旋挖钻机聚合物泥浆施工技术浅探

Discussion on Construction Technology with Rotary Drilling Rig and Polymer Slurry

摘要:

通过对聚合物泥浆护壁机理的分析，简要叙述了聚合物泥浆的性能特点，为在旋挖钻孔工艺中应用聚合物泥浆，总结了聚合物泥浆的制备、回收、净化、排放方法，优化了施工时泥浆循环系统的布置方案。结合工程实践，指出了旋挖钻进时应注意的问题和对一些易出现问题的处理方法，对旋挖钻机应用聚合物泥浆施工时具有一定的指导意义。

Abstract:

The paper briefly related the characteristics of polymer slurry based on the analysis on the wall protection mechanism of polymer slurry. Preparation, recycling, purification and discharging method of polymer slurry were summed up, and the layout of slurry circulation system was optimized. According to the engineering practice, some rotary drilling problems necessary to pay attention and the treatment methods were pointed out.