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unit pump
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  单体泵
     Application and Investigation of Fuel Injection System of Electronic Unit Pump of 12V240ZJ Diesel
     12V240ZJ型柴油机电控单体泵燃油喷射系统的应用研究
短句来源
     The paper present the match between the oil supply system, air supply system and combustion system on YC4112ZLQ four-stroke diesel's after substituting electrical unit pump for mechanical pump.
     主要叙述了YC4112ZLQ四气门柴油机由机械泵改换为电控单体泵后,供油系统、配气系统以及燃烧系统的匹配。
短句来源
     Research on Torque Based Control Simulation Model for Electronic Unit Pump Diesel Engine
     基于扭矩控制的电控单体泵柴油机仿真模型的研究
短句来源
     Model-Based Development of Idle Control Strategy for Electronic Unit Pump System
     基于模型的电控单体泵怠速控制策略的开发
短句来源
     Pilot injection control algorithm for an electronic unit pump diesel engine
     预喷射控制算法在电控单体泵柴油机上的应用
短句来源
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  “unit pump”译为未确定词的双语例句
     Software Design of Electronically Control Unit Pump Diesel Engine ECU
     电控柴油机ECU软件设计及应用
短句来源
     Base on the analysis, mathematical model is determined by considering the energy saving operation as object and frequency conversion as method. Object function is provided for energy consumes parts (water chilling unit, pump and fan). Scheme and optimized operation mode are also represented;
     首先,对中央空调系统“量”调节节能技术原理及实现方法进行了详细的分析,并以此为基础,以中央空调系统节能运行为研究对象,以变频技术为手段,建立中央空调系统整体最优化运行数学模型,且给出了所有能耗部件(包括冷水机组、水泵和风机)的目标函数,并提出了中央空调优化运行模式与控制方案;
短句来源
     It is cyclic detection system for pump well's working condition that detects electric signal directly by the transducer which is installed in panel box,that is not interrupted by man,displays all the pump well's status information which is from motor,pumping unit,pump to fluid-supply continuously and real-time.
     抽油井工况巡检系统将传感器安装在计量站内的配电柜中 ,直接测量电信号 ,不受人为干扰 ,可连续实时地显示抽油井从电机、抽油机、泵到供液情况的较全面的工况信息。
短句来源
     The mathematical models for describing behaviors of pumping unit,pump,tubing string and the compound system were set up,and the corresponding simulation models were established,according to the systematic dynamics.
     根据系统动力学理论建立了抽油机、抽油泵、杆管柱及其互作用系统力学数学模型 ,并建立了相应的仿真模型。
短句来源
     Based on the basic theory of water hammer,the mathematical models of boundary condition of each component of tertiary circulating water system of PWR nuclear power plant,including pump unit,pump discharge valve,condenser and siphon outlet sump,were developed in this paper.
     应用停泵水锤的基本理论,建立了压水堆核电厂三回路水泵、泵出口阀、冷凝器和出水虹吸井等边界条件的数学模型,并采用特征线法进行求解。
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  相似匹配句对
     Pump
     高可靠性煤泥泵的设计研究与应用
短句来源
     Dredge Pump Protection Unit
     挖泥船泥泵保护装置
短句来源
     Selection of Feedstock Pump in PS Unit
     聚苯乙烯装置原料泵的选用
短句来源
     On the Unit of Translation
     翻译单位论
短句来源
     On Unit Crime
     关于单位犯罪的几个问题
短句来源
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  unit pump
The modern High-pressure diesel injection systems such as Common Rail, Unit Injector, and Unit Pump are at the forefront of this book.
      


Solenoid-controlled jerk-pump fuel injection systems mainly include electronic unit pump system,electronic unit injector system,electronic distributor pump system electronic pump-pipe-valve-injector fuel injection system.They are all electromagnetic spill controll systems and same operation principle.Based on a physical model of this kind of systems and using MATLAB software,a simulation model is established.Computer aided simulation calculation of the systems has been carried out based...

Solenoid-controlled jerk-pump fuel injection systems mainly include electronic unit pump system,electronic unit injector system,electronic distributor pump system electronic pump-pipe-valve-injector fuel injection system.They are all electromagnetic spill controll systems and same operation principle.Based on a physical model of this kind of systems and using MATLAB software,a simulation model is established.Computer aided simulation calculation of the systems has been carried out based on the model.The experimental results indicate that this model can conveniently optimize their parameter and provide an effective tool for the further development of these systems.

电磁阀溢流控制式脉动喷油系统主要指的是电控单体泵、电控泵喷嘴、电控分配泵和电控泵 -管 -阀 -嘴等 4种系统。这些系统具有相同的工作机理。在建立此类新系统物理模型的基础上 ,通过使用MATL AB软件 ,建立了系统的仿真数学模型。根据该模型 ,对系统进行了计算机辅助仿真计算。与喷射系统的油泵台试验结果对照表明 ,使用该模型可以方便灵活地对系统参数进行优化匹配 ,为此类电控喷射系统的深入研究提供了有效的工具

The peak value dispersion technology in reciprocating pumps for pulp transportation is described systemically . On the premise of analyzing the cause of flow pulsation and pressure pulsation of single reciprocating pump, the cause of peak value overlapping in pulp transporting to one pipeline with multi-unit pumps, and the two conditions to eliminate peak overlapping are discussed ; the graphic analysis of distinguishing optimum dispersion phase angle, the two methods and the formula of software...

The peak value dispersion technology in reciprocating pumps for pulp transportation is described systemically . On the premise of analyzing the cause of flow pulsation and pressure pulsation of single reciprocating pump, the cause of peak value overlapping in pulp transporting to one pipeline with multi-unit pumps, and the two conditions to eliminate peak overlapping are discussed ; the graphic analysis of distinguishing optimum dispersion phase angle, the two methods and the formula of software calculation and judgment are gived; the concept of peak value dispersion technology and the methods of mechanical coupling and electron coupling are put forward ; and finally, the practical plan and operation situation of the peak value dispersion technology in high pressure reciprocating diaphragm pump units for alumina solving off pipeline of the technical renovation project of Henan Company of Chalco are described.

全面系统地阐述了往复泵输送矿浆峰值分散技术。在分析单台往复泵流量脉动及压力脉动产生原因的前提下 ,论述了多台泵向同一管路输送矿浆时产生峰值叠加的原因及消除峰值叠加的两个条件 ,给出了识别最佳分散相角值的图示解析及软件计算判断两个方法及公式 ,提出了峰值分散技术的概念及机械耦合、电子耦合两种方法。最后阐述了中国铝业河南分公司氧化铝技改工程中管道化溶出往复泵高压专用隔膜泵组中峰值分散技术的实际方案及运行情况

This paper briefly introduced a new type of electronic unit pump fuel injection system developed by the university and its cooperator. With being geared to the needs of Euro Ⅲ emissions standard, the matching and calibration methods for the key ECU control parameters are built up. Performance comparison tests of the import base engine with original ECU and native ECU are carried out. The batter calibration result of the engine performance than that of original engine is obtained.

简要介绍了一套由国内高校和企业联合开发的产品级新型电控单体泵燃油喷射系统,建立了面向欧Ⅲ排放法规的ECU关键控制参数的匹配标定方法,进行了用国产ECU替代进口原机ECU后的发动机性能对比试验,获得了优于原机性能的匹配标定结果。

 
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