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- The final configuration of drill pipe and the load applied on it are related to the sequence of loading due to non-conservativeness of plastic bending. 通过对超短半径钻杆转向过程的受力分析,建立了滑道的分段阻力模型,提出用滑道阻力系数评定滑道设计的优劣。
- This paper briefly introduces the damage of check valve of the HP liquid ammonia pump in the urea plant, and put forward the solution. 介绍了尿素装置高压液氨泵出口止回阀的损坏情况,并提出了解决办法。
- The thicker tube ends and double top structure used by CASTON are able to strengthen torque and prolong service life of drill pipe. 在钻杆接头加工中,凯司通公司率先采用先进的管端加厚及接头双顶结构,大大增强钻杆的许用扭矩和钻杆寿命。
- Note: Preferred mounting of check valves of any manufacturer is 5 pipe diameters downstream from the pump discharge or pipe elbow. 注释:任何制造商的止回阀最好安装在泵排泄口或管道弯头下游5倍管道直径的位置。
- An analysis of why the bleeding check valve of a600 MW steam turbine-generator set couldn't readily shut during testing is being presented, together with means of improvement. 对进口某型号600mw汽轮发电机组在进行试验时出现抽汽逆止阀关闭不到位现象进行分析,并提出了改进措施。
- Take model of drill pipe frame as a example, experimental modal based on ODS's testing method is studied and the modal parameter is distinguished and the testing results are analyzed. 以钻架模型为实例,研究了其ODS测试方法试验模态,识别其模态参数,分析其测试结果。
- Make up 15 joints of 5" HW Drill pipe. 接上15根5"加重钻杆。
- Development and application of drill pipe valve used in gas drilling 气体钻井用钻杆阀的研制与应用
- To test for tightness of second check Valve. 检测第二止回阀的密封性。
- She had lots of drill in listening. 她在听力方面受过许多训练。
- Application of Drilling Pipe Grease in Drill 钻杆润滑脂在钻探生产中的应用
- After months of drilling, oil was found off the coast. 经数月钻探,在沿海找到了石油。
- The digitization management of drill pipes in Chinese oilfields has been always restricted by traditional managing models. 长期以来,国内油田钻具管理的数字化发展一直受传统管理模式制约而成为技术瓶颈;
- A check valve may be required ahead of the backflow preventer. 此时在防回流阀前面可能需要安装一个止回阀。
- Failure of Drill Pipe Internally-threaded Joint 钻杆内螺纹接头失效分析
- The drill pipes in some oil fields were diapired badly and continually and the diapiric happened to the intermediate belt's disappearance of drill pipes. 钻杆刺漏大都发生在钻杆加厚过渡带消失处,优化选择钻杆加厚过渡带几何尺寸是重要的措施。
- Experimental study on check valve of water pump model equipment 水泵模型装置拍门试验研究
- Transient liquid phase bonding of drill pipe 石油钻杆的瞬时液相扩散焊技术研究
- The safety valve of his anger opened. 他控制怒火的安全阀打开了。
- Identification groove of drill pipe 钻杆识别槽