Characterization of gas transport behaviors in shale gas and tight gas reservoirs by digital rock analysis
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- 作者：Hai Suna ; sunhaiupc@sina.com" class="auth_mail" title="E-mail the corresponding author ; Jun Yaoa ; RCOGFR_UPC@126.com" class="auth_mail" title="E-mail the corresponding author ; Ying-chang Caob ; caoych@upc.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Dong-yan Fana ; fandongyan2010@126.com" class="auth_mail" title="E-mail the corresponding author ; Lei Zhanga ; zhlei.upc@gmail.com" class="auth_mail" title="E-mail the corresponding author
- 关键词：Knudsen diffusion ; Viscous flow ; Surface diffusion ; Shale gas ; Tight gas reservoir ; Apparent permeability ; Digital rock ; Lattice Boltzmann method
- 刊名：International Journal of Heat and Mass Transfer
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：104
- 期：Complete
- 页码：227-239
- 全文大小：7362 K
文摘
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A new apparent permeability calculation method of porous media is proposed.
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Viscous flow, Knudsen diffusion, adsorbed layer and surface diffusion is considered.
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The micro/nano digital rock constructed method is introduced.
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Gas transport pattern of shale samples in Silurian Longmaxi Formation is analyzed.
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A new permeability and porosity relationship equation of shale samples is obtained.