An improved Single-Stage Buck-Boost inverter (S2B2 Inverter) is provided, using only three or four power semiconductor switches and two coupled inductors in a flyback arrangement. The inverter can handle a wide range of dc input voltages and produce a fixed ac output voltage. The inverter is well suited to distributed power generation systems such as photovoltaic and wind power and fuel cells, for standalone or grid connected applications. The inverter has a single charge loop, a positive discharge loop and a negative discharge loop.
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机译:提供了一种改进的单级降压-升压型逆变器(S 2 Sup> B 2 Sup> Inverter),仅使用三个或四个功率半导体开关和两个反激式耦合电感器。逆变器可以处理各种直流输入电压,并产生固定的交流输出电压。该逆变器非常适合用于独立或并网应用的分布式发电系统,例如光伏,风力发电和燃料电池。逆变器具有一个充电回路,一个正放电回路和一个负放电回路。
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