DE69311188D1 - Verfahren und Anordnung zur absoluten und unabhängigen Messung von mechanischen und thermischen Grössen, die gleichzeitig an einer optischen Faser angreifen - Google Patents

Verfahren und Anordnung zur absoluten und unabhängigen Messung von mechanischen und thermischen Grössen, die gleichzeitig an einer optischen Faser angreifen

Info

Publication number
DE69311188D1
DE69311188D1 DE69311188T DE69311188T DE69311188D1 DE 69311188 D1 DE69311188 D1 DE 69311188D1 DE 69311188 T DE69311188 T DE 69311188T DE 69311188 T DE69311188 T DE 69311188T DE 69311188 D1 DE69311188 D1 DE 69311188D1
Authority
DE
Germany
Prior art keywords
absolute
mechanical
arrangement
optical fiber
independent measurement
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 - Fee Related
Application number
DE69311188T
Other languages
English (en)
Other versions
DE69311188T2 (de
Inventor
Valeria Gusmeroli
Mario Martinelli
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.)
CISE Centro Informazioni Studi e Esperienze SpA
Original Assignee
CISE Centro Informazioni Studi e Esperienze SpA
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 CISE Centro Informazioni Studi e Esperienze SpA filed Critical CISE Centro Informazioni Studi e Esperienze SpA
Application granted granted Critical
Publication of DE69311188D1 publication Critical patent/DE69311188D1/de
Publication of DE69311188T2 publication Critical patent/DE69311188T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
    • G01L11/02—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means
    • G01L11/025—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00 by optical means using a pressure-sensitive optical fibre
    • 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
    • G01D5/32—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 with attenuation or whole or partial obturation of beams of light
    • G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35303—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices
    • 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
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Optical Transform (AREA)
DE69311188T 1992-04-01 1993-03-26 Verfahren und Anordnung zur absoluten und unabhängigen Messung von mechanischen und thermischen Grössen, die gleichzeitig an einer optischen Faser angreifen Expired - Fee Related DE69311188T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI920782A IT1255073B (it) 1992-04-01 1992-04-01 Procedimento e apparecchio per la misura assoluta e indipendente di grandezze meccaniche e termiche che agiscono contemporaneamente su una fibra ottica

Publications (2)

Publication Number Publication Date
DE69311188D1 true DE69311188D1 (de) 1997-07-10
DE69311188T2 DE69311188T2 (de) 1997-11-06

Family

ID=11362733

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69311188T Expired - Fee Related DE69311188T2 (de) 1992-04-01 1993-03-26 Verfahren und Anordnung zur absoluten und unabhängigen Messung von mechanischen und thermischen Grössen, die gleichzeitig an einer optischen Faser angreifen

Country Status (3)

Country Link
EP (1) EP0564034B1 (de)
DE (1) DE69311188T2 (de)
IT (1) IT1255073B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9314487D0 (en) * 1993-07-12 1993-08-25 Secr Defence Sensor system
GB2311600A (en) * 1996-03-29 1997-10-01 Secr Defence Optic Fibre Interferometric sensor
CN114894120B (zh) * 2022-05-26 2024-03-19 安徽大学 一种基于双波长的可调量程表面形貌测量装置及测量方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69032810T2 (de) * 1989-01-03 1999-06-17 Marcos Y Kleinerman Fernmessung physikalischer Variablen mit faseroptischen Systemen
CA2055790A1 (en) * 1991-01-04 1992-07-05 Victor Vali System for accurately detecting changes in temperature and pressure

Also Published As

Publication number Publication date
EP0564034A2 (de) 1993-10-06
ITMI920782A1 (it) 1993-10-01
EP0564034B1 (de) 1997-06-04
IT1255073B (it) 1995-10-18
DE69311188T2 (de) 1997-11-06
ITMI920782A0 (it) 1992-04-01
EP0564034A3 (en) 1993-11-10

Similar Documents

Publication Publication Date Title
DE69327823T2 (de) Verfahren zum Ziehen einer optischen Faser und die so hergestellte Faser
DE3873860D1 (de) Verfahren und vorrichtung zur beschichtung einer optischen faser.
DE69419305D1 (de) Verfahren und Vorrichtung zur Kontrolle der Winkelabweichung einer optischen Sensoranordnung
DE68913369D1 (de) Verfahren und Vorrichtung zum Beurteilen einer optischen Faser mit Brillouin Verstärkung.
DE69204384D1 (de) Verfahren und Zusammensetzung zum Überziehen einer optischen Faser.
DE69214342T2 (de) Verfahren und Vorrichtung zum Messen des Zustands der Beschichtung einer optischen Faser
DE68929009T2 (de) Verfahren zur Herstellung einer optischen Faser
DE3687619T2 (de) Verfahren zur herstellung einer optischen faser.
DE69532210D1 (de) Verfahren zur Temperaturmessung mittels einer optischen Faser und Vorrichtung dafür
DE3671005D1 (de) Optische faser mit kunststoffbedeckung und verfahren zum herstellen einer derartigen optischen faser.
DE69513550D1 (de) Vorrichtung zur optischen Messung von Kryogentemperaturen
DE59402366D1 (de) Vorrichtung zum Beschichten einer optischen Faser
DE59406011D1 (de) Verfahren und Vorrichtung zur Herstellung einer optischen Faser
DE69526321D1 (de) Verfahren zum Bestimmen der Position einer optischen Faser
DE69517762D1 (de) Verfahren zur messung von axialen kräften an einer schiene und schiene zur durchführung des verfahren
DE69713842T2 (de) Verfahren zur Messung der Position von optischen Transmissionselementen
DE3763502D1 (de) Verfahren und vorrichtung zur herstellung einer optischen faservorform zur benutzung im mittelinfrarotbereich.
DE68908110T2 (de) Verfahren zur Herstellung einer optischen Faser.
DE69842130D1 (de) Verfahren und vorrichtung zur beschichtung einer optischen faser
DE69311188D1 (de) Verfahren und Anordnung zur absoluten und unabhängigen Messung von mechanischen und thermischen Grössen, die gleichzeitig an einer optischen Faser angreifen
DE69002702D1 (de) Verfahren und geraet, basierend auf faseroptischen interferometersensoren, zur analysierung der dynamischen entstellung einer struktur oder ihrer komponenten.
DE69617354T2 (de) Verfahren und Vorrichtung zur Bestimmung des Abstands zwischen optischen Fasern und eine Faserspleissmaschine mit einer solchen Vorrichtung
DE69710991D1 (de) Vorrichtung und Verfahren zur Herstellung einer optischen Faser
DE859225T1 (de) Verfahren und Vorrichtung zur Messung des Rückstreuverlustes von optischen Faserelementen
DE3788045T2 (de) Verfahren zur Messung der Viskosität des Vorformlings einer optischen Faser.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee