CA921558A - Optical wattmeter - Google Patents

Optical wattmeter

Info

Publication number
CA921558A
CA921558A CA099789A CA99789A CA921558A CA 921558 A CA921558 A CA 921558A CA 099789 A CA099789 A CA 099789A CA 99789 A CA99789 A CA 99789A CA 921558 A CA921558 A CA 921558A
Authority
CA
Canada
Prior art keywords
wattmeter
optical
optical wattmeter
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
Application number
CA099789A
Other languages
English (en)
Other versions
CA99789S (en
Inventor
Jaecklin Andre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri AG Germany
Original Assignee
Brown Boveri und Cie AG Germany
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.)
Filing date
Publication date
Application filed by Brown Boveri und Cie AG Germany filed Critical Brown Boveri und Cie AG Germany
Application granted granted Critical
Publication of CA921558A publication Critical patent/CA921558A/en
Expired legal-status Critical Current

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
CA099789A 1969-12-10 1970-12-03 Optical wattmeter Expired CA921558A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1840369A CH510265A (de) 1969-12-10 1969-12-10 Anordnung zur potentialfreien Messung einer elektrischen Leistung

Publications (1)

Publication Number Publication Date
CA921558A true CA921558A (en) 1973-02-20

Family

ID=4432757

Family Applications (1)

Application Number Title Priority Date Filing Date
CA099789A Expired CA921558A (en) 1969-12-10 1970-12-03 Optical wattmeter

Country Status (9)

Country Link
US (1) US3675125A (enExample)
JP (1) JPS552586B1 (enExample)
CA (1) CA921558A (enExample)
CH (1) CH510265A (enExample)
DE (1) DE2010978C3 (enExample)
FR (1) FR2083002A5 (enExample)
GB (1) GB1332929A (enExample)
NL (1) NL166547C (enExample)
SE (1) SE355080B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2130046C3 (de) * 1971-06-11 1975-04-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Einrichtung zur Messung von Spannungen an Hochspannungsleitern
US3861805A (en) * 1971-10-27 1975-01-21 Bp Chem Int Ltd Radiation analyzers
DE2341074B2 (de) * 1973-08-10 1976-10-21 Siemens AG, 1000 Berlin und 8000 München Messeinrichtung fuer die spannung zwischen einem innenleiter und dem aussenrohr einer gekapselten hochspannungsschaltanlage
JPS5155273A (en) * 1974-11-09 1976-05-14 Eto Goro Hikarihenseigatakendenki
US3978334A (en) * 1975-09-24 1976-08-31 The United States Of America As Represented By The Secretary Of The Navy Precision laser beam deflection detector
US4140393A (en) * 1976-02-23 1979-02-20 University Of Arizona Birefringent crystal thermometer
US4002975A (en) * 1976-02-26 1977-01-11 The United States Of America As Represented By The Secretary Of The Interior Electro-optic measurement of voltage on high-voltage power lines
DE2845625A1 (de) * 1978-10-19 1980-04-30 Siemens Ag Anordnung zur elektrooptischen spannungsmessung
US4428017A (en) 1980-06-10 1984-01-24 Westinghouse Electric Corp. Electric motor and transformer load sensing technique
US4363061A (en) * 1980-06-10 1982-12-07 Westinghouse Electric Corp. Electric motor and transformer load sensing technique
SE424773B (sv) * 1980-12-01 1982-08-09 Asea Ab Optiskt fibermetdon med reflexundertryckning
EP0088419B1 (en) * 1982-03-08 1986-06-25 Hitachi, Ltd. Apparatus for optically measuring a current
GB2125539B (en) * 1982-08-10 1985-12-18 Standard Telephones Cables Ltd Optical transponder system
US4578639A (en) * 1984-03-02 1986-03-25 Westinghouse Electric Corp. Metering system for measuring parameters of high AC electric energy flowing in an electric conductor
US4737775A (en) * 1984-12-14 1988-04-12 Kabushiki Kaisha Meidensha Insulation deterioration monitoring apparatus
FR2584810B1 (fr) * 1985-07-09 1987-10-16 Enertec Procede et dispositif d'evaluation d'un angle sur une plage etendue
GB2181231B (en) * 1985-10-02 1989-09-27 Plessey Co Plc Improvements relating to optical sensing arrangements
WO1989009413A1 (en) * 1988-03-25 1989-10-05 Princeton Applied Research Corporation Electro-optic probe
US5029953A (en) * 1990-10-17 1991-07-09 The United States Of America As Represented By The Secretary Of The Navy Ultraviolet optical isolator utilizing the KDP-isomorphs
DE4416298A1 (de) * 1994-05-09 1995-11-16 Abb Research Ltd Verfahren und Vorrichtung zur optischen Ermittlung einer physikalischen Größe
US5818626A (en) * 1994-08-29 1998-10-06 Agfa Division, Bayer Corp. Method and apparatus for optical isolation
JP3388319B2 (ja) * 1996-05-31 2003-03-17 レンセレー ポリテクニク インスティテュート 自由空間の電磁放射を特徴づけるための電気光学及び磁気光学感知装置及び方法
JPH10161076A (ja) * 1996-11-29 1998-06-19 Fujitsu Ltd 磁気光学効果を利用した光デバイス
DE29707379U1 (de) * 1997-04-24 1997-06-19 PMK Mess- und Kommunikationstechnik GmbH, 63150 Heusenstamm Gerät zur Messung von Hochspannung an Hochspannungsleitungen
JP2000221213A (ja) * 1998-11-24 2000-08-11 Ando Electric Co Ltd 電気光学プロ―ブ
US6252388B1 (en) * 1998-12-04 2001-06-26 Nxtphase Corporation Method and apparatus for measuring voltage using electric field sensors
US7173956B2 (en) * 2003-02-12 2007-02-06 Northrop Grumman Corporation Electrically controlled uniform or graded reflectivity electro-optic mirror
US7068025B2 (en) * 2003-05-12 2006-06-27 Nesa A/S Compensation of simple fibre optic Faraday effect sensors
NZ555745A (en) 2004-11-18 2010-09-30 Powersense As Compensation of simple fiberoptic faraday effect sensors
US8692539B2 (en) * 2006-11-30 2014-04-08 Powersense A/S Faraday effect current sensor
DE112014003851B4 (de) * 2013-08-22 2020-12-24 Leoni Kabel Gmbh Sensorbaueinheit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1484684A (fr) * 1966-03-16 1967-06-16 Merlin Gerin Réducteurs de tension électro-optiques

Also Published As

Publication number Publication date
NL166547B (nl) 1981-03-16
DE2010978A1 (de) 1971-06-16
GB1332929A (en) 1973-10-10
US3675125A (en) 1972-07-04
JPS552586B1 (enExample) 1980-01-21
DE2010978B2 (de) 1971-09-23
SE355080B (enExample) 1973-04-02
NL166547C (nl) 1981-08-17
NL7014193A (enExample) 1971-06-14
DE2010978C3 (de) 1978-10-05
FR2083002A5 (enExample) 1971-12-10
CH510265A (de) 1971-07-15

Similar Documents

Publication Publication Date Title
CA921558A (en) Optical wattmeter
CA920111A (en) Optical element
CA943792A (en) Optical assembly
CA918262A (en) Waveguides
CA943333A (en) Optical elements
CA918182A (en) Glass
AU1936070A (en) Novel 4-amino-2-methyl-pyrimidines
CA931169A (en) Glass
AU5240069A (en) Improved electro-optical measuring system
CA810377A (en) Optical spherometer
AU460368B2 (en) Waveguides
AU459703B2 (en) Waveguides
CA821175A (en) Optical instruments
CA825014A (en) Meter
AU441812B2 (en) Improvements in optical measuring devices
CA815280A (en) Optical deviators
CA816246A (en) Optical system
CA818699A (en) Wattmeters
AU431742B2 (en) Lenses
AU2008070A (en) Waveguides
AU2007970A (en) Waveguides
CA822928A (en) Optical interferometer
AU6253569A (en) Optical devices
CA925483A (en) Enceintes demontables et superposables
CA824895A (en) High-strain-rate tester