In this article, based on the problems in the use of the film dropping evaporation equipment and with RNJM03-4200 third Film Dropping Evaporation Equipment as the example, one method of appropriate disposition of the vacuum device was introduced.
以ＲＮＪＭ０３－ ４２００ 型三效降膜式蒸发设备为例，针对近些年来降膜式蒸发设备真空装置出现的问题，就如何合理配置真空装置予以描述。
The vacuum device for three-effect and four-compartment evaporation process of diaphragm caustic soda was transformed,which reserved the water jet condensers and added a combined vacuum device of a surface condenser and a vucuum pump.
对隔膜法烧碱三效四体蒸发工艺的真空装置进行改造,保留水喷射冷凝器,增加表面冷凝器加真空泵的真空装置,提高了真空度,降低了蒸汽消耗。
Aimed at the pore deficiency of conventional pressure casting,a vacuum of mould based on LOGO! controlled is designed.
针对传统压力铸造的气孔缺陷,设计了一套基于LOGO!控制的模具真空装置,并从总体方案、气路部分、控制部分三方面较详细的介绍了设计方法。
