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。
Application status of DCS controlling system in caustic soda evaporation was introduced. Partial models and controlling technology were discussed.
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。
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.
介绍了HOLLi AS系统的技术特点及在烧碱蒸发工段实际应用中的使用情况。
Technology characteristics of HOLLIAS sytem and application status in evaporation of caustic soda were introduced.
介绍了烧碱蒸发工序的工艺流程及技术改造的内容，通过改造达到了降耗增效的目的。
The process and technology innovation of evaporation process were introduced. Consumption was reduced and efficiency was increased by innovation.
由于烧碱蒸发结晶中氯化钠的结晶是非常复杂的多相传热传质过程，能否使晶粒合理分布以过滤除去是氯碱工业提高产品质量的瓶颈。
The crystallization of sodium chloride is a very complicated process in evaporative crystallization of caustic soda which including multi-phase heat and mass transfer.
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。
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.
用盐酸加缓蚀剂来清除扩容蒸发烧碱回收装置中的碱垢，是一种简单易行的方法。
Using chlorhydric acid and inhibitor is a simple and easy way to clear the basic dirt in flash evaporation recovery package.
着重介绍了浸没燃烧蒸发生产42%烧碱的方法以及所取得的经济效益。
The article mainly introduces the production method of 42% chlorid-alkali by submerged combustion evaporation and the effect won.
介绍了系统节电器的节电原理及在烧碱a蒸发动力设备上的试验情况及经济效益。
The principle of electricity saving of system economizer, and its examination situations on powered facilities of caustic soda evaporation units a and economic benefit were introduced.
隔膜电解法是我国主要烧碱制备方法之一，蒸发结晶系统是以去除电解液中氯化钠等杂质和提高烧碱浓度为主要目的的制烧碱关键工序。
The evaporation and crystallization is the key procedure in the preparation of caustic soda, aiming at the removal of NaCl and increasing the concentration of NaOH solution.
投运3个月的考核结果表明蒸发装置产能提高30%，烧碱汽耗下降15.4%。
The capacity of evaporation equipments is above 30% than before, and steam consumption of caustic soda dropped 15.4%.
讨论了烧碱溶液蒸发结垢、传热效率低、蒸发冷凝液带碱的原因。
The cause of scale forming in caustic soda aqueous evaporation, inefficiency of heat transfer and containing caustic in evaporative condensing liquid has been discussed.
讨论了烧碱溶液蒸发结垢、传热效率低、蒸发冷凝液带碱的原因。
The cause of scale forming in caustic soda aqueous evaporation, inefficiency of heat transfer and containing caustic in evaporative condensing liquid has been discussed.
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