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阵列感应(AIT)测井响应的连续反演
Sequent inversion for the logging data of array induction tool(AIT)
【摘要】 构建了基于分辨率匹配信号处理的AIT反演方法.该方法用数值模式匹配方法计算测井响应,并进行真分辨率合成和分辨率匹配处理,再将分辨率匹配后的数据直接用于反演计算.该方法实现了对测井曲线的自动分层和连续反演,而且分辨率匹配曲线具有相同的分辨率和较好的围岩校正,有利于提高反演的可信度.
【Abstract】 An inversion algorithm of array induction tool(AIT) was modeled based on the signal treatment method of resolution match.In the present inversion method,the synthesizing and matching of resolution were introduced while the logging responses were calculated using the numerical mode matching method,then the resolution-match data were used in the inversion program directly.The automatic layered treatment and sequent inversion for the logging curves were realized.The present method can give reliable results because resolution of the resolution-match curves is the same and the effects of bed were removed during the treatment of resolution match.
【Key words】 array induction tool; well logging; inversion; resolution match;
- 【文献出处】 地球物理学进展 ,Progress in Geophysics , 编辑部邮箱 ,2006年04期
- 【分类号】P631.81
- 【被引频次】9
- 【下载频次】328