• 十分重要元件

    The port valve is a key part in a piston pump.

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  • 问题需要通过网络的方法来解决

    All the problems need to be solved by network flow assignment.

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  • 编组站阶段计划不可缺少内容

    Wagon-flow allocation is indispensable contents in the stage plan in a marshalling station.

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  • 配流径向活塞

    Radial piston pump with interior admission;

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  • 研究动态用户最优配流信号控制组合问题。

    The combined dynamic user optimal assignment and signal control are studied.

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  • 最小厚度保证静压支承工作基本条件

    The minimal water film thickness is the basic condition which ensure the water hydraulic static bearing of valve plate working well.

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  • 动态交通配流问题智能交通系统重要研究方向之一

    The dynamic traffic assignment is one of the main development directions of ITS.

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  • 本文研究高压叶片存在冲击油泵性能影响

    The influence of flow distribution impact in high-pressure vane pump on its performance is investigated in this paper.

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  • 因此本文提出交通意外事件紧急疏导配流方案生成方法

    Therefore, the paper proposes a generation method of an urgent dispersion assignment scheme for the incident.

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  • 液压变压器输出压力配流控制角度决定,同时负载影响。

    The output pressure depends on the Angle of the valve plate and is influenced by loads.

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  • 行星齿轮液压马达设计影响液压马达效率关键环节。

    The oil distribution design is a key factor to the efficiency of the hydraulic motor with non-circular planetary gear.

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  • 数学模型中考虑了配流副高低压对油膜形成变化产生影响

    The influence regularity of working pressure and temperature on the lubrication parameters can be acquired in the mathematic model.

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  • 所得结论,进一步改进轴向柱塞配流性能提供理论依据

    The conclusion offers a theoretical basis to improve the characteristics of distributing pair in axial piston pump.

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  • 首先研究了出租车作为多种交通方式之一的交通网络均衡配流问题

    Firstly, a traffic network equilibrium assignment problem regarding taxi as a single mode of various traffic modes is studied.

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  • 可见轴向柱塞特性进行深入细致分析研究有着重要意义

    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.

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  • 往复柱塞转套式系统一种结构紧凑密封可靠新型配流系统。

    Rotating-sleeve distributing-flow system for reciprocating plunger pump is a compact, reliable sealing of the new distribution system.

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  • 根据不变嵌入原理来寻找策略给出了多阶段SUE配流模型算法

    The optimum strategy based on fixed embedding principle is determined and a multi-period SUE assignment model as well as the algorithm is given.

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  • 本文对轴向柱塞泵或马达缸体之间稳态油动做数值计算。

    Sealing and lubricating fluid film between port plate and cylinder block of axial piston machines has complex shapes.

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  • 分析了水压柱塞噪声产生机理指出压力波动噪声主要因素

    The mechanism of the water hydraulic piston pump's noise is analyzed, and it present that the pressure fluctuation is the main factor of the noise in fluid distribution process.

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  • 如果消除液压配流噪声油缸升、压力特性也必须双曲线规律变化

    If the hydraulic noise in the, valve plate is required to be eliminated, the characteristics of preloading and pre-releasing of the cylinder must be hyperbolic type.

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  • 提出离散动态交通网络用户均衡配流模型静态UE模型推广

    We present an discrete users equilibrium (UE) assignment model for dynamic traffic network. This model is a dynamic generalization of UE model for static traffic network assignment.

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  • 如何众多解体方案中选择有利方案编组站动态配流所要解决的核心问题

    How to select the favorable scheme out of a large number of break-up schemes is the core of the dynamic wagon-flow allocating problem for a marshalling station.

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  • 端盖有一个进出口经过配流与机体配流通道通道相通。

    Both fluid liquid inlet and outlet are equipped on each gland, which connect to the fluid liquid channels for the frame and the cylinder sleeve through the port plates.

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  • 文章创建路网交通量的整体优化模型能够克服逐次配流方法难以逾越的困难

    An optimization model of traffic assignment is set to solve problems that cannot be solved by "step by step"methods.

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  • 提出约束活塞内燃水泵概念阐述工作原理,建立了阀式配流系统动力模型。

    The concept of Hydraulic Confined Piston Internal Combustion Pump(CPICP)was put forward, and its working principle was discussed.

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  • 提出约束活塞内燃水泵概念并阐述其工作原理,建立了配流系统动力模型

    The dynamic equation of valve type orifice system of confined piston internal combustion pump was built.

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  • 提出了约束活塞内燃水泵概念工作原理配流系统进行动力分析

    The concept of Hydraulic Confined Piston Internal Combustion Pump (CPICP) and its working principle are put forward, also the dynamic analysis of the valve type orifice system is made.

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  • 路径选择交通主要问题本文采用遗传算法设计了一个模型以求解交通配流问题。

    The routing assignment is the main part of the city traffic capacity assignment problem. This paper presents a new model for the problem based on Genetic Algorithms.

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  • 本文通过实测配流副间的厚度,分别考察了转速压力变化对油膜厚度影响

    The effect of rotational speed, pressure and swashplate swinging angle on oil film thickness is analyzed.

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  • 针对乳化液黏度特点,将所设计的乳化液马达采用配流,从而保证了较高容积效率

    Because of the low viscosity of emulsion, valve type orifice was used in emulsion motor and the volumetric efficiency was ensued.

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