DE68913372D1 - Optischer Sensor zur Bestimmung von Änderungen in der Dimension und Temperatur eines Gegenstandes. - Google Patents
Optischer Sensor zur Bestimmung von Änderungen in der Dimension und Temperatur eines Gegenstandes.Info
- Publication number
- DE68913372D1 DE68913372D1 DE89306322T DE68913372T DE68913372D1 DE 68913372 D1 DE68913372 D1 DE 68913372D1 DE 89306322 T DE89306322 T DE 89306322T DE 68913372 T DE68913372 T DE 68913372T DE 68913372 D1 DE68913372 D1 DE 68913372D1
- Authority
- DE
- Germany
- Prior art keywords
- dimension
- temperature
- optical sensor
- determining changes
- determining
- 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
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
- G01B11/18—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
- 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
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8815558A GB2224566A (en) | 1988-06-30 | 1988-06-30 | An optical sensor for determining changes in a dimension and/or a temperature of an object |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68913372D1 true DE68913372D1 (de) | 1994-04-07 |
DE68913372T2 DE68913372T2 (de) | 1994-06-01 |
Family
ID=10639629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68913372T Expired - Fee Related DE68913372T2 (de) | 1988-06-30 | 1989-06-22 | Optischer Sensor zur Bestimmung von Änderungen in der Dimension und Temperatur eines Gegenstandes. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5009505A (de) |
EP (1) | EP0349196B1 (de) |
DE (1) | DE68913372T2 (de) |
GB (1) | GB2224566A (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9107125D0 (en) * | 1991-04-05 | 1992-05-27 | British Aerospace | Ring resonator gyroscope |
GB2256480B (en) * | 1991-06-05 | 1995-02-01 | Marconi Gec Ltd | Improvements to optical sensors |
FR2684441A1 (fr) * | 1991-12-02 | 1993-06-04 | Siderurgie Fse Inst Rech | Rouleau mesureur de planeite d'une bande fabriquee en continu. |
GB2262983B (en) * | 1991-12-11 | 1996-02-28 | British Aerospace | Sensing techniques using phase modulation |
FR2689632B1 (fr) * | 1992-04-02 | 1997-09-19 | Thomson Csf | Detecteur a fibre optique de contraintes. |
US5338928A (en) * | 1993-04-28 | 1994-08-16 | General Electric Company | System and method for controlling deformation of a structure having a phase shift detector |
GB2311600A (en) * | 1996-03-29 | 1997-10-01 | Secr Defence | Optic Fibre Interferometric sensor |
DE69737031T2 (de) * | 1996-07-19 | 2007-04-26 | Daedalus I, Llc | Vorrichtung zur nicht-invasiven bestimmung von blutparametern |
US6056436A (en) * | 1997-02-20 | 2000-05-02 | University Of Maryland | Simultaneous measurement of temperature and strain using optical sensors |
US6694157B1 (en) | 1998-02-10 | 2004-02-17 | Daedalus I , L.L.C. | Method and apparatus for determination of pH pCO2, hemoglobin, and hemoglobin oxygen saturation |
JPH11254159A (ja) * | 1998-03-10 | 1999-09-21 | Matsushita Electric Ind Co Ltd | 光ファイバ出力半導体レーザ加熱装置 |
US7446880B2 (en) * | 2005-04-06 | 2008-11-04 | President And Fellows Of Harvard College | Method and apparatus for measuring and monitoring optical properties based on a ring-resonator |
WO2007134177A2 (en) * | 2006-05-11 | 2007-11-22 | President And Fellows Of Harvard College | Methods, materials and devices for light manipulation with oriented molecular assemblies in micronscale photonic circuit elements with high-q or slow light |
US7483144B2 (en) * | 2007-03-02 | 2009-01-27 | Honeywell International, Inc. | Apparatus and method for resonant chemical and biological sensing |
US7665891B1 (en) * | 2007-09-20 | 2010-02-23 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Differential temperature sensor system and method |
WO2009121367A1 (en) | 2008-03-31 | 2009-10-08 | Vestas Wind Systems A/S | Optical transmission strain sensor for wind turbines |
GB2461532A (en) * | 2008-07-01 | 2010-01-06 | Vestas Wind Sys As | Sensor system and method for detecting deformation in a wind turbine component |
GB2461566A (en) * | 2008-07-03 | 2010-01-06 | Vestas Wind Sys As | Embedded fibre optic sensor for mounting on wind turbine components and method of producing the same. |
GB2463696A (en) * | 2008-09-22 | 2010-03-24 | Vestas Wind Sys As | Edge-wise bending insensitive strain sensor system |
GB2466433B (en) | 2008-12-16 | 2011-05-25 | Vestas Wind Sys As | Turbulence sensor and blade condition sensor system |
US7952772B2 (en) * | 2009-05-08 | 2011-05-31 | Honeywell International Inc. | Photonic crystal fiber sensor |
GB2472437A (en) | 2009-08-06 | 2011-02-09 | Vestas Wind Sys As | Wind turbine rotor blade control based on detecting turbulence |
FR2950439B1 (fr) * | 2009-09-18 | 2016-07-01 | Thales Sa | Resonnateur optique a boucle fibree |
US8773650B2 (en) | 2009-09-18 | 2014-07-08 | Intuitive Surgical Operations, Inc. | Optical position and/or shape sensing |
GB2477529A (en) | 2010-02-04 | 2011-08-10 | Vestas Wind Sys As | A wind turbine optical wind sensor for determining wind speed and direction |
JP6306374B2 (ja) * | 2014-03-04 | 2018-04-04 | 株式会社トーメーコーポレーション | 波長掃引光源装置および測定装置 |
DE102014009557B4 (de) | 2014-06-25 | 2016-09-15 | Rheinische Fachhochschule Köln gGmbH | Testvorrichtung und Verfahren zur Bestimmung von Materialeigenschaften |
GB201621120D0 (en) * | 2016-12-12 | 2017-01-25 | Ge Oil & Gas Uk Ltd | Apparatus and method |
JP6754138B2 (ja) * | 2017-04-17 | 2020-09-09 | 国立大学法人東北大学 | レーザ圧力・ひずみ計 |
EP4012854B1 (de) * | 2020-12-09 | 2023-07-12 | ADVA Optical Networking SE | Verfahren und vorrichtung zur erfassung der absoluten oder relativen temperatur und/oder der absoluten oder relativen wellenlänge |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU4223778A (en) * | 1977-12-12 | 1979-06-21 | Pedro B Macedo | Optical waveguide sensor |
US4758087A (en) * | 1981-03-09 | 1988-07-19 | Polaroid Corporation | Fiber optic transducer |
US4659923A (en) * | 1981-03-09 | 1987-04-21 | Polaroid Corporation | Fiber optic interferometer transducer |
GB2127168B (en) * | 1982-09-17 | 1985-11-13 | Plessey Co Plc | Improvements relating to acoustic wave sensing arrangements |
US4603941A (en) * | 1982-09-27 | 1986-08-05 | Agency Of Industrial Science And Technology | Polarization-maintaining fiber system and method of manufacturing the same |
GB8332409D0 (en) * | 1983-12-05 | 1984-01-11 | Gen Electric Co Plc | Fibre optic sensors |
GB8519608D0 (en) * | 1985-08-05 | 1985-09-11 | Gen Electric Co Plc | Interferometers |
GB8620315D0 (en) * | 1986-08-21 | 1986-10-01 | Rogers A J | Frequency-derived optical-fibre distributed sensing |
-
1988
- 1988-06-30 GB GB8815558A patent/GB2224566A/en not_active Withdrawn
-
1989
- 1989-06-22 DE DE68913372T patent/DE68913372T2/de not_active Expired - Fee Related
- 1989-06-22 EP EP89306322A patent/EP0349196B1/de not_active Expired - Lifetime
- 1989-06-28 US US07/372,626 patent/US5009505A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5009505A (en) | 1991-04-23 |
EP0349196B1 (de) | 1994-03-02 |
DE68913372T2 (de) | 1994-06-01 |
GB8815558D0 (en) | 1988-08-03 |
GB2224566A (en) | 1990-05-09 |
EP0349196A2 (de) | 1990-01-03 |
EP0349196A3 (de) | 1991-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |