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- LCL filter can reduce the switching frequency ripple of the three-phase pulsewidth modulation (PWM) rectifier. 摘要采用LCL滤波可以有效地减小PWM整流器开关频率及其倍数的高次谐波。
- A classical space-vector pulsewidth modulator (SVPWM) with equal duration of application of zero-state vectors U0 and U7 was modified. 常用的SVPWM中零矢量U0和U7的工作时间是平均分配的。
- To reduce the current harmonics around switching frequency of the three-phase pulsewidth modulation(PWM)rectifiers, a LCL filter is adopted. 为了减少PWM整流器开关频率附近高次谐波的含量,采用三次LCL滤波器。
- The driver circuit comprises a switch, a pulsewidth modulation signal generator and a regulator coupling with the pulsewidth modulation signal generator. 驱动电路包括开关,脉宽调制信号产生器和与脉宽调制信号产生器耦接的调节器。
- Points out the inadequacy of the sine PWM (pulsewidth modulation)signal and general PWM signal for CVCF (constant voltage & constant frequency)inverters and proposes the PWM Step-wave Signal as a new scheme. 指出用于CVCF逆变器控制中的SPWM及普通PWM信号产生方案的不足,在此基础上提出一种通过脉宽调制阶梯波来合成正弦波的方案。
- H. W. Broeck, H. C. Skudelny, G. V. Stanke, “Analysis and Realization of a Pulsewidth Modulator Based on Voltage Space Vector,” IEEE Trans. Ind. Appl., Vol. 24, No. 1, Jan./Feb. 1988. 庄振铭,电压空间向量脉宽调变变频器驱动之感应伺服系统设计与模拟,硕士论文,国立台湾工业技术学院工程技术研究所电机工程技术学程,民国八十二年六月。
- space vector pulsewidth modulation 空间矢量脉宽调制
- space vector pulsewidth modulation(SVPWM) 空间矢量脉宽调制
- The Modulate Chopper Used in the Pyroelectric Thermal Imaging System 热释电型热成像系统的调制斩波器技术
- A medevac chopper;a medevac mission. 救伤直升机;医务救助任务
- Chopper They sure use some funky evasive maneuvers. 它们确实用了一些滑稽的躲避动作。
- Chopper Did I lose him?Okay, time to regroup. 我甩掉他了么?好,是重新编队的时候了。
- Chopper Whoa! Those guys are really mad now! 哇奥!那些家伙真的生气耶!
- They all board the chopper en route to safety. 他们一家人登上了直升机,飞向安全地点。
- Chopper I had no idea he was such a wuss. 没想到是这样一个窝囊废.
- Her voice was modulated to a ghostly cheerfulness. 她的声音是愉快的,但做作得可怕。
- There are SUVs, souped up cruisers, and a chopper. 有越野车,淹没了巡洋舰,及一把刀。
- Her voice was modulated to a ghostly cheerfulness . 她的声音是愉快的,但做作得可怕。
- Chopper Man, I hate these guys. I really do. 伙计,受不了这些家伙们了。真的很讨厌耶。
- Matlab 6.5 finding is it a signal a FSK modulated. (译):基于MATLAB 6.;5的发现是一个信号频移键控调制。