biostudies-literatureZhang HNational Natural Science Foundation of ChinaScientific Research Project of Education Department of Liaoning Province20012https://www.ebi.ac.uk/biostudies/studies/S-EPMC10654732biostudies-literatureUnknown13(1)Injection-production operation parameters, the minimum injection gas pressure (IGP: operation pressure), IGP interval, minimum IGP residence time, and injection-production cycle of the underground salt rock gas storage under long-term operation, affect not only the capacity and working ability of a salt cavern but also be crucial to the safety and stability of the surrounding rock. A 3D geo-mechanical model of the salt cavern is established to study the stability of the storage in the operation period. The deformation, expansion safety factor, volume shrinkage, and plastic zone are comprehensively considered for predicting the feasibility and stability of the salt cavern. The stability of the surrounding rock of the cavern with different injection-production parameters and the impact of eaScientific reportsSensitivity analysis of operation parameters of the salt cavern under long-term gas injection-production.PMC1065473251504124LJKZ0335Wang PGao KZhang HLi KWanyan QYue XfalseSensitivity analysis of operation parameters of the salt cavern under long-term gas injection-production.Injection-production operation parameters, the minimum injection gas pressure (IGP: operation pressure), IGP interval, minimum IGP residence time, and injection-production cycle of the underground salt rock gas storage under long-term operation, affect not only the capacity and working ability of a salt cavern but also be crucial to the safety and stability of the surrounding rock. A 3D geo-mechanical model of the salt cavern is established to study the stability of the storage in the operation period. The deformation, expansion safety factor, volume shrinkage, and plastic zone are comprehensively considered for predicting the feasibility and stability of the salt cavern. The stability of the surrounding rock of the cavern with different injection-production parameters and the impact of ea2023-01-01T00:00:00Z2023 Nov2025-06-01T02:56:40.222Z2024-11-15T18:22:51.534ZS-EPMC106547323797402110.1038/s41598-023-47352-w