The two microscopic models and core flooding results indicated that Gemini surfactants solution have high oil displacement efficiency and wettability of solid surface also influences oil displacement efficiency a lot.

• 结合两种微观模型和岩心驱油结果表明,双子表面活性剂具有很高的驱油效率; 润湿性对驱油效率具有很大的影响;