Chang 2 reservoir of Qingpingchuan oil field, located in the eastern Shanbei slope of the Erdos Basin, is a typical low penetrability oil reservoir.

• 摘要通过对岩石矿物、储层物性、油层敏感性和水驱油效果分析，在储层地质研究基础上，评价青平川油田长2油藏注水开发效果。