Abstract In this paper, a compact and lightweight high-precision airborne fiber-optic strain sensor is designed, and a strain-load prediction model based on convolutional neural network and
This PhD is focused on the development of data driven and physics-inspired machine learning techniques for the estimation of the remaining useful life of bearings exploiting strain, measured
Fiber-optic sensing operates on the principle that light traveling through an optical fiber alters its properties when subjected to external forces. Strain, for instance, changes the fiber''s length
This paper introduces an innovative approach using high-resolution distributed fiber-optic sensing (DFOS) based on optical frequency domain reflectometry (OFDR) to measure gearbox strain
A wide-range fiber Bragg grating (FBG) strain sensor with a surface-attached carbon fiber matrix is designed to measure the strain and load of aircraft landing gear structures for
A fiber optic sensor operates with an optical fiber cable connected to a dedicated light source. These sensors offer great mounting flexibility and can be used is in
We report on the use of Fiber Bragg Grating (FBG) sensors integrated onto an aircraft landing gear for remote and realtime load monitoring. Several FBGs strain sensors, both in a linear and tri-axial
Internal components of the planetary stage of a helicopter transmission have proven difficult to diagnose due to the complex geometry of the gearbox and the inability to place sensors inside the planetary
Can the BSN22 optical fiber sensor reliably detect transparent objects? Yes, with proper sensitivity adjustment and alignment, it effectively detects transparent materials like clear bottles and jars
The very low profile and high flexibility of optical fibers allowed us to place the sensors inside the bearing and within the jacking system‟s gearbox, in contrast with previous approaches based on
Optical sensors have the potential for fast multi-point measurements. However, the measurement at the convex and reflective surface of large metallic gears is challenging for optical sensor principles.
In this paper, we demonstrate the technical feasibility and the inherent advantages of Fiber Bragg Grating (FBG) based fiber optic systems to remotely sense, in real-time, multiple performance
Request PDF | Fiber optic sensors monitoring transmission ring gears | Internal components of the planetary stage of a helicopter transmission have proven difficult to diagnose due
The focus of this PhD track will be the development of advanced signal processing and sensing techniques for detection, diagnosis and severity quantification of faults in gears based on
A fibre-optic sensing approach that converts mechanical strain into electrical-domain interference signals, enabling compact, low-cost monitoring without the need for traditional optical
10 maintenance (O&M) costs, particularly for offshore wind turbines. This paper introduces an innovative approach using high-resolution Distributed Fiber Optic Sensing (DFOS) based on Optical Frequency
FBG strain sensors achieved a force resolution of 0.01 kN for aircraft landing gear load monitoring. Experimental results confirmed high sensitivity of FBG sensors
We report on the use of Fiber Bragg Grating (FBG) sensors integrated onto an aircraft landing gear for remote and real-time load monitoring. Several F
A comprehensive research referring to applications of optic Fiber Bragg Grating (FBG) strain sensors for gear diagnostics is presented.
A comprehensive research referring to applications of optic Fiber Bragg Grating (FBG) strain sensors for gear diagnostics is presented. The paper opens with a detailed literature review about fault diagnosis
Explore fiber optic sensors: their working principles, types (intrinsic, extrinsic, hybrid), and diverse applications in mechanical, chemical, and structural health
The goal of the research presented in this paper is to use fiber optic sensors to monitor the strain response of planetary gears on the surface of the ring gear.
A fiber-optic sensor is a sensor that uses optical fiber either as the sensing element ("intrinsic sensors"), or as a means of relaying signals from a remote sensor to the electronics that process the signals
Most of the diagnostics approaches for health monitoring of gear transmissions, to date, are based on vibration analysis. A comprehensive research referring to applications of optic Fiber
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