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Risk level prediction model for casing deformation and frac-hit in deep shale gas horizontal wells
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JIANFA WU1, LAN REN2, CHENG SHEN1, QIANQIU REN2, BOWEN CHEN1, RAN LIN2
Petroleum Reservoir Evaluation and Development | 2026, 16(3) : 702 - 712
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Petroleum Reservoir Evaluation and Development | 2026, 16(3): 702-712
• Engineering Techniques •
Risk level prediction model for casing deformation and frac-hit in deep shale gas horizontal wells
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JIANFA WU1, LAN REN2, CHENG SHEN1, QIANQIU REN2, BOWEN CHEN1, RAN LIN2
Affiliations
  • 1 Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan 610051, China
  • 2 State Key Laboratory of Oil and Gas Reservoir Geology and Exploration, Southwest Petroleum University, Chengdu, Sichuan 610500, China
Published: 2026-05-26 doi: 10.13809/j.cnki.cn32-1825/te.2025372
Outline
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deep shale gas  /  casing deformation  /  frac-hit  /  risk level prediction model  /  particle swarm optimization-backpropagation neural network  /  engineering control measures
吴建发, 任岚, 沈骋, 任千秋, 陈博文, 林然. 深层页岩气水平井压裂风险等级预测模型研究. 油气藏评价与开发, 2026 , 16 (3) : 702 -712 . DOI: 10.13809/j.cnki.cn32-1825/te.2025372
JIANFA WU, LAN REN, CHENG SHEN, QIANQIU REN, BOWEN CHEN, RAN LIN. Risk level prediction model for casing deformation and frac-hit in deep shale gas horizontal wells[J]. Petroleum Reservoir Evaluation and Development, 2026 , 16 (3) : 702 -712 . DOI: 10.13809/j.cnki.cn32-1825/te.2025372
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Year 2026 volume 16 Issue 3
16
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doi: 10.13809/j.cnki.cn32-1825/te.2025372
  • Receive Date：2025-09-16
  • Online Date：2026-10-30
  • Published：2026-05-26
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History
  • Received：2025-09-16
Affiliations
    1 Research Institute of Shale Gas, PetroChina Southwest Oil & Gas Field Company, Chengdu, Sichuan 610051, China
    2 State Key Laboratory of Oil and Gas Reservoir Geology and Exploration, Southwest Petroleum University, Chengdu, Sichuan 610500, 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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