国外某油田二元复合驱配注工艺参数优化室内试验研究  

Laboratory Tests on Parameter Optimization of Preparation and Injection Process for SP Flooding in An Oversea Oilfield

作　　者：李梦坤 王梓栋 周继芊 陶瑞 李佶晔 LI Mengkun;WANG Zidong;ZHOU Jiqian;TAO Rui;LI Jiye(Daqing Oilfield Design Institute Co.,Ltd.;Daqing Oilfield International Exploration and Development Company;No.5 Oil Production Plant of Qinghai Oilfield Company,CNPC;No.4 Oil Production Plant of Huabei Oilfield Company,CNPC)

机构地区：[1]大庆油田设计院有限公司 [2]大庆油田国际勘探开发公司 [3]中国石油青海油田分公司采油五厂 [4]中国石油华北油田公司第四采油厂

出　　处：《油气田地面工程》2022年第3期22-27,共6页Oil-Gas Field Surface Engineering

摘　　要：针对国外某油田二元复合驱筛选出的聚合物和表面活性剂,以及该油田储层流体性质和地面建设现状,开展了二元驱配注工艺参数室内试验。通过测试聚合物的熟化时间及其流变性,以及表面活性剂和二元体系的流变性等,确定了适合国外某油田二元复合体系的配注流程、参数和污水配制二元体系的适应性,对该油田二元复合驱现场试验和后期推广应用具有重要的指导意义。In view of the polymer and surfactant chosen for SP flooding in an oversea oilfield,and the reservoir fluid properties and surface construction status of the oilfield,laboratory tests on parameter optimization of SP flooding preparation and injection process have been carried out.By testing the rheological property and maturation time of the polymer,and the rheological property of the surfactant and the SP system,the preparation and injection process,parameters and adaptability of wastewater for the SP system of the oversea oilfield have been determined,which has important guiding significance for the field test and later popularization and application of SP flooding in this oilfield.

关 键 词：二元复合驱 配注工艺 聚合物 表面活性剂 流变性 界面张力 熟化时间 

分 类 号：TE357.46[石油与天然气工程—油气田开发工程]