基于ARM和μC/OS-II的数控弧焊逆变焊机  

Research on Digital Control Arc welding Power Source based on ARM and μC/OS-II

作　　者：石宝山[1] 何宽芳[2] 

机构地区：[1]北京理工大学珠海学院,广东珠海519085 [2]华南理工大学,广东广州510640

出　　处：《电力电子技术》2008年第5期63-65,共3页Power Electronics

基　　金：浙江省科技计划重点项目资助(2005C21016)

摘　　要：将逆变与ARM嵌入式控制技术有机结合,研制了数字化控制的弧焊逆变电源,并采用!C/OS-II实时操作系统进行了弧焊控制过程的软件设计与实现。测试和试验结果表明,该电源具有良好的外特性和动态特性,适用于直流MIG和脉冲MIG焊工艺;该电源具有控制灵活,运行稳定,可靠性高,系统升级方便等特点。A digital arc welding power source was developed by combining inverter and embedded control technology, which adopted μC/OS-Ⅱ operational system to achieving the are welding control process.The proposed power source was tested by technologic experiment.The results indicate that the digital power source,which can be used in DC MIG welding or pulse MIG welding well,has excellent the U-I characteristics and the dynamic characters of the digital welder.It possesses characteristics of flexible control, steady operation, high reliability, expediently system upgrade.

关 键 词：逆变电源 数字控制 微处理器/弧焊逆变焊机 

分 类 号：TG434.5[金属学及工艺—焊接]