在济钢ASP1700薄板坯连铸连轧项目中，连铸机结晶器调宽系统采用了新型全数字交流伺服控制系统，代表当今世界最先进控制水平。
In the project of ASP1700 thin slab continuous casting and rolling, the system of mould width adjust in the continuous casting is equipped with the new digital alternating servo control system.
其中，结晶器在线调宽系统是属引进的先进实用的技术之一。
Mould on-line width control system is also one of the introduced advanced and practical technologies.
本文对结晶器在线调宽技术的机电设备、动作规律及控制方法进行论述比较。
The operational principle, control method, and mechanical and electrical devices associated with this technique are all described in the present paper.
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