增强恢复能力

研究评估二氧化碳流动控制优化期间的二氧化碳储存潜力

在本文中,作者评估了使用多种注入策略同时优化二氧化碳封存和石油采收率。

来自井的岩心样本。 用于地质岩石取样的岩心钻探。
资料来源:盖蒂图片社。

通过泡沫技术控制CO 2流动性,可以提高波及效率,从而在提高采收率 (EOR) 过程中提高石油生产率。随着石油产量的提高,原位产生的泡沫在提高CO 2储存方面存在良好的潜力。然而,不同的原位泡沫产生策略对最大石油产量和碳储存综合目标的影响在文献中尚未得到很好的阐明。在整篇论文中,作者系统地评估了使用多种注入策略同时优化 CO 2储存和石油采收率。

介绍

目前的研究是之前两项研究的延续,这两项研究提供了一种筛选和使用发泡剂以优化砂岩和碳酸盐岩地层中 CO 2储存的方法。

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Enhanced recovery

Study Evaluates CO2 Storage Potential During CO2 Mobility-Control Optimization

In this paper, the authors evaluate the simultaneous optimization of CO2 storage and oil recovery using multiple injection strategies.

Core samples from the well. Core drilling for sampling of geological rock.
Source: Getty Images.

CO2 mobility control through foam technology has enabled better sweep efficiency and, consequently, better oil productivity during enhanced oil recovery (EOR) processes. Along with enhancing oil production, a sound potential exists for in-situ generated foam to enhance CO2 storage. However, the effect of the different in-situ foam generation strategies on the combined goal of maximum oil production and carbon storage is not well elucidated in the literature. In the complete paper, the authors methodically evaluate the simultaneous optimization of CO2 storage and oil recovery using multiple injection strategies.

Introduction

The current investigation is a continuation of two previous studies that provided a methodology for screening and using foaming agents for optimized CO2 storage in sandstone and carbonate formations.

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