柯克亚凝析油气藏开发方法数值模拟研究
Xinjiang Petroleum Geology（2007）
Abstract
柯克亚凝析气田上油组西四二-西五一气藏是低渗透凝析气藏.为了合理开发该类气藏,进行了布井方式和水平井开采对比研究.在保持西四二-西五一凝析气藏构造主体格局、储集层基本特征与流体相态性质不变的前提下,建立相似的高低渗透混合分布的理想模型.数值模拟研究表明,在相对高渗区布井既有利于高渗透区油气的采出,也有利于低渗透区油气的采出;水平井的单井产能高,生产压差小,可明显提高干气采收率和凝析油采收率,并有效缩短开采年限.
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Key words
Kekeya condensate gas field,Yecheng,low permeability,condensate reservoir,exploitation study,numerical simulation
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