Evaluation method for permeability resistance level of reservoir discontinuous boundary

The invention discloses an evaluation method for the permeability resistance level of a reservoir discontinuous boundary. The method comprises the following steps: establishing a multi-attribute data standardization model; establishing a data stack between the attributes of the reservoir discontinuo...

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Hauptverfasser: HE MINGWEI, ZHANG JINGYU, DONG JIANHUA, FAN HONGJUN, ZHANG XIANWEN, WANG HAIFENG, DU XIN, TIAN NAN, WANG XIABIN, XIAO DAKUN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses an evaluation method for the permeability resistance level of a reservoir discontinuous boundary. The method comprises the following steps: establishing a multi-attribute data standardization model; establishing a data stack between the attributes of the reservoir discontinuous boundaries and the multi-parameter attributes, raising the dimensions to extract associated features, and reducing the dimensions through feature mapping to obtain a feature map library; and performing feature evaluation according to the feature matrix w and the attribute graph to obtain an evaluation grade. According to the evaluation method for the permeability resistance level of the discontinuous boundary of the reservoir, the problem that the permeability resistance level of the discontinuous boundary of the reservoir is not clearly known due to the phenomena of weak difference of seismic characteristics and the like in a conventional discontinuous prediction method is solved, and meanwhile, the man-made in