冲击回转碎岩机理试验研究 |
修订日期:2000-01-03 点此下载全文 |
引用本文:常玉军,殷琨.冲击回转碎岩机理试验研究[J].钻探工程,2001,(4):62-64.. Research on the Percussive Rotary Rock Fragmentation Mechanism[J]. Drilling Engineering, 2001,(4):62-64. |
摘要点击次数: 947 |
全文下载次数: 271 |
常玉军 殷琨 |
常玉军(青岛瑞源工程有限公司 山东青岛 266510) 殷琨(吉林大学建设工程学院 吉林长春 130026)
|
基金项目:原地矿部科技开发项目(开9021) |
|
中文摘要:在模拟孔底冲击回转钻进条件的试验台上,对岩石的冲击回转碎岩机理进行了试验研究,提出了大直径潜孔钻头的合理布齿及钻进参数选择依据. |
中文关键词:冲击回转 大直径嵌岩孔 潜孔锤 钻头 球齿硬质合金 最优冲击间隔 钻压 |
|
Research on the Percussive Rotary Rock Fragmentation Mechanism |
CHANG Yu-jun |
|
|
Abstract:Laboratory research on the percussive rotary rock fragmentation mechanism have been carried out on the down hole percussive rotary testing bench which simulated the real down-hole situations. The basis for DTH hammer bit insert arrangement and drilling parameter selection presented. |
keywords:percussive rotary,large diameter rock socket,DTH hammer,tungsten carbide button,optimum percussive interval,bit pressure, |
查看全文 查看/发表评论 下载PDF阅读器 |
|
|
|