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Seepage simulation of CO2 immiscible flooding in low-permeability reservoirs based on physics-informed neural networks
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QIONGLIN SHI1, 2, JUNJIAN LI1, LYU XIAOCONG1, HUIQING LIU1, XIAOLIANG YANG2
Petroleum Reservoir Evaluation and Development | 2026, 16(4) : 926 - 933
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Petroleum Reservoir Evaluation and Development | 2026, 16(4): 926-933
• Digital and Intelligent Energy •
Seepage simulation of CO2 immiscible flooding in low-permeability reservoirs based on physics-informed neural networks
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QIONGLIN SHI1, 2, JUNJIAN LI1, LYU XIAOCONG1, HUIQING LIU1, XIAOLIANG YANG2
Affiliations
  • 1 College of Petroleum Engineering, China University of Petroleum (Beijing), Beijing 102249, China
  • 2 Onshore Operation Area, PetroChina Jidong Oilfield Company, Tangshan, Hebei 063200, China
Published: 2026-07-26 doi: 10.13809/j.cnki.cn32-1825/te.2025057
Outline
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physics-informed neural networks  /  low-permeability reservoirs  /  CO2 immiscible flooding  /  threshold pressure gradient  /  CO2 dissolution  /  Buckley-Leverett equation
石琼林, 李俊键, 吕晓聪, 刘慧卿, 杨小亮. 基于物理信息神经网络的低渗透油藏CO2非混相驱渗流模拟. 油气藏评价与开发, 2026 , 16 (4) : 926 -933 . DOI: 10.13809/j.cnki.cn32-1825/te.2025057
QIONGLIN SHI, JUNJIAN LI, LYU XIAOCONG, HUIQING LIU, XIAOLIANG YANG. Seepage simulation of CO2 immiscible flooding in low-permeability reservoirs based on physics-informed neural networks[J]. Petroleum Reservoir Evaluation and Development, 2026 , 16 (4) : 926 -933 . DOI: 10.13809/j.cnki.cn32-1825/te.2025057
Year 2026 volume 16 Issue 4
14
5
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doi: 10.13809/j.cnki.cn32-1825/te.2025057
  • Receive Date:2026-01-12
  • Online Date:2026-10-30
  • Published:2026-07-26
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  • Received:2026-01-12
Affiliations
    1 College of Petroleum Engineering, China University of Petroleum (Beijing), Beijing 102249, China
    2 Onshore Operation Area, PetroChina Jidong Oilfield Company, Tangshan, Hebei 063200, China
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表12种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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