致密砂岩气藏多层系水平井立体开发技术——以鄂尔多斯盆地致密气示范区为例
王华,崔越华,刘雪玲,强阵阵,王世成

Multi-layer horizontal wells development for tight sandstone gas reservoir: Case study of tight gas reservoir model zone in Ordos Basin
Hua WANG,Yue-hua CUI,Xue-ling LIU,Zhen-zhen QIANG,Shi-cheng WANG
表1 致密气示范区盒8段、山1段气藏有利区优选标准
Table 1 Optimization criteria for favorable areas of lower He8 and Shan1 members gas reservoirs in tight gas demonstration area

参数

气藏

砂层厚度/m气层厚度/m孔隙度/%

渗透率

/(10-3 μm2

含气饱和度/%

地层系数

/(10-3 μm2

储能系数/m

有利沉

积微相

盒8>15>10>9>0.8>65>5>0.25心滩、分流河道
山1段>10>8>9>0.5>67>4>0.25河道