固液平衡

Phase Equilibria; Integral Approach; Applications; Solubility - Gas - Liquid, Liquid - Liquid, and Solid - Liquid Systems

相平衡；积分方法；运用；溶度－气－液，液－液，及固—液系统。

Using a phase equilibrium apparatus, the solubilities of anthracene and carbazole in dimethyformamide, N-methylpyrrolidinone, cyclohexanone, xylene, dichloroethane and tetrachloroethylene were determined and solubility curves were drawn, providing useful data for crude anthracene processing.

利用液固相平衡实验装置，测定了蒽和咔唑在二甲基甲酰胺、N-甲基吡咯烷酮、环己酮、二甲苯、二氯乙烷和四氯乙烯中的溶解度，并作出溶解度曲线，为粗蒽的分离和精制提供了有用数据。

The databases included six types of basic data, i.e. chemical reaction kinetics data, crystallization kinetics and solid-liquid equilibrium data, flow and mass transfer data, gas-liquid equilibrium data, thermal property data, reactor structure and operation data.

基础数据库包括六类基础数据：反应动力学数据、结晶动力学与固液相平衡数据、反应器流动与传递数据、气液平衡数据、热物性数据、反应器结构与操作数据。

In order to give sufficient data support for the design of terephthalic acid manufacture, corresponding phase equilibria, including solid-liquid equilibrium and vapor-liquid equilibrium, have been determined and studied.Improvements have been made on our former apparatus, which was used for the measurement of solid solubility, for the purpose of getting more precise experimental data in the range of lower solubility. Horizontal stir was changed to magnetic whirly one, which shortened the dissolving time remarkably.

对苯二甲酸生产中相关相平衡的测定与研究学院：化工学院专业：化学工艺指导教师：马沛生教授六级英语证书：有研究生：陈明鸣，于1997年4月在天津大学获工学硕士学位为了给设计单位提供有关对苯二甲酸生产中的相平衡数据，本文着重实验测定并以数学模型描述了以下两方面内容：TA和TA生产中的主要杂质在相关溶剂中的固液平衡，以及对二甲苯氧化反应器的溶剂体系醋酸-PX的汽液平衡。

Phase Equilibria Applications - Examples Colligative Properties; Ternary Diagrams; S-L-V Three Phase Monovariant Binary Equilibria; Biological Examples

相平衡运用——依数性；三元图解；固液气三相单变数两元平衡；生物例子。

In this article, the solubility datas of solid-liquid phase equilibrium were measured, then the theory of solid-liquid phase equilibrium of succinic acid, glutaric acid and adipic acid in various solvents were studied, finally the separation,recovery and reuse methods of mixed dibasic acids were carried on a systemetical research.

本文在测定固液平衡溶解度数据，并进行丁、戊、己三种二元酸在各种溶剂中固液相平衡理论研究的基础上，对混合二元酸的分离回收方法和三种酸的再利用方法进行了系统研究。

A set of apparatus for determining solid-liquid equilibrium data at atmospheric pressure has been established. The solubility of sebacic acid in water, 20% ethanol aqueous solution, 50% ethanol aqueous solution, 80% ethanol aqueous solution and ethanol were determined. Wilson equation, ideal thermodynamics equation and λh equation were applied to describe solid liquid equilibria data.

建立了一套常压固液平衡测定装置，测定了癸二酸在水、20％乙醇-水溶液、50％乙醇-水溶液、80％乙醇-水溶液、无水乙醇体系中的溶解度，并用Wilson方程、热力学简化方程和λh方程模型对实验数据进行关联。

According to the results of the former study in our laboratory, trans-1, 2-cyclohexanediol is produced with a lot of acids and water, for extraction of trans-1, 2-cyclohexanediol from the solution, ethyl acetate and butyl acetate were used as extraction reagents, the solubility data of the trans-1, 2-cyclohexanediol in corresponding mixed solvents of some sorts of acetates and water are needed.

根据本实验室前期研究结果可知，反式-1，2-环己二醇是在酸性和大量水存在的条件下得到的，为了把反式-1，2-环己二醇从反应液中萃取出来，本工艺所采用的萃取剂是乙酸乙酯和乙酸丁酯，需要获得反式-1，2-环己二醇在这些酯类与水混合溶剂中的溶解度数据，因而对反式-1，2-环己二醇进行相关固液相平衡的研究是非常迫切和必要的。

A lot of experiments were finished to gain musks two components phase equilibrium data of many solvents,and these data were used to fit UNIFAC model's interaction parameter to endow UNIFAC model modified with better prediction function.

通过试验测定了合成硝基麝香二元体系的固液平衡数据，回归并修正了 UNIFAC 模型的相互作用参数，使 UNIFAC 模型具有更高的预测功能；为了评价修正后的 UNIFAC 模型对合成硝基麝香三元体系的预测功能，利用试验测定的溶解度数据和修正后的 UNIFAC 模型计算值进行了比较，结果表明相互作用参数的修正是理想的。

The solubilities of the phthalic acid isomers in water were summarized and the parameters of the combinatorial part of UNIFAC activity coefficient model were calculated based on solid-liquid equilibrium calculations.

总结了三种同分异构体苯二甲酸在水中的溶解度数据，并基于固液平衡计算关联了UNIFAC活度系数模型中组合项的分子参数。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐