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- This paper analyses the influence of excentric shaft connection on force case of drill tool,and discusses the causes of drill tool failure. 文中分析了使用偏轴接头对钻具各部分受力情况的影响及导致钻具失效的原因。
- Research on vibration problems which is the main reason causing bottom drilling tool failure, can reduce drilling tool damage and emergence of underground accidents. 摘要振动问题一直是引起底部钻具失效的主要原因,对其进行研究能减小钻具损害和各类井下事故的发生。
- Causation, Analysis and Settlement of the Drill Tool Failure at Tabamiao Work Site, North Erdos 鄂北塔巴庙工区钻具失效原因分析与对策
- Reasons of Drilling Tool Failure in Tarim Oilfield 塔里木油田钻具失效原因
- drill tool failure 钻具失效
- Keywords well Cheng 2;nappe structure;drilling tool failure;experience; 城2井;推覆体构造带;钻具失效;经验总结;
- By the action of high roatry speed,excentric shaft connection intensifies the fatigue failure of drill tool. 为了达到较好的防斜目的,必须增大钻进时钻头的转速,在高转速的作用下,偏轴接头加剧了钻具先期疲劳失效。
- In order to attain the goal,the rotary speed of bit must be increased.By the action of high roatry speed,excentric shaft connection intensifies the fatigue failure of drill tool. 为了达到较好的防斜目的,必须增大钻进时钻头的转速,在高转速的作用下,偏轴接头加剧了钻具先期疲劳失效。
- Discussion on the Causes of Drilling Tool Failure and Its Preventive Measures in Shallow Well 浅井段钻具失效原因探讨及预防措施
- Gray correlation analysis and prevention of drilling tool failure in Hulunbeier area 呼伦贝尔地区钻具失效影响因素的灰关联分析及预防
- Analyses of Drilling Tool Failure Modes in Complicated Stratum in Earlier Period and the Improvement Countermeasures 复杂地层钻具早期失效模式分析及改进对策
- These two days we have been laying down drill tools. 这两天我们都在甩钻具。
- The types and mechanisms of tool failure have been previously described. 之前,我们已经描述过刀具失效的类型和原理了。
- The drilling tool should be measured precisely. 请准确丈量钻具。
- The operation performance of PDC bits with screw drill tool appplied now in oilfield were analyzed comprehensively. 综合分析了目前使用的PDC钻头和螺杆钻具工作特性。
- Two methods for determining the critical length of the drill tool section below the hydrodynamic propulsor are presented. 给出了确定井下液力推进器以下钻具临界长度的两种方法。
- Through analyses carried out with SEM, tool failure patterns under different cooling and lubricating modes were studied. 借助扫描电镜的检测手段,研究了不同冷却润滑条件下刀具的失效形式。
- Get all the drilling tools unlashed. 解开所有钻具。
- At last,accor ding to the different design claims,enumerate method and iteration of steerable drill tool is designed,and give some design exemples in different conditions. 最后,根据不同的设计要求,提出了设计导向钻具的枚举法和迭代法,并给出了各种条件下的设计示例。
- drilling tool failure 钻具失效