内桥接线备自投外部闭锁开入设计方案的分析

Analysis of Outer Switch Blocking Design about Inner Bridge Backup Power Automatic Switching

针对内桥接线存在的多种运行方式,兼顾各综合自动化厂家微机备自投的逻辑设计,对内桥接线方式备自投的外部闭锁条件进行分析和讨论,提出自适应的闭锁开入设计方案,给供电部门运行和设计提供应用参考。

Outer blocking condition of inner bridge backup power automatic switching is analyzed and discussed, based on the kinds of inner bridge and logic design of microcomputer backup power automatic switching devices. Designs of outer switch blocking with self adaptability is proposed,which can be used as the referenee for the power supply department and electric power design institute.