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- The third, the characteristics of dual PWM converter and the gride-side PWM rectifier are analyzed. 再次,分析了双PWM型变换器的特点、电网侧PWM整流技术及其控制。
- dual PWM converters 双PWM变换器
- Keywords AC excited;VSCF;wind power generation;DFIG;dual PWM Converter; 交流励磁;变速恒频;风力发电;双馈型异步发电机;双PWM型变换器;
- DUAL PWM CONVERTER AND VOLTAGE HYSTERESIS CONTROL BASED POWER QUALITY SIGNAL GENERATOR 基于双脉宽调制变换器和电压滞环控制的电能质量信号发生装置
- Dual PWM converter 双PWM变频器
- Stein, C.M.O. and H.L.Hey, “A True ZCZVT Commutation Cell for PWM Converters,” IEEE Trans. on Power Electronics, Vol. 15, No. 1, pp. 185-193, 2000. 夏存孝，零电流零电压转移柔切式升压型电力转换器之模式分析及控制器设计，硕士论文，国立成功大学工程科学系，2001。
- The detailed analyses and optimized design procedures of a novel passive lossless soft switching method for PWM converters are presented in this paper. 详细分析了一种基于PWM变换器的新型无源无损软开关,并给出了其最优化设计步骤。
- Induction motor (IM) drive system fed by dual PWM was concerned of its characteristic of working in four quadrants, almost sinusoidal-wave current at grid side and controllable power factor, etc. 摘要基于双PWM技术的异步电动机传动系统以4象限工作、网侧电流近似正弦和功率因数可控等特性受到广泛关注。
- This paper chooses Buck ZCS PWM converter as the study object. 本文以Buck ZCS PWM变换器为具体研究对象.
- This PWM converter adopted the ZVT method,making the losses of the switches in the PWM converters reduce comparatively. 它采用零电压转换技术,使变换器开关器件的损耗明显减小,实验结果验证了这一结论。
- Study of Dual PWM Three Level Converter Drives System 三电平双PWM变频调速系统研究
- Wakabayashi, F.T., M.J.Bonato and C.A.Canesin, “A New Family of Zero-Current-Switching PWM Converter,” IEEE PESC, Vol. 1, pp. 451-456, 1999. 张景华，升压型零电压转移柔切式电力转换器之模式分析及控制器设计，硕士论文，国立成功大学工程科学系，1999。
- Study of Harmonic Voltage Source with Dual PWM Controller 采用二重化技术实现的谐波电压源研制
- Based on phase and amplitude control (PAC) a novel three-phase zero-voltage soft-switching (ZVS) PWM converter is presented. 提出一种新型基于幅相控制方式的零电压软开关三相PWM变流器的拓扑结构及其控制策略。
- Compared with PWM converter, PSM converter has quicker response and better interference rejection besides high efficiency. 研究表明PSM变换器不仅较PWM调制模式轻载下效率高，而且具有响应速度更快，抗干扰性更好的特点。
- Build a PWM converter model after explaining the Simplified control theory so as to analyze the control method. And based on it bring forward a simple voltage space vector method. 摘要建立了一个PWM整流器的模型，在解释简化控制原理后对矢量控制的策略进行了分析。在此分析的基础上提出了一种简单的电压空间矢量的算法。
- A Family of PWM Converters Based on Improved ZCS Switch Cell 一族基于改进型零电流开关单元的PWM变换器
- The road opened out into a dual carriageway. 这条路已扩展成了复式车行道。
- She decided to convert from Judaism. 她决定不再信犹太教。
- Comparing with the small signal models of the Buck converter and the ZVS-FB PWM converter, the paper indicates that the ZVZCS small signal properties are significantly different from the latter. 在此基础上建立了小信号模型,并与Buck电路和ZVS-FBPWM的小信号模型比较,结果表明ZVZCS FB-PWM的小信号模型明显异于后两者。
