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On the Inverted Frequency Spectrum Identification Method of the Water Flooded Layer
Author(s): 
Pages: 144-145,172
Year: Issue:  2
Journal: WELL LOGGING TECHNOLOGY

Keyword:  水淹层倒频谱低电阻率油层吐哈盆地;
Abstract: 储集层孔隙度和电阻率曲线间微差信号蕴涵着含油气性信息.通过求取其微差信号的倒频谱提取储集层流体类型信息,对水淹层进行识别.基于测井微差信号的倒频谱特征水淹层识别方法对低电阻率油层有较强的识别能力.倒频谱是频域信号的傅里叶再变换.输出倒谱(测井响应)是输入倒谱(流体)与系统脉冲响应函数倒谱(地层骨架)之和.
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