基于UCC28070A控制的交错并联PFC设计  

Design of Interleaved Parallel PFC based on UCC28070A Control

作　　者：王博[1] 张省伟[2] Wang Bo;Zhang Xingwei(Xi'an Railway Vocational and Technical,Xi'an,Shaanxi 710026,China)

机构地区：[1]西安铁路职业技术学院牵引动力学院铁道机车教研室,陕西西安710026 [2]西安铁路职业技术学院,陕西西安710026

出　　处：《西安轨道交通职业教育研究》2022年第1期13-18,共6页Xi'an Rail Transit Vocational Education Research

摘　　要：为提升功率因数校正电路的功率容量,减小输入电流纹波率,提升系统性能,提出了一种基于UCC28070A控制的交错并联功率因数校正电路。在深入分析交错并联PFC系统原理的基础上,给出了3kW功率因数校正电路的详细设计方案,包含关键的功率与控制电路设计,环路补偿设计,并通过实验样机进行详细验证。实验结果表明,有关交错并联PFC电路的分析与设计方法科学可行。In order to improve the power capacity of the power factor correction circuit,reduce the input current ripple rate and improve the system performance,an interleaved parallel power factor correction circuit based on ucc28070a control is proposed.Based on the in-depth analysis of the principle of interleaved parallel PFC system,the detailed design scheme of 3KW power factor correction circuit is given,including the key power and control circuit design and loop compensation design,which is verified in detail by the experimental prototype.The experimental results show that the analysis and design method of interleaved parallel PFC circuit is scientific and fea-sible.

关 键 词：UCC28070A 交错并联 功率因数校正 升压电路 

分 类 号：TM464[电气工程—电器]