The theoretical analysis and field adjustment of a AC cascade speed regulating system with double closed-loop employed in a synthetic fibrebar making unit imported from Switzerland are conducted.
本文对一从瑞士引进的应用于合成纤维成条机的交流串级调速双闭环系统进行了理论分析与现场调试。
2
In order to save energy sources and improve operational condition, the polycrystalline mullite fibre was tried using for the heating furnace of wire rod and bar mill in Xianggang.