Fengbao Liu

Nov 14, 2024 | mdpi.com | Fengbao Liu |Da Wei Yin |Jinsheng Sun |Xiao Luo

1. IntroductionAt present, the situation of oil reservoirs in China is complex, and the burial of crude oil reservoirs is gradually deepening. The difficulty of development is increasing, and major oil fields are also generally entering a period of medium to high water cut. Profile control and water shutoff technology for medium and high water cut reservoirs have become the key to improving the crude oil recovery rate in major oilfields [1].