Application status of DCS controlling system in caustic soda evaporation was introduced. Partial models and controlling technology were discussed.
介绍了DCS控制系统在烧碱蒸发中应用情况，探讨了部分模型及控制技术问题。
The existing problems in vacuum system for enrich effect were analysed. Combing the present status of caustic soda evaporation system, innovation measures were put forward.
分析了浓效真空系统中存在的问题，介绍了结合烧碱蒸发系统现状提出的改进措施。
It briefly introduces the production technics of caustic soda evaporation process. The problems about the coupling level in evaporators and its decoupling control are analyzed.
主要介绍了烧碱蒸发过程的生产工艺，分析了烧碱蒸发过程各效蒸发器液位的耦合及其控制问题，并对结盐及洗罐等若干问题进行了探讨。
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