查询词典 sucker rod

The performance of sucker rod pump has close relation to economic benefit of oil field.

抽油泵作为有杆泵抽油系统中的核心设备，其性能的好坏直接关系到油田经济效益的高低。

Discharge coefficient is the important factor of influencing sucker rod pump performance.

本文对有杆抽油泵的排量系数进行了详细的计算，系统地分析了影响排量系数的主要因素。

The following contents are included:The classification, working principle and constitution of sucker rod pump are analyzed.

主要内容如下：分析介绍了几种常见抽油泵的工作原理、构造、适用范围及分类。

It is indicated that employing the new oil pumping unit can raise the efficiency of the sucker rod pump under the surface.

分析与计算结果表明，新型液压抽油机的效率较常规游梁式抽油机的效率有较小幅度的提高，并指出了这种抽油机对提高井下效率的可能性。

Inflow performance of oil well, as a major external factor of influencing sucker rod pump performance, is studied.

油井流入动态是影响抽油泵性能的外部重要因素。

The basic principle of optimum structural design of special sucker rod pump was put forward according to real oil well conditions.

提出了根据井况进行杆式抽油泵结构优化设计的一般原则，并在常规杆式抽油泵的基础上，进行了结构优化设计，形成了系列特种杆式抽油泵，提高了杆式抽油泵密封锚定的可靠性，以适应含气、砂等井况。

Expert system ; neural networks ; sucker rod pump ; downhole status diagnosis

专家系统；神经网络；有杆泵；井下诊断

The system efficiency of sucker rod pump well in Tahe oil recovery No1 distriction mentioned in this paper has been up to 16.42%.

本文研究的塔河采油一区有杆泵井系统效率平均为16.42%。

Pump dynamometer card shape directly reflects the characteristics of different factors that influence the working performance of sucker rod pump performance.

结合实例，对仿真得出的泵功图进行分析，找出了影响泵况的主要因素，通过参数调整，改善了抽油泵性能，提高了油井效率。

The second is a special bond with the Road Agent will be in full closed (sealed expansion ring outside diameter less than diameter of the plunger body) state seal, with the sucker rod string and then go down the plunger, the plunger into the After the pump barrel and pump the same as rotating the impulse from the ordinary because of the improved Baptist slot only temporary pressure seal forms, go down soon after the sand to achieve sealing and resistance functions.

而其余各道密封在柱塞下入泵筒中2~7d内也全部打开。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。