Abstract: Based on the behaviour of North China Oil Field,a three phase model of oil,gas and water coning has been developed.The model is used for analysis of Su Qiao oilfield with gas cap and oil ring.A compariston between the different development programmes of this sort of fields is made and factors of influence on the development are calculated.The model played a good part in development of the oil field.

摘要： 根据华北油田特点;编制了油气水三相锥进模型,用这个模型对苏桥带油环的气顶油田进行了计算,对于这类油气田开发的特点和影响因素进行了对比计算,为开发好这类油气田起到了一定的作用.