High power factor at ac input can be achieved by controlling the switch of capacitor charge circuit.
通过对电容器充电回路开关管进行控制，实现交流输入端的高功率因数。
The load is supplied with bypass AC power via the static switch.
负载提供交流电源通过旁路静态开关。
The chip TL1451A is a chip of switch about controlling DC-AC inverter, the features and functions of chip TL1451A is introduced, is applied to the inverter of back light in LCD.
TL 1451 A芯片是一种适合DC - AC逆变器控制的开关芯片，本文介绍了TL 1451 A芯片的特点和功能，并且把它应用在液晶显示器的背光源逆变器中。
The operation modes of the interleaved double-transistor flyback converter have been analyzed. The DCM small signal AC model using the averaged switch method has been built up.
本文分析了两路交错并联双管反激变流器的工作模式，采用开关平均法建立了电流断续模式（DCM）下的变流器小信号模型。
The high voltage endurance test device for switch tube is composed of high voltage pulse generator, high voltage breakdown detector, trigger, auto-controller and DC/AC converter.
开关管冲击耐压装置由高压脉冲产生器、击穿检测器、触发器，及自动控制器、DC/AC变换器等构成。
The utility model provides an electromagnetic system for low-voltage AC magnetic switch.
一种低压交流磁力开关的电磁系统。
Inside is arranged ammeter, voltmeter, air circuit breaker, indicator, ac contactor, conversion switch, and buttons for starting or stopping.
柜内还装有电流表、电压表、自动空气开关、指示灯、交流接触器、工频变频转换开关及起动、停止按钮等。
Before reliability calculation with the network flow method, the affective area of tie switch is knew through computation of the AC load flow.
在实现思路上，先通过交流潮流确定联络开关的切换范围，再用前述的网流法计算系统可靠性。
There is AC request switch on instrument panel; the controller will control the engine and keep it running smoothly once the controller receives the request signal of AC turning on.
在车辆的仪表盘上有空调请求开关，一旦控制器接收到空调打开的请求信号，控制器将对发动机进行控制并保持正常运行。
ZW20BF-12 Outdoor AC high voltage vacuum circuit breaker boundaries is my company developed a user boundary switch.
12型户外交流高压分界真空断路器是我公司自主研发的一款用户分界开关。
The utility model relates to a change-over switch of AC-DC electric welder.
本实用新型涉及一种交直流两用电焊机的转换开关。
The switching circuit including a first switch and a second switch provides a first AC signal.
开关电路提供第一交流信号并包括第一开关和第二开关。
AC-DC dual-use, automatic switch.
交直流两用，自动切换。
The paper designs and analyzes the compound control principle of the AC servo system. To against the shortage of the common FZ-PID controller, a complex controller with fuzzy switch is proposed.
设计与分析了交流伺服系统FZ - PID的复合控制原理，针对阀值切换所存在的缺陷提出了一种基于模糊规则切换的复合控制器。
Capacity electron switch self coupling ac regulator, it is composed of twain class switch by BTA, that two self coupling transformer.
智能电子开关自耦交流稳压电源由两只自耦变压器组成两级调节方式。
Built-in ac contactor, thermal relay and universal self-reset converting switch.
内装交流接触器，热继电器，自复位万能转换开关等。
It can provide all kinds of ac, dc power, and is convenient for the test to check switch equipment is normal or not, improve work efficiency.
它能提供各种交、直流电源，便于对开关柜的检测，以检查设备正常与否，提高工作效率。
During the so-called braking of the motor, the power flows from the ac side to the dc side of the switch-mode converter and it operates in a rectifier mode.
在所谓制动阶段，功率从开关型变流器的交流侧流向直流侧；此时变流器相当于一个整流器。
Main circuit adopts the AC-DC-AC structure and uses IPM(Intelligent Power Module) as main switch.
主电路采用交—直—交电压源型变频器，功率器件采用智能功率模块IPM。
Based on the resonance reactor and the Magnetic Energy Recovery Switch (MERS), a novel single-phase AC-DC converter is designed.
将谐振电抗器和磁能恢复开关引入到单相ac - DC变换器中，设计了一种新颖的混合单相ac - DC变换器。
Voltage detect of three phase AC, the warning of over-voltage, under-voltage, lost phase and power failure, two-way AC circuits switch full-automatically.
三相交流电压检测，过压、欠压、缺相、停电告警，全自动双路交流前换功能；
SVC high precision automatic AC manostatSummary SVC series single-phase high precision automatic AC manostat consists of contact voltage switch, sampling control circuit and safe motor.
概述 SVC系列单相高精度全自动会谈稳压器是由接触调压器、取样操纵电路和伺服电机合成；
SVC high precision automatic AC manostatSummary SVC series single-phase high precision automatic AC manostat consists of contact voltage switch, sampling control circuit and safe motor.
概述 SVC系列单相高精度全自动会谈稳压器是由接触调压器、取样操纵电路和伺服电机合成；
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