This paper mainly probes into some basic flows of multistage distillation equipment, studies their features and analyzes applied conditions from the viewpoint of energy saving.
探讨了几十种基本的多级精馏装置的流程，并从节能的角度研究和分析它们的特点及适用条件。
The mathematic model of multistage multi-component distillation is composed of material equation, heat equation, and equilibrium equation, namely MESH equation.
多级多组分精馏过程的数学模型，通常都由物料平衡、能量平衡、相平衡和分子分数总和四个方程组来描述，即MESH方程组。
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