turbodrill
turbodrill
1. Development and test of Model 175 turbodrill without rubber parts.
175型无橡胶元件涡轮钻具的研制与试验。
2. Construction optimum and analysis on capacity of support loads of three thrust bearings used in turbodrill
三种涡轮钻具用滚珠轴承承载能力分析与结构优化
3. triple-section turbodrill
三节复式涡轮钻机
4. In the view of dynamics, this article discusses the transient pattern of the dynamic performance of the turbodrill witha decelertor undr the condition of increasing of deeressing load .
从动力学角度，导出了带减速器涡轮钻具在突加或突减载荷条件下的动态特性（动态力矩和动态轴向水力载荷）瞬变规律。
5. The compound drilling mechanism of turbodrill is elaborated in detail after analyzing the characteristics of turbodrill and coordination requirements for PDC bits.
从涡轮钻具的特性和PDC钻头配合要求着手，详细论述了涡轮钻具复合钻进的机理；
6. low speed high torque turbodrill
低速大扭矩涡轮钻具
7. Keywords shock absorber spring turbodrill reliability optimization design;
减震器;弹簧;涡轮钻具;可靠性;优化设计;
8. On the basis of an analysis of the existing problems of the traditional design method for the turbocascade of a turbodrill, a CAD software package for the turbocascade has been developed.
分析了传统的涡轮钻具涡轮叶栅设计方法存在的问题,发展了一套适用于涡轮钻具涡轮叶栅自动化设计的实用计算软件包。
9. Based on the research on the motion law of the drilling fluid along the blade, the necessary condition of the blade shape for a high efficiency turbodrill is obtained.
分析了液体在涡轮钻具叶片表面流动规律,得出高效率涡轮钻具叶片型线设计应该满足的必要条件。
10. Trial Tests for Full Exert Advantages of Turbodrill to Improve ROP in Deep Wells
利用涡轮钻具提高深井钻速的试验研究
11. geothermal turbodrill
地热涡轮钻具
12. It includes the optimization of the inlet and outlet flow angles, the moulding design, checking of the design quality, the performance prediction of the turbodrill, etc.
它包括:涡轮叶栅进、出口角的优化设计;涡轮叶栅的解析法造型设计;涡轮叶栅设计质量的检验以及涡轮性能参数的预估等。
13. Introduction of the object-oriented method into the design of turbodrills can entually establish the model of turbodrill system through objectified analysis of the turbodrill system.
将面向对象方法引入到涡轮钻具的设计中，通过对涡轮钻具系统的对象化分析，最终建立完整的涡轮钻具系统模型。
14. Abstract It is difficult to adjust axial intervals in a turbine block.And the axial intervals have to do with theoretical life span of turbodrill.
掌握悬挂式涡轮节轴向间隙分布对于缓解调整困难、预测其理论工作寿命有直接联系。
15. In order to meet the needs of the deep well and over depth well drilling, the new turbodrill research and testing processes are introduced in detail based on experimental investigation.
根据油田钻深井和超深井的需要，从试验研究出发，详细介绍了我国新型涡轮钻具的研制、试验过程。
16. Keywords turbodrilling;turbodrill;polycrystalline diamond compact bit;optimization;
涡轮钻井;涡轮钻具;聚晶金刚石复合片钻头;最优化;
17. Keywords turbodrill;reducer;component databank;motion analysis;
涡轮钻具;减速器;零件库;运动分析;
18. Keywords turbodrill performance test system automatic control test data;
涡轮钻具;性能试验;系统;自动控制;测试数据;
19. Keywords turbodrill;flow coefficient;flow field;testvelocity analysis;
涡轮钻具;流动系数;流场;试验;速度分析;
20. Keywords turbodrill flow field three-dimensional flow stream function method;
涡轮钻具;流场;三元流动;流函数法;
21. Keywords turbodrill;flow rate;velocity distribution;test relative cascade pitch;
涡轮钻具;流场;速度分布;测试;[叶栅密度];
22. Keywords turbodrill;turbine;energy loss;precaution;
涡轮钻具;涡轮;能量损失;预防措施;
23. Keywords turbodrill;assembly;stabilizing bearing;eccentric motion analysis;
涡轮钻具;组装;扶正轴承;偏心运动分析;
24. Keywords turbodrill;assembly;bearing clearance;influence;
涡轮钻具;组装;轴承游隙;影响;
25. Keywords turbodrill structural design field test;
涡轮钻具;结构设计;现场试验;
26. Keywords turbodrill;design feature;test;
涡轮钻具;结构设计;试验;
27. Keywords turbodrill;design structure;test;technical economic potentialities;potentialities;
涡轮钻具;结构设计;试验;技术经济指标;潜力;
28. Keywords turbodrill end play adjustment;
涡轮钻具;轴向间隙;调节;
29. Keywords turbodrill;bearing;service life;abrasive wear;calculation method;
涡轮钻具;轴承;寿命;磨粒磨损;计算方法;
30. Keywords turbodrill;drilling;compound drilling;dynamics;deviation control and fast drilling;
涡轮钻具;钻井;复合钻进;动力学;防斜打快;
31. Keywords turbodrill;drilling;drilling cost;suggestion;
涡轮钻具;钻井;钻井费用;建议;
32. New method for calculating the wear life of four-pivot ball bearing on turbodrill
涡轮钻具用四支点球轴承磨损寿命估算新方法
33. Correct adjustment of end play of turbodrill
涡轮钻具轴向间隙的正确调节
34. The relationship between the fastening tonyue and drialforce is discussed, and the deformation of evely component part of the turbodrill caused by the axial force is analyzed.
讨论了装配过程中上紧力矩与轴向力的关系，以及轴向力引起涡轮钻具各零件变形的大小及方向。
35. deflecting turbodrill
造斜涡轮钻具
36. Keywords drilling;turbodrill;mechanical performance;fluid dynamics;CFD simulation;
钻井;涡轮钻具;机械特性;流体力学;模拟;
