Influence of Stratigraphic Conditions on the Deformation Characteristics of Oil/Gas Wells Piercing Longwall Pillars and Mining Optimization
Hydrocarbon wells drilled vertically through longwall coal pillars are vulnerable to severe deformation and potential failure as a result of underground coal mining. The lithology of the host rocks play a critical role in well stability. In this study, a two dimensional finite element method is empl...
Main Authors: | Shun Liang, Derek Elsworth, Xuehai Fu, Xuehua Li, Qiangling Yao |
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格式: | Article |
語言: | English |
出版: |
MDPI AG
2017-06-01
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叢編: | Energies |
主題: | |
在線閱讀: | http://www.mdpi.com/1996-1073/10/6/775 |
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