The DC into AC current adjustable frequency that the inverter on.
将直流变为频率可调的交流电流就称逆变。
This device consists of inverter major circuit and monitoring system based on ARM7 chip AT91M55800. The main circuit produces power supersonic AC output with adjustable frequency and changeable power.
该装置由逆变主电路和以arm 7单片机at91 M 55800为核心的测控系统组成。逆变主电路实现了频率和功率均可调的超声频交流电的输出。
A kind of medium voltage AC variable frequency control system, which consists of voltage source inverter, sinuous filter and stepup transformer with variable frequency, is introduced.
介绍一种采用低压电压型变频器、正弦波滤波器和变频升压变压器构成的低-高式中压变频控制系统。
The AC-DCAC voltage source inverter composes the main circuit of this variable frequency system and CPLD is the logic control device of the power device (IPM).
该变频调速系统主电路采用交-直-交形式，以(CPLD)作为调速系统逆变电路功率开关器件(IPM)的逻辑控制器件。
This paper proposes a novel structure of high frequency AC hybrid resonant inverter power for electric vehicles, and describes design and analysis principle of the hybrid resonant network.
提出了一种用于电动汽车的高频交流混联谐振逆变电源的结构，描述了混联谐振网络的设计原则和分析方法。
The steady principle of the inverter with a high frequency pulse AC link and the unipolarity phase shifting control strategy are investigated.
该文深入分析研究了高频脉冲交流环节逆变器稳态原理特性与单极性移相控制策略。
For avoiding the math models of three-phase AC electromotor and frequency inverter, adopt the simple similarity of ascending curve method to ensure the math models of every loop.
为避开三相交流异步电动机和变频器的数学模型，利用飞升曲线法简单近似确定各环节的数学模型。
A brief introduction of the variable frequency AC motor speed control features, pointed out that the centrifugal pump inverter transformation of the economy.
简单介绍了交流电动机的变频调速特点，指出采用变频器改造离心式水泵的经济性。
To overcome voltage stress existed in the inverter with high frequency AC pulse link, single polarity and double polarities phase shifting control strategies were proposed and studied in this paper.
为克服高频脉冲交流环节逆变器存在的电压过冲现象，本文提出和研究了单极性、双极性移相控制策略。
The paper establish main circuit which use AC-DC-AC inverter. To TMS320LF2407A as the core of control circuit, low-frequency inverter technology has been studied.
本文建立以“交-直-交”逆变桥为主电路，控制电路以TMS320LF2407A为核心，对低频逆变技术进行研究。
A new system of inverter for arc welding is introduced in this paper, which gives medium frequency AC current.
本文介绍了一种新型交流逆变式弧焊电源。
Give frequency converter input send ac inverter, found the operation panel not shown.
给变频器的输入端送交流电，发现变频器的操作面板没有显示。
Give frequency converter input send ac inverter, found the operation panel not shown.
给变频器的输入端送交流电，发现变频器的操作面板没有显示。
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