Research results are as following: The force model of oil droplet was established and the pathway of oil droplet was simulated based on the DPM model.

• 本文的研究对象为一种典型的卧式油气分离器。本文的主要研究工作及结论为： 建立了油滴的受力模型，应用欧拉-拉格朗日DPM模型数值模拟了油滴的运动轨迹；