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两路交错PFC是中、大功率开关电源前级的常用拓扑.本文从共模EMI噪声源和噪声路径两方面对共模噪声产生的机理进行了分析,详细说明了磁性元件的杂散分布电容对共模噪声的影响.针对交错PFC的共模噪声特点,提出了改善其共模EMI噪声的措施,并在一台600W的样机上进行了实验,实验验证了理论分析的结果.
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电工电能新技术
ISSN: 1003-3076
CN: 11-2283/TM
Year: 2007
Issue: 3
Volume: 26
Page: 42-46
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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