All speed regulators are vector frequency converter.
所有调速器均采用矢量变频器。
The frequency converter to provide professional maintenance services.
提供专业的变频器维修服务。
Large content hydroelectricity set should use AC-AC frequency converter.
大容量水电机组宜采用交-交变频器。
Frequency converter drives motor to realize stable velocity change operating.
变频器驱动电机，实现调速运转稳定。
Detailed method of the constant pressure control by frequency converter is described.
介绍了采用变频调速实现恒压控制的详细方法。
This circuit has been applied in development of high voltage frequency converter successfully.
该电路已经在高压变频器的开发中得到应用。
Driving is mainly regulated by frequency converter, with high driving accuracy of synchronous belt.
主传动采用变频调速。同步带传动，传动精度高。
According to the control characters of a-a frequency converter, provide a new computer control system.
根据交—交变频器的控制特性，提出了较为新颖的计算机控制系统结构。
This paper explained mainly on the frequency converter applied in heating furnace circulating ventilator.
本文主要阐述变频器在加热炉循环风机控制的应用情况。
Automatic constant pressure control of system has completed by press-sensor, PLC, frequency converter etc.
系统通过压力传感器、PLC、变频器等设备完成供水系统自动恒压控制。
Man-machine interface, programmable controller, tem-controller and frequency converter are of import brand.
人机界面、可编程控制器、温控模块、变频器采用进口产品。
Electrical factors can be adjusted by setting up serial mainboard parameters and frequency converter parameters.
电气因素由串行主板参数和变频器参数设置调整。
All these requirements order operation switch, valves, and corresponding control frequency converter to complete.
所有这些要求顺序操作相应开关、阀门和控制变频器来完成。
The sensor signal affects the frequency converter in such a way that the draw-off speed of the foil remains constant.
传感器信号以这样一种方式影响变频器，使牵引箔的速度保持不变。
This paper introduces application of monolithic computer AT90S1200 to single-phase bridge-type frequency converter PWM.
文章介绍了AT 90s1200单片机在单相桥式变频器系统中的硬件和软件设计。
A new energy feedback scheme for frequency converter is described, in which the working principle is mainly introduced.
介绍一种新型变频器能量的回馈方案，主要对其工作原理进行说明。
Therefore, point and interval prediction for system efficiency can be realized through frequency of frequency converter.
因此可由变频器的频率对其效率进行点预测或区间预测。
It also introduces the control principles and energy-saving properties of frequency converter and the results after using it.
介绍了变频器的控制原理、节能特点，以及恒压供水系统采用变频调速的节能效果。
Popularizing and applying frequency converter technology is one of the important methods of the prompting the industry advance.
进一步的推广应用变频调速技术，是推动我国工业技术进步的重要举措之一。
Proficient in PLC programming (Siemens), human-machine interface touch screen, frequency converter, servo driver, stepper motor.
精通PLC编程（西门子、三菱），人机接口触摸屏、变频器、伺服驱动器、步进电机。
Host by motor direct start running, differential speed and drum rotational speed adjustment accomplished by frequency converter.
主机由电机直接启动运转，差速器的调速及转鼓转速的调整由变频器来完成。
The paner intrdue the application of frequency converter in improving crude oil Stabilization unit and it's operating situation.
本文简述了变频调速器在原油稳定装置技术改造过程中的应用及其运行情况。
The static frequency converter used in pumped storage units generally adopts common thyristor as the rectifying inverting bridge.
用于抽水蓄能机组起动的静止变频器，其整流逆变桥通常采用普通晶闸管。
This article talks about the ways and the laws of using a frequency converter to realize energy saving on producing some products.
本文对一些产品使用变频器实现运行节能的方法和意义进行了论述。
This method enables the frequency converter to adapt itself, and change the crane's speed, and then compensate the system's motion bias.
通过变频器自动调整吊车速度，进行运动偏差补偿，从而实现了群吊控制系统的同步控制。
This paper presents two kinds of braking circuits with PWM frequency converter, this circuit possess good effect in practical application.
本文介绍了用于PWM变频器的两种制动电路。此电路在实际应用中效果很好。
With this technique, the effect of equivalent high switching frequency converter has been obtained with low switching frequency converter.
提出了基于载波组合相移技术的电流型电力有源滤波器，在较低的开关频率下实现了等效的高频载波效果。
In this paper, a resistance - to - frequency converter consisting of a Wheatstone bridge followed by an integrator and a comparator is described.
文中给出了一个由惠斯登电桥、积分器、过零检测器等组成的电阻-频率转换器。
The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.
早期通用变频器大多为开环恒压比的控制方式，控制曲线不稳定。
The paper thoroughly introduces the ac-ac frequency converter in driving system of asynchronous motor for underground coal mine explosion-proof winder.
本文对一种用于煤矿井下防爆绞车驱动的交交变频器——鼠笼式异步电机传动系统做了全面的介绍。
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