防水锁聚合物钻井液在大庆油田低渗透储层的应用  

Application of Anti Water Lock Drilling Fluid in Low Permeability Reservoirs of Daqing Oilfield

作　　者：丁伟[1] 王娇[1] 谢建波[2] 滕飞 

机构地区：[1]东北石油大学化学化工学院,黑龙江大庆163318 [2]中石油辽河油田分公司欢喜岭采油厂,辽宁盘锦124000 [3]东北石油大学石油工程学院,黑龙江大庆163318

出　　处：《精细石油化工进展》2013年第4期18-20,共3页Advances in Fine Petrochemicals

基　　金：中油大庆油田公司"古龙西地区储层损害机理及保护措施研究"项目部分内容(Dq-1204003 201-js-318)

摘　　要：对大庆油田龙西地区进行了储层保护技术研究,通过室内实验对储层损害机理进行分析,并对防水锁剂进行优选和评价,优选出的防水锁剂OP-10能显著降低滤液界面张力。KCl聚合物钻井液的现场应用结果表明:井径规则,施工顺利,渗透率恢复值达到88.14%。Reservoir protection technologies investigation were carried out in Longxi Area of Daqing Oilfield,laboratory tests were conducted to analyze the mechanism of reservoir damage,and an anti water lock agent OP-10 which can reduce the interfacial tension of filtrate significantly was selected by optimizing and evaluating the water lock agents.The field application of KCl polymer drilling fluid have shown that the borehole diameter was regular,the construction was successful,and the permeability recovery was as high as 88.14%.

关 键 词：聚合物钻井液 低渗透储层 防水锁剂 大庆油田 

分 类 号：TE254[石油与天然气工程—油气井工程]