粉磨系统技改中的几个共性问题

General Characters Exist in Technical Modification of Grinding System

粉磨系统为水泥厂增产节能的关键生产环节。为适应产业结构调整的需要 ,许多厂粉磨系统面临技术改造问题。本文论及以下几个共性问题 :正确设定生料细度和比面积 ;采用预粉碎和预粉磨及其增产效果 ;选粉机能力的适应范围 ;合理补充粉磨系统的烘干能力等。并用有关计算和数据说明了上述观点。

Grinding system is a key section for cement production. For the need of industrial adjustment, grinding system is facing technical modifications in many cement plants. The author gave stress on the common problems: raw meal fineness and specific surface defination; pre-crushed and pre-grinded adoption; Separator applicability and drying capacity supplement. The author also explained his viewpoint with corresponding calculations and datum.