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author:

郭振玄 (郭振玄.) [1] | 林国庆 (林国庆.) [2]

Indexed by:

CQVIP

Abstract:

设计了1款适用于可控硅调光器的LED驱动电源,采用两级拓扑,前级为AC-DC变换,实现功率因数校正和稳压,后级为DC/DC变换,实现LED恒流输出。针对可控硅调光过程中LED会出现闪烁、调光范围小等问题,设计了可控硅相角检测电路、有源泄放电路以及PWM调光信号等。最后设计了1台实验样机,验证了所提出的方案具有可行性。

Keyword:

LED驱动电源 TRIAC 调光

Community:

  • [ 1 ] 福州大学电气工程与自动化学院,福建福州350108

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Source :

中国照明电器

ISSN: 1002-6150

Year: 2017

Issue: 4

Volume: 0

Page: 34-37

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 1

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