1) four-step commutation
四步换流
1.
Improvement of four-step commutation strategy for matrix converter based on two line voltage synthesis;
矩阵变换器双电压法四步换流策略的改进
2.
The relationship between the commutation step time and the output voltage distortion is analyzed, and based on the four-step commutation, an adaptive commutation method by using programmable logical device (PLD) is developed to improve the safety and efficiency of the power circuit commut.
文中在分析了矩阵变换器的空间矢量调制控制策略和应用较为广泛的四步换流的基础上,定量分析了换流步长引起的输出电压损失。
3.
This paper discusses the security commutation issue of the matrix converter first,and then studies the four-step commutation strategy for the excitation requirements of the brushless doubly-fed wind generator.
本文以矩阵式变换器安全换流问题作为切入点,根据无刷双馈风力发电机控制绕组的励磁要求,对半软化四步换流策略进行研究。
2) four-step commutation strategy
四步换流策略
1.
The process of traditional four-step commutation strategy is analyzed based on two-line voltage synthesis,which reduce the reliability of commutation and induce the distortion of input and output waveforms because of the delay of commutation moment.
基于双电压合成策略,分析了传统的四步换流策略由于换流时刻存在延迟,降低了换流可靠性,并且会导致输入和输出波形发生畸变。
3) four-quadrant switches four-step commutation
双向开关四步换流
4) two-step commutation
两步换流
1.
According to its particular leakage current characteristic, a two-step commutation strategy for RB-IGBT based on input voltage magnitudes detection is proposed.
采用新型开关器件逆阻式IGBT(RB-IGBT)实现了一台3kW的三相/单相矩阵式变换器样机,并针对RB-IGBT独特的漏电流特性,提出一种基于输入电压大小检测、适用于RB-IGBT的两步换流方法。
2.
Detailed analysis and description on space vector modulation and two-step commutation were given, and a prototype matrix converter was built.
对矩阵变换器的空间矢量调制法以及半自然两步换流技术进行了分析及阐述,同时研制了一套矩阵变换器样机。
3.
A novel two-step commutation method is proposed to ensure the reliable commutation between two bi-directional switches.
提出了一种新颖的两步换流策略实现了双向功率开关间的可靠换流。
5) synchronous converter
同步换流机
6) synchronous converter,synchronous inverter
同步换流器
补充资料：移形换步
1.犹言移步换形。形容变化多端。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条