因此如何快速地控制失控井喷，甚至使喷井恢复到安全钻井状态，至今仍然是值得持续、深入研究的课题。
So how to quickly control the blowout and bring the accident well to a safety state is still worth to continuing and in-depth study.
轻微的横向、轴向及扭转振动不影响钻井的正常作业，而钻柱的共振状态会对钻井产生严重的影响。
Light lateral and axis and torsion vibrations do not affect the normal work, but the resonance state has severity effect to drill string.
海洋状态的实时信息，象海浪波高、方向和周期对于海岸保护、离岸海上活动，象钻井平台或船只都具有重要的意义。
Real time informations of Marine conditions, such as wave height, direction and period to beach protection and the actions on the sea, drilling platform or ship, are very important.
钻井过程状态监测与故障诊断是钻井系统安全运行过程中的重要保障。
State monitoring and fault diagnosis of drilling process is the significant support for safe working of drilling system.
第二章分析探讨了地面动力旋转钻井井下钻柱的运动状态、受力及螺纹联接的特性。
In chapter two, the prosperity of the motion, force and screwed joint of the surface dynamic rotating drilling downhole drilling string has been discussed.
从钻井连续循环系统上卸扣卡瓦的工作机理入手，弄清了钻杆工作时的受力状态。
Based on the operational principle of on/off slip of continuous-circulation system, the forced state of drill pipe was clarified.
介绍一种经济实用的、制作简易的钻井泥浆液井涌井漏报警仪。文中分述了它的工作原理、安装方法、调试方法以及可能达到的技术状态。
One kind of simple and easy make alarm for well kick and mud loss is presented. Its work principle, installation, calibration and performance are introduced.
依据井壁围岩是否达到临界塑性状态而不是弹性极限状态来判断井壁稳定性是气体钻井井壁稳定分析模型的特殊之处。
The peculiarity of this wellbore stability model is to determine whether the wellbore rock is in the critical plastic state rather than elastic limit state.
海洋深水钻井隔水管的轴向载荷对其力学特性有显著的影响，因此，在实际钻井作业过程中，隔水管顶部应保持足够的张力，避免隔水管处于受压状态。
The drilling riser's axial load effect on its mechanics in deep water is obvious, so, in practice, the top tensile load of drilling riser must be kept highly enough to a…
海洋深水钻井隔水管的轴向载荷对其力学特性有显著的影响，因此，在实际钻井作业过程中，隔水管顶部应保持足够的张力，避免隔水管处于受压状态。
The drilling riser's axial load effect on its mechanics in deep water is obvious, so, in practice, the top tensile load of drilling riser must be kept highly enough to a…
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