Search Results - "2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533)"
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Fiber optic gyro technology trends - a Honeywell perspective
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…This paper presents the evolution of FOG development and performance capabilities at Honeywell. A timeline of key milestones is given, and the technology…”
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Triaxial Bragg grating accelerometer
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…A triaxial fiber Bragg gratings (FBG) accelerometer has been designed and tested yielding encouraging results. In the first prototype, only the vertical axis…”
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Optical fiber grating sensor networks and their application in electric power facilities, aerospace and geotechnical engineering
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…Five German companies in collaboration with IPHT developed potential low-cost strain, vibration and temperature sensor systems based on fiber Bragg grating…”
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From R&D brassboards to navigation grade FOG-based INS: the experience of Photonetics/Ixsea
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…This paper gives a review of the development of FOG (fiber optic gyroscope) technology from the perspective of the Photonetics/Ixsea company. It discusses FOG…”
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Test of a fiber Bragg grating sensor network for commercial aircraft structures
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…The field test reported on in this paper has shown the great potential of fiber-optic Bragg gating sensors. They are suitable for load monitoring of aviation…”
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Commercialization of fiber-optic current and voltage sensors at NxtPhase
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…In this paper, we review the electric power industry trends and discuss the market for fiber-optic current and voltage sensors in that industry. We also…”
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High pressure sensing using fiber Bragg gratings written in birefringent side hole fiber
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…Pressure measurements are made by measuring Bragg grating peak splitting caused by transverse strain differences in the core of a single mode side hole fiber…”
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FBG-based smart composite bogies for railway applications
Published in 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…FBGs are used as in-situ transducers for mechanical reliability assessment of new composite-based bogies. A 16 million cycles fatigue test was carried out…”
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Temperature and strain measurement using a combined fiber Bragg grating and fluorescence intensity ratio technique in Er /sup 3+/-doped fiber
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…Overcoming the temperature cross sensitivity inherent in optical fiber strain sensors is currently of much interest. Many groups are investigating this…”
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Fabricating fiber Bragg gratings with tailored spectral properties for strain sensor arrays using a post-exposure rescan technique
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…Multi-element sensor arrays of low-reflectivity, chirped apodized, 1 cm long, and 1 nm wide gratings have been fabricated interferometrically. Once exposed,…”
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Brillouin-based distributed fibre temperature sensor at 1.53 /spl mu/m using Raman amplification
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…In this paper, we propose a technique for increasing the sensing range of the Brillouin-based distributed temperature fibre sensor (BDTS) by using Raman…”
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Application of the NIMI technique to the 3/spl times/3 Sagnac fibre optic current sensor - experimental results
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…The NIMI technique has been proposed as a means to stabilize and improve the performance of the passive 3x3 Sagnac fibre optic current sensor. This paper…”
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ZrO/sub 2/ thin films deposited by the electrostatic self-assembly method on optical fibers for ammonia detection
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…A new type of optical fiber sensor for the detection of ammonia is proposed based on the electrostatic self-assembly method for the formation of ZrO/sub…”
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The effects of thermal and polarization fluctuations on 3/spl times/3 coupler performance
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…For the Gould 3/spl times/3 coupler studied here, changes in input SOP produce measurable changes in the power transfer properties of the coupler while…”
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A novel fiber-optic torsion sensor based on a CO/sub 2/-laser-induced long-period fiber grating
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…In this letter, we propose and demonstrate a fiber-optic torsion sensor based on a novel long period fiber grating (LPFG) written by high-frequency CO/sub 2/…”
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Fibre optic LED-based correlation spectroscopy for O/sub 2/ detection
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…This paper describes the first detection of O/sub 2/ by complementary-source-modulation (CoSM) correlation spectroscopy over optical fibre with compact LED…”
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Extreme current measurements using a fibre optics current sensor
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…We demonstrate that an optical fibre current sensor can measure current over 500 kA with an accuracy of 0.2%. This level of accuracy has never previously been…”
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Brillouin-based temperature sensing in optical fibres down to 1 K
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…In this paper we will present the Brillouin scattering properties of optical fibres as experimentally measured at ultra-low temperatures and discuss the…”
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Optical current sensor application in the harsh environment of a 120 MVA power generator
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…The demonstration of three optical current sensors inside a power generator under the influence of high temperature, vibrations and current up to 120 kA opens…”
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Departure from linearity of fibre Bragg grating temperature coefficients
Published in 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533) (2002)“…We have measured the Bragg wavelength shift of three gratings from -30/spl deg/C to +80/spl deg/C. The observed deviation from linearity is a quadratic…”
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