AU7595196A - Method, apparatus and system for determining the differential rate of change of strain - Google Patents

Method, apparatus and system for determining the differential rate of change of strain

Info

Publication number
AU7595196A
AU7595196A AU75951/96A AU7595196A AU7595196A AU 7595196 A AU7595196 A AU 7595196A AU 75951/96 A AU75951/96 A AU 75951/96A AU 7595196 A AU7595196 A AU 7595196A AU 7595196 A AU7595196 A AU 7595196A
Authority
AU
Australia
Prior art keywords
strain
determining
change
differential rate
differential
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.)
Abandoned
Application number
AU75951/96A
Inventor
Bartley Johnson
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.)
McDonnell Douglas Corp
Original Assignee
McDonnell Douglas Corp
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 McDonnell Douglas Corp filed Critical McDonnell Douglas Corp
Publication of AU7595196A publication Critical patent/AU7595196A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/161—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by interferometric means
    • 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
    • G01L1/246—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 using integrated gratings, e.g. Bragg gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
AU75951/96A 1996-10-09 1996-10-09 Method, apparatus and system for determining the differential rate of change of strain Abandoned AU7595196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1996/016190 WO1998015798A1 (en) 1996-10-09 1996-10-09 Method, apparatus and system for determining the differential rate of change of strain

Publications (1)

Publication Number Publication Date
AU7595196A true AU7595196A (en) 1998-05-05

Family

ID=22255930

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75951/96A Abandoned AU7595196A (en) 1996-10-09 1996-10-09 Method, apparatus and system for determining the differential rate of change of strain

Country Status (2)

Country Link
AU (1) AU7595196A (en)
WO (1) WO1998015798A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9513166B2 (en) 2013-07-16 2016-12-06 Utah State University Research Foundation Split field spectral imager

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5178153A (en) * 1984-03-08 1993-01-12 Einzig Robert E Fluid flow sensing apparatus for in vivo and industrial applications employing novel differential optical fiber pressure sensors
IT1195127B (en) * 1986-08-08 1988-10-12 Cselt Centro Studi Lab Telecom MICHELSON TYPE HETERINE INTERFEROMETER FOR POLARIZATION MEASUREMENTS
US4755668A (en) * 1986-10-03 1988-07-05 Optical Technologies, Inc. Fiber optic interferometric thermometer with serially positioned fiber optic sensors
US4906092A (en) * 1988-09-19 1990-03-06 Hughes Aircraft Company Range doppler self-referencing imaging system
US5106192A (en) * 1990-03-16 1992-04-21 Eastman, Inc. Polarization insensitive absolute interferometeric method and apparatus for measuring position angular bearing and optical paths

Also Published As

Publication number Publication date
WO1998015798A1 (en) 1998-04-16

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