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Article

893 Views

28 Pages

Feasibility Analysis of the Utilization of Directional Butted-Well Salt Caverns with Large Height Difference for Underground Energy Storage

Haitao Li,
Dewen Zheng,
Zhi Chen,
Kang Li,
Qiqi Wanyan,
Yanxia Kou,
Lina Ran,
Song Bai,
Jianan Wu and
Min Zhang
+ 3 authors

Appl. Sci.2025, 15(9), 4716;https://doi.org/10.3390/app15094716

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24 April 2025

The reconstruction and utilization of old salt caverns with butted wells are of great significance for accelerating the construction of large-scale underground energy storage facilities, realizing energy transformation, and achieving the “dual...

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Article

1 Citations

952 Views

20 Pages

Numerical Simulation Study of the Optimization on Tubing-to-Sediment Surface Distance in Small-Spacing Dual-Well (SSDW) Salt Caverns

Lei Wang,
Zheng Chu,
Jiang He,
Yujia Zhai,
Junming Huang and
Haonan Yang

Processes2025, 13(2), 322;https://doi.org/10.3390/pr13020322

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24 January 2025

The small-spacing dual-well (SSDW) technique plays a crucial role in the establishment of underground salt cavern gas storage reservoirs. However, during the cavity dissolution and brine discharge processes, insoluble sediment is prone to being carri...

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3 Citations

2,175 Views

19 Pages

Study on Secondary Brine Drainage and Sand Control Technology of Salt Cavern Gas Storage

Yi Zhang,
Kun Zhang,
Jun Li,
Yang Luo,
Li-Na Ran,
Lian-Qi Sheng and
Er-Dong Yao

Sustainability2023, 15(10), 7793;https://doi.org/10.3390/su15107793

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10 May 2023

Geological conditions of salt cavern gas storage in China are characterized by dominantly layered salt layers with a high content of insoluble mudstone. After the water leaching of the salt layer, a large amount of sediment accumulates at the bottom...

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