NO902763L - Fremgangsmaate og fiberoptisk interferometer for analyse av materialdeformasjoner. - Google Patents
Fremgangsmaate og fiberoptisk interferometer for analyse av materialdeformasjoner.Info
- Publication number
- NO902763L NO902763L NO90902763A NO902763A NO902763L NO 902763 L NO902763 L NO 902763L NO 90902763 A NO90902763 A NO 90902763A NO 902763 A NO902763 A NO 902763A NO 902763 L NO902763 L NO 902763L
- Authority
- NO
- Norway
- Prior art keywords
- analysis
- procedure
- material deformations
- fiberoptic
- interferometer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/08—Testing mechanical properties
- G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
-
- 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
- G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
-
- 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
- G01D5/35383—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 multiple sensor devices using multiplexing techniques
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8920963A IT1237486B (it) | 1989-06-23 | 1989-06-23 | Procedimento e dispositivo a sensori interferometrici a fibra ottica per l'analisi della deformazione dinamica di una struttura o di suoi componenti |
Publications (3)
Publication Number | Publication Date |
---|---|
NO902763D0 NO902763D0 (no) | 1990-06-21 |
NO902763L true NO902763L (no) | 1990-12-27 |
NO300345B1 NO300345B1 (no) | 1997-05-12 |
Family
ID=11174691
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO902763A NO300345B1 (no) | 1989-06-23 | 1990-06-21 | Fremgangsmåte og fiberoptisk interferometer for analyse av en byggverkskomponents dynamiske deformasjon |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0404242B1 (no) |
JP (1) | JP3057322B2 (no) |
BR (1) | BR9003105A (no) |
DE (1) | DE69002702T2 (no) |
DK (1) | DK0404242T3 (no) |
ES (1) | ES2043254T3 (no) |
IT (1) | IT1237486B (no) |
MX (1) | MX172748B (no) |
NO (1) | NO300345B1 (no) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2689632B1 (fr) * | 1992-04-02 | 1997-09-19 | Thomson Csf | Detecteur a fibre optique de contraintes. |
WO1996031756A1 (en) * | 1995-04-04 | 1996-10-10 | Cambridge University Technical Services Limited | Optical fibre sensor |
US5892860A (en) * | 1997-01-21 | 1999-04-06 | Cidra Corporation | Multi-parameter fiber optic sensor for use in harsh environments |
US6016702A (en) * | 1997-09-08 | 2000-01-25 | Cidra Corporation | High sensitivity fiber optic pressure sensor for use in harsh environments |
DE19905687A1 (de) * | 1999-02-11 | 2000-09-07 | Deha Ankersysteme | Vorrichtung zur Bestimmung der Biegebeanspruchung von Bauteilen |
CA2312237A1 (en) * | 2000-06-23 | 2001-12-23 | Erick Girouard | Pressure regulator |
DE102006059439B4 (de) * | 2006-12-15 | 2018-01-25 | Prüftechnik Dieter Busch AG | Verfahren und Vorrichtung zur dynamischen Messung der axialen Deformation einer rotierenden Hohlwelle |
EP2166328A1 (en) | 2008-09-22 | 2010-03-24 | Universita' degli studi di Bari | System for optical fiber strain measure |
JP5619571B2 (ja) * | 2010-11-05 | 2014-11-05 | 三菱重工業株式会社 | ライザー管及びライザー管の応答分布計測システム |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2136113B (en) * | 1983-03-05 | 1986-08-06 | Plessey Co Plc | Improvements relating to optical sensing systems |
GB2144215B (en) * | 1983-07-28 | 1988-06-22 | Cise Spa | Interferometric detector with fibre-optic sensor |
GB2147759B (en) * | 1983-08-24 | 1987-04-15 | Plessey Co Plc | Optical sensor |
US4788868A (en) * | 1986-03-27 | 1988-12-06 | The Charles Stark Draper Laboratory, Inc. | Strain measurement apparatus and method |
DE3771865D1 (de) * | 1987-02-13 | 1991-09-05 | G2 Systems Corp | Faseroptisches bau-ueberwachungssystem. |
-
1989
- 1989-06-23 IT IT8920963A patent/IT1237486B/it active
-
1990
- 1990-06-18 EP EP90201570A patent/EP0404242B1/en not_active Expired - Lifetime
- 1990-06-18 ES ES90201570T patent/ES2043254T3/es not_active Expired - Lifetime
- 1990-06-18 DK DK90201570.0T patent/DK0404242T3/da active
- 1990-06-18 DE DE90201570T patent/DE69002702T2/de not_active Expired - Fee Related
- 1990-06-21 NO NO902763A patent/NO300345B1/no not_active IP Right Cessation
- 1990-06-22 BR BR909003105A patent/BR9003105A/pt not_active IP Right Cessation
- 1990-06-22 JP JP2163022A patent/JP3057322B2/ja not_active Expired - Lifetime
- 1990-06-22 MX MX021301A patent/MX172748B/es unknown
Also Published As
Publication number | Publication date |
---|---|
NO300345B1 (no) | 1997-05-12 |
NO902763D0 (no) | 1990-06-21 |
EP0404242A1 (en) | 1990-12-27 |
EP0404242B1 (en) | 1993-08-11 |
JPH0354427A (ja) | 1991-03-08 |
JP3057322B2 (ja) | 2000-06-26 |
DE69002702T2 (de) | 1994-03-10 |
MX172748B (es) | 1994-01-10 |
DE69002702D1 (de) | 1993-09-16 |
IT8920963A0 (it) | 1989-06-23 |
ES2043254T3 (es) | 1993-12-16 |
IT1237486B (it) | 1993-06-07 |
DK0404242T3 (da) | 1993-10-25 |
BR9003105A (pt) | 1991-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN DECEMBER 2001 |