GB8625080D0 - Measuring external parameter - Google Patents

Measuring external parameter

Info

Publication number
GB8625080D0
GB8625080D0 GB868625080A GB8625080A GB8625080D0 GB 8625080 D0 GB8625080 D0 GB 8625080D0 GB 868625080 A GB868625080 A GB 868625080A GB 8625080 A GB8625080 A GB 8625080A GB 8625080 D0 GB8625080 D0 GB 8625080D0
Authority
GB
United Kingdom
Prior art keywords
external parameter
measuring external
measuring
parameter
external
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
Application number
GB868625080A
Other versions
GB2184829B (en
GB2184829A (en
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.)
Central Electricity Generating Board
Original Assignee
Central Electricity Generating Board
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 GB838311256A external-priority patent/GB8311256D0/en
Application filed by Central Electricity Generating Board filed Critical Central Electricity Generating Board
Priority to GB08625080A priority Critical patent/GB2184829B/en
Publication of GB8625080D0 publication Critical patent/GB8625080D0/en
Publication of GB2184829A publication Critical patent/GB2184829A/en
Application granted granted Critical
Publication of GB2184829B publication Critical patent/GB2184829B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/268—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light using optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/14—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of inorganic materials
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB08625080A 1983-04-26 1986-10-20 Apparatus for measuring an external parameter Expired GB2184829B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08625080A GB2184829B (en) 1983-04-26 1986-10-20 Apparatus for measuring an external parameter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838311256A GB8311256D0 (en) 1983-04-26 1983-04-26 Measuring external parameter
GB08625080A GB2184829B (en) 1983-04-26 1986-10-20 Apparatus for measuring an external parameter

Publications (3)

Publication Number Publication Date
GB8625080D0 true GB8625080D0 (en) 1986-11-26
GB2184829A GB2184829A (en) 1987-07-01
GB2184829B GB2184829B (en) 1988-01-27

Family

ID=26285944

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08625080A Expired GB2184829B (en) 1983-04-26 1986-10-20 Apparatus for measuring an external parameter

Country Status (1)

Country Link
GB (1) GB2184829B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2219902B (en) * 1988-06-14 1992-01-22 Plessey Co Plc Optical sensing systems
GB2523319B (en) * 2014-02-19 2017-08-16 Ap Sensing Gmbh Distributed optical sensing with two-step evaluation
US10852202B2 (en) * 2016-11-11 2020-12-01 Kidde Technologies, Inc. High sensitivity fiber optic based detection

Also Published As

Publication number Publication date
GB2184829B (en) 1988-01-27
GB2184829A (en) 1987-07-01

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee