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Study on Glutenite Reservoir Lithology Identification in Lishu Fault
Pages: 269-273
Year: Issue:  3
Journal: Well Logging Technology

Keyword:  log interpretationglutenitelithology identificationprincipal component analysislithology identification indexLishu fault;
Abstract: 以梨树断陷砂砾岩储层为研究对象,结合岩心、EMI成像图及常规测井曲线,建立砂砾岩岩性与测井响应的关系.利用主成分分析得出主因子F;利用常规测井曲线中自然伽马、声波时差及岩性参数N构造出岩性识别指数L,结合主因子F和岩性识别指数L建立砾质、砂质、泥质储层的测井响应一岩石类别模式.与自组织神经网络、模糊聚类及主成分分析方法进行对比,该方法具有较高的识别符合率,能够满足实际生产需求.
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