[1]刘振华,林豪,罗俊.横向电阻率测井反演计算[J].测井技术,1999,23(06):433-437.
 Liu Zhenhua,Lin Hao,et al.Inversion of Departure Resistivity Log[J].WELL LOGGING TECHNOLOGY,1999,23(06):433-437.
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横向电阻率测井反演计算()
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《测井技术》[ISSN:1004-1338/CN:61-1223/TE]

卷:
第23卷
期数:
1999年06期
页码:
433-437
栏目:
出版日期:
1999-12-30

文章信息/Info

Title:
Inversion of Departure Resistivity Log
作者:
刘振华林豪罗俊
西安石油学院,胜利油田地质科学研究院,西安石油学院
Author(s):
Liu Zhenhua Lin Hao et al
关键词:
电阻率测井反演侵入带收敛模型
分类号:
P631.8
摘要:
利用有限元方法建立了包含井眼、侵入带、上下围岩和目的层的横向测井电阻率响应数值计算模型,利用阻尼最小二乘法建立了相应的快捷、有效的反演算法,根据横向测井的电阻率响应同时反演地层电阻率、侵入带电阻率和侵入带半径。该算法对于3个或4个梯度电极系(或电位电极系)的测井结果均适用。讨论了模型算法对初值的依赖性,当初值在较大范围内变化时,反演结果均能在真值或真值附近收敛。

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更新日期/Last Update: 1999-12-30