分馏萃取

然后，在测定相平衡数据的基础上，计算并设计了分馏萃取流程对分离对象进行多级逆流萃取。

Then , a series of liquid-liquid equilibrium data were determined . Through calculation and design , fractional extraction was employed for a multistage countercurrent extraction process .

以寻求串级萃取最低生产成本的工艺条件为最优化目标，通过将萃取工艺参数与随之会发生变化的生产成本关联，建立了分馏萃取最低成本优化萃取比方程。

Based on the optimization goal searching for extraction parameters of minimun production cost , a novel equation for calculating optimized extraction factor of minimum production cost in fractional extraction was proposed .

基于μXL集散系统的稀土分馏萃取自动控制应用技术

Application Technology of Automatic Control based on the μ XL DCS for Fractionation and Extraction of Rare Earths

用多级返流模型模拟芳烃分馏萃取过程

Simulating Aromatics Fraction-extraction Process by Multi-stage Backflow Model

两组分稀土分馏萃取体系原料组成对纯度梯度和积累量的影响

Effect of Feed Composition on Purity Gradient and Accumulation in Two Component Countercurrent Extraction System

该模型简化并优化了多组份稀土萃取的理论设计，克服了多组份体系各参量变化时进行工艺设计的盲目性，从本质上符合了串级分馏萃取体系的实际。

The model can simplify and optimize theory design of rare earth multicomponent extraction , overcome the blindness of multi component system technology design when parameters change , and correspond to the practice of cascade fractionation extraction in essence .

以分馏萃取分离相同数量相同质量产品，萃取段、洗涤段所用萃取槽总体积最小为优化目标，推导出了优化萃取比新方程。

For the purpose of optimizing the counter current extraction process some new equations have been derived for calculating the optimized extraction factors to search the minmum total volume of mixer settler extractor or scrubbing section at the same production capacity and product quality .

主要研究内容如下：（1）采用泡沫分馏与溶剂萃取联用技术，考查该技术用于色氨酸对映体的分离效果。

The main contents can be summarized as follows : ( 1 ) A co-technology of bubble fractionation and solvent extraction was used to separation the rac Trp .