X凹陷A构造低阻气层成因机理分析
程仁杰, 孙建孟, 刘建新, 迟蓬, 吕馨頔, 胡文亮, 付焱鑫, 赵文兵

Genetic mechanisms of low-resistivity gas zones in structure A of sag X
CHENG Ren-Jie, SUN Jian-Meng, LIU Jian-Xin, CHI Peng, Lyu Xin-Di, HU Wen-Liang, FU Yan-Xin, ZHAO Wen-BING
表2 A-2井岩心物性分析资料统计
Table 2 Analysis of core porosity and permeability of A-2 well
层段 埋深/m 样品数 孔隙度分布/% 孔隙度均值/% 渗透率均值/mD
Q3b 3429~3550 294 8.1~9.0 8.4 1.50
Q3c上部 3592~3608 6 8.5~19.3 14.5 2.54
Q3c下部 3611~3659 14 8.3~12.0 11.0 1.63
Q4b 3810~3868 233 8.6~12.1 9.729 0.911