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- An analysis of failed drilling pump valves is made based on field investigation, and the dimensions of the ruber on seven failed valves are measured. 在现场调查的基础上，对失效钻井泵阀进行了分析，并检测了7个失效泵阀的阀橡胶尺寸。
- Determinationof impact force of drill pump valve in closing 钻井泵泵阀关闭时冲击力的测定
- The guide rule and general plan to design a laboratorial test stand for drill pump valves are expounded, and the regulation and calculation of the system pressure of the stand are discussed. 系统地阐述了钻井泵泵阀试验台的设计指导思想和设计方案的确定依据,并介绍了试验台系统压力的调节方法和计算公式。
- The Application of Wavelet to Fault Diagnosis of Drilling Pump Valve 小波分析在钻井泵阀故障诊断中的应用
- Application of Wavelet De-Noise to Leaking Fault Diagnosis for Drilling Pump Valve 小波消噪用于钻井泵阀泄露故障诊断
- The Fault Tree Analysis of Drilling Pump Valve and Manufacture of New Type of Drilling Pump Valve 钻井泵泵阀的故障树分析及新型泵阀的研制
- Testing method of the impacting force of drilling pump valve in the course of valve closing 钻井泵阀冲击力的应变测试方法
- drilling pump valve 钻井泵阀
- Zibo Special Pump Valve CO., LTD. 淄博特种泵阀有限公司。
- SHANGHAI NAI BO PUMP VALVE MANUFACTURING CO., LTD. 上海耐博泵阀制造有限公司。
- NINGBO ZHENGYI PUMP VALVE CO., LTD. 宁波正一泵阀有限公司。
- Jinzhou Lite Cylinder Pump Valve Hydraul. 锦州市立特缸泵阀液压制造有限公。
- Xinjiang Urumqi Oulewei Pump Valve Co., Ltd. 中国新疆乌鲁木齐欧乐威泵阀有限公司。
- Shanghai Aoli Pump Valve MFG.Co., Ltd. 上海奥力泵阀制造有限公司。
- This article proposed one kind of drilling pump that the piston is driven by the ball bearing spiral mechanism. 本文提出的一种钻井泵是由滚珠螺旋机构来驱动活塞进而驱动泥浆的往复泵。
- The reasons of using the jet drilling pump in drilling and usageme thods design course are expounded. 阐述了将射流泵应用于钻井的原因与使用方法,以及钻井泵的设计过程。
- Piercement of drilling pump cold cyclinder is a serious problem existed in field application.Piercement is caused by cavitation erosion. 钻井泵冷缸刺漏是钻井泵在现场使用中存在的一个较严重的问题。
- The framework of Model F13000 triplex drilling pump is disintegrated into plate/shell elements and three-dimensional brick elements. 对F1300型钻井系机架结构按板壳单元和三维块元进行了离散；采用主从节点技术、罚单元和边界弹簧单元处理了复杂壳体结构的特有问题；
- An example of the triplex drilling pump calculated, the efficiency, friction power in all pairs and mechanical efficiency of pump are worked out. 文中通过对三缸单作用泵的实例计算给出了各运动付的效率、摩擦功率及泵的机械效平位。
- The surface of 45 steel drilling pump liner was modified by plasma spraying and the ceramic coating of the liner was prepared. 摘要利用等离子喷涂技术对45号钢钻井泵缸套表面进行改性，制造金属陶瓷涂层缸套。
