库车坳陷迪北侏罗系深部储层孔隙演化特征与有利储层评价——埋藏方式制约下的成岩物理模拟实验研究

冯佳睿, 高志勇, 崔京钢, 周川闽

Reservoir Porosity Evolution Characteristics and Evaluation of the Jurassic Deep Reservoir from Dibei in Kuqa Depression: Insight from Diagenesis Modeling Experiments Under the Influence of Burial Mode

Jiarui Feng, Zhiyong Gao, Jinggang Cui, Chuanmin Zhou

表6 库车迪北侏罗系粗砂岩成岩物理模拟实验黏土矿物相对含量统计表

Table 6 The clay minerals relative content of the coarse sandstone samples from Dibei in Kuqa depression

序号 黏土矿物相对含量/% 实验条件 伊/蒙混层 伊利石 绿泥石 高岭石 温度/℃ 压力/MPa 深度/m 1 20 36 10 34 300.0 110.00 2 000 2 32 41 19 8 325.0 123.50 2 500 3 32 44 17 7 350.0 137.50 3 000 4 33 34 25 8 375.0 165.00 4 000 5 / 33 / / 387.5 178.50 4 500 6 50 33 12 5 400.0 192.50 5 000 7 51 32 12 5 412.5 206.25 5 500 8 51 30 14 5 425.0 220.00 6 000 9 16 58 18 8 437.5 233.75 6 500 10 61 31 5 3 400.0 192.50 5 000 11 23 56 13 8 387.5 178.50 4 500