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Interleaved High Gain Boost Converter With Switched Capacitor Network
Author(s): 
Pages: 153-159
Year: Issue:  11
Journal: Transactions of China Electrotechnical Society

Keyword:  开关电容网络 交错并联Boost变换器 电压增益 电压应力;
Abstract: 提出了一种新颖的带开关电容网络的交错并联高增益Boost变换器,对其工作原理和特性进行了详细分析。变换器的拓扑在传统两相交错并联Boost变换器的基础上增加了一个二极管和两个电容,并进行改进,构成了开关电容网络。与传统两相交错并联Boost变换器相比,新拓扑不仅输入电流纹波减小,而且在相同的占空比下实现了更高的电压增益,开关器件的电压应力得以减小。因此,新拓扑非常适合应用于低压输入、高压输出的场合,如燃料电池、光伏发电等系统。最后,通过实验验证了理论分析的正确性。
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