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A distributed optical fiber sensor for temperature detection in power cables
Abstract The power transfer capacity of an underground power cable is limited by high-temperature regions that occur along the cable. It is very difficult to determine and control these ‘hot spots’.Expand
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EFFECTS OF TEMPERATURE ON POLARIZATION MODE DISPERSION OF G . 652 OPTICAL FIBERS
In current high bit rate long haul transmission systems, PMD is the most important factor causing degradation in system performance. Therefore PMD compensation is an important subject for reliableExpand
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A novel liquid level detection method and its implementation
There are various methods and implementations for level detection. Optical methods display a rapid growth among these with their high sensitivities and low costs. In this paper, we propose a newExpand
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Analysis of the four-wave mixing impact on the most heavily affected channels of dense and ultra-dense wavelength division multiplexing systems using non-zero dispersion shifted fibers
Abstract In this paper, the impact of four-wave mixing (FWM) phenomenon on the system performance has been analyzed via focusing on effects of FWM products falling into the center channels, i.e. theExpand
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Optical fiber distributed sensing of temperature, thermal strain and thermo-mechanical force formations on OPGW cables under wind effects
Optical ground wire (OPGW) is generally used to protect the phase conductors of the overhead power cables from high discharge currents due to lightning strikes and instantaneous current increase dueExpand
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SPONTANEOUS RAMAN POWER AND BRILLOUIN FREQUENCY SHIFT METHOD BASED DISTRIBUTED TEMPERATURE AND STRAIN DETECTION IN POWER CABLES
The high temperature regions occurred along the cable limit the transmittable load capacity in power cables. The strains generated on XLPE insulation of a power cable shorten the cable operation timeExpand
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Analysis of Variation of Brillouin and Rayleigh Scattering Coefficients with Thermal Strain in Landau-Placzek Ratio Based Optical Fiber Distributed Sensing for XLPE Insulated Power Cables
The optical fiber distributed sensing method based on Landau-Placzek Ratio (LPR), where Rayleigh and Brillouin scattering coefficients are utilized, is widely used for detecting thermal strainExpand
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Analysis of SPM and XPM phenomena in optical fiber communication systems
In optical fiber communication systems using wavelength division multiplexing (WDM) technique, two important nonlinear effects, i.e. self-phase modulation (SPM) and cross-phase modulation (XPM),Expand
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Dependence of polarization mode dispersion of slotted core NZDF ribbon on cable design and environmental conditions
Non-zero dispersion fiber (NZDF) ribbon cable has recently become a considerable alternative in long-haul high-speed network construction. Since long-distance high-bit rate transmission requires lowExpand
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