| 大庆低渗透油田扶余油层超前注水实验 |
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| 引用本文： | 何金钢,宋考平,杨晶.大庆低渗透油田扶余油层超前注水实验[J].科学技术与工程,2014,14(11):181-183. |
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| 作者姓名： | 何金钢 宋考平 杨晶 |
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| 作者单位： | 提高油气采收率教育部重点实验室东北石油大学,提高油气采收率教育部重点实验室东北石油大学,提高油气采收率教育部重点实验室东北石油大学 |
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| 基金项目： | 国家自然科学基金重点项目“低渗透油层提高驱油效率的机理研究”(项目编号：50634020),国家油气重大专项(项目编号：2009ZX05009-004-01) |
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| 摘 要： | 为研究大庆低渗透油田扶余油层超前注水过程中渗透率级差对采收率的影响和超前注水开发效果不佳的原因,通过人造长岩心超前注水驱油室内模拟实验,确定了合理地层压力水平和渗透率级别对采收率的影响程度。结果表明:大庆油田扶余油层超前注水过程中,合理地层压力水平应当保持在原始地层压力的120%左右。在合理地层压力保持水平下,超前注水较同步注水初期产油量高,采油速度高,无水采油期短,且对含水率上升具有一定抑制作用;同时,超前注水实施过程中,储层渗透率越低,超前注水对采收率提升的效果越好。
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| 关 键 词： | 低渗透油藏 超前注水 扶余油层 长岩心 |
| 收稿时间： | 2013/11/1 0:00:00 |
| 修稿时间： | 2013/11/15 0:00:00 |
Study on Experiment of Advance Water Injection- An Example from Low Permeability Oil Reservoir of Fuyu Oil Reservoir in Daqing Oil Field. |
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| HE Jin-Gang,SONG Kao-Ping and YANG Jing.Study on Experiment of Advance Water Injection- An Example from Low Permeability Oil Reservoir of Fuyu Oil Reservoir in Daqing Oil Field.[J].Science Technology and Engineering,2014,14(11):181-183. |
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| Authors: | HE Jin-Gang SONG Kao-Ping and YANG Jing |
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| Institution: | Key Laboratory of Enhanced Oil and Gas Recovery of Education Ministry in Northeast Petroleum University,Daqing,Key Laboratory of Enhanced Oil and Gas Recovery of Education Ministry in Northeast Petroleum University,Daqing |
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| Abstract: | To study on the permeability differential influence of advance water injection in low permeable oil fields of Fuyu reservoir and the bad development effects. Make sure the reasonable formation pressure level and the level of permeability which influence the recovery by advance injection experiments with artificial core. |
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| Keywords: | low permeability reservoirs advance water injection Fuyu oil reservoir long core |
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