Extending the Measurement of True Dynamic Strain via Chirped-Pulse Phase-Sensitive Optical Time Domain Reflectometry to 100's of Microstrains

Authors
Bhatta, Hari; Pereira Da Costa, Luis DuarteUniversity of Alcalá Author; García Ruiz, AndrésUniversity of Alcalá Author; Fernández Ruiz, María Del RosarioUniversity of Alcalá Author; Fidalgo Martins, HugoUniversity of Alcalá Author; [et al.]
Identifiers
Permanent link (URI): http://hdl.handle.net/10017/54460
DOI: 10.1364/OFS.2018.WF14
ISBN: 978-1-943580-50-7
Publisher
OSA
Date
2018-09-24
Affiliation
Universidad de Alcalá. Departamento de Electrónica
Funders
European Commission
Bibliographic citation
H. D. Bhatta, L. Costa, A. Garcia-Ruiz, M. R. Fernandez-Ruiz, H. F. Martins, M. Tur, and M. Gonzalez-Herraez, "Extending the Measurement of True Dynamic Strain via Chirped-Pulse Phase-Sensitive Optical Time Domain Reflectometry to 100’s of Microstrains," in 26th International Conference on Optical Fiber Sensors, OSA Technical Digest (Optica Publishing Group, 2018), paper WF14.
Keywords
Fiber optics sensors
Optical time domain reflectometry
Description / Notes
26ª edición del congreso internacional Optical Fiber Sensors (OFS26), 24/09/2018-28/09/2018, Lausanne, Suiza.
Project
info:eu-repo/grantAgreement/EC/H2020/722509/EU/Fibre Nervous Sensing Systems/FINESSE
Document type
info:eu-repo/semantics/conferenceObject
Version
info:eu-repo/semantics/publishedVersion
Publisher's version
https://doi.org/10.1364/OFS.2018.WF14
Rights
Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)
Access rights
info:eu-repo/semantics/openAccess
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Abstract
It is experimentally demonstrated that a chirped pulse phase-sensitive OTDR can measure large and fast dynamic strains (~100’s of µε, ~100’s of Hz) with SNR of ≥ 24dB. Signal smoothing and impact of error accumulation are also discussed.
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