测井绞车磁化对于自然电位测井的干扰及消磁方法  

Degaussing method of solving spontaneous potential logging disturbance cased by logging winch magnetized

作　　者：董学凯[1] 董强龙[1] 郝小清[1] 

机构地区：[1]中国石化集团华北石油局测井公司

出　　处：《石油仪器》2011年第5期56-57,61,共3页Petroleum Instruments

摘　　要：文章就测井绞车磁化对自然电位测井曲线的干扰进行研究。通过分析绞车磁化部位及原因,提出了利用电磁振荡法进行消磁的措施,通过实践验证,该方法用于解决由测井绞车磁化引起的自然电位曲线干扰问题具有良好的应用效果。The study of disturbance of spontaneous potential curves cased by magnetized logging winch is conducted in this paper.According to analysis of parts and causes of logging winch magnetized,the methods of electromagnetic oscillation used to degaussing are proposed.The methods have been effectively applied in practice to solve the logging winch SP logs for magnetic interference.

关 键 词：测井绞车 磁化 自然电位测井 干扰 消磁方法 

分 类 号：P631.84[天文地球—地质矿产勘探]