应用产出水代替海水或河流水进行回注 ,以保持油藏压力 ,已成为一种发展趋势 ,因为它可以减少污染 ,结垢少 ,油藏中形成Ｈ2 Ｓ的风险也小。随着人们对环境保护问题的日益关注 ,生产者开始考虑将所有的产出水回注到指定的处理井中。美国Ｔｒｏｌｌ油田试验区的系统安装于1 999年 The use of produced water instead of seawater or river water for reinjection to maintain reservoir pressure has become a trend because it reduces pollution and reduces fouling and the risk of H2S formation in reservoirs is small. As people are increasingly concerned about the issue of environmental protection, producers began to consider the injection of all produced water back into designated treatment wells. The system of the Troll field trial area in the United States was installed in 1999