The paper also takes the real productions data as an example and calculates the size of water body and natural water recovery rate in the cretaceous reservoir of Hongnan Oil Field by the reservo.

• 并以实际生产数据为例,分别采用了容积法、油藏数值模拟法和油藏工程法计算了红南油田白垩系油藏的水体大小及天然水驱采收率。