BP-2B型微机母差保护现场改造经验

Experience in putting BP-2B digital bus protection into operation at worksite in running state

通过分析比较GMH-3和BP-2B两种不同类型的母差保护的优缺点,提出了合理的母差保护更换方案,并对具体实施过程进行了说明,强调了保护更换过程中应该注意的问题,对进行类似的工作具有参考作用。

Through comparison and analysis of the advantages and disadvantages of the GMH-3 bus protection and the BP-2B digital protection, the paper presents a reasonable replacing scheme, explains the course of implementation, and emphasizes some points worthy of noting. The experience is of reference value to similar work.