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
山西保德扒楼沟下石盒子组下部辫状河剖面沉积及物性特征 A—山西保德扒楼沟剖面下石盒子组辫状河河床亚相沉积; B—粗粒岩屑砂岩,溶蚀孔隙发育,单偏光; C—中至细粒岩屑砂岩,溶蚀孔隙不发育,单偏光; D—心滩块状砂体与侧缘河道充填砂体物性变化特征。B、C薄片采样位置见 图3 。①为心滩砂体,②为河道充填砂体,③为落淤层