The flow unit method is used to study behaviors of reservoirs.The interlayer heterogeneous models were designed, according to the characters of detrital reservoir.

• 根据流动单元渗流特征的定义,设计了层间非均质实验模型,研究了相同水动力条件下不同渗透率级差模型的水驱油渗流规律和水淹规律。