2) drilling pump valve
钻井泵阀
1.
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
2.
In view of the characteristic of severe erosion and abrasion in the drilling pump valve,the flow field of the play of it by FLUENT was simulated and computed in this paper.
针对钻井泵阀冲蚀磨损严重的特点,利用FLUENT软件对钻井泵阀隙内流场分布进行了仿真计算,得到阀隙流场在某一时刻泥浆流速的分布规律。
3.
According to the impact fatigue failure appeared in drilling pump valve,the mechanical characteristic and effect degree of the maximum stress concentration spot when the impact of pump valve happens were mainly studied,hence a non-impact working condition of drilling pump valve based on the effects of stress concentration was put forward.
针对钻井泵阀的冲击疲劳破坏,重点研究了泵阀冲击时产生最大应力集中部位的受力特征及其影响程度,提出了基于应力集中影响的钻井泵阀无冲击工作条件。
3) drilling pump
钻井泵
1.
Material Selection and processing of small gear shaft in drilling pump;
钻井泵小齿轮轴的选材与加工
2.
Application of demodulated resonance and fuzzy distinguishing technique to fault diagnosis of bearings in drilling pump;
共振解调和模糊识别技术在钻井泵轴承故障诊断中的应用
4) mud pump
钻井泵
1.
To meet test requirement for larger power and ultra-high pressure mud pump(52 MPa),a new AC VFD test stand is designed and developed to upgrade the testing capability.
针对大功率、超高压(52 MPa)钻井泵的试验问题,设计了采用交流变频控制技术,提高试验能力的试验台架。
2.
After carefully researched the actual problem, we designed the power switch system for the mud pump electric power system of 70DS.
从钻井生产中所遇到的实际问题出发,设计出了一套可以满足实际生产需求的电动钻机钻井泵用动力切换装置,是解决问题的有效办法。
3.
When using the mud pump in the oilfield,the high pressure mud often damages the valve covers due to erosion or stab action,such result in mud ejecting leakage,which makes the mud pump stop working for repairing.
钻井泵在使用中经常出现高压泥浆冲蚀或刺坏阀盖喷射泄漏事故,造成钻井泵停机维修。
5) drill pump
钻井泵
1.
A bimetal drill pump liner with outer layer of carbon steel and inner layer of high chromium cast iron 17CrMoCu was manufactured by centrifugal casting.
利用复合离心铸造工艺制备了碳钢/高铬铸铁双金属复合材料钻井泵缸套,确定了复合离心铸造的工艺参数,设计了阶梯升温的热处理工艺,并对内套材料的组织和性能进行了测试。
6) deep bore well pump
深钻井泵
补充资料：溢流阀、顺序阀、减压阀的比较
溢流阀 | 减压阀 | 顺序阀 | ||
控制油路的特点 | 通过调整弹簧的压力控制进油路的压力，保证进口压力恒定，p2＝0 | 通过调整弹簧的压力控制出油口的压力，保证出口压力p2稳定 | 直控式－通过调定调压弹簧的压力控制进油路压力；夜控式－由单独油路控制压力 | |
出油口情况 | 出油口与油箱相连 | 出油口与减压回路相连 | 出油口与工作回路相连 | |
泄漏形式 | 内泄式 | 外泄式 | 内泄式 | |
进油口状态及压力值 | 常态 | 常闭（原始状态） | 常开（原始状态） | 常闭（原始状态） |
工作状态 | 进出油口相通，进油口压力为调整压力 | 进油口压力低于出油口压力，出油口压力稳定在调定值上 | 进出油口相通，进油口压力允许继续升高 | |
联接方式 | 并联 | 串联 | 实现顺序动作式串联作卸荷阀用时并联 | |
功用 | 定压、溢流或安全作用限压、稳压、保压 | 减压、稳压 | 不控制系统的压力，只利用系统的压力变化控制油路的通断 | |
进油腔压力p1控制阀芯移动 | 出油腔压力p2控制阀芯移动 | 进油腔压力p1控制阀芯移动 | ||
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条