CN106092305A - 分布式光纤传感系统及其振动检测定位方法 - Google Patents
分布式光纤传感系统及其振动检测定位方法 Download PDFInfo
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- CN106092305A CN106092305A CN201610719172.3A CN201610719172A CN106092305A CN 106092305 A CN106092305 A CN 106092305A CN 201610719172 A CN201610719172 A CN 201610719172A CN 106092305 A CN106092305 A CN 106092305A
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- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 239000013307 optical fiber Substances 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 22
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Classifications
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- 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
- 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
-
- 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
- G01D5/35338—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 other arrangements than interferometer arrangements
- G01D5/35354—Sensor working in reflection
- G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Optical Transform (AREA)
Abstract
Description
Claims (12)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610719172.3A CN106092305B (zh) | 2016-08-25 | 2016-08-25 | 分布式光纤传感系统及其振动检测定位方法 |
EP16913855.9A EP3483572B1 (en) | 2016-08-25 | 2016-08-26 | Distributed fibre sensing system and vibration detection and positioning method therefor |
PCT/CN2016/096807 WO2018035833A1 (zh) | 2016-08-25 | 2016-08-26 | 分布式光纤传感系统及其振动检测定位方法 |
JP2019506366A JP6695001B2 (ja) | 2016-08-25 | 2016-08-26 | 分散型光ファイバセンシングシステム及びその振動検知位置決め方法 |
US16/322,259 US10989587B2 (en) | 2016-08-25 | 2016-08-26 | Distributed fibre sensing system and vibration detection and positioning method therefor |
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CN201610719172.3A CN106092305B (zh) | 2016-08-25 | 2016-08-25 | 分布式光纤传感系统及其振动检测定位方法 |
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CN106092305A true CN106092305A (zh) | 2016-11-09 |
CN106092305B CN106092305B (zh) | 2022-02-18 |
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Country | Link |
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US (1) | US10989587B2 (zh) |
EP (1) | EP3483572B1 (zh) |
JP (1) | JP6695001B2 (zh) |
CN (1) | CN106092305B (zh) |
WO (1) | WO2018035833A1 (zh) |
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CN108415067A (zh) * | 2017-12-28 | 2018-08-17 | 华中科技大学 | 一种基于微结构光纤分布式声波传感的地震波测量系统 |
CN110118594A (zh) * | 2019-04-22 | 2019-08-13 | 华中科技大学 | 一种基于偏振分极接收的光学相位解调方法和系统 |
CN110285333A (zh) * | 2019-07-12 | 2019-09-27 | 上海交通大学 | 基于光纤的油气管道泄漏监测系统 |
CN111609919A (zh) * | 2020-06-09 | 2020-09-01 | 重庆大学 | 光纤分布式振动和损耗同时检测系统 |
CN112082498A (zh) * | 2020-09-14 | 2020-12-15 | 安徽大学 | 基于相位测量法ofdr应变和温度的抑噪传感方法 |
CN112129243A (zh) * | 2020-09-04 | 2020-12-25 | 电子科技大学 | 基于光电振荡器的准分布式光纤扭转角度测量装置和方法 |
CN112697181A (zh) * | 2020-12-02 | 2021-04-23 | 广东工业大学 | 一种基于频率调制的相位敏感光时域反射装置及方法 |
CN112747815A (zh) * | 2021-01-06 | 2021-05-04 | 苏州光格科技股份有限公司 | 一种分布式光纤声波传感系统中的相干衰落噪声抑制方法 |
CN113639848A (zh) * | 2021-08-10 | 2021-11-12 | 福州大学 | 具有多点同步测振的高性能扫频光学相干测振仪及方法 |
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