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Keywords neutron log;MCNP;detector;efficiency;sandstone formation;data model;research; 核测井;蒙特卡罗;探测器;效率;砂岩地层;数值模拟;研究;
The neutron log is primarily resposive to the amount of hydrogen in the formation. 中子测井对岩层的氢含量有显著反映。
The neutron log is primarily responsive to the amount of hydrogen in the formation. 中子测井对岩层的氢含量有显著反映。
Using gamma ray log, neutron log, density log and sonic log, with the algorithm of fuzzy clustering, we can realize lithology recognition. 摘要利用测井数据中的自然伽玛、中子、声波和密度测井曲线所蕴含的岩性信息，用模糊聚类算法实现岩性的自动划分。
Keywords Neutron activation log Neutron source Fluorite; 中子活化测井;中子源;萤石;
Starting discussion on calibration points of Compensated Neutron Log,this paper proposes that spline interpolation, instead of conventional regression fitting,is used to build the response equation of CNL. 本文从对补偿中子测井实验刻度点的讨论出发,提出用样条插值方法而不是通常回归拟合方法来构造补偿中子响应方程。
Based on the different responses of compensated neutron log (CNL) in the gas reservoir before and after mud filtrate invasion, the authors designed the test of time-lapsed CNL in cased hole. 根据泥浆侵入气层前后补偿中子测井响应值的变化 ,设计了套管井内补偿中子时间推移测井试验。
LWD neutron logging takes an important part in logging-while-drilling(LWD). 随钻中子测井在随钻测井中占有重要地位。
Compensated neutron log (CNL) and other conventional logging analog signals, pulse signals can be acquired. 该系统可对岩性密度和自然伽马能谱进行多道幅度分析，并对补偿中子测井信号及所有井下常规模拟信号、脉冲信号进行数字化采集。
Combined with log response, it can be identified efficiently by gamma ray logging curve, neutron logging curve and density logging curve. 结合测井响应，可以从自然伽马、中子、密度测井曲线对储层岩性进行有效识别。
Keywords neutron;refraction;Schrodinger equation; 中子;折射;薛定谔方程;
The sensitivity of compensated neutron logging(CNL) tool is researched(using) Monte-Carlo method. 本工作对补偿中子石油测井仪器的灵敏度进行蒙特卡罗方法数值模拟研究。
Various measuring results of model machine of array neutron logging in the model are introduced simultaneously. 同时介绍了阵列中子测井样机在模型井中的各种测量结果。
C/O logging method is a newly pulse neutron logging,it has been widely used in the oil field to estimate the porosity and lithology of the formation. 碳氧比能谱测井是一种新型的脉冲中子测井方法,在油田广泛推广用于评价储集层孔隙度和岩性,确定含油饱和度。
Keywords neutron well legging numerical simulatio;correction chart; 关键词中子测井;数值模拟;校正图版;
Keywords neutron activation analysis;milk;organohalogen; 中子活化分析;牛奶;有机卤素;
Keywords neutron generator;time spectrum;TTLC;print/plot; 中子发生器;检测仪;时间谱;TTLC;打印／绘图;
Keywords neutron humidity apparatus;decelerate-diffuse; 中子测水;减速扩散;
Effect of Gas in the Sand-mudstone Layer on Compensated Neutron Log 砂泥岩地层中气体对补偿中子测井的影响
Keywords compensated neutron log（CNL）;sand-mudstone formation;Monte Carlo method;gas saturation;excavation effect; 补偿中子测井;砂泥岩地层;蒙特卡罗方法;含气饱和度;挖掘效应;