基于成像测井的深层陆相页岩油储层天然裂缝有效性评价

杜晓宇, 金之钧, 曾联波, 刘国平, 杨森, 梁新平, 陆国青

Evaluation of natural fracture effectiveness in deep lacustrine shale oil reservoirs based on formation microresistivity imaging logs

Xiaoyu DU, Zhijun JIN, Lianbo ZENG, Guoping LIU, Sen YANG, Xinping LIANG, Guoqing LU

图12 玛湖凹陷A井不同方位的张开裂缝开度分布箱形图（a）及裂缝方位与最大水平主应力方向间夹角和平均裂缝开度关系（b）

Fig.12 Box plot illustrating the aperture distribution of open fractures with different orientations （a） and the relationship of the average fracture aperture with the included angle between the fracture orientations and the direction of the maximum horizontal principal stress （b） in well A in the Mahu Sag