指出了变频调速泵送系统在设计和应用中的注意事项。
Points for attention in the design and application of variable frequency and speed pump system have been proposed as well.
指出采用调速泵加注可以消除因节流引起的能量损耗，降低液氧的温升。
It is point out that loading LOX via variable speed pump can reduce throttle losses as well as can reduce the LOX temperature raise.
在这样的系统中，应注意确保调速泵与定速泵都能在高效段运行，并实现系统最优。
In such a system, the governor should be taken to ensure that pump fixed speed of the pump can be efficient in operation, and achieve optimal system.
这种调速泵是一个容积式泵，用来确保产品以确定的可接受的速率流过整个设备。 收藏。
The timing pump is a positive displacement pump set to ensure that product flows through the entire system at a predetermined and acceptable rate.
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。
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.
概述了变频调速泵节能原理，针对高层建筑供水设施改造的实际情况，设计开发了一套射流泵辅助变频调速恒压供水系统。
A building water supply system in which jet-pump-aided and the inverter and PLC is used to realize the constant pressure of the water is inroduced.
该文介绍了以单片机at89s52为控制单元的血泵外磁驱动系统，该系统具有良好的调速性能和控制性能。
In the paper, the outside magnetic driving system of blood pump based on single chip AT89S52 is introduced, which has good speed regulation characteristic and control performance.
介绍采用变频调速和功率回收加载技术的新型矿用液压泵和液压马达试验系统，并有应用实例。
The paper introduces an advanced hydraulic pump/motor tester for mine, combining frequency-modulated control with power recovery techniques, and an engineering application example is given.
泵控容积调速系统中负载发生变化时，要保证马达输出转速恒定。
When the load of pump control cubage timing system changes, the motor output speed must be kept steady.
介绍一种用于人工心脏轴流式血泵的无位置传感器无刷直流电动机闭环调速控制系统的电路设计。
A kind of closed loop timing control system based on position-sensorless control for axial blood pump of artificial heart brushless DC motor is introduced in this paper.
介绍了新研制的一种适用于定量泵液压系统调速的回油路溢流节流阀。
This paper describes the new developed back oil circuit relief slow-restricted adapted for quantified pump hydraulic system regulating speed.
同时利用变频调速自动控制粗苯冷却泵的转速，实现粗苯温度的稳定。
And using the frequency variable adjusting speed technique to control the speed of benzole cooling pump automatically, to achieve the temperature stability of the benzole.
本文论述了JS泵气动调速系统电气化改造的原因及改造后调速系统的优良性能。
This paper introduced the reason of the electrified improvement for the speed regulation of JS pump and the excellent character.
离心泵的变频调速是目前广泛采用的流量调节方法，高效节能是其最大优点，但是当流量降低时，可能造成压头过低而影响后续流程。
To this problem, the variable-frequency speed regulation and flow regulation split-ranging coordinated control of the centrifugal pump for energy saving is given.
介绍了鞍钢化工总厂硬质沥青加料泵皮带调速改为交流变频调速的实际应用过程。
The practice after the feeding pump of hard pitch controlled by belt changed into frequency control of speed in AISC Chemical General Plant is introduced.
介绍了动力厂低压泵类设备运行现状，变频调速装置的特点。
The author introduces the running status of low pressure pump apparatuses and VVVF features.
通过蒸发塔底泵和护进料泵两系统采用变频调速器的数据分析表明，它是提高白土精制装置自动化水平的有效途径。
Applying frequency governor to bottom pump of evaporation tower and feed pump of furnace, the result showed that it is the effective way to improve the automatic level in clay unit.
本文首先对调速型液力偶合器应用于泵或风机双机并联运行的调速控制系统进行研究。
First this paper research on using variable speed fluid couplings in speed regulation control system of dual pumps or fans machines running in parallel mode.
在长距离输油（气）管道工程中，大部分泵站内的主泵采用调速电机驱动。
Most of main pump in pump stations driven by variable speed motor for long distance transport petroleum engineering.
采用调速技术，使输油泵适应负荷变化，改变转速来调节输油泵的运行点，才是解决泵节流损失的措施。
It is the effective countermeasure against throttling loss in pumps to adopt speed regulator, so as to adjust pump speed according to load variation.
分析电动机功率损耗，阐述了泵类负载调压调速不仅可以大幅度地节能，而且不会造成电机过热。
This article analyses the loss of power of electric motor, and tells that pressure and speed adjustment of the pump not only save energy but also not lead to over heated of the electric motor.
通过交流变频调速改变电机的转速来调节液压泵的输出流量。控制液压执行元件的运动速度。
Changing the speed of electric motor by using ac frequency conversion is to regulate output flow of hydraulic pump to control the velocity of the motion of hydraulic actuator.
涂料输送泵变频调速，流量控制稳定，涂料箱(油槽)恒温控制，漆膜分布均匀。
Paint conveying pump frequency control, flow control and stability, paint tank (tank) temperature control, film distribution.
无刷双馈电机是一种用于拖动风机、泵类负载节能调速最有效的新型电机之一，有着很好的发展前景。
Brushless Double-fed motor (BDFM) is a kind of new motors suitable for the drives of pumps fans, and has a bright future.
涂料输送泵变频调速，流量控制稳定，涂料箱（油槽）恒温控制，漆膜分布均匀。
Paint conveying pump frequency control, flow control and stability, paint tank (tank) temperature control, filmdistribution.
本文从理论上探讨了离心投药泵的变频调速规律，并进行了实验验证；
The principle of frequency control of centrifugal dosing pump was studied theoretically and verified by experiment;
采用模块化安装，易于扩展和维修，并具有冗余功能。现已广泛应用于风机、泵类负载调速场合，取得很好的节能效果。
So the cascade multilevel inverters have been used in many industrial application fields such as fan or pump and the good saving-energy effect has been gotten.
主要产品有：船用齿轮箱、船用辅机、液压离合器、液压离合分动箱、液粘调速离合器、减速机、真空泵等。
Main products: vessel gear case, hydraulic pressure clutch, hydraulic pressure double and branch driver, timing clutch, reducer, vacuum pump etc.
变频调速技术已在各行业得到日益广泛的应用，尤其在泵类系统的控制中显示出很大的经济效益。
The frequency conversion velocity modulation technique is widely applied in various industries with large economic benefit, especially in pumps system control.
针对输送系统目前存在的问题，太钢尖山精矿详细制定了A泵整流调速及控制系统的改造方案，对传动系统及计算机控制系统进行了升级改造。
Pinting to the problem, the redevelopment scheme of rectification speed governing device and control system of the a Pump were instituted. And it redeveloped the drive and computer system.
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