变频调速技术

但是受器件制造工艺、控制方法和生产成本的限制，中高压变频调速技术还不够成熟，没有得到大规模的推广和应用。

However , variable velocity variable frequency technology of medium-high voltage are not mature , having not been promoted and applied in large-scale , because the limit of device manufacturing process , control methods and the production cost .

PLC和变频调速技术在静动叶结合型旋转式粗粉分离器上的应用

Application of PLC and Inverter in Classifier with Rotating and Static Vanes

PLC及变频调速技术在污水/废水处理中应用

Application of ASD and PLC in Sewage and Wastewater Treatment

恒压供油控制部分采用PLC／变频器混合控制方案，由变频调速技术应用于油泵的控制。

Constant pressure oil supply control system adopts PLC / Converter scheme .

PLC控制及变频调速技术在云浮发电厂1~机组低加疏水系统中的应用

Application of PLC and Frequency Converter in Yunfu Power Plant

PLC及变频调速技术在络筒机防叠控制中的应用

Application of Inverter and PLC in Winding Machine

基于DSP的矩阵变换器交流变频调速技术研究

Research of AC Frequency Conversion and Speed Regulation Technology for Matrix Converter Basd on DSP

变频调速技术在基于PLC的电厂中央空调中的应用

Application of frequency conversion speed control technology in the PLC-based central air condition of power plant

本文介绍了一种基于PLC和变频调速技术的供暖锅炉控制系统的设计与实现方法。

This paper introduced the design and accomplishment of the boiler control system based on PLC and VVVF .

本文首先介绍了课题的意义，综述了组态软件、PLC技术、变频调速技术的发展概况。

Summarize the development of configuration software technology , PLC technology and AC frequency conversion for speed adjustment .

介绍了PLC及变频调速技术在电厂污水处理回用工程中的具体应用。

The application of ASD and PLC technologies in sewage treatment and recycle engineering of power plant is introduced .

其中，调速控制采用交流变频调速技术，PLC采用扩展存储器通讯控制变频器。

Speed regulation control adopts the variable frequency adjusting technology , PLC controls inverters by adopting extended memory communication .

另外，本文通过结合PLC控制技术和变频调速技术，对螺旋输送电机进行了PLC控制，完成了配合比的变频调速系统的设计和研究。

Other , this system combined with PLC control technology , frequency control technology , to achieve the objectives of design proportion by PLC controlling screw conveyor motor .

以某学校供水系统为例，研究了PLC及变频调速技术在电气控制中的应用。

This article takes water - supply system of one school as an example , researches the application of PLC and frequency conversion speed adjustment technology in the electrical control system .

本文首先介绍了矿井提升机调速技术的发展现状，结合矿井提升机的运行特点和现阶段国内矿井存在的一些突出问题，提出了将双PWM变频调速技术应用到矿井提升机的调速控制上。

Based on the operating characteristics of mine hoist and some outstanding problems of mine at current stage , a dual PWM frequency control technology applied to mine hoist was put forward .

本文分析了变频调速技术在地热水系统中的应用特点，提出了以PLC与变频器相结合的地热水系统的设计方案，并介绍了系统组成及工作原理。

This paper introduces the technique features of inverter for a terrestrial heat water supply system , analyzes a control system with PLC & inverter control , and discusses the control system and its working principles .

CSR软启动系统利用行星传动、蜗轮传动及变频调速技术，实现了小功率对大功率输出速度的有效控制，达到了软启动、软制动和软调速的目的。

CSR ( Controlled Speed Reducer ) soft-starting system takes advantage of planetary transmission ( differential transmission ) and worm transmission and technology of inverter-driven speed transforming .

直接转矩控制技术简称为DTC，是继矢量控制技术之后，发展起来的另一种新型的，高动态性能变频调速技术。

Direct Torque Control technique referred to as DTC , it is Following the vector control technology , developed another new , high dynamic performance frequency control technology .

变频调速技术结合SWP智能仪表在锅炉炉排电机上的应用

Application of Frequency Control Technique with SWP Intelligent Instrument in an Electric Motor of a Boiler Grate

指出了应用DTC变频调速技术改造传统的矿用架线式电机车直流传动系统的必要性及应用前景。

At last , the necessity and foreground of application of DTC variable frequency speed-regulating technique to alter the direct current driving system of traditional trolley locomotive were presented .

变频调速技术结合压力变送器和SWP智能仪表在锅炉给水方面的应用效果

Application Result of Frequency Control of Motor Speed Technique Combined with Pressure Transmitter and SWP Intelligent Instrument in Boiler Feed Water

智能化功率模块（IPM）和空间矢量脉宽调制（SVPWM）技术的出现，极大地改善了电机的控制性能，保证了传统变频调速技术在世界工业特别是发展中国家工业控制中的广泛应用。

Appearance of IPM and SVPWM improve the control capability of electromotor largely , and traditional timing technology of frequency conversion is pledged in industrial control of the world specially the developing country .

基于数据采集与变频调速技术，利用VB高级语言开发了焊接冷裂纹和再热裂纹插销试验计算机控制与分析系统。

A computer control and analysis system for welding cold crack and reheat crack implant test is developed based on data acquisition and frequen-cy variation and speed regulation technique and by me-ans of high level language VB in the paper .

本文的研究正是想通过交流电动机的变频调速技术，采用数字PID控制两个电动机，使两个电动机实现同步运转，使挖掘机在最佳的工作状态下运转。

The aim of this paper is making two motors to achieve synchronous operation , and making an excavator to work in the best operating conditions through the frequency control technology of asynchronous motor and the use of digital PID to control the two motors .

变频调速技术在ZAX-e型喷气织机上的应用

Application of frequency inverter technology in ZAX-e air jet loom

异步电机直接转矩控制（DTC）技术是继矢量变换控制之后在交流调速领域里出现的一种新型变频调速技术，近年来人们开始逐渐尝试将其应用于同步电机中。

Direct torque control ( DTC ) technology in asynchronous motor is one of new frequency transformation drive technology after the vector control technology . In recent years people begin to apply it to the synchronous motors .

本文首先回顾了船舶电力推进的发展历程，重点分析了吊舱式电力推进系统的技术优势和应用现状，对目前在吊舱式电力推进领域所广泛采用的变频调速技术和PLC控制技术一一作了介绍。

In this paper , first , will simply introduce the development actuality of electrical propulsion , particularly analyze the configuration and technology advantage of podded electrical propulsion system . Then introduce the frequency conversion and PLC technology , which is widely used in today 's podded electrical propulsion .

介绍了变频调速技术与SWP系列智能仪表结合在老系统改造上的应用情况及改造前后经济指标与效益的对比。

This paper presents frequency control technique combined with SWP intelligent instrument in an old system transform and compares economic indicators to benefits around the transform .

另外计算机技术和大规模集成电路的飞速进步，极大地简化了实施SPWM及矢量控制的方法，增强和扩展了变频器的功能，使变频调速技术得到了迅猛的发展。

In addition , the rapid progress of computer technology and large-scale integrated circuits greatly simplifies the implementation of SPWM and vector control methods , and also strengthens and expands the functions of the converter so that the VVVF technology has been rapid development .

结合CK0625数控系统的设计，研究了变频调速技术在主轴驱动系统中的应用。

Combining with the design of CK0625 CNC system , the application of adjustable speed with variable frequency technology in spindle drive system was studied .