Optical fiber specklegram sensor for water leak detection and localization

OC Inalegwu, M Roman, F Mumtaz… - … and Laser Sensors …, 2024 - spiedigitallibrary.org
This work presents a distributed optical fiber specklegram sensor (FSS) specifically
designed for the detection and localization of water leaks. The sensor analyzes specklegram …

Optical Multimode Fiber-Based Pipe Leakage Sensor Using Speckle Pattern Analysis

J Philosof, Y Beiderman, S Agdarov, Y Beiderman… - Sensors, 2023 - mdpi.com
Water is an invaluable resource quickly becoming scarce in many parts of the world.
Therefore, the importance of efficiency in water supply and distribution has greatly …

A spatial domain multiplexing technology for fiber specklegram sensor

S Lu, Z Tan, W Ji, D Zhang - Optical Fiber Technology, 2023 - Elsevier
With the advancement of image processing and artificial intelligence technology, Fiber
Specklegram Sensors (FSS) based on specklegram recognition have emerged as a novel …

Using Machine Learning to Turn Optical Fiber Specklegram Sensor into a Spatially Resolved Sensing System

M Fontana - 2018 - thesis.unipd.it
Fiber Specklegram Sensors (FSSs) are highly sensitive to external perturbations. However,
the detection perturbation's position remains as a barely addressed study to date. In this …

Enhancing Water Leak Detection with Distributed Temperature and Humidity Fiber Sensor

T Neves, M Soeiro, M Santos, P Maia… - Optical Fiber …, 2023 - opg.optica.org
Enhancing Water Leak Detection with Distributed Temperature and Humidity Fiber Sensor Page
1 Enhancing Water Leak Detection with Distributed Temperature and Humidity Fiber Sensor …

Machine learning for sensing with a multimode exposed core fiber specklegram sensor

DL Smith, LV Nguyen, DJ Ottaway, TD Cabral… - Optics express, 2022 - opg.optica.org
Fiber specklegram sensors (FSSs) traditionally use statistical methods to analyze
specklegrams obtained from fibers for sensing purposes, but can suffer from limitations such …

Machine learning for turning optical fiber specklegram sensor into a spatially-resolved sensing system. Proof of concept

AR Cuevas, M Fontana, L Rodriguez-Cobo… - Journal of Lightwave …, 2018 - opg.optica.org
Fiber Specklegram Sensors (FSSs) are highly sensitive to external perturbations, however,
trying to locate perturbation's position remains as a barely addressed study. In this work, a …

Multimode Optical Fiber Specklegram Pressure Sensor Using Deep Learning

MI Reja, DL Smith, LV Nguyen… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Optical fiber pressure sensing is of significant interest for industrial process monitoring and
acoustic sensing. However, the direct detection of pressure changes along an optical fiber …

Simple Machine Learning Approach for Liquid Concentration Estimation Employing Fiber Optic Tip Sensor

NM Razali, NNH Saris, NA Daud - … International Conference on …, 2022 - ieeexplore.ieee.org
Optical fiber sensors have been remarkably demonstrating its capacity for measuring
various liquid concentrations. Traditionally, these sensors are characterized with a known …

Leak detection in water pipes using submersible optical optic-based pressure sensor

L Wong, R Deo, S Rathnayaka, B Shannon, C Zhang… - Sensors, 2018 - mdpi.com
Leakage is undesirable in water distribution networks, as leaky pipes are financially costly
both to water utilities and consumers. The ability to detect, locate, and quantify leaks can …