An Adaptive Grid Generation Approach to Pipeline Leakage Rapid Localization Based on Time Reversal
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Le résumé fourni par la source
Gas pipeline leakage will result in casualties and property losses if not detected in time. Conventional leakage localization methods usually rely on dense grid distribution, leading to high computational costs. This study proposes a time-reversal-based adaptive grid generation approach to enhance computational efficiency in pipeline leakage localization. The method introduces a resolution adjustment parameter to optimize captured signals, allowing for adaptive grid concentration in leakage areas based on energy distribution. Based on this principle, three steps-including signal adjustment computation, adaptive grid generation computation, and conventional TR localization computation based on the adaptive grids-are introduced. Then, an experimental study is conducted on a 55.8 m PVC pipeline with piezoceramic transducers, capturing negative pressure wave signals from four leakage points. The results demonstrate that the proposed approach maintains comparable localization accuracy while reducing the number of grids and localization time to only 0.6% and 2.4% of those required by conventional uniform grid methods, respectively. The findings demonstrate that the proposed method offers a computationally efficient and accurate solution for real-time pipeline leakage monitoring.
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Le contrôle bibliographique ouvert
DOI retrouvé dans Crossref DOI retrouvé ; titre concordant.
- Titre Crossref
- An Adaptive Grid Generation Approach to Pipeline Leakage Rapid Localization Based on Time Reversal
- Date Crossref
- 12/03/2025
- Éditeur
- MDPI AG
- Type
- journal-article
Ce recoupement confirme des métadonnées liées au DOI. Il ne confirme ni la méthode ni les conclusions de l’étude, et il ne compte pas comme une seconde source scientifique indépendante.
Où se fait cette recherche
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Dongguan University of Technology pays non établi dans la noticeUniversité ou école supérieure
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University of Electronic Science and Technology of China State Key Laboratory of Electronic Thin Films and Integrated Devices pays non établi dans la noticeUniversité ou école supérieure
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National Engineering Research Center of Electromagnetic Radiation Control Materials pays non établi dans la noticeStructure de recherche
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The International School of Microelectronics pays non établi dans la noticeUniversité ou école supérieure
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Ltd. Zhuhai Kuaxinwei Technology Co. pays non établi dans la noticeEntreprise
Dongguan University of Technology, State Key Laboratory of Electronic Thin Films and Integrated Devices — University of Electronic Science and Technology of China et National Engineering Research Center of Electromagnetic Radiation Control Materials, avec 2 autres affiliations.
Une affiliation ne permet pas de déduire la nationalité d’un auteur.