摘要
提出了一种改进数字控制的Boost倍压功率因数校正(PFC)电路输出电压对负载突变响应的算法。本文给出了在不增加其他检测量的情况下通过软件对该算法的实现,并且对算法中涉及的输出电流估算和注入系数选取都进行了详细地分析。实验结果表明了该算法的可行性和有效性,实现了对数字控制Boost倍压PFC电路的动态性能的提高。
An algorithm for improving the output voltage response to load step change for digital controlled voltage-doubler Boost power factor correction(PFC) converter is proposed. The implementation of the algorithm in software is given without extra variables to be measured, and the output current estimation and the selection of injecting coefficient are analyzed in detail, which are referred in the algorithm. The feasibility and validity of the proposed algorithm are verified by the experimental results, and improved dynamic performance of digital controlled voltage-doubler Boost PFC converter is achieved.
出处
《电工技术学报》
EI
CSCD
北大核心
2013年第2期199-204,共6页
Transactions of China Electrotechnical Society
关键词
功率因数校正
倍压
动态响应
算法
Power factor correction, voltage-doubler, dynamic response, algorithm