鄂尔多斯盆地华池地区延长组7段页岩油储层孔隙结构特征及控制因素

黄伟凯,周新平,刘江艳,贺彤彤,马晓峰,陶辉飞,李树同,郝乐伟

Characteristics and controlling factors of pore structure of shale in the seventh member of Yanchang Formation in Huachi area, Ordos Basin

Weikai HUANG,Xinping ZHOU,Jiangyan LIU,Tongtong HE,Xiaofeng MA,Huifei TAO,Shutong LI,Lewei HAO

图1 鄂尔多斯盆地长7段沉积期湖盆中心分布（a）及长7段岩性地层柱状图（b）（据文献［16，22］修改）
（a）长7段沉积期湖盆中心分布图；（b）长7段岩性地层柱状图

Fig.1 Central distribution of lake basin（a） and lithologic and stratigraphic bar chart of the seventh member of Yanchang Formation in Ordos Basin（b）（modified according to Refs.^{［16，22］）}