刘文正;何宏;刘浩成;元福卿;陈晓彦;刘欢;马骁锐;陈丽君;

• 1:长江大学石油工程学院
• 2:中国石化胜利油田分公司河口采油厂
• 3:中国石化胜利油田分公司勘探开发研究院

摘要(Abstract)：

针对非均相驱油体系在矿场应用过程中部分单元存在注入或者封堵效果不理想问题，通过填砂岩心驱替实验，研究了岩心渗透率、注入速度、体系中凝胶颗粒与聚合物质量比(干重)因素对非均相驱油体系在多孔介质中流动行为的影响。结果表明：非均相驱油体系在渗透率0.5～3.4μm²的岩心中能顺利注入并形成有效封堵，封堵率可达82.5%以上。注入速度和体系中凝胶颗粒与聚合物质量比对非均相驱油体系流动特征影响较大，当注入速度优选为0.5～0.75 mL/min,质量比优选为0.5∶1～0.75∶1时，非均相驱油体系在多孔介质中兼具良好的注入性能和封堵能力。

关键词(KeyWords)： 非均相驱油体系;流动行为;注入性能;封堵性能;影响因素

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金“多孔介质中交联聚合物溶液动态成胶行为及机制研究”(51604037)

作者(Authors): 刘文正;何宏;刘浩成;元福卿;陈晓彦;刘欢;马骁锐;陈丽君;

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