scholarly journals Numerical Simulation Study on Casing Strength of Underground Gas Storage and an Optimization Method of Casing

Author(s):  
Guangming Zhang ◽  
Juan Jin ◽  
Wei Chen ◽  
Xiaowen Zhang ◽  
Jiandong Liu ◽  
...  
2018 ◽  
Vol 64 (4) ◽  
pp. 37-53
Author(s):  
P. Xie ◽  
H.J. Wen ◽  
G.J. Wang ◽  
J. Hu

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 mechanical model was simplified into a hollow cylinder, which containing non-salt interlayer. In terms of elastic theory, Love displacement function was developed, and the elastic general solution of stress and deformation components were obtained after determining the undetermined coefficients. Under the same condition, numerical simulation was carried out. The validity of the elastic general solution is verified by comparing to numerical simulation results. Furthermore, Based on the feasible general elastic solution, viscoelastic solution was obtained through Laplace transformation and inverse Laplace transform, which could provide reference for the study on the stability and tightness of underground gas storage carven during operation to some extent.


2021 ◽  
Vol 33 ◽  
pp. 101869
Author(s):  
Xianzhi Song ◽  
Fuqiang Xu ◽  
Yu Shi ◽  
Yiqun Zhang ◽  
Zhong Pan ◽  
...  

2020 ◽  
pp. 41-52
Author(s):  
Semen Mulyavin ◽  
Jeko Kolev ◽  
Elena Mamchistova ◽  
Alexandra Nasirova

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