Active power Filter (APF) technology is one of the important ways to realize harmonic wave compensation of electrical network and improve the quality of power supply.
有源电力滤波器(简称APF)技术是一种实现电网谐波补偿、改善供电质量的重要方法。
In this paper, it is pointed out that the ripple factor will meet the test demands by choosing 12 pulsating wave controlled rectifying power supply as the test supply.
文章指出，采用十二脉波可控整流电源作为试验电源，其纹波系数能满足试验要求。
The frequency, wave shape and the related properties of the power supply have great effect on micro ECM process.
加工电源的频率、波形等输出特性在很大程度上影响微细电化学加工的效果。
The experiment results prove that the power supply has good sine wave function, and widely apply range. it efficiently improves testing precision of core loss.
实验结果表明该电源具有良好的正弦波形，有较广的适用范围，能够有效地提高铁心损耗测试精度。
This kind of converter lay the key technical foundation on new type regulated sinusoidal ac power supply, electronic transformer , ac regulator, and wave converter etc.
为新一代正弦交流稳压器、电子变压器、交流调压器、同频波形变换器的实现奠定了关键技术基础。
By designing TDA7490 sine wave inverter power supply, we educed a method to design an inverter power supply with low distortion by using class-D on-off audio part.
通过对TDA7490的正弦逆变电源运用设计，尝试出一种利用D类开关音频器件设计低失真逆变电源的方法。
A novel composite circuit power supply with double voltage and full-wave rectification for CO2 lasers are developed.
本文介绍一种利用倍压和全波整流复合的新型电路所研制的CO_2激光器电源。
Describes a technique for the surface treatment of aluminum alloy with a DC square wave pulsesed power supply. The physicochemical property and the microstructure of the oxidized film is studied.
报导了以直流迭加脉冲方波的电源对铝合金作表面处理的技术，并对膜层的物理化学特性及其微观结构作了研究。
This designation is to deal with the output sine wave of a high frequency and high voltage power supply, the aim is to develop a high voltage and high frequency nanosecond pulse generator.
本课题对一台高压高频逆变电源输出的正弦电压进行处理，将其设计成一台纳秒级高压高重复频率的脉冲电源。
Quality square wave power supply, current zero crossing time is short, arc stability, arc without high frequency stability.
优质方波电源，电流过零时间短，电弧稳定，无需高频稳弧。
We have studied the method of eliminating the harmonic wave of SCR regulating-speed device a servosystem and increasing its power supply unit' s loading ability when its current is large.
研究了随动系统中SCR调速装置在大电流时，消除其谐波并使供电装置负载能力提高的方法；
DC power supply cabinet: three-phase silicon-controlled rectifier (SCR), computer digital pulse triggers plate, flat-wave inductor, L, C filter, etc.
直流电源柜：三相可控硅整流桥（SCR）、计算机数字脉冲触发板、平波电感、L、C滤波器等组成。
The principle, design point and sort of power supply of piezoelectric ceramic are also introduced. Design demand, method, circuit, experiment wave and testing parameters of power supply are given.
对压电陶瓷驱动器电源的作用原理、设计特点及分类进行了介绍，并给出了压电陶瓷驱动器的电源设计要求、方法、电路及实验波形以及驱动能力测试实验数据。
Use half wave rectifying power supply must add free-wheeling diode.
使用半波整流电源必需加装续流二极管。
Not allowed to use half-wave rectifier power supply.
不允许用半波整流电源。
Engage in manufacturing anodize power supply, coloring power supply, wave filter and rectifier for Al surface processing;
铝表面处理氧化电源、着色电源及电力滤波系统的生产制造；
Not allowed to use half wave rectifying power supply.
不答应用半波整流电源。
The power supply USES BOOST converter for power factor correction and voltage regulation, and it converts DC to HF ac square wave with phase-shifted full bridge.
电源通过BOOST电路校正功率因数和调节电压，用移相全桥把直流电逆变成高频方波，然后经高频变压器升压后倍压整流得到直流高压。
We owns various advanced production facility and inspection equipment, such as wave crest solder, hot wind flow solder, ultrasonic and full-automatic switch power supply test instrument.
公司拥有各种先进的生产设备和检测设备，如进口波峰焊、全热风回流焊、超声波及全自动开关电源测试仪。
Besides that several critical modules in the design has made a detailed introduction, which is High accuracy controllable regulated power supply design, precise rectangular wave production and so on.
对设计过程中需要用到的几个模块做了详细介绍：高精度可控稳定电源设计、精密矩形波的产生等。
Besides that several critical modules in the design has made a detailed introduction, which is High accuracy controllable regulated power supply design, precise rectangular wave production and so on.
对设计过程中需要用到的几个模块做了详细介绍：高精度可控稳定电源设计、精密矩形波的产生等。
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