多尺度河流相致密砂岩储集层表征及控制因素分析:以苏里格气田下石盒子组8段为例*
毕明威1, 孙娇鹏2, 陈世悦3, 周兆华4, 张满郎4, 钱爱华4

Multiscale description and controlling factors analyses of fluvial tight reservoir: a case study on the 8th Member of Lower Shihezi Formation in Sulige gas field, Ordos Basin
BI Mingwei1, SUN Jiaopeng2, CHEN Shiyue3, ZHOU Zhaohua4, ZHANG Manlang4, QIAN Aihua4
鄂尔多斯盆地苏里格气田苏6区块盒8段致密砂岩储集层不同渗透率的样品恒速压汞孔喉特征 A—不同半径喉道对渗透率贡献百分比; B—恒速压汞实验毛管压力曲线。 K =0.001×10-3 μm2、0.017×10-3 μm2、0.03×10-3 μm2的样品为细粒岩屑砂岩, K =0.05×10-3 μm2的样品为中粗粒岩屑砂岩, K =0.06×10-3 μm2的样品为中粗粒岩屑石英砂岩