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C/O能谱测井非弹谱的解析方法软件及应用

庞巨丰 李敏 严正国

庞巨丰, 李敏, 严正国. C/O能谱测井非弹谱的解析方法软件及应用[J]. 原子核物理评论, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
引用本文: 庞巨丰, 李敏, 严正国. C/O能谱测井非弹谱的解析方法软件及应用[J]. 原子核物理评论, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
PANG Ju-feng, LI Min, YAN Zheng-guo. New Analyzing Method & Software and Applications of Enelastic Spectra from C/O Spectrometry Log[J]. Nuclear Physics Review, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
Citation: PANG Ju-feng, LI Min, YAN Zheng-guo. New Analyzing Method & Software and Applications of Enelastic Spectra from C/O Spectrometry Log[J]. Nuclear Physics Review, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067

C/O能谱测井非弹谱的解析方法软件及应用

doi: 10.11804/NuclPhysRev.22.01.067

New Analyzing Method & Software and Applications of Enelastic Spectra from C/O Spectrometry Log

  • 摘要: 报道了快中子非弹性散射γ能谱测井, 非弹γ谱的新解析方法软件及应用. 新的解析方法包括:以标准非弹γ谱为基础, 对用NaI(Tl)探测器记录的256道地层非弹γ谱, 作定量解析, 求出各主要元素产额的方法; 以及求新的C/O和Ca/Si比的方法. 可同时求出三种C/O和Ca/Si比值, 即碳氧产额比、 重量百分含量比和原子比;钙硅比也如此. 所设计的软件功能强, 对于孔隙度为35%、 100%油饱和砂岩地层与100%水饱和砂岩地层(刻度井模型地层), 碳氧原子比之差值>0.33, C/O测井油水差值提高了60%以上, 并求得了地层的含油饱和度. 取得了国内首创和领先的成果. In this paper, the new analyzing method & software and applications of enelactic spectra from Carbon/oxygen spectrometry log is reported. It were included that enelastic Gammaray spectra(256 channels)of the formations by NaI(Tl) detector were analyzed quantitatively based on standard enelastic spectra, the methods which the ratio of elements yields and new ratio of C to O & of Ca to Si, the ratio of yield of C to O and the ratio of weight percent of C to O and the ratio of atoms C to O were found, and the corresponding ratio of Ca to Si were found simultaneously in new analyzing method. The differencevalue of the ratio of atoms C to O is greater than 0. 33 between 100% oil saturation and 100% water saturation in sandstone formation for porosity is thirtyfife percent. The differencevalue between oil and water increase by a factor of 60%. In addition oil saturations curves changed with the depth were computed.
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  • 收稿日期:  1900-01-01
  • 修回日期:  1900-01-01
  • 刊出日期:  2005-03-20

C/O能谱测井非弹谱的解析方法软件及应用

doi: 10.11804/NuclPhysRev.22.01.067

摘要: 报道了快中子非弹性散射γ能谱测井, 非弹γ谱的新解析方法软件及应用. 新的解析方法包括:以标准非弹γ谱为基础, 对用NaI(Tl)探测器记录的256道地层非弹γ谱, 作定量解析, 求出各主要元素产额的方法; 以及求新的C/O和Ca/Si比的方法. 可同时求出三种C/O和Ca/Si比值, 即碳氧产额比、 重量百分含量比和原子比;钙硅比也如此. 所设计的软件功能强, 对于孔隙度为35%、 100%油饱和砂岩地层与100%水饱和砂岩地层(刻度井模型地层), 碳氧原子比之差值>0.33, C/O测井油水差值提高了60%以上, 并求得了地层的含油饱和度. 取得了国内首创和领先的成果. In this paper, the new analyzing method & software and applications of enelactic spectra from Carbon/oxygen spectrometry log is reported. It were included that enelastic Gammaray spectra(256 channels)of the formations by NaI(Tl) detector were analyzed quantitatively based on standard enelastic spectra, the methods which the ratio of elements yields and new ratio of C to O & of Ca to Si, the ratio of yield of C to O and the ratio of weight percent of C to O and the ratio of atoms C to O were found, and the corresponding ratio of Ca to Si were found simultaneously in new analyzing method. The differencevalue of the ratio of atoms C to O is greater than 0. 33 between 100% oil saturation and 100% water saturation in sandstone formation for porosity is thirtyfife percent. The differencevalue between oil and water increase by a factor of 60%. In addition oil saturations curves changed with the depth were computed.

English Abstract

庞巨丰, 李敏, 严正国. C/O能谱测井非弹谱的解析方法软件及应用[J]. 原子核物理评论, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
引用本文: 庞巨丰, 李敏, 严正国. C/O能谱测井非弹谱的解析方法软件及应用[J]. 原子核物理评论, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
PANG Ju-feng, LI Min, YAN Zheng-guo. New Analyzing Method & Software and Applications of Enelastic Spectra from C/O Spectrometry Log[J]. Nuclear Physics Review, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067
Citation: PANG Ju-feng, LI Min, YAN Zheng-guo. New Analyzing Method & Software and Applications of Enelastic Spectra from C/O Spectrometry Log[J]. Nuclear Physics Review, 2005, 22(1): 67-71. doi: 10.11804/NuclPhysRev.22.01.067

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