对已有的多电平技术在电力系统中的应用进行了归纳和分析,最后预测了其发展趋势。
The application of the existing multilevel converters to power system is summarized and analyzed, and finally the future development trend is given too.
该变频器采用单元串联多电平技术,可以得到阶梯SPWM波形,无需输出滤波器,可直接驱动普通电动机。
The (frequency) converter (adopted) multilevel technology with cells series, which could obtain stepped SPWM waveforms, and could drive ordinary motor directly with no output filter.
比特软信息提取技术是针对多电平调制与二进制译码的结合而采用的一种方法。
The soft symbol to bit mapping technique is an effective way to combine the multilevel modulation and binary decoding.
基于CPS -SPWM技术的级联型多电平变流器结合了二者的优势,在大功率电力电子装置中有良好的应用前景。
The cascade multilevel converter based on CPS-SPWM technique has both of the advantages, so it has attractive perspective in large power application.
近年来,多电平功率变换技术因其在高压大功率应用场合的广阔前景,已成为电力电子领域的研究热点。
In recent years, multilevel power conversion technology has been becoming hot point in power electronic research due to extensive outlook in high power application.
该文提出并分析了错时采样空间矢量调制(STS - SVM)技术的工作原理及其在级联型多电平变流器上的实现方法。
In this paper, the principle of Sampling Time Staggered Space Vector Modulation (STS-SVM) as well as its realizing method in cascade multilevel converters is presented.
提出了一种新颖的多电平矩阵变换器,介绍了其拓扑结构、工作原理和空间矢量调制技术。
A novel multilevel matrix converter is proposed, and its topology configuration, operating principles and space vector modulation technique are introduced.
级联型多电平变频器控制策略除了采用载波相移PWM技术外,阶梯波算法也是一种比较好的控制策略。
The carrier shifted-phase PWM technique can been used in cascade multilevel inverter, in addition, the step waveform strategy is good strategy, too.
本文提出的基于载波相移穴CPS -SPWM雪技术的级联型变流器同时具有CPS - SPWM技术与多电平变流技术的优点,因而有广泛的工程应用前景。
A novel cascade multi-level converter with carrier phase-shifted SPWM (CPS-SPWM) technique is proposed in this paper. This converter has good prospect in engineering due to its perfect performance.
本文对中压大功率电动机变频调速的技术特点和电路结构进行了分析,阐述了多电平变频器的工作原理。
The technical features of medium voltage high power inverter and the basic structure of its electric circuits are analyzed.
根据单元级联多电平变换器拓扑结构及其脉宽调制技术的特点,以数字信号处理器和复杂可编程逻辑器件为核心,设计了多电平变换器的控制器。
On the basis of topology of cascaded multilevel convertor and its PWM technique, designed the controller of multilevel convertor at the core of DSP and CPLD.
因此,将STS - SVM技术应用于级联型多电平变流器,就可以更加充分地发挥两者的优势。
Thus, if the STS-SVM can be employed in cascade multi-level converters, the advantages of STS-SVM and cascade multilevel converters will be put forth more sufficiently.
将单周控制技术用于级联多电平变换器提高其控制性能。
One cycle control technique is applied in cascaded multilevel converter to improve its performance.
分析了级联H桥型变换器的工况,讨论了载波带频率变化的PWM(VFCB-PWM)技术,提出了基于VFCB-PWM技术的级联H桥型多电平变换器。
The principle of cascade H-bridge converter is analyzed. Variable-Frequency Carrier Bands PWM(VFCB-PWM) technique is discussed. Cascade H-bridge converter based on VFCB-PWM technique is proposed.
分析了级联H桥型变换器的工况,讨论了载波带频率变化的PWM(VFCB-PWM)技术,提出了基于VFCB-PWM技术的级联H桥型多电平变换器。
The principle of cascade H-bridge converter is analyzed. Variable-Frequency Carrier Bands PWM(VFCB-PWM) technique is discussed. Cascade H-bridge converter based on VFCB-PWM technique is proposed.
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