光伏并网逆变器的孤岛效应抑制控制长期以来一直都备受公共事业和发电设备管理者的关注,由于其安全危险源和设备损坏的潜在性。因此必须抑制光伏并网系统中孤岛效应的影响。-A combined grid-connection/power factor correction technique for a photovoltaic (PV) system is proposed in this letter. The maximum power point tracking DC/DC converte

landsman converter for brushless dc motor speed drive using power factor correction

根据对Boost电路工作原理和有源功率因数校正(APFC)控制方案的研究分析，设计了一款采用Boost电路的APFC变换器。输入电压为220V±10% (198VAC～242VAC)，输入频率为50Hz，输出的直流电压为400V，输出功率为500W。(According to the research and analysis of the working principle of Boost circuit and the active power factor correction (APF