三维感应线圈系极性检测方法与试验研究  

Method and Experimental Study for Polarity Detection of Coil Systems in Three-Dimensional Induction Logging Tool

作　　者：刘小玉 江有宏 白彦 张培军 刘湘政 杨皓 杨雯 LIU Xiaoyu;JIANG Youhong;BAI Yan;ZHANG Peijun;LIU Xiangzheng;YANG Hao;YANG Wen(Manufacture Company,China National Logging Corporation,Xi’an,Shaanxi 710077,China;Logging Technology Research Institute,China National Logging Corporation,Xi’an,Shaanxi 710077,China;Well Logging Technology Pilot Test Center,China National Petroleum Corporation,Xi’an,Shaanxi 710077,China)

机构地区：[1]中国石油集团测井有限公司制造公司,陕西西安710077 [2]中国石油集团测井有限公司测井技术研究院,陕西西安710077 [3]中国石油天然气集团有限公司测井技术试验基地,陕西西安710077

出　　处：《测井技术》2024年第3期348-354,共7页Well Logging Technology

基　　金：中国石油天然气集团有限公司科学研究与技术开发课题“测井装备数字孪生技术研究”(2021DJ3802);中国石油集团测井有限公司课题“先进制造关键技术研究”(CNLC2022-1A01);中国石油集团测井有限公司课题“15米仪器和阵列成像仪器性能提升研究”(CNLC2022-4D)。

摘　　要：三分量线圈系是三维感应仪器的核心部件,检测其极性的正确是保障三维感应仪器正确测量的必要步骤。为了解决三维感应仪器线圈系极性检测费时费力的问题,提出了利用幅值和相位对三维感应仪器线圈系进行极性检测的方法。应用有限元软件数值模拟仿真了移动发射天线时的响应特征,得到了线圈不同接法时响应信号的幅值变化曲线,同时仿真得到了不同频率时信号处理电路的相移特性,并在此基础上提出相应试验装置及测试方法,利用试验验证幅值和相位检测方法能够准确判断各分量线圈的极性。该方法已经在三维感应仪器中成功应用,应用效果表明可以提升三维线圈极性检测效率,保证线圈制作工艺的一致性,该成果也适用于其他感应类仪器。The three-component induction coil system is the core part of the three-dimensional induction tool,and the correct polarity detection is the necessary step to ensure the correct measurement of the three-dimensional induction tool.In order to solve the problem of time-consuming and laborious polarity detection of the coil system of threedimensional induction tool,a method of polarity detection of the coil system of three-dimensional induction tool using amplitude and phase is proposed in this paper.The response characteristics of moving transmitting antenna are simulated numerically by finite element software,and the amplitude variation curves of response signals with different connection methods are obtained.At the same time,the phase shift characteristics of the signal processing circuit at different frequencies are simulated.On this basis,the corresponding test device and test method are proposed.Experiments show that the amplitude and phase detection methods can accurately judge the polarity of each component coil.The results have been successfully applied in three-dimensional induction tool,and can also be applied to other induction tools.The application results show that it can improve the efficiency of three-dimensional coil polarity detection and the consistency of coil fabrication process.

关 键 词：三维感应 三分量线圈系 极性检测 线圈结构 数值模拟 

分 类 号：P631.84[天文地球—地质矿产勘探]