At present, digital variable displacement axial piston pump has some problems.
目前，数字变量轴向柱塞泵还存在着很多问题。
The formulae in this paper are founded for axial piston pump whose rotor's structure is straight axis and auto-location type, but other type of pump can reference it.
文中算式以直轴自位式缸体结构的轴向柱塞泵为基本计算模型，但对于其他类型的轴向柱塞泵亦有很大参考应用价值。
A. Hydraulic pressure ADAPTS constant power variable axial piston pump for energy saving.
液压泵采用恒功率自动变量轴向柱塞泵，以节省能源。
The content of paper includes two parts: the noise analysis of hydraulic axial piston pump and improved design of structure.
设计主要有两个部分的内容：液压轴向柱塞泵的噪声分析和结构的改进。
On research of water hydraulics, the development of water hydraulic axial piston pump is extremely vital and is much difficult.
在水压技术的研究中，以轴向柱塞泵为代表的水压泵的开发是极其关键的，也具有较大难度。
Medium horsepower, open loop, axial piston pump for high performance applications.
中等马力，开环，高性能轴向活塞泵。
High horsepower, open loop, axial piston pump for high performance applications.
高马力，开环，高性能轴向活塞泵。
An axial piston pump with large displacement has been used as the pump under test, a measurement system has been put forward and flow ripples at different pressures have been determined.
并以一台较大排量的轴向柱塞泵为被试泵，建立了流量脉动测试系统，实现了多种压力下被试泵流量脉动的测试。
The procedure and results of a finite element analysis on the oil distributing plate of an axial piston pump are introduced.
本文介绍了对轴向柱塞泵配油盘进行有限元分析的方法和结果。
The actual flow and pulsation of the axial piston pump are more complicated physical phenomena.
轴向柱塞泵的实际流量及流量脉动情况复杂。
The conclusion offers a theoretical basis to improve the characteristics of distributing pair in axial piston pump.
所得结论，为进一步改进轴向柱塞泵配流副的性能提供了理论依据。
Axial piston pump, the power component, is highly coupled with mechanism and fluid. Relevant research mainly focuses on the coupling characteristics.
轴向柱塞泵是机构和流体高度耦合的动力元件，两者的耦合特性是轴向柱塞泵研究的重点和难点。
At last, fuzzy synthetical judgment diagnosis methods is applied to PCY14-1DB type axial piston pump Experiment and inspection show that this method is pump is validated.
最后用模糊综合评判方法对PCY14 - DB轴向柱塞泵进行故障诊断，试验和拆检结果表明此方法的诊断效果良好。
Modern axial piston pump in terms of its operating parameters, because of its work pressure and speed continues increasing, the noise index requirements become more stringent.
现代轴向柱塞泵，就其工作参数而言，由于其工作压力和转速不断提高，对噪声指标要求越来越严格。
Carbon pressure ball machine device is a hydraulic pump hydraulic protection will be high pressure oil into the hydraulic cylinder, driving the piston produce axial displacement.
碳素压球机液压保护装置是由液压泵将高压油打入液压缸，使活塞产生轴向位移。
So, the study of characteristics of port plate pairs has great guiding significance and practical significance to the development and design of multi-action constant axial piston pump.
因此开展配流副特性研究，对开发设计这种多作用恒流轴向柱塞泵具有十分重要的指导意义和现实意义。
Aiming at the fuzzy and incomplete nature of fault characteristics of axial piston pump, a method of Bayesian networks and multi-characteristic information fusion was proposed.
针对轴向柱塞泵故障特征的模糊性和不完备性特点，提出一种多特征信息融合与贝叶斯网络相结合的故障诊断方法。
This paper analyzes the cause of poor noise-reduction effect of high pressure axial piston pump, and puts forward design criterion and attention points of improving noise-reduction effect.
本文分析了高压轴向柱塞泵降噪效果欠佳的原因，提出了提高降噪效果的设计准则和应注意的问题。
Based on parametric modeling module, geometric model of LA4V type axial piston pump was built.
基于参数化建模模块，构建了LA4V型轴向柱塞泵的几何模型。
International level large flow rate high pressure piston pump design, professional dynamic axial compression column design.
国际领先的大流量高压柱塞泵设计，专业的动态轴向压缩制备柱设计。
In order to compensate for the area deviation of differential cylinder and change the output flow of the pump, a program of parallel-type of three-window of variable axial piston pump was proposed.
为了补偿差动缸面积差和改变泵的输出流量，提出采用并联型三配流窗口的变量轴向柱塞泵方案。
A lot of study showed that the friction of the ball friction coupling between piston and slipper obviously affected the life-span and the performance of the axial piston pump.
大量的研究表明，柱塞与滑靴之间的球铰副摩擦力很大程度上影响着轴向柱塞泵的性能及寿命。
With the wear fault of the slipper pair, the dynamic characteristics of the axial piston pump are different from the normal state.
斜盘泵在发生滑靴副磨损故障时表现出与正常状态下完全不同的动态特性。
Finally, taking the constant pressure pump as example, we make YB-20AH axial piston pump with constant pressure optimized by this method.
最后以恒压泵变量机构为实例，对YB - 20ah型柱塞式恒压主量泵变量机构进行了寻优设计，并取得了良好的效果。
However, in research of water hydraulic axial piston pump, inertia items should play an important role because the viscosity of water is much less than that of oil.
然而，在水压轴向柱塞泵的研究中，由于水的粘度比油的粘度小得多，因此，惯性项就起着较大的作用。
The main content is as follows: 1. The supporting way of the axial variable displacement piston pump is researched.
论文主要完成以下研究内容：1。对轴向变量柱塞泵的支撑方式进行了研究。
Solid-liquid coupling virtual prototype of axial piston pump was put up based on the interface of the two models.
利用二者模型的底层接口，搭建了液固耦合的轴向柱塞泵虚拟样机模型。
At the present, the key technology of the axial variable displacement piston pump is grasped by the foreign companies, the research and manufacture level in our country are on the elementary stage.
目前，轴向变量柱塞泵的关键技术掌握在国外公司手中，国内的研究、生产、制造均还处于初级阶段。
Can be seen on the axial piston pump with dynamic characteristics of flow field during distribution process of an in-depth and detailed analysis has important significance.
可见，对轴向柱塞泵配流特性进行深入细致的分析研究有着重要的意义。
Can be seen on the axial piston pump with dynamic characteristics of flow field during distribution process of an in-depth and detailed analysis has important significance.
可见，对轴向柱塞泵配流特性进行深入细致的分析研究有着重要的意义。
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