A distillation tower in which a rectifying column is used.
有一个精馏柱的蒸馏塔。
This method is also applicable for ethanol distillation tower calculation.
此方法适合酒精蒸馏塔的计算。
It has certain sense for further study and application to the simulation of air distillation tower.
对进一步研究并应用于空分塔模拟计算具有一定的指导意义。
The theoretical plate number "n" of distillation towers is an important data for distil - lation tower design.
化学工程中精馏塔的理论塔板数n是塔器设计的一个重要数据。
With ANSYS, This paper applies the trussed beam as supporting beam of trays in big-diameter-distillation tower.
本文应用ANSYS分析计算，成功地在精馏塔内采用了桁架梁结构作为大直径精馏塔塔盘支撑。
To estimate the product composition for an ideal binary distillation tower based on tray temperatures is discussed.
以一个理想二元精馏塔为对象，讨论基于塔板温度的产品组分估计问题。
The troubles with liquid distributor in distillation tower in oxozone production are analyzed. Improving measures are put forward.
介绍双氧水生产中精馏塔内液体分布器在生产操作中存在的问题，并提出了改进措施。
Several type of explosion -proof membrance is recommended. The explosion -proof membrance unit of nitro-methane distillation tower are designed and calculated.
介绍了几种型式的防爆膜，并对硝基甲烷蒸馏釜的防爆装置进行了设计计算。
A novel adapting partial least square regression (APLS r) approach was proposed to develop the naphtha dry point soft sensor of the primary distillation tower.
提出了一种具有强非线性表达能力的自适应偏最小二乘回归(APLSR)方法，并应用于初顶石脑油干点软测量模型建立。
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）；
This paper mainly introduces the application of the double Differential temperature control system in the Propylene Distillation tower of the Gas Distillation unit.
本文主要介绍双温差控制系统在气体分馏装置丙烯精馏塔控制上的应用。
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。
The utility model discloses a steam-free alcohol distillation tower which comprises a tower body and a heating device; the heating device is in annular coiled tube structure;
本实用新型公开了一种无蒸汽酒精蒸馏塔，它包括有塔体、加热装置，所述加热装置是 一个环形盘管式结构；
The characteristics of various process designs and simulated calculation are discussed in this paper based on revamping of a desorption tower and an ammonia distillation tower.
通过解吸塔和蒸氨塔的改造实例，应用模拟计算结果，讨论了它们各自的不同流程设计及特点。
The corrosion survey for the complex unit during the turnaround finds out the minor corrosion in the primary distillation tower (metallurgy: Q235-B) with a coupon corrosion rate of 0.
联合装置在检修期间进行的腐蚀调查表明：常压分馏系统的初馏塔(材质Q 2 35 - B)腐蚀较轻，挂片腐蚀率为0。
This paper discusses the methods for solving MESH equation groups for a distillation tower. A phase equilibrium coefficient simplified model and a binary iteration algorithm are proposed.
讨论了精馏塔mesh方程组的求解方法，介绍了相平衡系数简化模型及构造的双重迭代算法。
The new liquid distributor has been already applied in revamping of the washing zone in crude vacuum distillation tower with high temperature, small flowrate, dirt and easy-coking material.
新型液体分布器已应用到温度高、液量小、物系脏、易结焦的原油减压蒸馏塔洗涤段的改造中。
A new mathematical model, designated as two-zone nonequilibrium stage model, for simulating an industrial distillation tower, especially the tower with large diameter is presented in this paper.
提出一种对工业塔，尤其是大塔径精馏塔进行数学模拟的实用方法非平衡级双区模型。
The excessive naphthenic acid corrosion of the vacuum distillation tower was introduced. The corrosion mechanisms was explored and the corrosion-resistance of the 316L stainless steel was studied.
介绍了减压塔受环烷酸腐蚀的严重程度，探讨了腐蚀机理和应用316L不锈钢抗腐蚀的效果。
Deep vacuum distillation, being restricted by operating conditions such as the heat stability of crude and the vacuity of vacuum tower etc., is a complicated system engineering.
减压蒸馏深拔受原油热稳定性和减压塔真空度等操作条件的制约，是个复杂的系统工程。
The results showed that the purity of 6 chloro 2 nitrotoluene was over 96% by two tower distillation.
实验结果表明，通过双塔精馏，可获得纯度大于96%的6氯2硝基甲苯目标产品。
The quality of vacuum distillates is closely related to the configuration of feeding part of the vacuum tower for crude distillation.
原油蒸馏装置减压塔进料段结构与减压馏分油的质量密切相关。
The column of reactive distillation was improved from compound tower to sieve tray tower which is famous for its lower cost of equipment and simpler operation and cleaning.
反应精馏塔由原来的复合型塔改为单纯筛板塔，操作清洗简单、设备费用低。
The invention relates to an atmospheric and vacuum distillation device with a vacuum flash tower and a method thereof.
本发明涉及一种带有减压闪蒸塔的常减压蒸馏方法及设备。
Because of the high energy consumption for recovery of DMF, Multi-effect distillation processes including two-tower, three - tower and four-tower were proposed.
针对传统的DMF回收工艺的高能耗，本文提出多效精馏回收d MF的双塔、三塔和四塔工艺流程。
Three-tower continuous distillation process of ethyl acetate from aldehyde condensation and purification by gas-phase oxidation of acetic acid and ethylene were also discussed.
加恒沸剂共沸蒸馏和乙酸萃取反应精馏过程。乙醛缩合法生产乙酸乙酯的三塔连续精馏过程以及乙烯与乙酸气相催化反应的加水精制工艺过程。
After analyzing the working characteristics and fault forms of residuum pump at the bottom of vacuum tower of distillation unit, some technical measures are gradually found and used in practice.
分析了减压塔底渣油泵工作特点和故障表现，针对渣油泵的工作特点和频繁出现的故障表现，逐步摸索出一些技术措施并在实际工作中实施。
After analyzing the working characteristics and fault forms of residuum pump at the bottom of vacuum tower of distillation unit, some technical measures are gradually found and used in practice.
分析了减压塔底渣油泵工作特点和故障表现，针对渣油泵的工作特点和频繁出现的故障表现，逐步摸索出一些技术措施并在实际工作中实施。
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