普通稠油油藏聚合物驱技术应用——以古城油田泌125区块为例  

Application of polymer flooding technology in conventional heavy oil reservoir--by taking Bi125 block of Gucheng oilfield as an example

作　　者：申乃敏 张连锋[1] 张小静[1] 李俊杰[1] 王艳霞[1] 张伊琳 SHEN Naimin;ZHANG Lianfeng;ZHANG Xiaojing;LI Junjie;WANG Yanxia;ZHANG Yilin(Exploration&Development Research Institute of Henan Oilfield Company,SINOPEC,Zhengzhou,Henan 450008,China)

机构地区：[1]中国石化河南油田分公司勘探开发研究院,河南郑州450008

出　　处：《石油地质与工程》2020年第4期60-63,共4页Petroleum Geology and Engineering

摘　　要：针对古城油田泌125区块特有的油藏条件,运用油藏工程方法及数值模拟技术系统地开展普通稠油油藏井网调整技术研究,为驱油体系发挥驱油作用提供了适宜的井网条件;采用室内实验及数值模拟技术优化注入参数,有效地发挥了聚合物驱降低油水流度比、扩大波及体积的作用;形成的普通稠油油藏聚合物驱技术应用于古城油田泌125区块,取得较好的增油降水效果。从注入能力、油井见效率、增油降水幅度等方面表现出良好的开采特征,实现了普通稠油油藏化学驱技术的突破,对油田化学驱、资源接替、提高普通稠油油藏采收率具有重要的意义。In view of the unique reservoir conditions of Bi125 block in Gucheng oilfield,the reservoir engineering method and the numerical simulation technology are used to systematically study the well pattern adjustment technology of conventional heavy oil reservoir,which provides suitable well pattern conditions for the oil displacement system to play the role of oil displacement.The injection parameters were optimized by laboratory experiments and numerical simulation,which effectively played the role of polymer flooding in reducing the fluidity ratio of oil-water,and expanding the sweep volume.The polymer flooding technology of the conventional heavy oil reservoir is applied in Bi125 block of Gucheng oilfield,and the effect of increasing oil and decreasing water is better.It shows good production characteristics from injection capacity,oil well efficiency,amplitude of increasing oil and decreasing water,and realizes the breakthrough of conventional heavy oil chemical flooding technology,which is of great significance for chemical flooding,resource replacement and improving recovery efficiency of conventional heavy oil reservoirs.

关 键 词：古城油田 普通稠油 井网调整 聚合物驱 数值模拟 注入参数 

分 类 号：TE357.431[石油与天然气工程—油气田开发工程]