| 水湿储层水驱油微观驱替特征的网络模拟研究 |
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| 引用本文： | 尹洪军,王美楠,钟会影,谢毅.水湿储层水驱油微观驱替特征的网络模拟研究[J].数学的实践与认识,2013(19):94-102. |
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| 作者姓名： | 尹洪军 王美楠 钟会影 谢毅 |
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| 作者单位： | 非常规油气成藏与开发省部共建国家重点实验室培育基地;东北石油大学提高油气采收率教育部重点实验室 |
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| 基金项目： | 黑龙江省教育厅科学技术研究项目(12521052) |
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| 摘 要： | 应用逾渗理论,基于计算机随机建模方法,建立了水湿储层三维网络模型.模型的孔隙喉道半径采用截断式威布尔分布随机产生,通过与实际岩心相渗曲线的拟合,验证了模型的有效性.计算了形状因子、孔隙度、导流率等参数,为模拟过程提供基础数据.应用建立的网络模型,模拟了饱和油和水驱油两个驱替过程,分析了孔隙特性参数对相对渗透率及驱替效率的影响.结果表明:随着孔喉比的降低、配位数的增加、形状因子的增加(在一定范围内),水相渗透率降低,油相渗透率升高,残余油饱和度降低,驱替效率增大.与其他理想模型相比,模型可以更真实地研究油水两相流动特征.
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| 关 键 词： | 水湿储层 网络模拟 孔隙特性参数 相对渗透率 驱替效率 |
Network Simulation for the Microscopic Displacement Characteristics of Water Displacing Oil in the Water-Wet Reservoirs |
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| YIN Hong-jun;WANG Mei-nan;ZHONG Hui-ying;XIE Yi.Network Simulation for the Microscopic Displacement Characteristics of Water Displacing Oil in the Water-Wet Reservoirs[J].Mathematics in Practice and Theory,2013(19):94-102. |
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| Authors: | YIN Hong-jun;WANG Mei-nan;ZHONG Hui-ying;XIE Yi |
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| Institution: | YIN Hong-jun;WANG Mei-nan;ZHONG Hui-ying;XIE Yi;Accumulation and Development of Unconventional Oil and Gas,State Key Laboratory Cultivation Base Jointly-constructed by Heilongjiang Province and the Ministry of Science and Technology,Northeast Petroleum University;Key Laboratory of Ministry of Education PRC,Northeast Petroleum University;Accumulation and Development of Unconventional Oil and Gas,State Key Laboratory Cultivation Base ointly-constructed by Heilongjiang Province and the Ministry of Science and Technology,Northeast Petroleum University; |
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