This article discusses the cause and damage of shock during distributing oil in axial plungerpump, introduces and analyzes some methods of controlling shock during distributing oil.
本文讨论了轴向柱塞泵配油冲击的原因和危害，并介绍和分析了几种控制配油冲击的方法。
2
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.
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。
3
In accordance with this circumstance, a new type of oil well pump has been designed and developed - auto - compensation soft plunger pump.