The simulation result proves: Used this converter's topology structure, the envelope curve of import electric current follows entering voltage change. And power factor correction has been realized.
仿真分析结果证明：该变换器拓扑结构能够使输入电流的包络随着收入电压变化，有效的实现了功率因数校正。
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The primary question is the energy saving in envelope. Solar heat gain of Windows is an important factor that influences the energy consumption of air conditioning in buildings.