Casing Failure in Salt Rock: Numerical Investigation of its Causes
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DOI: 10.1007/s00603-020-02161-9
Abstract: Numerous cases of casing failure have been reported worldwide. Depletion-induced compaction is one of the main factors that may cause casing failure. Stress perturbation in salt layers may accommodate rock flow which endangers the stability… read more here.
Keywords: casing failure; salt rock; failure; failure salt ... See more keywords
Investigation on the Deformation and Strength Characteristics of Rock Salt Under Different Confining Pressures
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DOI: 10.1007/s10706-020-01388-1
Abstract: The deformation and strength characteristics of rock salt is significant for the safety of hydrocarbon energy (oil, gas) storage in salt caverns. To overcome the problem of determining the peak strength by simultaneously considering the… read more here.
Keywords: strength; salt rock; different confining; salt ... See more keywords
A triaxial creep model for salt rocks based on variable-order fractional derivative
Sign Up to like & getrecommendations! Published in 2020 at "Mechanics of Time-Dependent Materials"
DOI: 10.1007/s11043-020-09470-0
Abstract: This paper intend to describe the entire creep process of a salt rock under triaxial loading, especially the creep characteristics in the accelerated creep stage, by replacing the Newtonian dashpot in the Maxwell model with… read more here.
Keywords: variable order; salt rock; salt; model ... See more keywords
A viscoelastic, viscoplastic, and viscodamage constitutive model of salt rock for underground energy storage cavern
Sign Up to like & getrecommendations! Published in 2020 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2019.103288
Abstract: Abstract The underground energy storage in salt rock is of great strategic significance for ensuring the national energy safety and economic development. Due to the complex geological conditions, the construction of underground energy storage cavern… read more here.
Keywords: salt rock; energy; underground energy; energy storage ... See more keywords
Effects of in-situ stress and elastic parameters of cement sheath in salt rock formation of underground gas storage on seal integrity of cement sheath
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DOI: 10.1016/j.engfailanal.2021.105258
Abstract: Abstract The cement sheath seal integrity is crucial for a safe operation of underground gas storage. Owing to its creep characteristics, the salt formation squeezes the cement sheath, which may cause failure of the cement… read more here.
Keywords: salt rock; sheath; cement sheath; seal integrity ... See more keywords
Theoretical Analytical Solution of Deformation and Stress Distribution of Underground Gas Storage Cavern in Bedded Salt Rock
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DOI: 10.2478/ace-2018-0043
Abstract: Abstract The main purpose of the study is to investigate the mechanical properties around an underground gas storage cavern in bedded salt rock. Firstly, considering the characteristics of the salt rock formation in China, the… read more here.
Keywords: gas storage; salt rock; salt; solution ... See more keywords
Impurity Effects on the Mechanical Properties and Permeability Characteristics of Salt Rock
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DOI: 10.3390/en13061366
Abstract: Impure salt rock strata are extensively distributed in China, giving them great significance in the study of the physical properties of impure salt rock for the construction of underground gas storage in salt mines. To… read more here.
Keywords: confining pressure; salt rock; permeability; impurity ... See more keywords