查询词典 cascade method

In this paper, the cascade multilevel converter based on CPS-SPWM and its application to Active Power Filter has been deeply studied in theory and practice.

本文从理论和实验两方面研究了级联型多电平变流器及CPS-SPWM控制策略在有源电力滤波器中的应用。

Cascade and diode-clamp voltage source converter has become increasingly popular in recent years due to their practicability.

级联多电平变换器和二极管箝位多电平变换器是现今研究较多并且实用性较强的两种多电平拓扑结构。

The cascade multilevel converter based on CPS-SPWM technique has both of the advantages, so it has attractive perspective in large power application.

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。

Cascade H-bridge converter with carrier phase shifted SPWM technique and its application in active power filter.

载波相移SPWM级联H型变流器及其在有源电力滤波器中的应用。

The feasibility and superiority of the hybrid multicarrier modulation used in the active power filter based on cascade H-bridge converter is verified by simulations and theoretic analysis.

仿真和理论分析验证了混合载波PWM调制策略应用于基于级联H桥变流器的有源电力滤波器中的可行性及优势所在。

The amount of pulse width modulation pulse generators of the proposed modulation strategy is only the half of that of the traditional modulation strategy, which is of significant theoretical and practical value for the digital implementation of cascade multilevel converter.

该策略较传统的载波相移SPWM可以节省一半的脉宽调制(pulse width modulation，PWM)脉冲发生器，对级联型多电平逆变器的数字化实现有重要的理论和实用价值。

A composite cascade multilevel converter composed of a main converter and an accessorial one is presented which is well suited for application in high voltage situations with high performance requirements.

针对高电压、高性能功率变换场合的需要，提出了一种主从组合式多电平变换器的拓扑组合结构，具有输出波形质量高、输出电压等级高和功率转换效率高等特点。

A novel hybrid diode-clamp cascade multilevel converter for high power application .

一种适用于高压大功率的新型混合二极管钳位级联多电平变换器。

A novel single-phase hybrid cascade asymmetrical multilevel converter is researched in the thesis based on AMC-SMC.

对于AMC-SMC结构，提出了一种新型单相不对称异构混合级联型多电平变换器。

In this paper, a shunt APF topology with cascade multilevel converter based on Carrier Phase Shifted PWM is presented. The systematic analysis of the harmonic and reactive power detection, AC side and DC side control, system parameter design and so on is done. The simulation study is carried out.imulation shows the APF system is of fast dynamic response and good compensation. Theory analysis and experimental system is feasible..

因此，本文将二者结合起来，提出了基于载波相移PWM技术的级联型多电平变流器并联APF系统的电路拓扑结构，并在谐波及无功检测、交直流控制策略和系统参数设计等方面进行了系统的分析，在此基础上进行了仿真研究。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！