A new control strategy for an AC/DC converter based on a piezoelectric transformer

被引:23
作者
Díaz, J [1 ]
Nuño, F [1 ]
Lopera, JM [1 ]
Martín-Ramos, JA [1 ]
机构
[1] Univ Oviedo, Area Tecnol Elect, Gijon 33204, Spain
关键词
battery charger; control strategy for piezoelectric transformer (PT) converters; piezoelectric transformers (PTs);
D O I
10.1109/TIE.2004.831739
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
Piezoelectric transformers (PTs) are an attractive solution to reduce size and weight in ac/dc converters. In this paper, a PT-based topology is presented together with a control method. As an application, an 8-W ac/dc adapter (110 V-AC input, 12 V-DC output) is presented operating at frequencies around 500 kHz.
引用
收藏
页码:850 / 856
页数:7
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