azeotropic mixture

The process of the solvent recovery operation during batch extractive distillation for the separation of ethanol-water azeotropic mixture using glycol as the solvent was studied experimentally .

为了解乙醇-水共沸混合物分批萃取精馏中溶剂回收操作的特有的现象和规律，以乙二醇为溶剂，进行了溶剂回收的实验研究。

Selection of Non - Azeotropic Mixture Fluids for Heat Circuit

热环非共沸循环工质的优选

Research for the Separation Method of Ethyl Acetate-Isopropanol Azeotropic Mixture

乙酸乙酯&异丙醇共沸物分离方法研究

A new azeotropic mixture hfc134a / hfc152a and it ′ s application in refrigerator

新型共沸混合工质HFC134a／HFC152a在冰箱上的应用

The effects of different operating parameters such as solvent , reflux ratio , overall reflux time , composition , ratio of water to azeotropic mixture were investigated .

考察了萃取剂、回流比、全回流时间、共沸物组成、溶剂与混合物的质量比等因素对萃取精馏分离甲醇-丙酮共沸体系的影响。

Some researches have been done on plate evaporator with pure refrigerant or near azeotropic mixture , but not with non - azeotropic mixture .

目前，针对单工质或近共沸工质的板式蒸发器研究已有开展，但对于非共沸工质的尚未见报道；

The best operating parameters for the separation of the homogeneous azeotropic mixture ethyl acetate / isopropanol are that solvent ratio is 0.55 and reflux ratio is 1 .

通过研究分析得出分离乙酸乙酯-异丙醇的最佳操作参数为溶剂比为0.55，回流比为1。

In the production of chemical and pharmaceutical industry , many kinds of solvents are often used . After have been used , these solvents need to be separated and reused . Many of these solvents are azeotropic mixture .

在化工和制药行业的生产过程中，大量的溶剂使用后相混合，需要回收利用，这些混合溶剂大多数是难以分离的共沸物。

The results showed that the relative volatility of ethanol-water azeotropic mixture increased obviously as solvent ratio increased and the slop cut of water-glycol lasted a very short time during which the temperature at the top of the column rose sharply .

实验得出，乙醇水体系的相对挥发度随溶剂比的增加而显著增大，水乙二醇过渡馏分段持续时间很短，在该段时间会出现塔顶温度急剧跃升的现象；

On the other hand , studies show that non azeotropic refrigerant mixture ( NARM ) has a higher COP when it is used in vapor compression refrigeration cycle .

研究表明，非共沸混合制冷剂（NARM）在用于蒸汽压缩制冷循环中时可表现出较高COP。

Design of composition adjustable device for non - Azeotropic ternary refrigerant mixture

三元非共沸混合制冷剂组成调节装置的设计研究