精馏

用萃取精馏法分离C4烷烃与烯烃的研究进展

Progress in Separation of C4 Alkanes and Alkenes by Extractive Rectification

反应精馏法合成N，N-二甲基乙酰胺

Synthesis Technology on N , N-Dimethylacetamide With Reaction Rectification Method

基于PLC的间歇精馏回流比控制系统

Batch Distillation Reflux Control System with PLC

aspenplus在工业精馏塔故障诊断与参数寻优中的应用

Application of ASPEN Plus on the Operation Analysis of Industrial Distillation Column

反应精馏（ReactiveDistillation，简称RD）是化工过程强化的重要方法之一，其数学模型一般为一具有强非线性的微分代数方程组，用传统方法进行数值模拟较为困难。

Reactive distillation is one of the important methods of process strengthening in chemical engineering .

DCS控制系统在转化精馏系统中投运总结

Summary on the running of DCS controlling system in the rectification and conversion proce

AutoCAD在精馏塔设计中的应用

Application of AutoCAD in Rectification Tower Design

最近的研究使用aNN来确定原油精馏塔的操作条件。

Recent research used an aNN to determine the operating conditions for a crude oil distillation column .

用VISUALBASIC6.0开发出缔合体系精馏模拟软件，同时软件也包括了一般体系的多元复杂精馏模拟。

The software for simulating distillation process of association system was programmed using Visual Basic 6.0.The software was also used to simulate distillation process of general systems .

利用MonteCarlo方法预测精馏塔板上气泡尺寸分布及相界面积

The Prediction of the Bubble Size Distribution and the Interfacial Area on a Distillation Tray by Monte Carlo Method

PTA装置共沸精馏塔脱水系统

Dehydration system in azeotropic rectification tower of PTA plant

乙烯和苯合成乙苯的催化蒸馏技术基于EXCEL分析减压精馏对乙苯&苯乙烯相平衡的影响

Analysis to the Effects of Rectification Under Vacuum on the Vapor Liquid Equilibrium of Benzene Phenyl Ethylene by Excel

阐述了使用MATLAB实现动态模拟过程的方法。建立了使用界面良好的氢同位素低温精馏动态模拟模型。

The approach coded in MATLAB for dynamic simulation of a distillation column as well as the dynamic model window is described in the thesis .

基于结构化类比的时间序列预测算法研究及其在PTA共沸精馏塔建模中的应用

Research on Structured-Analogy-Based Prediction Algorithm for Time Series and Its Application on PTA Solvent System

Aspen工程软件在甲醇精馏工艺设计中的应用

Application of Aspen Engineering Software on Design of Methanol Rectification

本课题对不同方法直接萃取小麦胚芽油及用超临界CO2流体精馏麦胚油的方法进行了比较研究。

This subject compared different methods of extracting wheat germ oil with the method of refining wheat germ oil through supercritical CO2 fluid .

产品经减压精馏，w（芳樟醇）>98%，收率为80%～90%。

The product was distilled under reduced pressure and consisted of over 98 % linalool with a yield of 80 % - 90 % .

应用膜分离技术回收VCM精馏尾气

Recovering VCM refining tail gases by membrane separation technique

介绍了用Excel对精馏塔理论塔板数的计算方法，不需要编程就可方便地得到计算结果。

This paper introduces a calculating method for the rectification column 's theoretical plate number by using Excel , which is easy-to-use without programming .

介绍了用Excel图解法求精馏塔理论塔板数，并给出了VBA程序。

This paper introduce an Excel-based graphic solution to the theoretical plate numbers of a rectification column and a VBA program .

BHT精馏系统的技术改造

Technical Revamping of the BHT Distillation System

PBM法与新松弛法结合用于精馏过程的模拟

PBM Method Combined with New Relaxation Method for Distillation Simulation

采用aspenplus流程模拟软件对气体分馏装置中丙烯塔的精馏过程进行计算机模拟。

In this paper , the process simulation software of ASPEN PLUS has been used to simulate the distillation process of the propylene tower in the gas fractionation unit .

而采用WILSON物性方法时的模拟计算结果能够满足工艺要求，精馏塔塔顶馏出液中甲醇含量高达99.99%。

The simulation results with the WILSON property metnod are consistent with design . The methanol mass fraction on the top of rectification tower is up to 99.99 % .

顺流双效HGL精馏装置的优化设计

Optimal design of the device for double-effects distillation HGL of forward feed

对丁二烯装置第二精馏塔进行了技术改造，采用导向浮阀塔板代替原有的F1型浮阀塔板。

The second distillation column of butadiene plant is changed used the guide float valve column plate instead of original F_ ( 1 ) type float valve column plate .

本软件采用三对角矩阵法求解精馏过程的MESH方程组，用VISUALBASIC6.0开发出缔合体系精馏模拟软件，同时软件也包括了一般体系的多元复杂精馏模拟。

The MESH equations were solved by trigonometric matrix in distillation simulation process . The software for simulating distillation process of association system was programmed using Visual Basic 6.0.The software can be also used to simulate distillation process of general systems .

利用该生产装置将控制仪表从常规仪表改换为计算机集散控制系统（DCS）的有利时机，本文对其精馏工段的建模和先进控制问题进行了研究与开发。

By making use of the chance in which the control device was changed from conventional instrument to distributed control system , the modeling was studied , and a new advanced control system was developed .

将非线性系统模型匹配问题（MMP）应用于精馏塔产品质量控制器的设计，得到精馏塔的MMP非线性控制器。

A MMP nonlinear controller for a distillation column is deduced by utilizing the model matching problem of nonlinear system for the controller design of a distillation column .

将尿素包合预浓缩与超临界CO2萃取精馏工艺相结合，可使原鱼油中的EPA含量从原来的12.11%最终提高到67.10%，DHA含量从原来的17.93%最终提高到90.31%。

By combining urea inclusion method and supercritical carbon dioxide extraction-fractionation technology , the contents of EPA and DHA were enriched to 67.10 % and 90.31 % from 12.11 % and 17.93 % respectively .