中原文留油田CO_2吞吐现场评价
A field evaluation of CO_2 huff and puff in Wenliu oilfield, Zhongyuan oil region
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摘要: 综合分析了中原文留油田CO2吞吐中油藏变量及操作变量对CO2吞吐效果的影响,总结了一套较为完善的CO2吞吐工艺技术,从工艺上解决了吞吐后油井出砂、气大等问题。Abstract: This paper comprehensively analyzes the influences of the reservoir variables and performance variables on the effects of CO_2 huff and puff in Wenliu oilfield in Zhongyuan oil region, and summarizes a relatively complete set of technologies of CO2 huff and puff. The major problems of sand production and gas production of oil wells after CO_2 huff and puff are successfully solved.