The aspect of transform contains; reactor, rectifying tower, heat exchanger and compressor etc.
老装置改造主要包括反应器、精馏塔、换热器、压缩机等多个方面。
This article gives an account of ways of mending and preventing erosion of methanol equipment main rectifying tower.
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。
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。
The system comprises a low pressure rectifying tower, a pressurizing rectifying tower, a tower kettle reboiler, an overhead condenser and an auxiliary condenser;
包括低压精馏塔、加压精 馏塔、塔釜再沸器、塔顶冷凝器和辅助冷凝器；
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).
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 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.
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。
In this paper, a method of optimizing reflux ratio in rectifying tower is introduced. An economical model of the rectifying tower and its solving approaches are also presented.
本文介绍一种精馏塔中适宜回流比的优化方法。给出了精馏塔的经济模型及相应的求解方法和求解过程。
The existing problems in bottom tower control of butadiene rectifying tower in certain plant are investigated. The inference control strategy based on soft measurement is stated.
研究了某厂丁二烯精馏塔塔底控制回路目前存在的问题，提出了基于软测量的推断控制方案。
The utility model relates to a pressure reducing rectifying apparatus for trichloroethylene, composed of a heating system, a rectifying tower, a cooler and a receiving container, etc.
一种三氯乙烯减压精馏装置，由加热系统、精馏塔、冷却器和接受容器组成。
A distillation tower in which a rectifying column is used.
有一个精馏柱的蒸馏塔。
The utility model relates to a rectification tower in a liquid phase cascade, which belongs to the technical filed of isotope separating and rectifying facilities.
一种液相级联的精馏塔，属于同位素分离、精馏设备技术领域。
At last, the finished product glycerin according with GB standard could be gained after continued rectifying in double-tower followed by bleaching.
最后经双塔连续精馏、脱色后得到符合国家质量标准的成品甘油。
Using the method of top pressure and out soil promoted a comprehensive rectifying deviation to the structure, and using of steel pipe pile method reinforced the base of the tower.
建于深厚软土上的某铁塔因基础周边不均匀填土后产生了严重的不均匀沉降，经采用顶压法和掏土法对构筑物进行综合促沉纠偏，同时采用钢管桩法加固处理，实践表明效果良好。
Final results indicate that the flow fields in the tower can be adjusted to an ideal state by changing the diameters of the Venturi tubes, fixing the straight rectifying plates or curved shape plates.
最终结果表明，通过改变文丘里管直径、加装直导流板或弯曲导流板均可以将流场调节均匀，达到理想状态。
The invention relates to a trichlorosilane three-tower differential pressure coupling energy-saving rectifying and purifying system and an operating method.
本发明涉及三氯氢硅三塔差压耦合节能精馏提纯系统及操作方法。
Stress relief method has been successfully used in rectifying building but none in rectifying shaft tower.
应力解除法在房屋纠偏中得到了良好的运用而在井塔纠偏中还无先例。
Stress relief method has been successfully used in rectifying building but none in rectifying shaft tower.
应力解除法在房屋纠偏中得到了良好的运用而在井塔纠偏中还无先例。
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