准噶尔盆地SN31井区白垩系清一段一砂组沉积相及储层主控因素分析

王毅,李俊飞,彭家琼,魏璞,唐宏,张顺存,郭晖

Fine analysis of sedimentary facies and main controlling factors of reservoir in the first sand group of 1st member of Cretaceous Qingshuihe Formation in SN31 well area of Junggar Basin

Yi WANG,Jun-fei LI,Jia-qiong PENG,Pu WEI,Hong TANG,Shun-cun ZHANG,Hui GUO

图6 SN31井区清一段一砂组储层孔隙结构特征 （a）石南31井，2 616.42 m，压汞曲线特征，孔隙度为15.2%，渗透率为5.81×10-3 μm2; (b)研究区清一段一砂组储层平均孔喉半径分布直方图

Fig.6 The pore structure of 1st member of Cretaceous Qingshuihe Formation in SN31 well area