泵的轴封采用机械密封，泵体顶部和底部分别装有注水、放泄的螺塞。
Pump shaft seals use mechanical seal, pump top and bottom, respectively, equipped with water injection plug and the drain plug.
对大功率油田注水柱塞泵柱塞密封的失效机理进行了论述，分析了现有几种典型的密封结构。
In this paper, the failure mechanism of plunger seals for injection pump used in oil field is investigated and the features of existing reciprocating seal structures are evaluated.
该技术使用高速多相螺旋轴流式泵端及液压涡轮传动装置，并由位于上部的常规注水系统驱动。
This technology uses a high-speed multiphase helico axial pump end and hydraulic turbine driver powered by topside-located conventional water injection systems.
在下入表层套管且注水泥之前，方井同样接受从井眼内返出的、必须被泵回到地表泥浆设备中的泥浆。
Prior to setting surface casing, the cellar also takes mud returns from the well, which are pumped back to the surface mud equipment.
多级注水泥用于长套管柱，以降低泵压并降低作用于地层的压力。
Multistage cementing is used for long casing strings to reduce pump pressures and to reduce pressure on the formations.
详细介绍了注水调压泵结构及工作原理、使用的前提条件及注水调压泵与柱塞式增压泵的对比特点。
The structure of regulating pump is illustrated and operation principle, application condition and comparison with piston type pump are given as well.
TY B系列调压注水装置由双缸四腔泵体、电液换向阀、控制液路及控制电路组成。
TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit.
打开向泵内注水阀门，并等待三分钟，确保工作液流入泵内；
Opens pours water the valve to the pump, and waits for three minutes, guarantees in the driving fluid inflow pump;
打开向泵内注水阀门，并等待三分钟，确保工作液流入泵内；
Opens pours water the valve to the pump, and waits for three minutes, guarantees in the driving fluid inflow pump;
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