WO2012129625A3 - Capteur de force magnétique à fibres optiques, procédé de fabrication et utilisation de celui-ci - Google Patents

Capteur de force magnétique à fibres optiques, procédé de fabrication et utilisation de celui-ci Download PDF

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Publication number
WO2012129625A3
WO2012129625A3 PCT/BR2012/000086 BR2012000086W WO2012129625A3 WO 2012129625 A3 WO2012129625 A3 WO 2012129625A3 BR 2012000086 W BR2012000086 W BR 2012000086W WO 2012129625 A3 WO2012129625 A3 WO 2012129625A3
Authority
WO
WIPO (PCT)
Prior art keywords
magnetic force
force sensor
manufacturing same
fiber optic
optic magnetic
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.)
Ceased
Application number
PCT/BR2012/000086
Other languages
English (en)
Portuguese (pt)
Other versions
WO2012129625A2 (fr
Inventor
Antonio Carlos Oliveira Bruno
Clara Johanna PACHECO
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.)
Pontificia Universidade Catolica do Rio de Janeiro
Original Assignee
Pontificia Universidade Catolica do Rio de Janeiro
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 Pontificia Universidade Catolica do Rio de Janeiro filed Critical Pontificia Universidade Catolica do Rio de Janeiro
Publication of WO2012129625A2 publication Critical patent/WO2012129625A2/fr
Publication of WO2012129625A3 publication Critical patent/WO2012129625A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • G01D5/35306—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 an interferometer arrangement
    • G01D5/35309—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 an interferometer arrangement using multiple waves interferometer
    • G01D5/35316—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 an interferometer arrangement using multiple waves interferometer using a Bragg gratings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

La présente invention concerne un capteur de force magnétique à fibres optiques avec réseaux de Bragg (FBG), le procédé de fabrication de ce capteur et son utilisation étant également décrits. Avantageusement, l'invention trouve une application dans la surveillance de la position, du déplacement, de la vibration et de la déformation de structures constituées de fer/acier, ainsi que dans la surveillance de la corrosion dans des tours, des structures et des équipements utilisés pour produire et transmettre de l'énergie électrique, et dans l'industrie du pétrole et du gaz.
PCT/BR2012/000086 2011-04-01 2012-03-29 Capteur de force magnétique à fibres optiques, procédé de fabrication et utilisation de celui-ci Ceased WO2012129625A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BRPI1101872-0 2011-04-01
BRPI1101872A BRPI1101872B1 (pt) 2011-04-01 2011-04-01 sensor de força magnética à fibra óptica, processo de fabricação e uso do mesmo

Publications (2)

Publication Number Publication Date
WO2012129625A2 WO2012129625A2 (fr) 2012-10-04
WO2012129625A3 true WO2012129625A3 (fr) 2012-12-13

Family

ID=46931985

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/BR2012/000086 Ceased WO2012129625A2 (fr) 2011-04-01 2012-03-29 Capteur de force magnétique à fibres optiques, procédé de fabrication et utilisation de celui-ci

Country Status (2)

Country Link
BR (1) BRPI1101872B1 (fr)
WO (1) WO2012129625A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104330151A (zh) * 2014-11-12 2015-02-04 厦门乃尔电子有限公司 一种非接触振动传感器

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104236602B (zh) * 2014-09-26 2017-05-10 安徽大学 一种可同时测量温度和湿度的全光纤传感器
CN110763620B (zh) * 2019-12-03 2024-12-06 大连理工大学 一种用于钢材腐蚀监测的光纤法珀传感器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003054605A1 (fr) * 2001-12-11 2003-07-03 Lake Shore Cryotronics, Inc. Detection magneto-optique faisant appel a des reseaux de bragg de transmission a dephasage
CA2463275A1 (fr) * 2003-04-10 2004-10-10 S&C Electric Company Detecteur de courant
CN101598748A (zh) * 2009-07-02 2009-12-09 西北工业大学 一种温度补偿型的电流传感头及交变电流测量方法和系统
CN201653680U (zh) * 2010-05-07 2010-11-24 沈阳航空航天大学 光纤光栅五分量测力天平
CN101915865A (zh) * 2010-07-05 2010-12-15 武汉理工大学 微型光纤电流传感器探头及其制作方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003054605A1 (fr) * 2001-12-11 2003-07-03 Lake Shore Cryotronics, Inc. Detection magneto-optique faisant appel a des reseaux de bragg de transmission a dephasage
US20030133657A1 (en) * 2001-12-11 2003-07-17 Vladimir Kochergin Magneto-optical sensing employing phase-shifted transmission bragg gratings
CA2463275A1 (fr) * 2003-04-10 2004-10-10 S&C Electric Company Detecteur de courant
US20050134253A1 (en) * 2003-04-10 2005-06-23 Kovanko Thomas E. Current sensor
CN101598748A (zh) * 2009-07-02 2009-12-09 西北工业大学 一种温度补偿型的电流传感头及交变电流测量方法和系统
CN201653680U (zh) * 2010-05-07 2010-11-24 沈阳航空航天大学 光纤光栅五分量测力天平
CN101915865A (zh) * 2010-07-05 2010-12-15 武汉理工大学 微型光纤电流传感器探头及其制作方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104330151A (zh) * 2014-11-12 2015-02-04 厦门乃尔电子有限公司 一种非接触振动传感器

Also Published As

Publication number Publication date
WO2012129625A2 (fr) 2012-10-04
BRPI1101872B1 (pt) 2017-03-07
BRPI1101872A2 (pt) 2013-06-11

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