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。
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。
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。
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