reflux ratio

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。

It was shown that the optimum molar ratio between hydrobromic acid and pentaerythrite was 2.5 to 1 for 6 to 8h of optimum reaction time and reflux temperature as optimum reaction temperature.

实验确定了氢溴酸与季戊四醇的最佳摩尔比为2.5∶1，最佳反应时间为6～8h，最佳反应温度为回流温度。

It also discussed emphatically effect of feed stage, number of theoretical plate, reflux ratio and solvent-feed ratio on purity and yield of product.

本文重点研究了进料位置，理论板数，回流比以及剂料比对产品的收率及纯度的影响。

When the slop cut is withdrawn under constant reflux ratio, the overhead concentration descends sharply at the beginning, then smoothly afterwards.

在过渡馏分的采出过程中，以恒回流比操作时，塔顶浓度开始时下降很快，然后逐渐变缓。

The reboil ratio and top reflux were increased by 4.5% and 29.3% by utilizing bottom reboiler of toluene column made of sintered porous surface tubes.

甲苯塔采用烧结型表面多孔管再沸器后，再沸比和塔顶回流量分别增加了4.5%和29.3%。

The Underwood method has been used to calculate minimum reflux ratio for complex columns.

用Underwood法确定复杂精馏塔最小回流比。

In this paper, benzoic acid refining distillation system with SNIA benzene liquid phase process was researched via simulation. The effect of theoretical tray numbers 、 operation pressure 、 reflux ratio 、 feeding position etc.

本文对SNIA甲苯液相法生产苯甲酸产品精馏系统进行了研究，考察了三个精馏塔的理论板数、操作压力、回流比、进料位置等条件对SNIA苯甲酸产品质量的影响。

A case study of gas separation system is given to illustrate the effects of product quality, reflux ratio and tower pressure to total economic benefit through flow simulation.

本文以某气体分馏装置为例，通过严格的流程模拟，分析了产品质量、回流比和塔压等操作参数对总经济效益的影响。

Effects of feed rate, feed fraction, reflux ratio and feed position on reaction distillation were investigated.

考察了进料流率, 进料组成, 回流比,进料位置对反应精馏的影响.

The process utility demand was related to the reflux ratio of distillation column.

最后探讨了一下蒸馏塔的回流比对过程用能方面产生的影响.

The structure of reflux ratio regulator was ameliorated to make remote control reliable and repair convenient.

改进结构后，远距离监控可靠，维修方便；

A Method for the Reflux Ratio and the Number of Theory Plates of Binary Ideal Solution Complex Distillation Tower by Using Microsoft Excel

用microsoft excel计算二元理想物系复杂精馏塔的回流比和理论板数