ZX5-400晶闸管整流弧焊机移相触发电路的改进  

Improvement of phase modulat ion trigger circuit of type ZX5-400SCR rectifying arc welder

作　　者：张奕奕 

机构地区：[1]株洲电焊机厂,湖南株洲412008

出　　处：《电焊机》2002年第9期32-34,共3页Electric Welding Machine

摘　　要：介绍了ZX5-400晶闸管整流弧焊机的移相触发电路,着重分析了这种电路的局限性。提出一种改进电路,并对2种电路的特点作了对比分析。通过实际应用,简化了调试过程,使产品生产周期缩短。By introducing phase modulation trigger circuit of type ZX5-400SCR recti fying arc welder,this paper mainly analyses the limitations of this circuit,an d puts forward an improved circuit,and comparatively analyses the characteristi cs.Through application,this new circuit simplifies the debugging process and s hortens the producing cycle.

关 键 词：晶闸管整流 弧焊机 移相 触发电路 改进 

分 类 号：TG434.4[金属学及工艺—焊接] TN344[电子电信—物理电子学]