| Buck功率因数校正电路预测平均电流控制研究 |
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| 引用本文： | 刘吉星,沈锦飞. Buck功率因数校正电路预测平均电流控制研究[J]. 通信电源技术, 2014, 0(3): 11-13 |
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| 作者姓名： | 刘吉星 沈锦飞 |
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| 作者单位： | 江南大学电气自动化研究所,江苏无锡214122 |
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| 摘 要： | 介绍了一种Buck功率因数校正电路，采用无差拍算法的预测平均电流控制，减小了系统的延迟，提高了系统的电流环性能。使用 Matlab仿真软件对基于预测平均电流控制的Buck变换器功率因数校正电路进行了建模和仿真，仿真波形表明采用预测电流控制的功率因数校正电路具有谐波小、输入功率因数高、动态响应快等优点。
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| 关 键 词： | 变换器 预测平均电流 功率因数校正 |
Research on the Predictive Averaged Current Mode Control of Buck PFC Correction Circuit |
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| LIU Ji-xing,SHEN Jin-fei. Research on the Predictive Averaged Current Mode Control of Buck PFC Correction Circuit[J]. Telecom Power Technologies, 2014, 0(3): 11-13 |
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| Authors: | LIU Ji-xing SHEN Jin-fei |
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| Affiliation: | (Electric Power Automation Institute, Jiangnan University, Wuxi 214122, China) |
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| Abstract: | This paper introduced a Buck PFC converter topology and its controlled method which is adopt the deadbeat algorithm for predicting the average current control,it reduced the system delay and improve the current loop performance of the system.The system simulation of Buck PFC converter with predictive averaged current mode control with Matlab is established.The simulation results prove that the Buck PFC converter with predictive averaged current mode control has low harmonic current,high input power factor and the new current predictive algorithm can improve the dynamic response of the system. |
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| Keywords: | converter predictive averaged current PFC |
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