摘要
复合射孔技术能有效地控制射孔方向和压裂缝的扩展。对其作用机理进行了初步的分析研究 ,并对相关参数进行了理论计算。针对煤层的特性 ,将该技术用于煤层致裂 ,经过现场应用 ,效果良好。该技术在煤层致裂爆破中的发展方向较多 。
Compound technique of perforating can effectively control the perforating direction and the fracturing expansion.The functional mechanism of this technique is analyzed theoretically and related parameters are calculated.This technique is applied to fracturing coal seams and the on-site monitoring effects are satisfactory. The development direction and application prospects of compound technique of perforating are both pointed out.
出处
《岩土工程技术》
2005年第1期28-31,共4页
Geotechnical Engineering Technique
关键词
多面聚能
压裂
复合射孔技术
致裂
瓦斯抽放
equilateral cumulative aciton
fracturing
compound technique of perforating
fracturing
methane drainage
