介绍了甲醇塔均温型内件在生产中旋转的原因、危害。
Rotation reasons and its harms of the inner parts of methanol tower are introduced.
本文开发了一种确定脱甲醇塔实际塔板数和进料板位置的方法。
In this paper, a method for determining the number of practical plates and the position of the feeding plates of the tower for separating methanol is developed.
该系统主要包括精馏塔（1）、水洗塔（13）、粗馏塔（26）、甲醇塔（35）和杂质塔（42）；
The system mainly comprises a rectifying tower (1), a water washing tower (13), a coarse distillation tower (26), a methanol tower (35) and an impurity tower (42).
建立了短时微重力落塔实验专用直接甲醇燃料电池性能测试系统。
An experimental test system for the direct methanol fuel cell under microgravity environment was set up.
建立了鲁奇式甲醇合成塔完整的双速率一维模型。
The one - dimensional model of Lurgi tude - shell type methanol synthesis reactor has been established.
本文介绍了甲醇洗工艺中部分气化冷凝、绝热闪蒸器和塔系模拟计算方法和结果。
The modelling and calculation results are reported for partial vaporization condensor, adiabatic flashing column and column system in the methanol washing process.
介绍了甲醇合成塔的结构特点和关键技术要求，叙述了产品制造的技术方案、支持技术方案的技术保证措施以及实施后检测结果。
The construction and key technology for methanol-synthetic tower is described. The key technical link, technical scheme and technical assuring measures and examine results are introduced.
计算表明，该精馏过程汽相符合理想气体定律和亨利定律，液相为非理想溶液，采用NRTL或UNIQUA C物性方法时，乙醇与甲醇在精馏塔中无法进行有效分离。
It is investigated that the ideal gas law and the Henry law are suitable for the process. Ethanol can't be separated from methanol with the NRTL or UNIQUAC property method.
介绍了林达化工技术工程公司低温型甲醇合成塔在哈尔滨气化厂新建低压甲醇装置中的运用情况。
The successful use is presented of the Linda low pressure uniform temperature methanol converter in the newly built low pressure unit at Harbin Gasification Plant.
预洗塔和吸收塔内泵的汽蚀阻止低温甲醇洗装置冷甲醇设计流量的输送。
Cavitation in the prewash and absorber pump prevented the Rectisol unit from delivering the designed flows of cold methanol.
介绍甲醇合成塔双相不锈钢反应管与管板的自动焊接工艺。
The automatic automatic welding dual - phase stainless steel reaction tube and tube sheet on methanol converter is introduced.
介绍三塔精馏影响甲醇产品质量的原因与处理方法，甲醇精馏的优化操作与主要技术改造。
Causes which affects quality of three-tower rectification of methanol a nd their managements are introduced. Optimum operation and main technology modifications a re discussed.
本文主要讲述甲醇装置主精馏塔侧壁腐蚀的修复方法和防腐措施。
This article gives an account of ways of mending and preventing erosion of methanol equipment main rectifying tower.
提出了一种新的三塔精馏工艺用于合成甲醇的精制过程。
A novel process of three-column distillation was proposed for the purification of synthetic methanol.
介绍了我公司甲醇合成塔结构和塔内气体流程，并对运行情况作了分析。
It introduces the structure of methanol synthesis tower in our company and the gas flow process in the tower.
在中试反应精馏塔中以浓硫酸为催化剂进行了醋酸与甲醇反应制备醋酸甲酯的试验。
Preparation of methyl acetate from methanol and acetic acid by reactive rectification was investigated with concentrated sulfuric acid as catalyst.
建立了鲁奇式甲醇合成塔完整的双速率一维模型。
The one-dimensional model of Lurgi tude-shell type methanol synthesis reactor has been established.
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 method are consistent with design. The methanol mass fraction on the top of rectification tower is up to 99.99%.
还完成了关键设备进出气换热器，DME精馏塔和甲醇蒸馏塔的详细工艺设计。
The process design is completed for the key equipment of heat exchanger for the process streams of inlet and outlet, DME rectifying tower and methanol distillation tower.
吐哈油田甲醇厂甲醇精馏装置系两塔精馏，采用全回流操作。
The methanol rectification unit used in Tuha Oilfield Methanol Factory includes two rectification towers adopting total reflux operation.
环合废液脱水后，分离塔回流比为15，理论板为40时，回收乙醇中甲醇的质量分数小于10%。
The recovered ethanol with less than 10% methanol can be purified in a dehydration tower and a separation tower with 40 theoretical plates and a reflux ratio of 15.
含有甲醇的甲醛气分别通过甲醛气管道进入脱醇塔和甲醛吸收塔；
The formaldehyde gas containing the methanol respectively enters the dealcoholization tower and the formaldehyde absorption tower through the formaldehyde gas pipes.
现有的甲醇四塔精馏工艺流程主要包括预精馏塔、加压精馏塔、常压精馏塔以及回收塔。
Existing methanol 4-tower distillation process mainly includes pre-distillation column, pressurize distillation column, normal pressure distillation column and recovery column.
采用双塔流程，轻组分由预塔分离，从主塔分离出的精甲醇产品纯度达998％。
Using two column process, the light composition was separated from pre column, the refinary methanol was separated from main column. The purity of the product reached 99.8%.
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 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 natural gas was used as feed gas to make methanol simulated calculation of pre-rectifying tower was done by ChemsepL software.
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