二维核磁共振测井正反演模拟软件设计与应用  

DESIGN AND APPLICATION OF 2D NMR LOGGING FORWARD AND INVERSION SIMULATION SOFTWARE

作　　者：张家成 张宫[1] 黄若坤[2] 覃莹瑶 Zhang Jiacheng;Zhang Gong;Huang Ruokun;Qin Yingyao(Key Laboratory of Exploration Technologies for Oil and Gas Resources of Education Ministry,Yangtze University,Wuhan 430100,Hubei,China;arim Oilfield Exploration and Exploitation Research Institute,Korla 841000,Xinjiang,China)

机构地区：[1]长江大学油气资源与勘探技术教育部重点实验室,湖北武汉430100 [2]塔里木油田分公司勘探开发研究院,新疆库尔勒841000

出　　处：《计算机应用与软件》2020年第8期21-26,102,共7页Computer Applications and Software

基　　金：湖北省教育厅科学研究计划项目(Q20181320)。

摘　　要：研发一套二维核磁共振测井正反演模拟软件,进行T 2-D、T 2-T 1、T 2-G等多种二维模式的正反演数值模拟。软件包括流体参数设置模块、回波采集模块和二维谱反演模块,可以构建精细的二维分布谱,模拟二维回波采集以及对二维反演进行精细研究。同时模拟四种不同流体的核磁共振弛豫过程,对各类核磁共振属性进行单参量影响因素分析,通过实时可视化图形显示,可以直观地看到各种参数变化对弛豫过程的影响。该软件使用简单、结果准确,可以为二维核磁共振相关工作提供高效的研究手段。This paper develops a set of forward and inversion simulation software for 2-D NMR logging,which can perform the forward and inversion of T2-D,T2-T1,T2-G and other 2-D models.The software includes fluid parameter setting module,echo acquisition module and two-dimensional spectral inversion module.It can construct a fine two-dimensional distribution spectrum,simulate two-dimensional echo acquisition and carry out fine research on two-dimensional inversion.The NMR relaxation process of four different fluids was simulated simultaneously,and the single parameter influencing factors of various NMR attributes could be analyzed.Through real-time visualization,we could directly see the influence of various parameter changes on the relaxation process.The software is simple to use and the results are accurate.It can provide an efficient research means for the related work of two-dimensional NMR.

关 键 词：二维核磁共振 数值模拟 仿真软件 回波串 

分 类 号：TP3[自动化与计算机技术—计算机科学与技术]