveri Ag	Faseroptischer Stromsensor
US5029273A (en) *	1990-02-02	1991-07-02	The University Of British Columbia	Integrated optics Pockels cell voltage sensor
US5051577A (en) *	1990-03-20	1991-09-24	Minnesota Mining And Manufacturing Company	Faraday effect current sensor having two polarizing fibers at an acute angle
JPH0476476A (ja) *	1990-07-19	1992-03-11	Ngk Insulators Ltd	光磁界センサ

1990
- 1990-09-28 EP EP90118643A patent/EP0477415B1/de not_active Expired - Lifetime
- 1990-09-28 DE DE59010223T patent/DE59010223D1/de not_active Expired - Fee Related
1991
- 1991-09-27 US US07/766,325 patent/US5304920A/en not_active Expired - Fee Related
- 1991-09-27 FI FI914579A patent/FI102116B/fi active IP Right Grant
- 1991-09-30 JP JP3252101A patent/JPH04244969A/ja active Pending

Also Published As

Publication number	Publication date
FI102116B1 (fi)	1998-10-15
DE59010223D1 (de)	1996-04-25
FI914579A0 (fi)	1991-09-27
EP0477415A1 (de)	1992-04-01
EP0477415B1 (de)	1996-03-20
FI102116B (fi)	1998-10-15
JPH04244969A (ja)	1992-09-01
US5304920A (en)	1994-04-19

Publication	Publication Date	Title
NO914521L (no)	1992-05-21	Laser
DE69105673D1 (de)	1995-01-19	Transformator.
DE69102577D1 (de)	1994-07-28	Kraftanlage.
DE69204519D1 (de)	1995-10-12	Kraftübertragung.
DE69113962D1 (de)	1995-11-23	Maximalverhältnis-diversitykombinationstechnik.
DE69110843D1 (de)	1995-08-03	Schaltenergiequelle.
DE69110516D1 (de)	1995-07-27	Stromversorgung.
DE69115188D1 (de)	1996-01-18	Leistungswandler.
DE69109727D1 (de)	1995-06-22	Leistungsgetriebe.
DE59101652D1 (de)	1994-06-23	Operationsleuchte.
DE69111001D1 (de)	1995-08-10	Leistungsverteilerstruktur.
DE69211720D1 (de)	1996-08-01	Optischer Konzentrator
DE69300426D1 (de)	1995-10-12	Verstärker mit optischer Leistungsbegrenzung.
FI914579L (fi)	1992-03-29	Optisk stroemtransformator.
DE69101574D1 (de)	1994-05-11	Leistungsgetriebe.
DE59100894D1 (de)	1994-03-03	Hochleistungsbandleiterlaser.
FI912087A0 (fi)	1991-04-30	Optisk foerstaerkare.
DE69019619D1 (de)	1995-06-29	Optischer Stromtransformator.
DE69019891D1 (de)	1995-07-13	Optischer Transformator.
FI911991A0 (fi)	1991-04-24	Optisk anordning.
FI932679A7 (fi)	1993-06-11	Sähkökaapeli
DE69110071D1 (de)	1995-07-06	Kraftübertragung.
DE59102223D1 (de)	1994-08-25	Laserleistungsmessung.
FI911195A7 (fi)	1991-09-15	Muuntaja
DE69101575D1 (de)	1994-05-11	Leistungsgetriebe.

Legal Events

Date	Code	Title	Description
1991-09-27	FG	Patent granted	Owner name: ASEA BROWN BOVERI AG