This paper mainly introduces the application of the double Differential temperature control system in the Propylene Distillation tower of the Gas Distillation unit.
本文主要介绍双温差控制系统在气体分馏装置丙烯精馏塔控制上的应用。
Biodiesel and material is separated effectively through water vapour distillation, and the high pure degree biodiesel is acquired without double transesterification.
水蒸汽蒸馏技术实现生物柴油与未反应原料的有效分离，不需要二次酯交换反应就获得了高纯度的生物柴油。
This paper introduces the principle and typical operational modes of double effect distillation, and discusses its selection and application.
介绍了双效精馏的原理和几种典型的操作方式，阐明了双效精馏的选择依据和应用原则。
By analyzing the changes of reflux ratio, the optimum feed positions within the two distillation columns in the experimental device for double-effects distillation HGL of forward feed was determined.
根据回流比的变化，对顺流双效HGL精馏实验装置中两精馏塔的进料位置进行了优化。
By analyzing the changes of reflux ratio, the optimum feed positions within the two distillation columns in the experimental device for double-effects distillation HGL of forward feed was determined.
根据回流比的变化，对顺流双效HGL精馏实验装置中两精馏塔的进料位置进行了优化。
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