NO20020928D0 - Optisk kabel for måling av temperatur og/eller utvidelse - Google Patents
Optisk kabel for måling av temperatur og/eller utvidelseInfo
- Publication number
- NO20020928D0 NO20020928D0 NO20020928A NO20020928A NO20020928D0 NO 20020928 D0 NO20020928 D0 NO 20020928D0 NO 20020928 A NO20020928 A NO 20020928A NO 20020928 A NO20020928 A NO 20020928A NO 20020928 D0 NO20020928 D0 NO 20020928D0
- Authority
- NO
- Norway
- Prior art keywords
- expansion
- optical cable
- measuring temperature
- measuring
- temperature
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE2001/0131A BE1013983A3 (nl) | 2001-02-27 | 2001-02-27 | Optische kabel voor het meten van temperatuur en/of rek. |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20020928D0 true NO20020928D0 (no) | 2002-02-26 |
NO20020928L NO20020928L (no) | 2002-08-28 |
Family
ID=3896874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20020928A NO20020928L (no) | 2001-02-27 | 2002-02-26 | Optisk kabel for måling av temperatur og/eller utvidelse |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1235089A1 (no) |
BE (1) | BE1013983A3 (no) |
NO (1) | NO20020928L (no) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO20032119D0 (no) * | 2003-05-12 | 2003-05-12 | Nexans | Overvåkingskabel |
US6923048B2 (en) | 2003-09-24 | 2005-08-02 | Siemens Aktiengesellschaft | Method and apparatus of monitoring temperature and strain by using fiber Bragg grating (FBG) sensors |
FR2867561B1 (fr) * | 2004-03-11 | 2007-02-02 | Commissariat Energie Atomique | Systeme de mesure distribuee des courbures d'une structure |
FR2903773B1 (fr) | 2006-07-13 | 2009-05-08 | Bidim Geosynthetics Soc Par Ac | Dispositif, systeme et procede de detection et de localisation de dysfonctionnement dans un ouvrage hydraulique, ainsi qu'un ouvrage hydraulique equipe de ce dispositif. |
US7593115B2 (en) * | 2007-02-28 | 2009-09-22 | Schlumberger Technology Corporation | Determining a length of a carrier line deployed into a well based on an optical signal |
US8339590B2 (en) * | 2009-03-04 | 2012-12-25 | The Boeing Company | Fiber cable distortion detection system and method |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1525000A (en) * | 1975-12-04 | 1978-09-13 | Standard Telephones Cables Ltd | Optical fibre testing |
WO1991005228A1 (de) * | 1989-10-02 | 1991-04-18 | Laser-Medizin-Zentrum Gmbh Berlin | Anordnung zur leistungsmessung von optischer strahlung |
US5845033A (en) * | 1996-11-07 | 1998-12-01 | The Babcock & Wilcox Company | Fiber optic sensing system for monitoring restrictions in hydrocarbon production systems |
NO325106B1 (no) * | 1997-09-10 | 2008-02-04 | Western Atlas Int Inc | Anordning og fremgangsmate for a bestemme lengden av en kabel i en bronn ved bruk av optiske fibre |
NO307314B1 (no) * | 1997-12-05 | 2000-03-13 | Optoplan As | Anordning for registrering av boyebelastning |
US6072922A (en) * | 1998-06-19 | 2000-06-06 | Science And Engineering Applications Company, Inc. | Cryogenic fiber optic temperature sensor |
NO310125B1 (no) * | 1999-05-06 | 2001-05-21 | Leiv Eiriksson Nyfotek As | System for overvåking av höyspentkabler i luftstrekk |
-
2001
- 2001-02-27 BE BE2001/0131A patent/BE1013983A3/nl not_active IP Right Cessation
-
2002
- 2002-02-08 EP EP02075558A patent/EP1235089A1/en not_active Withdrawn
- 2002-02-26 NO NO20020928A patent/NO20020928L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NO20020928L (no) | 2002-08-28 |
BE1013983A3 (nl) | 2003-01-14 |
EP1235089A1 (en) | 2002-08-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |