In order to improve oil displacement efficiency of infusing agents and precisely to predict the three dimensional distribution about residual oil, taking the sand body of PⅠ2 individual meandering river-channel in Putaohuareservior of Daqing Oilfield as a
In order to improve oil displacement efficiency of infusing agents and precisely to predict the three dimensional distribution about residual oil, taking the sand body of PⅠ2 individual meandering river-channel in Putaohuareservior of Daqing Oilfield as a
摘要为了进一步提高注入剂驱油效率以及准确预测储层中剩余油在三维空间的分布，以大庆油田葡萄花油层组PⅠ2小层曲流河道砂体为例，通过对曲流河道砂体内部薄夹层构形及渗透率垂向分布的差异性分析，在排除开发因素差异的同井单砂体分析条件下，提出了单砂体内部薄夹层空间构形、渗透率垂向序列与重力因素共同控制剩余油分布、驱油效率多段垂向序列模式。