变频电源

然后对电磁搅拌系统的各个重要组成部分的设计进行了详细的分析和说明，其中包括电磁搅拌器、低压变频电源、冷却水系统。

Then detailes analysis and description all the important part of electromagnetic stirring system , including EMS , low voltage frequency converter , cooling water systema and so on .

变压变频电源由于开关的非线性和对电路参数的依赖性，即使采用多种优化方式，也仍然难以提高其动态性能，因此限制了其在更宽负载范围内的运用。

It is difficult to further improve the dynamic performance of multi-stage sources including variable voltage and variable frequency converter ( VVVF ), because of theirs nonlinear switch and dependence on circuit parameters .

用MATLAB进行三相交-交变频电源的仿真设计

Design and Simulation of 3-Phase AC / AC Cycloconverter with MATLAB

基于DSP的小型发电机变频电源的研制

The Development of Small Engine Generator 's Variable-frequency Based on DSP

矩阵式交-交变频电源中DSP控制器的时间分配

The Time Arrangement of Matrix Converter Based on DSP

基于PLC控制的旋转式变频电源电源监测系统

Revolving frequency-cycle type power supply based on PLC

DSP在变频电源下的电动轮自卸车控制中的应用

Application of DSP in the Control of Electromotive Well-automatic Discharge Car Using Frequency Conversion Power

文中还介绍了数字PID控制技术的原理和实现，以及模糊PID控制在变频电源系统中的应用。

This paper introduces the principle and implementation of digital PID control and fuzzy PID control .

基于PWM控制器和IPM模块的变频电源设计

Design of Variable-Frequency Power Based on PWM Controller and IPM Module

并联逆变式IGBT变频电源在感应加热中的应用

Application of Parallel Inverter IGBT Vary Frequency Power Supply Induction Heating

变频电源中IGBT应用电路研究

Study on IGBT Applied Circuits in Variable Frequency Power Source

介绍了触摸屏的功能特点以及与PLC联机在变频电源系统中的应用。

The paper introduces the property and function of touch panel , its application in frequency-converting power supply together with PLC .

基于SPWM和SVPWM的变频电源仿真分析

Simulated Analysis of Variable Frequency Power Supply Based on SPWM and SVPWM

应用TMS320F240系列DSP芯片设计了一套采用空间矢量调制法的矩阵变频电源，从等效交直交变换的空间矢量调制出发，分析了矩阵变频电源的变换关系。

A matrix variable frequency power source with DSP-based space vector modulation is presented .

ACPMIG电源动态性能工业用振动棒变频电源的研制

Dynamic capability of AC PMIG power Research on Variable - frequency Power of vibrator

PWM逆变器作为主流逆变器，已在不间断电源UPS、变频电源、电力系统、新能源供电系统等众多领域得到了广泛的应用。

As main stream inverter , PWM inverter has been used widely in UPS , variable frequency power source , power system , new energy power supply system .

介绍了并联逆变式IGBT变频电源的工作原理及在汽车发动机曲轴淬火上的应用情况。

The working principle of the parallel contravariant IGBT variable frequency power supply and its application in the quenching process of engine crankshafts are introduced .

BPD型变频电源用于局放和耐压试验的研究与实践

Research and Practice on the BPD Frequency Conversion Power Used in Partial Discharge and Voltage Withstand Test

它以SA4828作为SPWM信号发生器，经过驱动电路控制IPM模块，产生三相变频电源。

The SA4828 used as SPWM signal generator controls the IPM via driver circuits to produce variable frequency power supply .

由于系统采用具有高频率分辨率的PWM（脉宽调制）变频电源以及恒最大转矩的控制方式，使整个碳纤维生产线能在低速条件下稳定运转。

The results showed that ( PWM ) PCS could meet all of the requirements for rayon carbon fiber production line , since the control system had contravariant PWM , high FC power resolution and maximum twisting moment .

变频电源的核心技术是逆变控制系统，传统的逆变控制系统通常采用串行执行指令的控制芯片如MCU或DSP来完成各种逻辑和运算的，其实时性太差。

The core technology of variable frequency power supply is DC-AC control system . The traditional DC-AC control system usually works out all kinds of logical and arithmetic by the controlled chips such as MCU and DSP which execute instruction in serial .

该电机采用SPWM变频电源供电，直接带动曳引轮曳引抽油杆和配重，完成抽油做功。

This generator supplies power with the SPWM power source of frequency conversion directly drives the drag of driving sheave to draw sucker rod and matches weight , being completed to take out oil demerit .

BPD-300变频电源在电网的应用

The Application of BPD-300 Variable Frequency Power Supply in Electric Network

高频谐振逆变器将电池组的直流电压逆变为20kHz的高频交流信号，由高频变压器分配给系统的各个部分，采用零电压开关技术的高频交流脉冲密度调制变频器作为变频电源驱动电机，推动车辆行驶。

The inverter changes battery DC voltage into AC signal with 20 kHz , which is distributed as power sources for different equipment in EV by the transformer . Using zero voltage switching the PDM converter allows low distortion synthesis of single AC for induction motor drive system .

电网电源频率的变化或者使用变频器作为变频电源对异步电动机进行调速运行都是属于异步电动机在非额定频率下运行.有时候，在引进的各种各样机电产品中部分设备的驱动电动机系采用60Hz的电源。

Both the variation of mains power frequency and use of frequency converters as frequency-converting power source to do governing operation for asynchronous motor are called the operation of asynchronous motor at non-rated frequency . Some driving motors integrated in various imported machines and equipment run on 60 Hz power .

变频电源与工频电源间的同步切换控制

The Synchronous Switch-Mode Control between the Inverter Power and Power Supply

三相可控硅变频电源设计原理分析

Analyse the designing principle of three phase SCR variable-frequency power supply

基于改进禁忌搜索算法的两相电机设计及变频电源的研制

Two-Phase Motor Design Based on Improved Tabu Algorithm and Inverter Research

小容量电网配置大功率变频电源的选择

Application of Large Converter Power Supply Under Small Capacity Power Network

变频电源能调节电流和频率，振动偏心轮实现了对振幅的调节。

The frequency variable power can regulate frequency and electric current .