Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals

This study introduces an advanced deep-learning framework for the real-time detection of pipeline leaks in smart city infrastructure. The methodology transforms acoustic emission (AE) signals from the time domain into scalogram images using continuous wavelet transform (CWT) to enhance leak-related...

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Main Authors: Faisal Saleem, Zahoor Ahmad, Jong-Myon Kim
Format: Article
Language:English
Published: MDPI AG 2024-12-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/15/1/185
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author Faisal Saleem
Zahoor Ahmad
Jong-Myon Kim
author_facet Faisal Saleem
Zahoor Ahmad
Jong-Myon Kim
author_sort Faisal Saleem
collection DOAJ
description This study introduces an advanced deep-learning framework for the real-time detection of pipeline leaks in smart city infrastructure. The methodology transforms acoustic emission (AE) signals from the time domain into scalogram images using continuous wavelet transform (CWT) to enhance leak-related features. A Gaussian filter minimizes background noise and clarifies these features further. The core of the framework combines convolutional neural networks (CNNs) with long short-term memory (LSTM), ensuring a comprehensive examination of both spatial and temporal features of AE signals. A genetic algorithm (GA) optimizes the neural network by isolating the most important features for leak detection. The final classification stage uses a fully connected neural network to categorize pipeline health conditions as either ‘leak’ or ‘non-leak’. Experimental validation on real-world pipeline data demonstrated the framework’s efficacy, achieving accuracy rates of 99.69%. This approach significantly advances smart city capabilities in pipeline monitoring and maintenance, offering a durable and scalable solution for proactive infrastructure management.
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spelling doaj-art-7166601c30674c2497a269c835aceda32025-01-10T13:14:43ZengMDPI AGApplied Sciences2076-34172024-12-0115118510.3390/app15010185Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission SignalsFaisal Saleem0Zahoor Ahmad1Jong-Myon Kim2Department of Electrical, Electronics and Computer Engineering, University of Ulsan, Ulsan 44610, Republic of KoreaDepartment of Electrical, Electronics and Computer Engineering, University of Ulsan, Ulsan 44610, Republic of KoreaDepartment of Electrical, Electronics and Computer Engineering, University of Ulsan, Ulsan 44610, Republic of KoreaThis study introduces an advanced deep-learning framework for the real-time detection of pipeline leaks in smart city infrastructure. The methodology transforms acoustic emission (AE) signals from the time domain into scalogram images using continuous wavelet transform (CWT) to enhance leak-related features. A Gaussian filter minimizes background noise and clarifies these features further. The core of the framework combines convolutional neural networks (CNNs) with long short-term memory (LSTM), ensuring a comprehensive examination of both spatial and temporal features of AE signals. A genetic algorithm (GA) optimizes the neural network by isolating the most important features for leak detection. The final classification stage uses a fully connected neural network to categorize pipeline health conditions as either ‘leak’ or ‘non-leak’. Experimental validation on real-world pipeline data demonstrated the framework’s efficacy, achieving accuracy rates of 99.69%. This approach significantly advances smart city capabilities in pipeline monitoring and maintenance, offering a durable and scalable solution for proactive infrastructure management.https://www.mdpi.com/2076-3417/15/1/185acoustic emissioncontinuous wavelet transformpipeline leakageconvolutional neural networksdeep learning
spellingShingle Faisal Saleem
Zahoor Ahmad
Jong-Myon Kim
Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
Applied Sciences
acoustic emission
continuous wavelet transform
pipeline leakage
convolutional neural networks
deep learning
title Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
title_full Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
title_fullStr Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
title_full_unstemmed Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
title_short Real-Time Pipeline Leak Detection: A Hybrid Deep Learning Approach Using Acoustic Emission Signals
title_sort real time pipeline leak detection a hybrid deep learning approach using acoustic emission signals
topic acoustic emission
continuous wavelet transform
pipeline leakage
convolutional neural networks
deep learning
url https://www.mdpi.com/2076-3417/15/1/185
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AT zahoorahmad realtimepipelineleakdetectionahybriddeeplearningapproachusingacousticemissionsignals
AT jongmyonkim realtimepipelineleakdetectionahybriddeeplearningapproachusingacousticemissionsignals