After unit shaft sealing was reformed into spiral dynamic pump sealing in Nanyaheand Gengda hydropower stations, operation defect which existed for many y...
南桠河和耿达水电站机组主轴密封改造为螺旋动力泵式主轴密封后，解决了多年存在的运行缺陷。
After unit shaft sealing was reformed into spiral dynamic pump sealing in Nanyaheand Gengda hydropower stations, operation defect which existed for many years is disappeared.
南桠河和耿达水电站机组主轴密封改造为螺旋动力泵式主轴密封后，解决了多年存在的运行缺陷。
The main mechanical seal is installed in the shaft on the dynamic in Central and fixed pump shell on the static ring for the relative motion between the end to achieve the objective of sealing.
机械密封主要的是靠装在轴上的动环与固定在泵壳上的静环之间端面作相对运动而达到密封的目的。
Charge Pump dynamic analysis is analyzed, where the relationship between the voltage rising time and transient current to circuit is given.
详细分析了电荷泵的动态工作特性，给出了电荷泵电压上升时间及瞬态电流与电路的关系。
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.
提出了约束活塞型内燃式水泵的概念和它的工作原理，对其阀式配流系统进行了动力分析。
In order to improve the efficiency of the piezoelectric pump and optimize its structure, the dynamic characteristics of the piezoelectric actuator were explored.
为了提高压电泵的效率、优化压电泵的结构，对泵用压电振子的动态特性进行了研究。
The dynamic system model is coupled with geothermal heat exchanger model and heat pump unit model, which is based on the conservation of mass and energy.
采用确定性模型法建立了热泵机组的模型，然后通过能量和质量守衡方程序建立了系统动态耦合模型。
Simulation results show that the dynamic characteristic of electro-hydraulic servo controlling radial piston pump using this self-adapting fuzzy PID controller is very good.
仿真结果表明，基于自适应模糊pid控制器的电液伺服控制径向柱塞变量泵具有良好的动态性能。
According to the consumed amount of oil of the valve and pump as well as the main engine, the dynamic pipe system is designed with PLC in this paper.
应用可编程控制器技术，根据轮机模拟器图解板上的各阀、泵以及主机耗油量的大小，对流动光带进行了有效的动态显示。
Simulation results show that the dynamic characteristic of electro-hydraulic proportion controlling radial piston pump using this self-adapting fuzzy PID controller is very good.
仿真结果表明，基于自适应模糊PID控制器的电液比例排量变量泵具有良好的动态性能。
The proportional variable pump system made up with electrohydraulic proportional reversing valve and axial variable pump is a new kind of hydraulic dynamic structure.
由电液比例换向阀和轴向变量泵组成的比例变量泵系统是一种新型液压动力机构。
Aimed to decrease damping coefficient and enhance pump's dynamic performance, a method for reducing the radial plunger pump stator forces was developed by analyzing the type JBP-63 pump stator forces.
为了降低阻尼系数进一步提高泵的动态性能，通过对JBP-63型径向柱塞变量泵定子受力仿真分析，研究了减小径向柱塞液压泵的定子不平衡力的方法。
The test results show that the wear of the pump in a hydraulic system mainly depends on the relation between the size of abrasive particles and the dynamic clearance dimension of the key moving parts.
结果表明，在液压系统中，泵的磨损主要决定于磨粒与泵内关键运动副动态间隙之间的尺寸关系：尺寸小于动态间隙的磨粒影响很小；
It cannot only provide the technical design method for gas lift jet pump and continuous gas lift, but also makes dynamic analysis for it.
研发的工艺设计软件除了可以进行气体加速泵工艺设计之外，也能进行连续气举工艺设计，并可以计算气体加速泵动态。
Taking the pump station of West-South Oil Product pipeline as an example, dynamic programming theory is adopted to settle pump running problem of the whole pipeline with speed variable pumps.
以西南成品油管道泵站为例，运用动态规划的原理，解决配有调速泵的管道全线开泵方案问题。
This paper presents a method, in which the computer dynamic simulation is used, to evaluate the energy use of WLHP (water loop heat pump) system.
提出闭式环路水源热泵空调系统运行能耗的计算机动态模拟评价方法。
An Experimental Investigation in the dynamic stress of scavenging pump driving train of a two-stroke diesel engine has been carried out.
对一台二冲程柴油机的扫气泵传动轴的动应力进行了实验研究。
And the static and dynamic leakage of the pump should be approximately calculated according to the annulus at the end of the plunger's downstroke.
应近似地按柱塞位于下止点时的环隙计算抽油泵的环隙静、动态漏失量。
The dynamic equation of valve type orifice system of confined piston internal combustion pump was built.
提出约束活塞型内燃式水泵的概念并阐述其工作原理，建立了阀式配流系统的动力模型。
Finally, the static and dynamic test of the variable pump had been taken.
最后对系统中的变量泵进行了动静态性能试验。
Hydraulic dive drilling pump adopts variable hydraulic pump and dynamic cylinder as its power end and its fluid end is identical with the triplex single acting piston pump.
液压驱动的钻井泵采用变量液压泵和动力油缸组成液压钻井泵的动力端；液力端和现在使用的三缸单作用活塞式钻井泵相同。
Mechanical seals are on the main shaft is installed in the dynamic ring in the pump shell and fixed up the static ring for relative movement between the face and achieve the purpose of sealing.
机械密封主要的是靠装在轴上的动环与固定在泵壳上的静环之间端面作相对运动而达到密封的目的。
The hydraulic-driven reciprocating pump power was studied, including system design and the design of overall dynamic side of the hydraulic system.
对液压驱动往复泵动力端进行了设计，主要包括：系统总体方案设计和动力端液压系统的设计。
In this paper the dynamic optimum design was carried out for the crankshaft of a horizontal reciprocating emulsion pump with three pistons.
本文对矿用卧式三柱塞往复乳化液泵曲轴进行了动态优化设计研究。
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。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
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