CN109974886B - 一种分布式拉曼光纤传感系统的解调方法 - Google Patents
一种分布式拉曼光纤传感系统的解调方法 Download PDFInfo
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- CN109974886B CN109974886B CN201811387113.6A CN201811387113A CN109974886B CN 109974886 B CN109974886 B CN 109974886B CN 201811387113 A CN201811387113 A CN 201811387113A CN 109974886 B CN109974886 B CN 109974886B
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- 239000000835 fiber Substances 0.000 title claims abstract description 42
- 238000001069 Raman spectroscopy Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000013307 optical fiber Substances 0.000 claims abstract description 58
- 230000005540 biological transmission Effects 0.000 claims description 9
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- 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
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- 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
- G01K11/324—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 using Raman scattering
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- Measuring Temperature Or Quantity Of Heat (AREA)
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CN111141413B (zh) * | 2019-12-26 | 2020-11-10 | 武汉新楚电力集团有限公司 | 一种基于双端温度标定的分布式光纤测温系统及方法 |
CN111638025B (zh) * | 2020-05-19 | 2022-02-25 | 太原理工大学 | 面向隧道渗漏水监测的分布式光纤拉曼传感装置及方法 |
CN116499607B (zh) * | 2023-06-27 | 2023-09-08 | 之江实验室 | 一种光纤传感信号降噪方法、装置和存储介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102279062A (zh) * | 2011-07-19 | 2011-12-14 | 国电南京自动化股份有限公司 | 一种分布式光纤传感测温系统温度定标解调方法 |
CN104792436A (zh) * | 2015-04-10 | 2015-07-22 | 青岛创立科技开发有限公司 | 一种分布式光纤测温方法 |
CN105043586A (zh) * | 2015-05-28 | 2015-11-11 | 华中科技大学 | 一种基于少模光纤的拉曼分布式测温系统和测温方法 |
CN106323499A (zh) * | 2015-07-08 | 2017-01-11 | 中国电力科学研究院 | 一种分布式拉曼温度传感器温度补偿方法 |
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US20080253428A1 (en) * | 2007-04-10 | 2008-10-16 | Qorex Llc | Strain and hydrogen tolerant optical distributed temperature sensor system and method |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN102279062A (zh) * | 2011-07-19 | 2011-12-14 | 国电南京自动化股份有限公司 | 一种分布式光纤传感测温系统温度定标解调方法 |
CN104792436A (zh) * | 2015-04-10 | 2015-07-22 | 青岛创立科技开发有限公司 | 一种分布式光纤测温方法 |
CN105043586A (zh) * | 2015-05-28 | 2015-11-11 | 华中科技大学 | 一种基于少模光纤的拉曼分布式测温系统和测温方法 |
CN106323499A (zh) * | 2015-07-08 | 2017-01-11 | 中国电力科学研究院 | 一种分布式拉曼温度传感器温度补偿方法 |
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