Deflection monitoring of thin-walled wing spar subjected to bending load using multi-element FBG sensors
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2018.03.067
Abstract: Abstract This paper presents a measurement technology based on the multi-element fiber Bragg grating (FBG) sensors for monitoring the deflection of thin-walled wing spar. A finite element model of the tested thin-walled beam structure subjected… read more here.
Keywords: multi element; wing spar; fbg sensors; thin walled ... See more keywords
The temperature field modeling for metal plate surface based on PSO-B-spline interpolation and FBG sensors
Sign Up to like & getrecommendations! Published in 2020 at "Measurement"
DOI: 10.1016/j.measurement.2020.107618
Abstract: Abstract The construction of temperature field is of great significance to ensure the normal work of machines. Therefore, it is necessary to consider appropriate methods for temperature measurement and modeling. In this paper, quasi-distributed measurement… read more here.
Keywords: fbg sensors; temperature; temperature field; spline interpolation ... See more keywords
Study of fiber Bragg gratings with TiN-coated for cryogenic temperature measurement
Sign Up to like & getrecommendations! Published in 2021 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2020.106768
Abstract: Abstract In this study, single metal-coated Fiber Bragg grating (FBG) sensors and bare FBG sensors were placed in an aluminum alloy mold, which were in turn packaged in a thermal insulation container to monitor the… read more here.
Keywords: tin coated; fiber bragg; temperature; fbg sensors ... See more keywords
Study on bridge weigh in motion (BWIM) system for measuring the vehicle parameters based on strain measurement using FBG sensors
Sign Up to like & getrecommendations! Published in 2021 at "Optical Fiber Technology"
DOI: 10.1016/j.yofte.2020.102440
Abstract: Abstract A Weigh in Motion (WIM) system is proposed, employing two fiber Bragg grating (FBG) sensors to evaluate the strain at a point on a prototype bridge due to a moving vehicle. The FBG's are… read more here.
Keywords: motion; system; fbg sensors; vehicle ... See more keywords
Detection of fatigue crack propagation through damage characteristic FWHM using FBG sensors
Sign Up to like & getrecommendations! Published in 2020 at "Sensor Review"
DOI: 10.1108/sr-03-2020-0056
Abstract: Crack damage detection for aluminum alloy materials using fiber Bragg Grating (FBG) sensor is a kind of structure health monitoring. In this paper, the damage index of full width at half maximum (FWHM) was extracted… read more here.
Keywords: fbg sensors; crack propagation; crack tip; damage ... See more keywords
Calculation of the Mean Strain of Smooth Non-Uniform Strain Fields Using Conventional FBG Sensors
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2018.2849212
Abstract: In the past few decades, fiber Bragg grating (FBG) sensors have gained a lot of attention in the field of distributed point strain measurement. One of the most interesting properties of these sensors is the… read more here.
Keywords: fbg sensors; uniform strain; mean strain; strain ... See more keywords
In Situ Contact Pressure Monitoring of Press Pack Power Module Using FBG Sensors
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3193950
Abstract: For press pack power semiconductor modules, the contact pressure is a key parameter to monitor their operating condition and health status. Direct internal measurement using conventional sensors has been difficult due to the restricted space… read more here.
Keywords: pack power; fbg sensors; contact pressure; press pack ... See more keywords
Development and Ex Vivo Validation of Novel Force-Sensing Neochordae for Measuring Chordae Tendineae Tension in the Mitral Valve Apparatus Using Optical Fibers With Embedded Bragg Gratings
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Biomechanical Engineering"
DOI: 10.1115/1.4044142
Abstract: Abstract Few technologies exist that can provide quantitative data on forces within the mitral valve apparatus. Marker-based strain measurements can be performed, but chordal geometry and restricted optical access are limitations. Foil-based strain sensors have… read more here.
Keywords: fbg sensors; force sensing; chordae; mitral valve ... See more keywords
Quantitative method for gait pattern detection based on fiber Bragg grating sensors
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Biomedical Optics"
DOI: 10.1117/1.jbo.22.3.037005
Abstract: Abstract. This paper presents a method that uses fiber Bragg grating (FBG) sensors to distinguish the temporal gait patterns in gait cycles. Unlike most conventional methods that focus on electronic sensors to collect those physical… read more here.
Keywords: detection; pattern detection; fbg sensors; method ... See more keywords
Silicon-microring-based interrogator for TDM-FBG sensors enabled by pulse compression.
Sign Up to like & getrecommendations! Published in 2020 at "Optics letters"
DOI: 10.1364/ol.405706
Abstract: We propose a silicon microring resonator (MRR)-based high-resolution interrogator enabled by novel slope-assisted filtering and pulse compression technology for time division multiplexed fiber Bragg grating (TDM-FBG) sensors. Golay coded optical pulses are launched into an… read more here.
Keywords: silicon microring; interrogator; fbg sensors; pulse compression ... See more keywords