AU4606185A - Improved fiber optic remote sensor - Google Patents

Improved fiber optic remote sensor

Info

Publication number
AU4606185A
AU4606185A AU46061/85A AU4606185A AU4606185A AU 4606185 A AU4606185 A AU 4606185A AU 46061/85 A AU46061/85 A AU 46061/85A AU 4606185 A AU4606185 A AU 4606185A AU 4606185 A AU4606185 A AU 4606185A
Authority
AU
Australia
Prior art keywords
fiber optic
remote sensor
improved fiber
optic remote
improved
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
AU46061/85A
Other versions
AU575193B2 (en
Inventor
Christopher Robert Brown
Gordon W. Chitty
Everett O. Olsen
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.)
Schneider Electric Systems USA Inc
Original Assignee
Foxboro Co
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 Foxboro Co filed Critical Foxboro Co
Publication of AU4606185A publication Critical patent/AU4606185A/en
Application granted granted Critical
Publication of AU575193B2 publication Critical patent/AU575193B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G01K11/22—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects
    • G01K11/26—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of acoustic effects of resonant frequencies
    • 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
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/02—Means for indicating or recording specially adapted for thermometers
    • G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/10—Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings
    • G01L1/103—Measuring force or stress, in general by measuring variations of frequency of stressed vibrating elements, e.g. of stressed strings optical excitation or measuring of vibrations
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of an element not provided for in the following subgroups of G01L9/0008
    • G01L9/0011—Optical excitation or measuring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0008—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations
    • G01L9/0013—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using vibrations of a string
    • G01L9/0014—Optical excitation or measuring of vibrations
AU46061/85A 1984-05-07 1985-05-03 Improved fiber optic remote sensor Ceased AU575193B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US60753284A 1984-05-07 1984-05-07
US607532 1984-05-07

Publications (2)

Publication Number Publication Date
AU4606185A true AU4606185A (en) 1985-11-28
AU575193B2 AU575193B2 (en) 1988-07-21

Family

ID=24432683

Family Applications (1)

Application Number Title Priority Date Filing Date
AU46061/85A Ceased AU575193B2 (en) 1984-05-07 1985-05-03 Improved fiber optic remote sensor

Country Status (7)

Country Link
EP (1) EP0181397A1 (en)
JP (1) JPS61502077A (en)
AU (1) AU575193B2 (en)
DK (1) DK4986A (en)
FI (1) FI74541C (en)
NO (1) NO860026L (en)
WO (1) WO1985005178A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4897541A (en) * 1984-05-18 1990-01-30 Luxtron Corporation Sensors for detecting electromagnetic parameters utilizing resonating elements
US4713540A (en) * 1985-07-16 1987-12-15 The Foxboro Company Method and apparatus for sensing a measurand
GB8610252D0 (en) * 1986-04-26 1986-06-25 Stc Plc Remote sensor
GB2192456B (en) * 1986-07-12 1990-07-04 Stc Plc Optical sensor
US4733561A (en) * 1986-07-21 1988-03-29 The Foxboro Company Self-oscillating, optical resonant sensor
GB8701556D0 (en) * 1987-01-24 1987-02-25 Schlumberger Electronics Uk Sensors
DE4414558C1 (en) * 1994-04-22 1995-11-09 Meyer Neontrafoproduktion Gmbh Process and arrangement for the verification of measurement accuracy and for documentation for quality assurance in the manufacture of fluorescent tube systems

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521684A (en) * 1982-02-22 1985-06-04 The Foxboro Company Optical measurement system with light-driven vibrating sensor element
GB2121953B (en) * 1982-06-10 1985-09-04 Itt Ind Ltd Improvements in transducers

Also Published As

Publication number Publication date
AU575193B2 (en) 1988-07-21
FI74541C (en) 1988-02-08
DK4986D0 (en) 1986-01-07
NO860026L (en) 1986-03-04
FI860047A (en) 1986-01-06
FI860047A0 (en) 1986-01-06
FI74541B (en) 1987-10-30
EP0181397A1 (en) 1986-05-21
DK4986A (en) 1986-01-07
WO1985005178A1 (en) 1985-11-21
JPS61502077A (en) 1986-09-18

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