CA1205196A - Measurement system of enhanced reliability - Google Patents

Measurement system of enhanced reliability

Info

Publication number
CA1205196A
CA1205196A CA000433291A CA433291A CA1205196A CA 1205196 A CA1205196 A CA 1205196A CA 000433291 A CA000433291 A CA 000433291A CA 433291 A CA433291 A CA 433291A CA 1205196 A CA1205196 A CA 1205196A
Authority
CA
Canada
Prior art keywords
check signal
physical quantities
measurement system
magnitudes
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
Application number
CA000433291A
Other languages
English (en)
French (fr)
Inventor
Shinichi Fujitani
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.)
Hitachi Information Systems Ltd
Original Assignee
Nippon Business Consultant Co Ltd
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
Priority claimed from JP13553682A external-priority patent/JPS5927301A/ja
Priority claimed from JP1697183A external-priority patent/JPS59161797A/ja
Application filed by Nippon Business Consultant Co Ltd filed Critical Nippon Business Consultant Co Ltd
Application granted granted Critical
Publication of CA1205196A publication Critical patent/CA1205196A/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
    • 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
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00

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)
  • Testing Or Calibration Of Command Recording Devices (AREA)
CA000433291A 1982-08-02 1983-07-27 Measurement system of enhanced reliability Expired CA1205196A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP135536/82 1982-08-02
JP13553682A JPS5927301A (ja) 1982-08-02 1982-08-02 アナログ信号インタフエ−スに対する付加型の耐障害化方式
JP16971/83 1983-02-04
JP1697183A JPS59161797A (ja) 1983-02-04 1983-02-04 計測システムの耐障害化方式

Publications (1)

Publication Number Publication Date
CA1205196A true CA1205196A (en) 1986-05-27

Family

ID=26353428

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000433291A Expired CA1205196A (en) 1982-08-02 1983-07-27 Measurement system of enhanced reliability

Country Status (5)

Country Link
US (1) US4580234A (enExample)
CA (1) CA1205196A (enExample)
DE (1) DE3327263A1 (enExample)
FR (1) FR2531229B1 (enExample)
GB (1) GB2125545B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3929404A1 (de) * 1989-09-05 1991-03-07 Bodenseewerk Geraetetech Verfahren und vorrichtung zum erkennen und identifizieren von fehlern an sensoren
US5151866A (en) * 1990-03-30 1992-09-29 The Dow Chemical Company High speed power analyzer
EP0720004B1 (de) * 1994-12-27 2000-02-16 LITEF GmbH FDIC-Verfahren zur Minimierung von Messfehlern in einer Messanordnung von redundanten Sensoren
DE19506388C1 (de) * 1995-02-23 1996-08-22 Buero Fuer Ca Technik Dipl Ing Verfahren zum Erkennen von systematischen Fehlern, insbesondere zur automatischen Störungserkennung bei Qualitätskontrollen, mittels mit Meßsensoren ausgestatteten Meßgeräten
FR2740899B1 (fr) * 1995-11-06 1997-12-05 Gec Alsthom T D Balteau Transformateur de mesure non conventionnel
US7805245B2 (en) * 2007-04-18 2010-09-28 Honeywell International Inc. Inertial measurement unit fault detection isolation reconfiguration using parity logic
CN104081164B (zh) * 2012-02-03 2016-08-24 旭化成株式会社 信号处理装置
US10139433B2 (en) 2014-03-24 2018-11-27 Prysmian S.P.A. Method of measuring current distribution in high and medium voltage cables
US10318904B2 (en) 2016-05-06 2019-06-11 General Electric Company Computing system to control the use of physical state attainment of assets to meet temporal performance criteria
WO2020194011A1 (en) * 2019-03-22 2020-10-01 Sandip Shah Current transformer with optic fiber mode electronic circuit

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1352126A (en) * 1970-07-28 1974-05-08 Atomic Energy Authority Uk Monitoring systems
US4039933A (en) * 1976-03-25 1977-08-02 Instrumentation Laboratory, Inc. Continuous calibration system and method for analytical instruments
US4000643A (en) * 1976-03-29 1977-01-04 Honeywell Inc. Apparatus for producing a compensating voltage
CH601874A5 (enExample) * 1976-07-07 1978-07-14 Bbc Brown Boveri & Cie
CH619779A5 (enExample) * 1977-09-20 1980-10-15 Mettler Instrumente Ag
FR2425665A1 (fr) * 1978-05-10 1979-12-07 Boeing Co Appareil de controle-selection de signaux a possibilites de selection ponderee
EP0023935B1 (de) * 1979-08-08 1982-11-24 Hasler AG Einrichtung zur ständigen Funktionskontrolle eines Anzeige- oder Registrierinstrumentes, Verfahren zum Betreiben derselben sowie Anwendung des Verfahrens
FR2485204A1 (fr) * 1980-06-19 1981-12-24 Commissariat Energie Atomique Amperemetre a effet faraday
DE3123180A1 (de) * 1981-06-11 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Korrekturverfahren und -einrichtung fuer eine magnetfeldsonde

Also Published As

Publication number Publication date
DE3327263A1 (de) 1984-02-02
FR2531229B1 (fr) 1986-12-12
GB2125545A (en) 1984-03-07
DE3327263C2 (enExample) 1990-08-30
GB8320232D0 (en) 1983-09-01
US4580234A (en) 1986-04-01
GB2125545B (en) 1986-02-26
FR2531229A1 (fr) 1984-02-03

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