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发明授权
CN107807407B 一种油气区带有效性评价方法和装置 有权

一种油气区带有效性评价方法和装置
摘要：
本发明提供的一种油气区带有效性评价方法和装置，所述油气区带有效性评价方法包括：获取目的层段的控因参数分布，其中所述控因参数包括：地层倾角、断层、与烃源岩有效生烃范围有效的不整合、储层厚度、盖层厚度、生油丰度、生气丰度；获取工业价值油气藏的评价参数下限值，其中，所述评价参数包括：储层厚度、孔隙度、盖层厚度、生油丰度、生气丰度；根据所述控因参数分布获取每个网格坐标点的成藏参数值；根据所述网格坐标点的所述评价参数、所述评价参数下限值和所述成藏参数值获取每个所述网格坐标点的评价参数处理值；根据所述网格坐标点的评价参数处理值获取所述目的层段的区带评价值。本发明提供一种能提高评价符合率的油气区带有效性评价方法和装置。
摘要（英）：

The present invention provides an oil and gas zone effectiveness evaluation method and apparatus. The oil and gas zone effectiveness evaluation method comprises: obtaining a controlling factor parameter distribution of a target interval, wherein the controlling factor parameter includes: stratum dip angle, fault, unconformity within an effective hydrocarbon generation range, reservoir thickness, cap rock thickness, oil generation, abundance and gas generation abundance; obtaining an evaluation parameter lower limit value of an industrial oil and gas reservoir, wherein the evaluation parameter includes: reservoir thickness, porosity, cap rock thickness, oil generation abundance and gas generation abundance; obtaining an accumulation parameter value of each grid coordinate point according to the controlling factor parameter distribution; obtaining an evaluation parameter processing value of each grid coordinate point according to the evaluation parameter, the evaluation parameter lower limit value and the accumulation parameter value of the grid coordinate point; and obtaining a zone evaluation value of the target interval according to the evaluation parameter processing value of the grid coordinate point. The present invention provides an oil gas zone effectiveness evaluation method and apparatus that is capable of improving the evaluation coincidence rate.

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