This paper analyzed how to solve the harmonic problem produced by frequency converter using active filter on amine production tine in Anhui Huaihua Group.
并分析了淮化集团甲胺生产线如何采用并联有源滤波器，解决因变频器所导致的谐波问题。
2
The practice of production with reduced hot metal consumption of the converter concast route at Handan Iron & Steel Group Co. is introduced.
介绍了邯钢降低转炉连铸钢铁料消耗的生产实践。
3
The automatic control system of oxygen converter in engineering of Martin furnace replaced by oxygen converter in Anshan Iron and Steel (Group) co is presented.