Measurement of VLE data and study on distillation experimentation for metha-nol-isopropanol;
测定甲醇与异丙醇的汽液平衡数据及精馏的研究
Synthesis of distillation system considering no-sharp separation;
含非清晰塔的精馏系统综合
Study on energy saving in trimethylbenzene distillation;
三甲苯精馏分离的节能研究
Topic for Discussion Contributed to Hold the Content and the Central Point of the Principle of Chemical Engineering in Hand(Ⅱ)——Operating Issue about Rectification;
有助于掌握化工原理内容与实质的讨论题(二)——精馏塔操作型问题
Analysis of improvement of adding alkali to methanol rectification;
加碱对甲醇精馏改善分析
Applying Chemcad Software to Stimulate the Rectification Process of Methanol-water System;
应用CHEMCAD软件模拟甲醇—水物系精馏过程
The Use of Vocuum-drum Membrane Evaporator in the Rectify of the β-irisone Finished Product;
真空转鼓薄膜蒸发器在β-紫罗兰酮成品精馏中的应用
Application of KingView in rectify simulation experiments;
组态王工控软件在精馏仿真实验中的应用
The method of absorbing dimethylamine with vitriol to eliminate the pollution caused by DMF negative pressure rectify device is put forward.
干法腈纶中的溶剂回收装置扩能改造后,使得废水得到重复利用,但在精馏脱胺过程中产生二甲基甲酰胺(DMF)和二甲胺等恶臭气体,未经治理直接排放会影响周围环境。
By rectifying test and chemical induatrial simulation,a technical process was worked out to produce o-dimethylbenzene and heavy aromatics from reforming gasoline.
以精馏实验和化工模拟的方法建立了从重整汽油中获取邻二甲苯和重芳烃原料的流程,结果证明:直接精馏重整汽油可以获得短缺的化工原料邻二甲苯和重芳烃,且所得原料质量符合要求,生产目标产品质量收率大于88%,与生产汽油相比每吨增加经济效益2000元。
When natural gas was used as feed gas to make methanol simulated calculation of pre-rectifying tower was done by ChemsepL software.
利用ChemsepL软件对天然气为原料的甲醇精制过程预精馏塔进行了模拟计算,分析了预精馏塔内组分浓度的变化情况以及回流比的影响。
When the RateFrac fractionation module in ASPEC PLUS chemical modeling system was used in the simulation of LPG fractionator in FCC unit, the simulation results were consistent with those of the original design, which could provide basis for production planning and unit revamping.
应用ASPEN PLUS化工模拟系统中的RateFrac精馏模块对催化裂化气分工艺中的精馏塔进行模拟,模拟结果与装置原始设计结果吻合,可用于指导生产,并提供装置改造依据。
Experiment on supercritical carbon dioxide extraction— fractionation of fish oil fatty acid ethyl esters(FAEE) which had been enriched by urea crystallization was carried out.
采取超临界 CO2萃取—精馏技术，对经尿素包合预处理的鱼油脂肪酸乙酯在超临界 CO2流体中的溶解情况进行了考察，探索了 EPA、 DHA的分离提纯工艺，并讨论了实验的影响因素。
In a continuous foam fractionation column, the effects of various operation conditions, such as protein concentration, gas flow rate, pH, reflux ratio, ratio of foam height to liquid pool height etc.
在一连续操作的泡沫精馏塔中，考察了各种操作条件对大豆蛋白质溶液泡沫分离过程的影响，包括：进料浓度、进气流量、ｐＨ值、回流比等，确定了较佳的操作条件。
Preparation of hemellitene (1,2,3-trimethylbenzene) and indene (2,3-dihydroindene) from C_9 aro- matic mixture by mean of precise distillation and cryogenic centrifugal separation was introduced.
介绍了采用精密精馏与深冷结晶离心分离方法从混合C_9芳烃中分离连三甲苯与茚满产品。
By means of precise distillation of the aromatics mixture,the mixture of hemelytron and indene was obtained.
采用精密精馏从芳烃中分离出连三甲苯与茚满的混合物;再利用两者的熔点不同在-40℃下深冷使连三甲苯充分结晶并经离心分离,制得纯度达90%以上的连三甲苯;离心液再经精密精馏,可得到纯度达95%的茚满。
The technique has isomerization of 1,2,4-trimethylbenzen and precise distillation as a union, which is unique and feasible.
该工艺采用偏三甲苯非临氢催化异构化技术与精密精馏的分离手段有机结合的方法，工艺独特可行。
The rectification of errors, alcohol
错误的改正、酒精的精馏
Study of normal distillation and azeotropic distillation in refining process of crude acetic acid
普通精馏和共沸精馏精制粗乙酸的研究
Study on Solvent Selection and Batch Extractive Distillation Process;
萃取精馏溶剂的选择及间歇萃取精馏过程研究
To refine or purify, especially by distillation.
精馏提炼或提纯，尤指通过蒸馏的方法来提纯
Study on Batch Distillation of Heat Sensitive Material in a Batch Stripper;
用于热敏物料分离的提馏式间歇精馏过程研究
Dynamic Modeling and Simulation of Distillation Process in Gas Fractionation Equipments
气体分馏装置精馏过程的动态建模与仿真
Appllcation of new vertical sieve-tray columns in alco-hol rectifying process
新型垂直筛板塔在酒精精馏中的应用
Study on a New Process of Refining the Coking Benzene by Extractive Distillation;
萃取精馏法焦化苯精制新工艺的研究
Study on the Separation and Refine of Acid Mixture Solution Using Distillation;
精馏分离和精制有机羧酸溶液的研究
The Optimization of the Coking Crude Benzol Hydro-refining Extractive Distillation Process
焦化粗苯加氢精制萃取精馏工艺优化
By the addition of an umbrella-shaped baffle above the feed sprayer in the column, the liquid entrainment from the column can be diminished.
在精馏塔进料喷头上方增设伞形档板，可以减少精馏塔带液量。
Study on Coupling Technology of Extractive Distillation and Catalytic Distillation in Hydrolyzation of Methyl Acetate;
乙酸甲酯水解萃取精馏与催化精馏耦合工艺研究
Application of Artificial Neural Network in Simulation of Extractive Distillation and Reactive Distillation;
人工神经网络在萃取精馏、反应精馏模拟中的应用
Other separation processes are distillation, dust extraction, decanting, leaching
别的分离过程有精馏、捕尘、倾析、浸取......
Fractionization of Litsea Cubeba Oil and GC Analysis of Cirtal
山苍子油的精馏及柠檬醛的色谱研究
Excel method of drawing load characteristic diagram of distillation column
绘制精馏塔负荷性能图的电子表格法
Accelerating Convergence Technigues for Process Simulation of Distillation
严格法精馏过程模拟的加速收敛技术
Discussion on the Quality Development of synthesised Acetone Cyanohydrin before the Rectification
提高精馏前合成丙酮氰醇质量的探讨