A simple chip microcomputer controlled inverter pulse MIG welding machines is developed in this paper.
本课题研制了一台单片机控制的逆变式脉冲MIG焊机。
A photovoltaic pump system based on a new Z-source inverter, whose theory and control strategy of space vector pulse width modulation (SVPWM) with short through states were introduced.
提出了一种基于新型Z源逆变器的光伏水泵系统，阐述了Z源逆变器的工作原理及其带直通零矢量的SVPWM控制策略。
The high-power IGBTs are adopted to design the dual inverter arc-welding power source for variable polarity pulse MIG welding.
提出采用大功率IGBT设计变极性脉冲MIG焊双逆变弧焊电源。
Microcomputer controlled arc welding inverter power source can raises greatly controlled level of pulse MIG welding for its flexible control, high accuracy, high system response.
采用微机控制的弧焊逆变电源控制灵活、精度高、系统响应高的特点，能够极大提高脉冲MIG焊的控制水平。
Represents a general changer. Frequency changer or pulse inverter can be specified.
表示常规变换器。可指定变频器或脉冲反相器。
A method for realizing pulse coding positioning in VVVF elevator is introduced in this paper, which makes use of the internal functions of PLC and inverter.
介绍在变频电梯中利用变频器和可编程控制器的内部功能来实现脉冲编码定位的一种方法。
By the detail analysis of pulse MIG welding, the possibility and the question in the relative control method of BUCK inverter to be used in arc welding inverter are discussed.
通过对脉冲MIG焊的具体分析，对BUCK变换器中的相关控制方法在弧焊逆变器中应用的可行性和存在的困难进行了讨论。
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。
Aimed at dead time effect of voltage-fed space vector pulse width modulation (SVPWM) inverter, a novel compensation method detecting current polarities from the current vector was presented.
针对电压源型空间矢量脉宽调制逆变器的死区效应，提出了一种根据电流矢量判断电流极性的死区补偿方法。
This pape studies the optimum design theory and practice of hight frequency high-power pulse transformer of arc welding inverter.
从理论和实践上探讨了弧焊逆变器的高频脉冲功率变压器的优化设计。
The Pulse Step Modulation is applied to inverter, and a cascaded inverter based on pulse step modulation is presented in this paper.
将脉冲阶梯调制技术应用到逆变器领域，提出了基于脉冲阶梯调制的级联型逆变器。
This paper presented an IGBT inverter for high voltage pulse source.
介绍了采用IGBT逆变电路的高压脉冲电源的设计和电路构成。
The single phase H-bridge inverter can generate common-mode voltage due to the sine pulse width modulation(SPWM)and vector controller.
采用脉宽调制和矢量控制的单相H桥逆变器会产生共模电压，后者会对逆变器、电机及其相关设备产生危害。
Microprocessor is used to realize the Pulse Frequence Modulation(PFM) control of the inverter.
用单片机对半桥逆变器进行PFM控制。
This paper introduces the pulse wide modulation (PWM) based on minimum root-mean-square value of harmonic current of inverter.
介绍了逆变器谐波电流均方根值最小的脉宽调制(PWM)。
The configuration of 18-pulse inverter with an auxiliary transformer, the principle, and output harmonics of the inverter are introduced and analyzed in this paper.
介绍了具有辅助变压器的18脉波逆变器的结构，分析了该逆变器的工作原理及输出谐波。
The asynchronous machine is fed by cascaded multilevel inverter, and the inverter switching signals are generated by carrier phaseshifted pulse width modulation method.
采用级联型多电平逆变器给异步电机供电，逆变器的开关信号利用载波移相脉宽调制方法生成。
This paper presented an IGBT inverter for high voltage pulse source. The experimental results demonstrate a good harmonic elimination for power input and quality output.
介绍了采用IGBT逆变电路的高压脉冲电源的设计和电路构成。该电源可以减少电源对进线电源的谐波干扰，提高电源的品质，减少输出电压的交流分量。
Change the inverter output voltage or output current are two kinds of different ways, namely, PAM pulse amplitude modulation control and PWM control pulse width modulation.
改变变频器的输出电压或输出电流有二种不同的方法，即PAM脉冲幅值调制控制和PW M脉冲宽度调制控。
A new control method of multiunit inverter is described, which determines the triggering pulse for each unit to obtain the sine wave output through multiple-phase shifting superimposition principle.
研究了多重化逆变器的一种控制方法，采用逆推的方法确定各单元的触发脉冲，通过多重移相叠加原理得到正弦波输出。
This paper presents new technique for harmonic reduction in inverter using trapezoidal pulse width modulation (TPWM);
本文提出了用梯形脉宽调制（TPWM）降低逆变器谐波的一种新方法。
In view of harmonic which generated from the new-type HVDC analog system 12-pulse wave rectifiers and the inverter, designed passive filters system based on the new-type converter transformer.
针对新型高压直流输电模拟系统12脉波整流器与逆变器产生的谐波，设计了基于新型换流变压器的无源滤波器系统。
In accordance with the characteristics that resonant DC link inverter should adopt discrete pulse modulation, we propose a novel method of soft SPWM waveform synthesis.
针对DC谐振直流环节逆变器须采用离散脉冲调制的特点，提出了一种新型软化SPWM波形合成方法。文中给出了软化SPWM波形合成基本原理、合成方法及实现电路。
The resonant soft switching inverter arc welding power source uses LCL type structure in the main circuit, and selects phase shifting pulse wide modulation technique in the control system.
研制的谐振式软开关弧焊逆变电源，主电路采用新型LCL结构，控制系统选用恒频移相调脉宽控制方案。
On the basis of mathematical model of AC induction motor in vector control inverter the static measurement of electrical parameters for AC motor is completed using pulse voltage and pulse current.
在矢量控制交流感应电动机数学模型的基础上，采用阶跃电压和阶跃电流的方法实现了对交流电机电气参数的静态检测。
A method of the three phase voltage-source inverter connecting to the grid is studied, which consists of space vector pulse width modulation and phase-locking method.
本文研究了三相电压源型逆变器实现并网所采用的控制方法，包括空间矢量调制法和锁相环技术。
A novelty space vector pulse width modulation (SVPWM) technique for the two-phase inverter-fed asynchronous motors system is proposed, which can be widely used in the low or middle power level field.
研究了二相逆变器-异步电动机系统的空间矢量脉宽调制(SVPWM)控制技术。
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。
Right-click for frequency changer or pulse inverter.
右击指定变频器或脉冲反相器。
Frequency changer or pulse inverter can be specified.
右击指定变频器或脉冲反相器。
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