苏里格气田东区储层分类评价

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苏里格气田东区盒8段、山1段储层非均质性强,物性差异大,不同质量储层分布状况认识不清。利用砂岩厚度、砂地比、孔隙度、渗透率等参数,应用模糊聚类方法开展了储层分类评价。将储层划分为三类,各类储层相关参数均质为:Ⅰ类储层砂岩厚度11.4 m、砂地比0.65、孔隙度8.5%、渗透率0.7×10^-3μm^2,占16.3%;Ⅱ类储层砂岩厚度9.1 m、砂地比0.55、孔隙度6.9%、渗透率为0.32×10^-3μm^2,占27.9%;Ⅲ类储层砂岩厚度5.9 m、砂地比0.39、孔隙度5.2%、
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