基于DSP的粗丝大功率气体保护焊电源的研制  

Development of High Power Supply for Thick Wire Gas Shielded Welding Based on DSP

作　　者：蒋晓明[1] 关焯锋[1] 王景健[1] 

机构地区：[1]广东省科学院自动化工程研制中心,广东广州510070

出　　处：《电力电子技术》2010年第8期82-84,共3页Power Electronics

摘　　要：通过将软开关技术、DSP技术、CAN总线通信技术以及嵌入式实时操作系统等有机地结合,设计了具有通信功能和焊接专家系统的大功率电源,并着重介绍了电源软开关电路拓扑结构的选择、高可靠性CAN总线通信接口的设计以及焊接专家系统的设计。最后给出了利用自行研制的电源监控分析系统获得的电源外特性曲线,表明所研制的粗丝大功率气体保护焊电源满足了设计要求。A high power supply with network and welding expert system is designed by making full use of the advantages of soft-switching technology,DSP technology,CAN bus communication and embedded real-time operating system etc.The chose of the soft-switching topology,the design of a high reliability CAN bus communication interface circuit and the design of a welding expert system are introduced.The external characteristic curve of power supply are given in the end.It is verified that the developed high power supply for thick wire gas shielded welding meets the design requirements.

关 键 词：大功率电源 软开关 焊接专家系统 

分 类 号：TM86[电气工程—高电压与绝缘技术]