ELECTRONIC WELDER WITH HIGH-FREQUENCY RESONANT INVERTER

被引:14
|
作者
MALESANI, L
MATTAVELLI, P
ROSSETTO, L
TENTI, P
MARIN, W
POLLMANN, A
机构
[1] UNIV PADUA, DEPT ELECTR & INFORMAT, I-35131 PADUA, ITALY
[2] CEM SPA, I-37010 RIVOLI, ITALY
关键词
D O I
10.1109/28.370273
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper presents a new generation of electronic welders, incorporating soft-switched inverters driving high-frequency transformers, They are light, reliable, flexible, acid offer good efficiency, fast response, and control robustness, A control strategy able to ensure correct operation in any load and supply condition, small stand-by loss, and automatic recovery from line failures is discussed, Experimental results of an industrial prototype rated for 80 V (no-load voltage), 130 A (full-load current), and 80-kHz switching frequency are also presented.
引用
收藏
页码:273 / 279
页数:7
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