| CO2增能压裂工艺在延长油田的应用 |
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| 引用本文： | 王新庆,徐亮.CO2增能压裂工艺在延长油田的应用[J].辽宁化工,2012,41(10):1052-1053. |
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| 作者姓名： | 王新庆 徐亮 |
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| 作者单位： | 1. 延长油田股份有限公司勘探开发研究中心,陕西延安,716000
2. 延长油田股份有限公司开发部,陕西延安,716000 |
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| 摘 要： | 根据储层的特点和压裂改造的需要,延长油田开展了CO2增能压裂工艺技术研究,引进开发了新型CO2泡沫压裂液,优化了CO2增能压裂方案设计及现场施工工艺,形成了适合延长油田的CO2增能压裂工艺技术.经过现场应用,CO2增能压裂提高了返排率,降低了地层污染,使增产时间得到增加,提高了投入产出比,具有很好的经济效益,取得了良好的压裂效果.
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| 关 键 词： | 延长油田 CO2增能压裂 现场试验 效果分析 投入产出比 |
Application of Co2 Add-Energy-Fracture Technology in Yanchang Oilfield |
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| WANG Xin-qing
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XV Liang.Application of Co2 Add-Energy-Fracture Technology in Yanchang Oilfield[J].Liaoning Chemical Industry,2012,41(10):1052-1053. |
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| Authors: | WANG Xin-qing XV Liang |
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| Affiliation: | WANG Xin-qing,XV Liang(1.Yanchang Oilfield Co.,Ltd.Exploration and Exploitation Research Center,Shaanxi Yan’an 716000,China;2.Yanchang Oilfield Co.,Ltd.Development Department,Shaanxi Yan’an 716000,China) |
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| Abstract: | According to characteristics of the reservoir and demand of fracturing,CO2 add-energy-fracture technology was studied in Yanchang oilfield company,new CO2 foam fracture fluid was developed,CO2 fracturing design and site construction craft were optimized,suitable CO2 add-energy-fracture technology for Yanchang oilfield was put forward.Field application results show that the CO2add-energy-fracture technology can improve flowback rate and reduce the formation contaminant,prolong stable production period and improve the input-output ratio,so it has very good economic benefit. |
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| Keywords: | Yanchang oilfield CO2add-energy-fracture field test effect analysis input-output ratio |
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