Nanostructures in tight oil reservoirs: Multiple perspectives | |
Du SH(杜书恒)1,2,3; Shi, Yongmin3 | |
通讯作者 | Du, Shuheng(dushuheng@imech.ac.cn) |
发表期刊 | INTERNATIONAL JOURNAL OF HYDROGEN ENERGY |
2024-01-02 | |
卷号 | 49页码:884-896 |
ISSN | 0360-3199 |
摘要 | This study reveals the heterogeneity, anisotropy, and formation mechanism of nanostructures (pores and throats) for the storage and seepage of tight oil by comprehensively unifying the following techniques: FE-SEM, gas adsorption, EDS, HPMI, MICP, and umbrella deconstruction. The results show that for tight oil reservoirs, 82.8% of the nanoscale pore contributes to oil storage, 50.2% of the nanoscale pore contributes to oil seepage, 76.5% of the nanoscale throat contributes to oil storage, and 38.9% of the nanoscale throat contributes to oil seepage. The nanopores were mainly formed in kaolinite, chlorite, K-feldspar, and illite, with 57%, 21%, 14%, and 7% of the contents, respectively. Among them, 85% are clay minerals. The weathering and dissolution of feldspar contributes a great deal to the formation of nanopores, accounting for about 78%, which a follow-up study should target. The relatively large pores can easily form a relatively large throat, and compaction and diagenesis later have little influence on the density of the nanoscale pores. Simultaneously, the pore radius and throat peak radius are the most robust parameters reflecting the reservoir's storage capacity and infiltration difficulty. The conclusion will provide a crucial scientific basis for tight oil storage and underground flow. (c) 2023 Hydrogen Energy Publications LLC. Published by Elsevier Ltd. All rights reserved. |
关键词 | Nanoscale Fossil hydrogen energy Characterization Pore Throat |
DOI | 10.1016/j.ijhydene.2023.08.148 |
收录类别 | SCI ; EI |
语种 | 英语 |
WOS记录号 | WOS:001134998500001 |
关键词[WOS] | PORE ; GAS ; SHALE ; SANDSTONE ; MICROSTRUCTURE ; ADSORPTION ; EVOLUTION ; NANOPORES |
WOS研究方向 | Chemistry ; Electrochemistry ; Energy & Fuels |
WOS类目 | Chemistry, Physical ; Electrochemistry ; Energy & Fuels |
资助项目 | Young Elite Scientists Sponsorship Program by CAST[YESS20220094] ; Young Elite Scientists Sponsorship Program by BAST[BYESS2023182] ; Youth Innovation Promotion Association CAS[2023021] ; Beijing Natural Science Foundation[8232054] ; National Natural Science Foundation of China[41902132] |
项目资助者 | Young Elite Scientists Sponsorship Program by CAST ; Young Elite Scientists Sponsorship Program by BAST ; Youth Innovation Promotion Association CAS ; Beijing Natural Science Foundation ; National Natural Science Foundation of China |
论文分区 | 二类/Q1 |
力学所作者排名 | 1 |
RpAuthor | Du, Shuheng |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://dspace.imech.ac.cn/handle/311007/93989 |
专题 | 非线性力学国家重点实验室 |
作者单位 | 1.Chinese Acad Sci, Inst Mech, State Key Lab Nonlinear Mech, Beijing 100190, Peoples R China; 2.Univ Chinese Acad Sci, Sch Engn Sci, Beijing 100049, Peoples R China; 3.Peking Univ, Sch Earth & Space Sci, Beijing 100871, Peoples R China |
推荐引用方式 GB/T 7714 | Du SH,Shi, Yongmin. Nanostructures in tight oil reservoirs: Multiple perspectives[J]. INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,2024,49:884-896. |
APA | 杜书恒,&Shi, Yongmin.(2024).Nanostructures in tight oil reservoirs: Multiple perspectives.INTERNATIONAL JOURNAL OF HYDROGEN ENERGY,49,884-896. |
MLA | 杜书恒,et al."Nanostructures in tight oil reservoirs: Multiple perspectives".INTERNATIONAL JOURNAL OF HYDROGEN ENERGY 49(2024):884-896. |
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