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100W逆变电源的设计与分析的ppt，主要涉及研究的背景方向，研究的目的以及研究取得的效果等-Off-Line SMPS Failure Modes PWM Switchers and DC-DC Converters
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空间矢量脉宽调制(SV PWM ) 技术不仅具有
线性调制范围宽、输出谐波小和易于数字化实现
的特点, 而且比常规SPWM 高15 的直流电压利
用率[ 1～ 3 ] , 因而被广泛用于变频器、U PS 、无功补
偿器、有源电力滤波器和储能系统电力变换器等
领域. 对SV PWM 常规算法和快速算法进行分析,
并证明了二者的等效性. 同时, 利用MA TLABö
Sim u link 对在不同输入电压参考信号和不同零矢
量分配方式下的调制信号和逆变器输出
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DC/DC and DC/AC PWM Converters
This demonstration illustrates use of the Universal Bridge and Discrete PWM Pulse Generator blocks. It also demonstrates harmonic analysis of PWM waveforms using the Powergui/FFT tool.
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PWM is used in all sorts of power control and converter circuits. Some common examples include motor control, DC-DC converters, DC-AC inverters and lamp dimmers. There are numerous PWM controllers available that make the use and application of PWM qu
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In this paper output voltage of chosen buck DC – DC converter is regulated at nominal output voltage of 13 volts under [1] under supply disturbance of 20 to 25 volt and vice versa [2] under load disturbance of 28 to 50 ohms and vice versa. The perfor
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PWM for DC-DC converters
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A 50 kW, 380 V, 50 Hz load is connected to a 25 kV, 60 Hz grid through a AC-DC-AC power supply. This power supply consists of two voltage source converters, VSC1 and VSC2, connected through a DC link.
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