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- 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。
- Keywords drilling pump liner reconditioning technology; 关键词钻井系;缸套;修复;工艺;
- Steel-high chromium centrifugal cast drill pump liner 碳钢-高铬铸铁离心铸造钻井泵缸套的研究
- Keywords drilling pump liner;invalidity;surface;technology;application; 钻井泵缸套;失效;表面;技术;应用;
- drilling pump liner 钻井泵缸套
- Check the pump liner and pistons. 检查一下缸套和活塞。
- 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。
- 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。
- 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 fault diagnosis of valves in triplex drilling pump is experimentally studied, and a simple and practical method for judging fault of valves is presented. 对钻井泵泵阀故障识别进行了实验研究，提出了一种简单而实用的泵阀故障诊断方法。
- In the course of transmission, mud pulse signal mainly disturbed by drilling pump,engine in the bottom hole, air bladder contained in mud and movement of drilling equipment. 泥浆脉冲信号在传输过程中主要受钻探泵、井底动力机、泥浆中的气泡及活动钻具的干扰;
- The demodulated resonance technique combined with spectrum analysis and fuzzy-closest-principle were developed and applied to the fault diagnosis of bearings in drilling pump. 为了解决钻井泵轴承故障特征难以提取的问题,采用共振解调技术来提取深埋于正常振动信息中轴承的故障信息,在此基础上进行频谱分析。
- In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump,the air accumulator is often fixed on the discharge pipe. 为了降低三缸单作用钻井泵的压力和排量波动,通常在排出管线上安装有空气包。
- If the pressure should be too high, the pump liners would crack or break into pieces. 万一压力太大,泵的缸套就会碎裂。
- This article recommends the process of direct quenching after carburizing for sucker rod pump liners. 介绍了抽油泵衬套渗碳后直接淬火处理工艺。
- The break of gear shaft teeth in well drilling pump was analyzed by chemical composition analysis,mechanical properties test,metallographic microstructure examination and macro and micro-fractography. 用化学成分分析、力学性能测定、金相组织检验以及断口的宏观、微观分析等方法,对钻井泵齿轮轴断齿进行了分析。
- To solve the problems with the measuring of the verticality of oil well pump liners, a simple measuring meter is designed. 为解决抽油泵衬套垂直度测量较困难的问题，根据抽油泵衬套的特点，设计了抽油泵衬套垂直度简易测量仪。
