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Analog optical U-shaped fibre transducer based on index modulation for quasi-distributed sensing 基于折射率调制的准分布式传感模拟光u型光纤传感器
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309636
J. L. Arce-Diego, J. Echevarria, Miguel A. Morante Rabago, A. Cobo, Francisco J. Madruga Saavedra, M. Lomer, J. López-Higuera
{"title":"Analog optical U-shaped fibre transducer based on index modulation for quasi-distributed sensing","authors":"J. L. Arce-Diego, J. Echevarria, Miguel A. Morante Rabago, A. Cobo, Francisco J. Madruga Saavedra, M. Lomer, J. López-Higuera","doi":"10.1117/12.309636","DOIUrl":"https://doi.org/10.1117/12.309636","url":null,"abstract":"Optical time domain reflectometry (OTDR) is a very useful tool used in optical fibre communications and in sensor networks. The cost of an OTDR instrument prohibits sometimes its use in fibre optic sensor networks. Desforges et al presented a scheme that allows the monitoring of 10 to 50 on/off microswitches along a fibre in industrial environments using retroreflected light.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123835979","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Experimental design rules for implementing biconically tapered single mode optical fibre displacement sensors 实现双锥锥单模光纤位移传感器的实验设计规则
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309665
F. Arregui, I. Matías, C. Bariain, M. López-Amo
{"title":"Experimental design rules for implementing biconically tapered single mode optical fibre displacement sensors","authors":"F. Arregui, I. Matías, C. Bariain, M. López-Amo","doi":"10.1117/12.309665","DOIUrl":"https://doi.org/10.1117/12.309665","url":null,"abstract":"Tapered optical fibers are used to design couplers, wavelength division multiplexers, near field scanning optical microscopy, just to mention a few. Moreover, and due to its strong transmission dependence to external medium the tapered fiber may also be used to sense distinct parameters such as temperature, humidity, PH, etc. In this work bending effects in tapers are exploited to achieved displacement sensors and to present design rules for implementing these sensors according to the desired both range and sensitivity.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"72 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114308663","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 18
Fiber Bragg grating with long-period fiber grating superstructure for simultaneous strain and temperature measurement 具有长周期光纤光栅上层结构的光纤布拉格光栅，可同时测量应变和温度
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309687
H. Patrick, S. Vohra
{"title":"Fiber Bragg grating with long-period fiber grating superstructure for simultaneous strain and temperature measurement","authors":"H. Patrick, S. Vohra","doi":"10.1117/12.309687","DOIUrl":"https://doi.org/10.1117/12.309687","url":null,"abstract":"Multiplexed FBG strain sensors are currently deployed for the monitoring and analysis of structural loading worldwide. One remaining issue is the separation of the strain-induced wavelength shift from that induced by temperature changes.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"111 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121630909","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Characteristics of doped fibre intrinsic optical fibre sensor probes for wide-range and high-temperature operation 掺光纤本征光纤传感器探头的大范围高温工作特性
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309698
Zhiyi Zhang, K. Grattan, A. W. Palmer, B. T. Meggitt, T. Sun
{"title":"Characteristics of doped fibre intrinsic optical fibre sensor probes for wide-range and high-temperature operation","authors":"Zhiyi Zhang, K. Grattan, A. W. Palmer, B. T. Meggitt, T. Sun","doi":"10.1117/12.309698","DOIUrl":"https://doi.org/10.1117/12.309698","url":null,"abstract":"Rare earth doped fibres have made a significant impact upon the development of effective optical communications systems. The authors and others have extensively explored the use of these rare-earth doped materials in fibre optic high temperature probes, to enable measurements over a wide range","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"57 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121742361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
New optical fiber voltage transformer 新型光纤电压互感器
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309683
Miaoyuan Ye, Jianying Zhou, Ying Cui, Zhiping Chen
{"title":"New optical fiber voltage transformer","authors":"Miaoyuan Ye, Jianying Zhou, Ying Cui, Zhiping Chen","doi":"10.1117/12.309683","DOIUrl":"https://doi.org/10.1117/12.309683","url":null,"abstract":"This paper deals with the design, testing results and practical application of a new type of optical voltage transformer (OVT). It is different from the exist OVTs. The high voltage is directly applied on the electrooptical crystal sensor, without the divider. And a new type of the silicon rubber insulator, SF6 gas filled, is employed for high voltage insulation. It is precision is +/- 0.1 percent from 80 percent to 120 percent of the rating voltage, between -10 degrees C and +40 degrees C. All parts of the OVT are developed according to the requirement of products.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"146 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121605700","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Measurement of bending in two dimensions using multicore optical fibre 用多芯光纤测量二维弯曲
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309641
M. Gander, D. Macrae, E. A. C. Galliot, R. McBride, J. Jones, P. Blanchard, J. G. Burnett, A. Greenaway, M. N. Inci
{"title":"Measurement of bending in two dimensions using multicore optical fibre","authors":"M. Gander, D. Macrae, E. A. C. Galliot, R. McBride, J. Jones, P. Blanchard, J. G. Burnett, A. Greenaway, M. N. Inci","doi":"10.1117/12.309641","DOIUrl":"https://doi.org/10.1117/12.309641","url":null,"abstract":"We describe the use of a four-core optical fibre as the basis of a sensor capable of measuring the angle through which the fibre is bent in two dimensions. The intended application of the sensor is in measuring the shape of flexible structures.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"150 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134200529","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Optical current and voltage sensors for power industry: a long way to the market 电力行业用光学电流和电压传感器:离市场还有很长的路要走
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309668
T. Bosselmann
{"title":"Optical current and voltage sensors for power industry: a long way to the market","authors":"T. Bosselmann","doi":"10.1117/12.309668","DOIUrl":"https://doi.org/10.1117/12.309668","url":null,"abstract":"Optical fiber current and voltage sensors for power industry have needed about 20 years of development time to gradually emerge at the market. The advantageous potential separation is confronted with an expectation of high reliability and low costs.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"54 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117295745","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison between flint glass fiber and twisted/bent single-mode fiber as a Faraday element in an interferometric fiber optic current sensor 干涉式光纤电流传感器中作为法拉第元件的火石玻璃纤维与扭曲/弯曲单模光纤的比较
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309681
K. Hotate, Bao T. Thai, T. Saida
{"title":"Comparison between flint glass fiber and twisted/bent single-mode fiber as a Faraday element in an interferometric fiber optic current sensor","authors":"K. Hotate, Bao T. Thai, T. Saida","doi":"10.1117/12.309681","DOIUrl":"https://doi.org/10.1117/12.309681","url":null,"abstract":"In this paper, we demonstrate, for the first time, an interferometric fiber-optic current sensor employing the flint glass fiber. Performance in the proposed system are discussed. The scale factor of the interferometric sensor with a twisted/bent single mode fiber is analyzed considering both the intrinsic birefringence and the bend- induced birefringence. It is shown that the system with the fling glass fiber has more stable scale factor compared with the ordinally system with the twisted/bent fiber. Experimental results are also shown.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115119509","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Contributions to wavelength shifts of DFB fiber lasers used as acoustic sensors in air 用作空气声传感器的DFB光纤激光器对波长位移的贡献
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309642
S. W. Løvseth, K. Blotekjaer, J. T. Kringlebotn
{"title":"Contributions to wavelength shifts of DFB fiber lasers used as acoustic sensors in air","authors":"S. W. Løvseth, K. Blotekjaer, J. T. Kringlebotn","doi":"10.1117/12.309642","DOIUrl":"https://doi.org/10.1117/12.309642","url":null,"abstract":"Our aim is to investigate the use of distribute feedback fiber lasers as acoustic sensors. In this paper we will discuss the various contributions to the frequency shifts that make such sensing possible, and compare the theoretical results with preliminary experimental results. In model used in this paper the fiber is spanned perpendicularly to the wave vector of an acoustic plane wave. The fiber laser used so far has no coating and a center wavelength of (lambda) equals 1550 nm, but the model is easily extendable to coated fiber lasers.","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129628355","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Extended-range interrogation scheme for fibre Bragg grating sensors using a multimode laser diode 多模激光二极管光纤光栅传感器的增程探测方案
Optical Fibre Sensors Pub Date : 1998-06-18 DOI: 10.1117/12.309691
P. J. Moreira, L. Ferreira, J. Santos, F. Farahi
{"title":"Extended-range interrogation scheme for fibre Bragg grating sensors using a multimode laser diode","authors":"P. J. Moreira, L. Ferreira, J. Santos, F. Farahi","doi":"10.1117/12.309691","DOIUrl":"https://doi.org/10.1117/12.309691","url":null,"abstract":"Fibre Bragg grating has become the most attractive intrisic fibre sensor in recent years for various reasons [1-4]. One of the major advantage of this type of sensor is attributed to wavelength encoded information provided by the Bragg grating when affected by the mensurand. Since the wavelength is an absolute parameter, signal from a Bragg grating may be processed such that its information remain immune from power fluctuations along the optical path","PeriodicalId":399876,"journal":{"name":"Optical Fibre Sensors","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1998-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128838553","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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