Results 11 to 20 of about 53,482 (256)

A Reliable Pipeline Leak Detection Method Using Acoustic Emission with Time Difference of Arrival and Kolmogorov–Smirnov Test [PDF]

open access: yesSensors, 2023
This paper proposes a novel and reliable leak-detection method for pipeline systems based on acoustic emission (AE) signals. The proposed method analyzes signals from two AE sensors installed on the pipeline to detect leaks located between these two ...
Duc-Thuan Nguyen   +3 more
doaj   +2 more sources

Machine Learning Model for Leak Detection Using Water Pipeline Vibration Sensor [PDF]

open access: yesSensors, 2023
Water leakage from aging water and wastewater pipes is a persistent problem, necessitating the improvement of existing leak detection and response methods.
Suan Lee, Byeonghak Kim
doaj   +2 more sources

Acoustic Emission-Based Pipeline Leak Detection and Size Identification Using a Customized One-Dimensional DenseNet [PDF]

open access: yesSensors
Effective leak detection and leak size identification are essential for maintaining the operational safety, integrity, and longevity of industrial pipelines.
Faisal Saleem   +4 more
doaj   +2 more sources

IoT Leak Detection System for Onshore Oil Pipeline Based on Thermography [PDF]

open access: yesSensors
The vast expanses of remote onshore areas in oil-producing countries are home to a network of flow and collection pipelines that are susceptible to leaks. Most of these areas lack the infrastructure to enable the use of remote monitoring systems equipped
Danielle Mascarenhas Maia   +7 more
doaj   +2 more sources

Development of an AI-based image/ultrasonic convergence camera system for accurate gas leak detection in petrochemical plants [PDF]

open access: yesHeliyon
Outdoor pipeline leaks are difficult to accurately measure using existing concentration measurement systems installed in petrochemical plants owing to external air currents. Besides, leak detection is only possible for a specific gas. The purpose of this
JoonHyuk Lee   +5 more
doaj   +2 more sources

The Pumping Performance of a Multiport Hybrid Molecular Pump and Its Effect on the Inspection Performance of a Helium Mass Spectrometer Leak Detector

open access: yesApplied Sciences, 2022
The multiport hybrid molecular pump is a new type of molecular pump that was specifically designed for use in helium mass spectrometer leak detectors. This pump enables the instrument to detect both downstream and counter-current leaks.
Bo Li   +3 more
doaj   +1 more source

Model Construction and Application of Deep Learning in Fault Diagnosis of Induction Motor

open access: yesChemical Engineering Transactions, 2018
Using Helium Mass Spectrometer leak detection method to analyze the PLC-based electrothermal vacuum automatic detection. Using the leakage rate calculation of the helium pass spectrometer leak detection to analyze the detection sensitivity of automatic ...
Run Ma
doaj   +1 more source

A helium mass-spectrometry leak detection system based on Internet of things

open access: yesDianzi Jishu Yingyong, 2019
Aiming at the technical defects of the existing helium mass-spectrometry leak detection system, a design and implementation of the helium mass spectrometry leak detection system based on the Internet of Things technology is proposed.
Fu Liangrui   +4 more
doaj   +1 more source

Water Leak Detection Survey: Challenges & Research Opportunities Using Data Fusion & Federated Learning

open access: yesIEEE Access, 2021
With the increase in pipeline usage for fluid transportation, leak detection has become a major concern. More specifically, detecting water leaks has become a pressing challenge to both governmental and industrial stakeholders due to the financial losses
Abdallah Moubayed   +4 more
doaj   +1 more source

Leak Detection: Technology and Implementation

open access: yes, 2013
Ageing infrastructure and declining water resources are major concerns with a growing global population. Controlling water loss has therefore become a priority for water utilities around the world. In order to improve their efficiencies, water utilities need to apply good practice in leak detection.
Hamilton, Stuart, Charalambous, Bambos
openaire   +3 more sources

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