随钻电阻率的原理与应用  

THE PRINCIPLE AND APPLICATION OF INDUCTION RESISTIVITY TOOL WHILE DRILLING

作　　者：李锋[1] 李闪[2] 

机构地区：[1]胜利油田河口采油厂四矿 [2]胜利油田钻井工艺研究院自动化所

出　　处：《钻采工艺》2004年第5期13-15,共3页Drilling & Production Technology

摘　　要：介绍了TRIM(ToolResistivityInductionMWD)工具的工作原理,通过在河口采油厂河100-斜23井等3口井的使用,确保轨迹在有效产层中钻进,大大节省了钻井施工时间,降低钻井成本超过50万,测量曲线与电测曲线比较,显示出对地层电阻率较好的响应,进一步展示了TRIM工具在钻井行业的适用性。The paper presents the working principle of the TRIM(Tool Resistivity Induction MWD)system.Through field application in 3 wells of Hekou Oil Production Plant,the results show that the TRIM tool can ensure normal drilling in effective pay,save drilling time and decrease drilling cost.Combined MWD system with Gamma Ray Tool,TRIM system has better reflection to formation resistivity.It will have a wide application prospects in drilling operation.

关 键 词：电阻率 随钻测量仪 感应测井工艺 测井资料 孔隙度 地层 电磁场 

分 类 号：TE249.5[石油与天然气工程—油气井工程]