1) drilling technics
成孔工艺
1.
On the basis of the construction of piling foundation of GuangHe Bridge,the factors met during the process such as geological feature,geologic examination,and drilling technics of drilling and the solution to these are discussed in the paper,and it may provide some useable information for construction in the zone with the same condition.
本文结合广和大桥桩基的施工实践,对岩溶地区的地质特点及地质勘察、成孔工艺与遇到的成孔施工问题以及采取的技术处理措施等进行总结和探讨,为同类地区的施工提供参考。
3) manual excavated technology
人工成孔工艺
1.
It is introduced that the applications of manual excavated technology for concrete-pouring pile in construction on districts near mountain and confined space,based on the cases of concrete-pouring pile.
结合混凝土灌注桩工程案例,重点介绍了混凝土灌注桩人工成孔工艺在靠山区域和受限空间的应用。
4) impact-shock hole forming technology
冲击成孔工艺
1.
According to the detail description on one project geological condition,it analyzes the test result of its single pile vertical anti-pressure statistic loading,results prove that the pile loading resulted from site rotary hole forming is obviously lower than pile resulted from impact-shock hole forming,thus improving application of the impact-shock hole forming technology.
通过对某工程地质条件的详细概述,就其单桩竖向抗压静载试验结果作了分析,结果表明,场地回转成孔工艺所成桩的承载力明显低于冲击成孔所成的桩,进而推广冲击成孔工艺的应用。
5) perforation
[英][,pɜ:fə'reɪʃn] [美]['pɝfə'reʃən]
射孔工艺
1.
Optimization of perforation technology in Jiangsu oilfield;
江苏油田射孔工艺优化探讨
2.
Well productivity can be affected by perforation technology, perforating parameters, perforating fluid, and compaction during perforation completion, etc.
通过对射孔工艺、射孔参数、射孔液、射孔完井过程中压实等因素对油井产能影响的分析,可以看出不合理的射孔参数、不匹配的完井液、不先进的射孔工艺及不正确的射孔完井过程都会对油层造成极大的伤害,因此在实际工作中我们注重优化射孔工艺、优化射孔参数,注重射孔液与油层配伍性,保证负压射孔,使新井产能达到方案的要求,见到了很好的开发效果。
补充资料：常用打孔工艺
常用的打孔方法有：钻头钻孔，电火花加工打孔，激光打孔等
1、钻头钻孔
适合打大孔，直径在2MM以上的孔，且钻头易断，产品废品率较高。
2、电火花加工
打孔在0.2mm以上，加速度很慢
3、激光打孔
可以打0.1以上的孔，速度较快，深度不超过4MM
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条