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Multiscale model reduction for shale gas transport in fractured media [article]

I. Y. Akkutlu, Yalchin Efendiev, Maria Vasilyeva
2015 arXiv   pre-print
In this paper, we develop a multiscale model reduction technique that describes shale gas transport in fractured media.  ...  In this approach, the matrix and the fracture interaction is modeled via local multiscale basis functions.  ...  Model Problem In this paper, we will study nonlinear gas transport in fractured media motivated by several applications including shale gas.  ... 
arXiv:1507.00113v1 fatcat:5cdwdfbk7jfupep6qnekm62iwe

Advances in multiscale numerical and experimental approaches for multiphysics problems in porous media

Yongfei Yang, Yingfang Zhou, Martin J. Blunt, Jun Yao, Jianchao Cai
2021 Advances in Geo-Energy Research  
In summary, science and engineering research in porous media is a complex problem involving multiple fields.  ...  In order to encourage communication and collaboration in porous media research using digital core technology in different industries, the 5 th International  ...  We also like to thank all the volunteer students for their contributions for this conference: Lixin Kang, Jie Liu, Shaobin Cai, Quan Xu, Jiangshan Yang, Fugui Liu, Shitong Chen, Changfu Liu, Liu Tao, Wenjie  ... 
doi:10.46690/ager.2021.03.01 fatcat:myf4fn6xqbckxlu64asemyi5ii

A Review of Flow Mechanism and Inversion Methods of Fracture Network in Shale Gas Reservoirs

Luoyi Huang, Guanglong Sheng, Su Li, Gang Tong, Siyao Wang, Xiaoyin Peng, Deng Liu, JiaTing Chen, LiYuan Xin, Zhouxiang Hu, Jinze Xu
2021 Geofluids  
The pore structure of shale gas reservoirs has strong heterogeneity, and the flow mechanism in multiscale media is complex.  ...  Based on this, the key scientific problems existing on flow mechanisms and inversion method of fracture network in shale gas reservoirs are proposed, which can provide guidance for further research.  ...  Mass Transfer Simulation in Multiscale Media At present, commercial numerical simulators mainly use multicontinuous media models and discrete fracture models to couple fluid flow in the matrix and fracture  ... 
doi:10.1155/2021/6689698 fatcat:fpg7gp3syfbhfo562prtb4n2g4

Prediction of Production Performance of Refractured Shale Gas Well considering Coupled Multiscale Gas Flow and Geomechanics

Zhiqiang Li, Zhilin Qi, Wende Yan, Zuping Xiang, Xiang Ao, Xiaoliang Huang, Fei Mo
2020 Geofluids  
flow characteristics of shale gas, the induced stress of fracture opening, and the pore elastic effect.  ...  in this model.  ...  We would also like to express our gratitude to the reviewers for their careful review of this manuscript. Their comments are incredibly valuable and improved the study.  ... 
doi:10.1155/2020/9160346 fatcat:kyuayzhtdnbdvlemt4afhbqzg4

Characterization of pore structure, gas adsorption, and spontaneous imbibition in shale gas reservoirs

Xianfu Huang, Ya-Pu Zhao
2017 Journal of Petroleum Science and Engineering  
Our results may provide unified methods for clear understanding of the pore structure and fluid transport behavior in shale gas reservoirs and assist the future efficient exploitation of shale gas.  ...  A B S T R A C T The multiscale pore structure and its distribution as well as the occurrence state of shale gas and spontaneous imbibition in gas shale are studied experimentally.  ...  Fig. 1 . 1 Flow regimes in multiscale channels based on the Knudsen number. Fluid transport in (a) Gas well. (b) Artificial fracture, (c) Natural fracture (slit pores) and (d) nanopores.  ... 
doi:10.1016/j.petrol.2017.09.010 fatcat:reev4zluinal7maz7dmxapuwkq

Introduction: energy and the subsurface

Ivan C. Christov, Hari S. Viswanathan
2016 Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences  
We thank Bailey Fallon, the Commissioning Editor of this theme issue of Philosophical Transactions A, for his expert assistance in organizing it.  ...  We are grateful to Bill Carey for providing feedback on this introductory article. We also thank all the authors for their contributions, without which this theme issue would not have been possible.  ...  At the field scale, discrete fracture network models are used to simulate production of a hydraulically fractured well in a shale gas reservoir.  ... 
doi:10.1098/rsta.2015.0430 pmid:27597784 pmcid:PMC5014303 fatcat:3epxeueribhp7fewwqoo4aud2y

A Fully Coupled Model for the Simulation of Gas Flow in Multiscale Shale Reservoirs Combining Multiple Effects

Xiaowei Hou, Yanming Zhu, Yu Liu, Yang Wang
2018 Applied Sciences  
In this study, a dual fracture framework model was adopted to describe gas flow in multiscale shale reservoirs.  ...  In this study, a dual fracture model will be adopted for describing gas flow in shale reservoirs.  ...  Figure 1 . 1 Mathematical model for describing gas flow in multiscale shale reservoirs.  ... 
doi:10.3390/app8071063 fatcat:vp2jcuq2yzdgbb4jx5hlcjjgeq

Fractal Characterization of Multimodal, Multiscale Images of Shale Rock Fracture Networks

Bolivia Vega, Anthony R. Kovscek
2022 Energies  
An array of multimodal and multiscale images of fractured shale rock samples and analogs was collected with the aim of improving the numerical representation of fracture networks. 2D and 3D reconstructions  ...  Fracture network origin plays an important role in the resulting fracture systems and their scaling.  ...  The objective of this study was to image solute transport within multiscale shale fracture networks.  ... 
doi:10.3390/en15031012 fatcat:bd43sgnmwbftlnqkmdvndz4prq

An Open-Source Code for Fluid Flow Simulations in Unconventional Fractured Reservoirs

Bin Wang, Corrado Fidelibus
2021 Geosciences  
In this article, an open-source code for the simulation of fluid flow, including adsorption, transport, and indirect hydromechanical coupling in unconventional fractured reservoirs is described.  ...  It is the first open-source code available to facilitate the modeling and production optimization of fractured shale-gas reservoirs.  ...  Acknowledgments: We would like to acknowledge discussions with Olufemi Olorode for the assistance in the implementation of EDFM.  ... 
doi:10.3390/geosciences11020106 fatcat:bprogrbsevhhnlazjyvamlatbe

Numerical Simulation of Hydraulic Fracturing Water Effects on Shale Gas Permeability Alteration

Vena. F. Eveline, I. Yucel Akkutlu, George J. Moridis
2016 Transport in Porous Media  
Hydraulic fracturing has been recognized as the necessary well completion technique to achieve economic production from shale gas formation.  ...  , which allows water to penetrate into the inorganic pore network and displace the gas in-place near the fracture.  ...  Acknowledgements The authors thank to the Indonesian State Oil Company, PERTAMINA, for their support of this work.  ... 
doi:10.1007/s11242-016-0798-4 fatcat:6x4vglwoyjbepnkxp4s4ytk6ay

Universal Stochastic Multiscale Image Fusion: An Example Application for Shale Rock

Kirill M. Gerke, Marina V. Karsanina, Dirk Mallants
2015 Scientific Reports  
3,4 to assemble multiscale information on fracture size and connectivity distribution for simulations of flow and transport; 2) large-scale 2/3D seismic images and 1D high-resolution well-logging supported  ...  images to derive effective properties such as apparent permeability or gas desorption rates of low-permeable carbonates, shales and coal seams 9 using pore-scale modelling approaches; 10 6) combining  ...  Special thanks to Dina Gilyazetdinova, Dmitry Korost, Natalya Balushkina and Georgy Kalmykov for all shale rock images, and to Timofey Sizonenko for segmentation help.  ... 
doi:10.1038/srep15880 pmid:26522938 pmcid:PMC4629112 fatcat:blacyko4yzazlbyvd4obbghw6i

Some key technical issues in modelling of gas transport process in shales: a review

H. H. Liu, P. G. Ranjith, D. T. Georgi, B. T. Lai
2016 Geomechanics and Geophysics for Geo-Energy and Geo-Resources  
It discusses the recent progress in the areas of multiscale fluid flow, fracturing fluid imbibition, and stressdependent shale matrix properties.  ...  To do so, we need to quantify the current knowledge and identify technology gaps especially as related to the modeling fluid flow in shale gas reservoirs.  ...  Acknowledgments The authors from Aramco Research Center (Houston) thank the management of the center and Saudi Aramco for their permission to publish this work.  ... 
doi:10.1007/s40948-016-0031-5 fatcat:cpi322ch6bap3hejl3zx4rfxdq

Investigation of methane adsorption and its effect on gas transport in shale matrix through microscale and mesoscale simulations [article]

ZhongZhen Li, Ting Min, Li Chen, Qinjun Kangd, Ya-Ling He, Wen-Quan Tao
2015 arXiv   pre-print
Pressure-dependent thickness of adsorbed layer should be adopted and the transport of adsorbed layer should be properly considered in LB simulations.  ...  LB simulations, which are based on a generalized Navier-Stokes equation for flow through low-permeability porous media with slippage, are conducted by taking into consideration the effects of adsorbed  ...  Conclusion Methane adsorption in nanosize pores of shale matrix and its effects on gas transport in shale matrix are investigated through multiscale simulations.  ... 
arXiv:1503.07445v1 fatcat:bfy5g5gduvd5thbmcjt47obxsa

Optimization of the shale gas reservoir fracture parameters based on the fully coupled gas flow and effective stress model

Diquan Li, Yuhua Wang, Bo Zeng, Qiao Lyu, Xiaojin Zhou, Nanqiao Zhang
2021 Energy Science & Engineering  
Gas transport in shale gas reservoirs is mainly controlled by Knudsen diffusion.  ...  | Mechanical equilibrium equation | Deformation in single-porosity medium For the gas-saturated homogeneous porous elastic media, the coupling between shale rocks deformation and gas flow is described  ... 
doi:10.1002/ese3.852 fatcat:jeqilxncbbailonctb4hl5d77m

Well Performance Simulation and Parametric Study for Different Refracturing Scenarios in Shale Reservoir

Jing Huang, Lan Ren, Jinzhou Zhao, Zhiqiang Li, Junli Wang
2018 Geofluids  
A numerical model, considering the stimulated reservoir volume and multiscale gas transport, is applied to simulate the gas production from a refractured shale gas well.  ...  The model is verified against field data from a shale gas reservoir in Sichuan Basin.  ...  In this paper, a numerical model, considering the stimulated reservoir volume and multiscale gas transport, is applied to simulate the gas production from a refractured shale gas well.  ... 
doi:10.1155/2018/4763414 fatcat:3iulbqdanvdvdpfec3i3xguq3i
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