低渗透油藏微乳液驱渗流规律研究  

Study on the law of micro emulsion flooding in low permeability reservoir

作　　者：靳海军 赵丹凤 J in Haijun;Zhao Danfeng(Yanchang Oilfield Co.,Ltd.,Yan'an 716000)

机构地区：[1]延长油田股份有限公司,陕西延安716000

出　　处：《石化技术》2024年第5期53-55,共3页Petrochemical Industry Technology

摘　　要：主要探索了微乳液驱在低渗透油藏的渗流规律,并研究流体在低渗透介质空隙中的渗流边界体,微乳液驱在改善油气外部环境以及流体的可流动性;分析微乳液在降低界面张力、渗透边界层和启动压力梯度进行理论分析。To explore the seepage law of microemulsion flooding in low permeability reservoirs,study the seepage boundary body of fluid in the pores of low permeability media,and improve the external environment of oil and gas and fluid fluidity of microemulsion flooding.Analysis of micro lotion in reducing interfacial tension,permeability boundary layer and starting pressure gradient for theoretical analysis.

关 键 词：低渗透 边界层 微乳液 渗流规律 启动压力梯度 

分 类 号：TE3[石油与天然气工程—油气田开发工程]