| 水平井开采底水油藏氮气泡沫压水脊技术研究 |
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| 引用本文： | 余华杰,程林松,林淑华.水平井开采底水油藏氮气泡沫压水脊技术研究[J].重庆科技学院学报(自然科学版),2009,11(3). |
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| 作者姓名： | 余华杰 程林松 林淑华 |
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| 作者单位： | 中国石油大学石油工程教育部重点实验室,北京,102249 |
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| 摘 要： | 采用油藏数值模拟方法,建立理论数值模拟模型,分别模拟计算了在底水油藏水平井中实施氮气泡沫压水脊过程中,不同注入时刻、注入量、焖井时间和焖井后日排液量对控水增油效果的影响.研究结果表明:(1)在利用水平井开采底水油藏的过程中,实施氮气泡沫压水脊措施,可以延缓底水脊进,起到控水增油的作用;(2)其最佳注入时刻在油片含水率为70%时刻;(3)注入量越大增油效果越好,但存在最佳值;进行一定的焖井时间才可以发挥其最佳控水增油效果;(4)氮气泡沫具有剪切稀释的特性,焖井后日排液量越大,其控水增油效果越差.
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| 关 键 词： | 数值模拟 压水脊 氮气泡沫 水平井 底水油藏 |
Study on the Technology of Pushing Water Coning with Nitrogen Foam in Horizontal Well with Bottom Water Reservoir |
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| YU Hua-Jie,CHENG Lin-song,LIN Shu-hua.Study on the Technology of Pushing Water Coning with Nitrogen Foam in Horizontal Well with Bottom Water Reservoir[J].Journal of Chongqing University of Science and Technology:Natural Science Edition,2009,11(3). |
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| Authors: | YU Hua-Jie CHENG Lin-song LIN Shu-hua |
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| Affiliation: | Key Laboratory of Petroleum Engineering;Ministry of Education;China University of Petroleum;Beijing 102249 |
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| Abstract: | Using numerical simulation,The article established theoretical model.It analyzed the impact of controlling water and enhancing oil in the course of pushing water coning with nitrogen foam in horizontal well with bottom water reservoir,including the injecting time,volume,the close time,the liquid producing capacity after opening the well.The research result indicates that carrying out the technology of pushing water coning with nitrogen foam in horizontal well with bottom water reservoir can delaying water c... |
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| Keywords: | numerical simulation pushing water coning nitrogen foam horizontal well bottom water reservoir |
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