[1]刘俊华,金云智,龚时雨,等.最优化方法在复杂岩性储层测井解释中的应用[J].测井技术,2008,32(06):542-544.
 LIUiuJun-hua,JINyun-zhi,GONGShi-yu.ApplicationoftheOptimizationMethodtoComplexLithologyReservoirLogInterpretation[J].WELL LOGGING TECHNOLOGY,2008,32(06):542-544.
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最优化方法在复杂岩性储层测井解释中的应用()
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《测井技术》[ISSN:1004-1338/CN:61-1223/TE]

卷:
第32卷
期数:
2008年06期
页码:
542-544
栏目:
处理解释
出版日期:
2008-12-30

文章信息/Info

Title:
ApplicationoftheOptimizationMethodtoComplexLithologyReservoirLogInterpretation
作者:
刘俊华;金云智;龚时雨;
长江大学油气资源与勘探技术教育部重点实验室;胜利油田纯梁采油厂采油二矿;
Author(s):
LIUiuJun-hua1JINyun-zhi1GONGShi-yu2
1.KeyLaboratoryofExplorationTechnologiesforOilandGasResources,MinistryofEducation,YangtzeUniversity,Jingzhou434023,China;2.OilProductionPlantNo.2OilMine,ShengliOilfieldCompanyLTD.,Zibo,Shandong257000,China
关键词:
测井解释复杂岩性储层地层组份最小二乘解共轭梯度优化迭代
分类号:
P631.84
摘要:
在综合分析多种测井解释方法的基础上,通过将测井响应方程线性化,建立多矿物地层组份测井解释模型,用Householder变换求解超定线性方程组的最小二乘解,将每一个最小二乘解作为共轭梯度优化迭代的初始值进行运算,求取复杂岩性地层组份。根据此原理用VisualC++6.0编程,并处理某地区复杂岩性的碎屑岩地层和碳酸盐岩地层的测井资料,结果表明,处理100m的井段所用时间不足1s,处理1000m的井段所用时间不足10s,计算的孔隙度与岩心分析孔隙度有很好的一致性,效果良好。

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更新日期/Last Update: 2008-12-30