BR112012011226A2 - fibra óptica , cabo de fibra óptica, sensor de fibra óptica acústico dsitribuído , uso de uma fibra óptica , sensor de fibra distribuído , e, de um cabo de fibra óptica. - Google Patents
fibra óptica , cabo de fibra óptica, sensor de fibra óptica acústico dsitribuído , uso de uma fibra óptica , sensor de fibra distribuído , e, de um cabo de fibra óptica.Info
- Publication number
- BR112012011226A2 BR112012011226A2 BR112012011226A BR112012011226A BR112012011226A2 BR 112012011226 A2 BR112012011226 A2 BR 112012011226A2 BR 112012011226 A BR112012011226 A BR 112012011226A BR 112012011226 A BR112012011226 A BR 112012011226A BR 112012011226 A2 BR112012011226 A2 BR 112012011226A2
- Authority
- BR
- Brazil
- Prior art keywords
- fiber
- optical fiber
- cable
- distributed
- sensor
- Prior art date
Links
- 239000000835 fiber Substances 0.000 title abstract 8
- 239000013307 optical fiber Substances 0.000 title abstract 6
- 238000005452 bending Methods 0.000 abstract 1
- 238000013016 damping Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
Classifications
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- 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
-
- 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
- G01L1/243—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 means for applying force perpendicular to the fibre axis
-
- 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
- G01D5/3537—Optical fibre sensor using a particular arrangement of the optical fibre itself
- G01D5/3538—Optical fibre sensor using a particular arrangement of the optical fibre itself using a particular type of fiber, e.g. fibre with several cores, PANDA fiber, fiber with an elliptic core or the like
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
-
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/16—Receiving elements for seismic signals; Arrangements or adaptations of receiving elements
- G01V1/20—Arrangements of receiving elements, e.g. geophone pattern
- G01V1/201—Constructional details of seismic cables, e.g. streamers
- G01V1/208—Constructional details of seismic cables, e.g. streamers having a continuous structure
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/40—Seismology; Seismic or acoustic prospecting or detecting specially adapted for well-logging
- G01V1/52—Structural details
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/032—Optical fibres with cladding with or without a coating with non solid core or cladding
- G02B2006/0325—Fluid core or cladding
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Transform (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Communication Cables (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
fibra óptica , cabo de fibra óptica, sensor de fibra óptica acústica dsitribuído , uso de uma fibra óptica , sensor de fibra distribuído , e, de um cabo de fibra óptica. são revelados cabos ópticos de fibra com melhor desempenho para uso em detecção distribuída , por exemplo , em sensores acústicos distribuídos. em uma modalidade, um cabo de fibra óptica (210) compreende um núcleo (208) e revestimento (206) dispostos dentro de um material de amortecimento (202) e envoltos por uma camisa (204) e arranjados de forma que o núcleo fique deslocado do centro do cabo. pelo deslocamento do núcleo do centro da camisa , qualquer efeito de dobramento no núcleo pode ser maximizado, comparado com quando o núcleo é localizado no centro do cabo.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0919902.7A GB0919902D0 (en) | 2009-11-13 | 2009-11-13 | Improvements in fibre optic cables for distributed sensing |
PCT/GB2010/002074 WO2011058314A1 (en) | 2009-11-13 | 2010-11-11 | Optic fibres and fibre optic sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112012011226A2 true BR112012011226A2 (pt) | 2018-03-27 |
BR112012011226B1 BR112012011226B1 (pt) | 2020-01-21 |
Family
ID=41509334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112012011226A BR112012011226B1 (pt) | 2009-11-13 | 2010-11-11 | fibra óptica, cabo de fibra óptica, e, sensor de fibra óptica acústico distribuído |
Country Status (10)
Country | Link |
---|---|
US (2) | US9677956B2 (pt) |
EP (2) | EP2499472B1 (pt) |
CN (2) | CN102822645B (pt) |
AU (1) | AU2010317792B2 (pt) |
BR (1) | BR112012011226B1 (pt) |
CA (3) | CA2780569C (pt) |
EA (2) | EA032731B1 (pt) |
GB (1) | GB0919902D0 (pt) |
MY (1) | MY162097A (pt) |
WO (1) | WO2011058314A1 (pt) |
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-
2009
- 2009-11-13 GB GBGB0919902.7A patent/GB0919902D0/en not_active Ceased
-
2010
- 2010-11-11 CA CA2780569A patent/CA2780569C/en active Active
- 2010-11-11 EP EP10787860.5A patent/EP2499472B1/en active Active
- 2010-11-11 WO PCT/GB2010/002074 patent/WO2011058314A1/en active Application Filing
- 2010-11-11 AU AU2010317792A patent/AU2010317792B2/en not_active Ceased
- 2010-11-11 EP EP14179065.9A patent/EP2803957B1/en not_active Not-in-force
- 2010-11-11 US US13/509,425 patent/US9677956B2/en active Active
- 2010-11-11 BR BR112012011226A patent/BR112012011226B1/pt not_active IP Right Cessation
- 2010-11-11 CA CA3051560A patent/CA3051560A1/en not_active Abandoned
- 2010-11-11 CN CN201080061395.6A patent/CN102822645B/zh not_active Expired - Fee Related
- 2010-11-11 CN CN201810447612.3A patent/CN108645430A/zh active Pending
- 2010-11-11 EA EA201400829A patent/EA032731B1/ru not_active IP Right Cessation
- 2010-11-11 MY MYPI2012002086A patent/MY162097A/en unknown
- 2010-11-11 EA EA201290303A patent/EA029335B1/ru not_active IP Right Cessation
- 2010-11-11 CA CA3051561A patent/CA3051561A1/en not_active Abandoned
-
2017
- 2017-06-12 US US15/620,196 patent/US11099085B2/en active Active
Also Published As
Publication number | Publication date |
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CN108645430A (zh) | 2018-10-12 |
EP2803957A3 (en) | 2015-01-21 |
EA029335B1 (ru) | 2018-03-30 |
BR112012011226B1 (pt) | 2020-01-21 |
EA201400829A1 (ru) | 2015-03-31 |
EA201290303A1 (ru) | 2012-12-28 |
CA2780569A1 (en) | 2011-05-19 |
EA032731B1 (ru) | 2019-07-31 |
CA3051560A1 (en) | 2011-05-19 |
EP2499472B1 (en) | 2016-01-27 |
CN102822645A (zh) | 2012-12-12 |
CA3051561A1 (en) | 2011-05-19 |
US9677956B2 (en) | 2017-06-13 |
AU2010317792A1 (en) | 2012-07-05 |
GB0919902D0 (en) | 2009-12-30 |
US11099085B2 (en) | 2021-08-24 |
WO2011058314A1 (en) | 2011-05-19 |
MY162097A (en) | 2017-05-31 |
EP2499472A1 (en) | 2012-09-19 |
US20120222487A1 (en) | 2012-09-06 |
US20170343433A1 (en) | 2017-11-30 |
EP2803957A2 (en) | 2014-11-19 |
CN102822645B (zh) | 2018-07-27 |
CA2780569C (en) | 2019-09-24 |
EP2803957B1 (en) | 2017-01-11 |
AU2010317792B2 (en) | 2014-07-24 |
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