特低渗非均质油藏水窜后提高波及效率研究

2016年 38卷 第3期
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Researches on Improving Sweep Efficiency After Water Breakthrough in#br# Ultra-low Permeability Heterogeneous Reservoir
. 陕西延长石油(集团)有限责任公司研究院,陕西西安710075 中国石油长庆油田公司,陕西西安710018 中国石油大学石油工程教育部重点实验室,北京昌平102249
Research Institute of Shaanxi Yanchang Petroleum(GROUP)Co. Ltd.,Xi′ an,Shaanxi 710075,China Changqing Oilfield Company,PetroChina,Xi′ an,Shaanxi 710018,China MOE Key Laboratory of Petroleum Engineering,China University of Petroleum,Changping,Beijing 102249,China
特低渗油藏; 水窜; 调剖; 天然气驱; 间歇注气; 波及效率;
ultra-low permeability reservoir; water channeling; profile control; natural gas flooding; intermittent gas injection; sweep efficiency;