随钻阵列电磁波电阻率测井仪关键参数的选择与特点  

Key parameter selection and characteristics for array EWR logging while drilling apparatus.

作　　者：马哲[1] 林楠[1] 杨锦舟[1] 

机构地区：[1]胜利石油管理局钻井工艺研究院

出　　处：《录井工程》2008年第3期44-49,共6页Mud Logging Engineering

基　　金：国家863项目"随钻测井核心探测器关键技术研究"(编号:2006AA06105)部分研究成果

摘　　要：从钻铤结构、发射频率、发射—接收天线间距和天线线圈数量等方面介绍了随钻阵列电磁波电阻率测井仪关键部件的特点,阐述了发射频率、间距、源距等主要参数的选择原则以及发射频率、间距、源距、线圈数量、钻铤结构与仪器探测深度之间的关系。通过综述国外5家公司的产品特性,提出了下一代随钻电磁波电阻率测井仪的开发研究方向。From the aspects of drill collar structure,emission fre- quency,emitting-receiving antenna space,and antenna coil number etc.,the key parts' characteristics of array EWR logging while drilling apparatus were introduced,the selec- tion principle for emission frequency,space length,spacing and other important parameters,and the relations between emission frequency,space length,spacing,coil number, collar structure and apparatus' depth of investigation were expounded.Through summing up product properties of five overseas companies,the study direction for developing next- generation EWR logging while drilling apparatus was put forward.

关 键 词：随钻阵列电磁波电阻率测井仪 钻铤结构 发射频率 发射-接收天线间距 探测深度 

分 类 号：TE271[石油与天然气工程—油气井工程] P631.83[天文地球—地质矿产勘探]