Petrochina Company Limited

Guangzhen Chu

Yong Hu

Weigang Huang

Yongxin Han

Xizhe Li

Xuan Xu

Zhenhua Guo

Haifa Tang

Yunsheng Wei

Yunhe Su

Yujin Wan

Chunyan Jiao

The invention provides a physical simulation experimental device and method for water invasion and drainage gas recovery in gas reservoir, and the experimental device includes: a heterogeneous reservoir model having a first core holder, a second core holder, a third core holder and a fourth core holder, wherein the third core holder is connected between the first core holder and the second core holder, and the fourth core holder is connected between an outlet end of the first core holder and an outlet end of the second core holder; a gas injection mechanism having a gas injection bottle and a gas injection cylinder; a water body simulation mechanism having a water storage tank and a water injection pump. The invention can simulate and reveal different drainage gas recovery modes, timings, scales and their influences on the recovery ratio of the gas reservoir.

Physical simulation experimental device and method for water invasion and drainage gas recovery in gas reservoirs

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Beijing, China

Guangzhen Chu