[1]张园,邸元,张允,等.纳米孔隙中毛管力效应对致密油藏产能的影响[J].浙江科技大学学报,2017,(05):328-333.[doi:10.3969/j.issn.1671-8798.2017.05.002 ]
 ZHANG Yuan,DI Yuan,ZHANG Yun,et al.Investigation into effects of nanoporous capillary pressure on well performance of tight oil reservoirs[J].,2017,(05):328-333.[doi:10.3969/j.issn.1671-8798.2017.05.002 ]
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纳米孔隙中毛管力效应对致密油藏产能的影响(/HTML)
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《浙江科技大学学报》[ISSN:2097-5236/CN:33-1431/Z]

卷:
期数:
2017年05期
页码:
328-333
栏目:
出版日期:
2017-11-09

文章信息/Info

Title:
Investigation into effects of nanoporous capillary pressure on well performance of tight oil reservoirs
文章编号:
1671-8798(2017)05-0328-06
作者:
张园1邸元2张允3张冬丽3
1.中国地质大学北京能源学院,北京 100083; 2.北京大学 工学院,北京 100871; 3.中国石油化工股份有限公司 石油勘探开发研究院,北京 100083
Author(s):
ZHANG Yuan1 DI Yuan2 ZHANG Yun3 ZHANG Dongli3
1.School of Energy Resources, China University of GeosciencesBeijing, Beijing 100083, China; 2.College of Engineering, Peking University, Beijing 100871, China;3.Exploration and Production Research Institute, SINOPEC, Beijing 100083, China
关键词:
毛细管力 Peng-Robinson状态方程 油气相态平衡 致密油藏
分类号:
TE348
DOI:
10.3969/j.issn.1671-8798.2017.05.002
文献标志码:
A
摘要:
传统的相平衡计算模型无法准确计算纳米孔隙中的油气相态变化,因此须对传统的闪蒸计算模型进行改进。今通过计算油气两相压力不相等情况下油气的相平衡,得到考虑毛细管力效应的油气黏度、密度及溶解气油比等物性。毛细管力采用Young-Laplace公式进行计算,计算了某多组分混合物的相态平衡常数,结果与实验值符合良好,从而验证了本文算法计算相平衡的准确性。还以Bakken致密油藏为例,基于黑油模型研究毛细管力对相平衡影响时的油藏产量预测,结果表明忽略毛细管力的影响,会使预测的油气产量低于实际的油气产量。本研究较好地解释了毛细管力对油气的相态平衡及其对致密油藏产能预测的影响。

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备注/Memo

备注/Memo:
收稿日期: 2017-03-25
基金项目: 国家自然科学基金项目(51674010); 国家科技重大专项(2016ZX05014); 中国地质大学(北京)基本科研启动基金项目(53200759016)
通信作者: 邸 元(1968— ),男,陕西省西安人,副教授,博士,主要从事多孔介质多相流数值模拟、岩土力学研究。E-mail:diyuan@mech.pku.edu.cn。
更新日期/Last Update: 1900-01-01