油井用射孔和孔道防砂技术

A Technique of Combined Perforating with Hole Sand-control for Oil Well

文章介绍了复合射孔 -防砂装置的工作原理和基本要求 ,探讨了该装置的设计原理 ,包括射孔弹的研制、枪管的选用、枪内火药燃烧压力以及火药点火后高能气流和防砂材料沿孔道喷出速度的计算。最后以锦 4 5块 3口试验井为例说明了该技术的应用效果。

This paper presents the working principle and basic requirements of the technique,emphasizes some problems that should been noticed during the design and operation of the technique,illustrates the sand-control effect of the technique by presenting the examples of three testing wells in Block Jin45 site.