ATE475068T1 - Verfahren und vorrichtung zur erzeugung und weiterleitung eines hoch energetiches optisches impulses für lange strecke messung - Google Patents
Verfahren und vorrichtung zur erzeugung und weiterleitung eines hoch energetiches optisches impulses für lange strecke messungInfo
- Publication number
- ATE475068T1 ATE475068T1 AT04710071T AT04710071T ATE475068T1 AT E475068 T1 ATE475068 T1 AT E475068T1 AT 04710071 T AT04710071 T AT 04710071T AT 04710071 T AT04710071 T AT 04710071T AT E475068 T1 ATE475068 T1 AT E475068T1
- Authority
- AT
- Austria
- Prior art keywords
- light
- fiber
- generating
- high energy
- losses
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000005259 measurement Methods 0.000 title abstract 2
- 230000003287 optical effect Effects 0.000 title abstract 2
- 239000000835 fiber Substances 0.000 abstract 3
- 238000001069 Raman spectroscopy Methods 0.000 abstract 2
- 239000013307 optical fiber Substances 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
Classifications
-
- 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
-
- 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
- G01D5/35364—Sensor working in reflection using backscattering to detect the measured quantity using inelastic backscattering to detect the measured quantity, e.g. using Brillouin or Raman backscattering
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0303118A GB0303118D0 (en) | 2003-02-12 | 2003-02-12 | Apparatus and method for generation and transmission of high energy optical pulses for long range measurements |
GBGB0303155.6A GB0303155D0 (en) | 2003-02-12 | 2003-02-12 | Distributed sensor |
PCT/GB2004/000565 WO2004073172A2 (en) | 2003-02-12 | 2004-02-11 | Method and apparatus for generation and transmission of high energy optical pulses for long range measurements |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE475068T1 true ATE475068T1 (de) | 2010-08-15 |
Family
ID=32870945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT04710071T ATE475068T1 (de) | 2003-02-12 | 2004-02-11 | Verfahren und vorrichtung zur erzeugung und weiterleitung eines hoch energetiches optisches impulses für lange strecke messung |
Country Status (7)
Country | Link |
---|---|
US (1) | US8005323B2 (de) |
EP (1) | EP1604174B1 (de) |
JP (1) | JP2006517677A (de) |
AT (1) | ATE475068T1 (de) |
CA (1) | CA2515705C (de) |
DE (1) | DE602004028222D1 (de) |
WO (1) | WO2004073172A2 (de) |
Families Citing this family (39)
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GB2400906B (en) * | 2003-04-24 | 2006-09-20 | Sensor Highway Ltd | Distributed optical fibre measurements |
DE102004051147A1 (de) * | 2004-10-15 | 2006-04-20 | Callidus Precision Systems Gmbh | Verfahren und Einrichtung für einen passiven optischen Impulsvervielfacher zur Erzeugung einer Impulsfolge für ein scannendes Laserentfernungsmessgerät |
GB2424311B (en) * | 2005-03-18 | 2008-02-13 | Sensor Highway Ltd | Optical pulse generator for distributed temperature sensing operating at a characteristic wavelength in a range between 1050 nm and 1090 nm |
GB0524838D0 (en) * | 2005-12-06 | 2006-01-11 | Sensornet Ltd | Sensing system using optical fiber suited to high temperatures |
US20080018884A1 (en) * | 2006-01-19 | 2008-01-24 | David Butler | Intrusion Detection in Optical Fiber Networks |
US7628533B2 (en) * | 2006-03-13 | 2009-12-08 | SensorTran, Inc | Systems and methods for detecting corrosion |
US7628531B2 (en) * | 2006-03-13 | 2009-12-08 | SensorTran, Inc | Methods and apparatus for dual source calibration for distributed temperature systems |
EP2232214A1 (de) * | 2008-01-18 | 2010-09-29 | Sensortran, Inc. | Verfahren und systeme zur erweiterung des bereichs von verteilten glasfaser-temperaturerfassungssystemen |
JP5130078B2 (ja) | 2008-02-25 | 2013-01-30 | 株式会社フジクラ | 光ファイバ分布型センサ装置 |
WO2011044887A1 (de) * | 2009-10-15 | 2011-04-21 | Hottinger Baldwin Messtechnik Gmbh | Optisches messverfahren mit streulicht-eliminierung und vorrichtung dafür |
GB0919906D0 (en) * | 2009-11-13 | 2009-12-30 | Qinetiq Ltd | Improvements to distributed fibre optic sensing |
GB0919899D0 (en) * | 2009-11-13 | 2009-12-30 | Qinetiq Ltd | Fibre optic distributed sensing |
US9939653B2 (en) | 2009-12-07 | 2018-04-10 | Projection Ventures Inc. | Despeckling stability |
EP2510595A2 (de) * | 2009-12-07 | 2012-10-17 | Barret Lippey | Vorrichtung und verfahren zur speckleentfernung |
JP5152540B2 (ja) * | 2010-06-22 | 2013-02-27 | 横河電機株式会社 | 光ファイバ温度分布測定装置 |
US8565618B2 (en) * | 2010-10-05 | 2013-10-22 | Verizon Patent And Licensing Inc. | Automatic wavelength configuration |
GB2489749B (en) * | 2011-04-08 | 2016-01-20 | Optasense Holdings Ltd | Fibre optic distributed sensing |
US20130208762A1 (en) * | 2012-02-14 | 2013-08-15 | Halliburton Energy Services Inc. | Suppression of Stimulated Raman Scattering |
US20130229649A1 (en) * | 2012-03-01 | 2013-09-05 | Ming-Jun Li | Optical brillouin sensing systems |
US9002150B2 (en) * | 2012-05-08 | 2015-04-07 | General Dynamics Advanced Information Systems, Inc. | Optical sensing system and method |
CN102680137B (zh) * | 2012-06-07 | 2014-08-13 | 北京航空航天大学 | 一种可级联分布式光纤拉曼测温系统 |
JP5742861B2 (ja) * | 2013-02-28 | 2015-07-01 | 横河電機株式会社 | 光ファイバ温度分布測定装置 |
CN106664234B (zh) * | 2014-07-22 | 2020-03-10 | 日本电信电话株式会社 | Wdm/tdm-pon系统和其发送开始时刻校正方法 |
CN104568218B (zh) * | 2014-12-26 | 2017-12-08 | 武汉理工光科股份有限公司 | 提高分布式自发拉曼散射温度传感器工作距离的方法 |
CN104614091B (zh) * | 2015-02-05 | 2017-07-21 | 中国科学院合肥物质科学研究院 | 全光纤长距离高空间分辨率单光子温度传感器 |
US20170299512A1 (en) * | 2016-04-14 | 2017-10-19 | Boyd V. Hunter | Differential Excitation Raman Spectroscopy |
DE102015113581B4 (de) * | 2015-08-17 | 2021-02-04 | Aiq Dienstleistungen Ug (Haftungsbeschränkt) | Fasermessung mit Impulsformung |
CN110832772B (zh) * | 2017-07-11 | 2024-01-02 | 三菱电机株式会社 | 输出功率控制装置 |
EP3477266B1 (de) * | 2017-10-26 | 2022-03-30 | AiQ Dienstleistungen UG (haftungsbeschränkt) | Verteilte akustische sensorvorrichtung mit unterschiedlichen kohärenten abfragenden lichtmustern und entsprechendes abtastverfahren |
US10690552B2 (en) * | 2017-12-06 | 2020-06-23 | Baker Hughes, A Ge Company, Llc | DTS performance improvement through variable mode path length averaging |
EP3605048B1 (de) * | 2018-08-01 | 2023-05-24 | Viavi Solutions Inc. | Doppelwellenlängenverteilte temperaturmessung mit eingebauter faserintegritätsüberwachung |
GB2578116A (en) * | 2018-10-16 | 2020-04-22 | Aiq Dienstleistungen Ug Haftungsbeschraenkt | High rate distributed acoustic sensing using high power light pulses |
WO2020196692A1 (ja) * | 2019-03-27 | 2020-10-01 | ウシオ電機株式会社 | 広帯域パルス光源装置、分光測定装置及び分光測定方法 |
JP7238540B2 (ja) * | 2019-03-27 | 2023-03-14 | ウシオ電機株式会社 | 広帯域パルス光源装置、分光測定装置及び分光測定方法 |
JP7238541B2 (ja) * | 2019-03-27 | 2023-03-14 | ウシオ電機株式会社 | 分光測定装置及び分光測定方法 |
US11796647B2 (en) * | 2020-06-01 | 2023-10-24 | Huawei Technologies Co., Ltd. | Method and apparatus for detecting an object using optical pulses with non-uniform power |
CN113776691B (zh) * | 2021-08-24 | 2023-05-26 | 太原理工大学 | 面向煤田采空区火源钻孔探测的分布式光纤温度传感方法 |
CN114530751B (zh) * | 2022-02-18 | 2023-11-14 | 中国人民解放军国防科技大学 | 一种基于走离效应的高阶拉曼抑制方法 |
CN116735535B (zh) * | 2023-08-11 | 2023-11-14 | 武汉理工大学 | 一种端面探头型准分布式光纤氢气传感系统 |
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GB2170593B (en) * | 1985-02-01 | 1988-09-14 | Central Electr Generat Board | Temperature measurement |
GB2190186B (en) * | 1986-05-09 | 1990-12-19 | Dr Jeremy Kenneth Arth Everard | Greatly enhanced spatial detection of optical backscatter for sensor applications |
JPH04274724A (ja) * | 1991-03-02 | 1992-09-30 | Fujikura Ltd | Otdr装置 |
US5194847A (en) * | 1991-07-29 | 1993-03-16 | Texas A & M University System | Apparatus and method for fiber optic intrusion sensing |
JP2566120Y2 (ja) * | 1991-11-19 | 1998-03-25 | 日本電気株式会社 | 光パルスのパルス幅可変回路 |
JPH06123661A (ja) * | 1992-10-13 | 1994-05-06 | Hitachi Cable Ltd | 光ファイバ式分布形温度センサおよび2波長光発生装置 |
GB9315231D0 (en) * | 1993-07-22 | 1993-09-08 | York Ltd | Optical time domain reflextometry |
JP3614491B2 (ja) * | 1995-02-09 | 2005-01-26 | 関西電力株式会社 | 光ファイバ式温度分布測定方法及びその装置 |
US5923683A (en) * | 1995-02-24 | 1999-07-13 | Nippon Telegraph And Telephone Corporation | Coherent white light source and optical devices therewith |
JPH0961261A (ja) * | 1995-08-24 | 1997-03-07 | Furukawa Electric Co Ltd:The | 光ファイバ温度センサ |
GB9700269D0 (en) | 1997-01-08 | 1997-02-26 | York Sensors Ltd | Improvements to optical time domain reflectometry |
US6285806B1 (en) * | 1998-05-31 | 2001-09-04 | The United States Of America As Represented By The Secretary Of The Navy | Coherent reflectometric fiber Bragg grating sensor array |
US6498801B1 (en) * | 1999-08-05 | 2002-12-24 | Alexander E. Dudelzak | Solid state laser for microlithography |
US6384945B1 (en) * | 2000-08-03 | 2002-05-07 | Massachusetts Institute Of Technology | Nonlinear temporal grating as a new optical solitary wave |
JP2002296630A (ja) * | 2001-04-02 | 2002-10-09 | Hitachi Cable Ltd | 光ファイバ形波長変換器 |
EP1274192A1 (de) * | 2001-07-04 | 2003-01-08 | Alcatel | Vorrichtung zum optischen Zeitmultiplexen |
GB2400906B (en) * | 2003-04-24 | 2006-09-20 | Sensor Highway Ltd | Distributed optical fibre measurements |
-
2004
- 2004-02-11 AT AT04710071T patent/ATE475068T1/de not_active IP Right Cessation
- 2004-02-11 EP EP04710071A patent/EP1604174B1/de not_active Expired - Lifetime
- 2004-02-11 CA CA2515705A patent/CA2515705C/en not_active Expired - Fee Related
- 2004-02-11 US US10/545,425 patent/US8005323B2/en not_active Expired - Fee Related
- 2004-02-11 WO PCT/GB2004/000565 patent/WO2004073172A2/en active Application Filing
- 2004-02-11 JP JP2006502271A patent/JP2006517677A/ja active Pending
- 2004-02-11 DE DE602004028222T patent/DE602004028222D1/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1604174B1 (de) | 2010-07-21 |
DE602004028222D1 (de) | 2010-09-02 |
CA2515705C (en) | 2012-12-18 |
EP1604174A2 (de) | 2005-12-14 |
WO2004073172A2 (en) | 2004-08-26 |
JP2006517677A (ja) | 2006-07-27 |
CA2515705A1 (en) | 2004-08-26 |
US20060210269A1 (en) | 2006-09-21 |
US8005323B2 (en) | 2011-08-23 |
WO2004073172A3 (en) | 2004-12-02 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |