Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration

This study focuses on the application of electrical resistivity tomography (ERT) for monitoring the growth process of CO<sub>2</sub> hydrate in subsea carbon sequestration, aiming to provide technical support for the safety assessment of marine carbon storage. By designing single-target,...

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Main Authors: Zitian Lin, Qia Wang, Shufan Li, Xingru Li, Jiajie Ye, Yidi Zhang, Haoning Ye, Yangmin Kuang, Yanpeng Zheng
Format: Article
Language:English
Published: MDPI AG 2025-06-01
Series:Journal of Marine Science and Engineering
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Online Access:https://www.mdpi.com/2077-1312/13/7/1205
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author Zitian Lin
Qia Wang
Shufan Li
Xingru Li
Jiajie Ye
Yidi Zhang
Haoning Ye
Yangmin Kuang
Yanpeng Zheng
author_facet Zitian Lin
Qia Wang
Shufan Li
Xingru Li
Jiajie Ye
Yidi Zhang
Haoning Ye
Yangmin Kuang
Yanpeng Zheng
author_sort Zitian Lin
collection DOAJ
description This study focuses on the application of electrical resistivity tomography (ERT) for monitoring the growth process of CO<sub>2</sub> hydrate in subsea carbon sequestration, aiming to provide technical support for the safety assessment of marine carbon storage. By designing single-target, dual-target, and multi-target hydrate samples, convolutional neural networks (CNNs), recurrent neural networks (RNNs), and residual neural networks (ResNets) were constructed and compared with traditional image reconstruction algorithms (e.g., back-projection) to quantitatively analyze ERT imaging accuracy. The experiments used boundary voltage as the input and internal conductivity distribution as the output, employing the relative image error (RIE) and image correlation coefficient (ICC) to evaluate algorithmic performance. The results demonstrate that neural network algorithms—particularly RNNs—exhibit superior performance compared to traditional image reconstruction methods due to their strong noise resistance and nonlinear mapping capabilities. These algorithms significantly improve the edge clarity in target identification, enabling the precise capture of the hydrate distribution during carbon sequestration. This advancement effectively enhances the monitoring capability of CO<sub>2</sub> hydrate reservoir characteristics and provides reliable data support for the safety assessment of hydrate reservoirs.
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institution Matheson Library
issn 2077-1312
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publishDate 2025-06-01
publisher MDPI AG
record_format Article
series Journal of Marine Science and Engineering
spelling doaj-art-e05a6fb065ac4fc08be17eec9d1b07192025-07-25T13:26:46ZengMDPI AGJournal of Marine Science and Engineering2077-13122025-06-01137120510.3390/jmse13071205Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon SequestrationZitian Lin0Qia Wang1Shufan Li2Xingru Li3Jiajie Ye4Yidi Zhang5Haoning Ye6Yangmin Kuang7Yanpeng Zheng8College of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaCollege of Marine Science and Technology, China University of Geosciences, Wuhan 430074, ChinaThis study focuses on the application of electrical resistivity tomography (ERT) for monitoring the growth process of CO<sub>2</sub> hydrate in subsea carbon sequestration, aiming to provide technical support for the safety assessment of marine carbon storage. By designing single-target, dual-target, and multi-target hydrate samples, convolutional neural networks (CNNs), recurrent neural networks (RNNs), and residual neural networks (ResNets) were constructed and compared with traditional image reconstruction algorithms (e.g., back-projection) to quantitatively analyze ERT imaging accuracy. The experiments used boundary voltage as the input and internal conductivity distribution as the output, employing the relative image error (RIE) and image correlation coefficient (ICC) to evaluate algorithmic performance. The results demonstrate that neural network algorithms—particularly RNNs—exhibit superior performance compared to traditional image reconstruction methods due to their strong noise resistance and nonlinear mapping capabilities. These algorithms significantly improve the edge clarity in target identification, enabling the precise capture of the hydrate distribution during carbon sequestration. This advancement effectively enhances the monitoring capability of CO<sub>2</sub> hydrate reservoir characteristics and provides reliable data support for the safety assessment of hydrate reservoirs.https://www.mdpi.com/2077-1312/13/7/1205offshore carbon sequestrationCO<sub>2</sub> hydrateselectrical resistivity tomographyimage reconstructionneural networks
spellingShingle Zitian Lin
Qia Wang
Shufan Li
Xingru Li
Jiajie Ye
Yidi Zhang
Haoning Ye
Yangmin Kuang
Yanpeng Zheng
Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
Journal of Marine Science and Engineering
offshore carbon sequestration
CO<sub>2</sub> hydrates
electrical resistivity tomography
image reconstruction
neural networks
title Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
title_full Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
title_fullStr Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
title_full_unstemmed Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
title_short Electrical Resistivity Tomography Methods and Technical Research for Hydrate-Based Carbon Sequestration
title_sort electrical resistivity tomography methods and technical research for hydrate based carbon sequestration
topic offshore carbon sequestration
CO<sub>2</sub> hydrates
electrical resistivity tomography
image reconstruction
neural networks
url https://www.mdpi.com/2077-1312/13/7/1205
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