介绍了膨胀筛管的结构、防砂机理和采用膨胀管防砂完井的优缺点。
This paper introduces the advantages and disadvantages of using expanding screen, the structure of expanding screen and the mechanisms of sand control.
它采用高孔密大孔径深穿透射孔弹和大压差抽吸炮眼清洗技术，不仅能提高油井产能，解除近井带污染，还可以改善防砂完井效果。
The technology uses deep penetration perforation charge with high perforation density and large perforation diameter and surging perforation with greater pressure differential.
研究表明，洞穴完井是一种很好的增产控砂方式，其推广使用必将为天然气的防、控砂提供一条有效途径。
Cavity completion well is good method in increasing production and controlling sand, and it will become an effective method to control sand through research.
压裂充填工艺是中高渗透油气层和不稳定松软地层的有效增产、防砂措施，又是一种新的完井方法。
Frac and pack technology is both a effective stimulation and sand control treatment, and a new completion method in unstable crumbly formation and high permeability reservoir.
这将是裸眼完井技术的一种革新，是一种有发展潜力的防砂技术。
This will be a technological innovation on open hole completion and a promising sand control technology.
复合射孔防砂技术是世界首创的高难度完井技术。
The perforation-sandproof composite technique is the pioneer high-tech in well completion technique in the world.
本文结合理论分析和实验来研究膨胀筛管完井后产能，并与一般机械防砂方式进行了分析对比。
The results show that the expansion screen completion is more advantageous in open hole completion than in cased hole completion compared with the mechanical sand control completion.
本文结合理论分析和实验来研究膨胀筛管完井后产能，并与一般机械防砂方式进行了分析对比。
The results show that the expansion screen completion is more advantageous in open hole completion than in cased hole completion compared with the mechanical sand control completion.
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