1) third harmonic injected SPWM
3次谐波注入SPWM
1.
For HVDC transmission system based on two-level voltage source converter(VSC),in order to decrease switching frequency and improve transient control ability as possible while the two-level VSC attains better harmonic characteristic,in this paper a hybrid PWM technology that combines selective harmonic elimination pulse width modulation(SHEPWM) with third harmonic injected SPWM is proposed.
针对基于两电平电压源换流器(voltage source converter,VSC)的HVDC系统,为实现两电平VSC在获得较优谐波特性的同时,尽可能降低开关频率、提高暂态控制能力,文中提出一种将特定次谐波消除脉宽调制(selective harmonic elimination pulse width modulation,SHEPWM)与3次谐波注入SPWM相结合的混合脉宽调制技术。
2) 3rd harmonic injection
三次谐波注入
1.
A new kind of PWM control strategy with 3rd harmonic injection .
本文介绍了国内外对三相四桥臂逆变电源各种控制方法的优缺点,分析了三相四桥臂逆变电源的调制信号与输入直流电压的关系,提出了一种三次谐波注入法的新的PWM控制方案,同时谐波的注入不会影响输出电流,并能带任意负载。
3) third harmonic injected PWM
三次谐波注入PWM
4) three harmonic injection method
三次谐波注入法
1.
Multi-level Cascaded H-bridge inverter based on three harmonic injection method;
采用三次谐波注入法的多电平级联H桥逆变器
5) 3-harmonic
3次谐波
1.
Estimation of the 3-harmonic from Distortion Electromotive Forces in Auto Alternators;
汽车发电机电动势3次谐波分量的估算
6) harmonic injection
谐波注入
1.
Second harmonic injection for restraining third-order intermodulation in traveling wave tube
行波管中二次谐波注入对三阶互调的抑制
2.
In this paper,we propose two effective methods,namely the method of overmodulation and harmonic injection,to increase the voltage transfer ratio.
该文提出了两种提高矩阵变换器电压传输比的有效方法,即过调制法和谐波注入法。
3.
In order to compress the second harmonic and the third-order intermodulation, and improve the linear, harmonic injection is come up in twenty century 70s, but get detailed investigation recently along with the widely used computer simulation.
为了抑制行波管中的二次谐波和三阶互调(3IM),提高行波管的线性度,谐波注入从二十世纪70年代就被提出,但随着计算机模拟的广泛使用,最近几年才得到详细的研究[1-6]。
补充资料：[3-(aminosulfonyl)-4-chloro-N-(2.3-dihydro-2-methyl-1H-indol-1-yl)benzamide]
分子式：C16H16ClN3O3S
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
分子量：365.5
CAS号：26807-65-8
性质：暂无
制备方法：暂无
用途：用于轻、中度原发性高血压。
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