This paper discussed the economy of increasing LPG recovery rate with two different schemes of increasing processes in de-ethane tower and cryogenic separation processes. 文章以增加脱乙烷塔工艺流程和深冷分离工艺流程两种不同的方案,来分析研究提高液化石油气回收率的经济性。
Retrofit and Application to Double Circuit Power Line Recovery Tower 双回路输电线路抢修塔的改装与应用
Study on the Model of Monomer Recovery Distillation Column Based on the Mechanism Analytic Method; The atomization characteristics of wet flue gas desulfurization spray tower under single layer spraying 基于机理分析法的脱单塔装置建模研究湿法脱硫喷淋塔单层喷淋雾化性能试验
The utility model relates to a circulation drier, which comprises a nitrogen gas-holder, a sprinkling recovery tower, a refrigerator and a recirculation fan. 本实用新型是一种循环式干燥装置。它含有氮气罐、喷淋回收塔、冷冻机和循环风机。
Demonstrates process principles of no-ammonia recovery process of single tower atmospheric stripping and ammonia burning technology with ammonia-containing acidic gas entering sulfur reactor and presents the application of this process in integrated sulfur plant. 阐述了单塔常压汽提不回收氨工艺和含氨酸性气进硫磺反应炉烧氨技术的工艺原理,介绍了该工艺在硫磺联合装置的应用情况。
This paper analyzes reasons of methanol content exceeding standard in tail gas of the rectifying system of methanol plant, summarizes the operating conditions of the recovery tower of methanol tail gas, points out the existing problem and improving methods. 分析甲醇装置精馏系统尾气中甲醇含量超标原因,对甲醇尾气回收塔运行工况进行总结,指出存在的问题及今后改进的方向。
Increasing in the Recovery for Acrylonitrile Refining by Optimization of the neutralizing Tower Operation 优化中和塔操作提高丙烯腈精制回收率
Revamping of main ODCB recovery tower of TDI actinic process units TDI生产装置光化第一ODCB回收塔的技术改造
The Main ODCB Recovery Tower is the heart of TDI actinic refinement process units, and its operating conditions greatly influence the production stability. 光化第一ODCB回收塔是TDI光化精制系统的心脏,其操作条件的优劣直接影响着生产的稳定。
Analysis of Corrosion Causes of Bottom Reboiler of Sulfur Recovery Tower 硫磺回收塔底重沸器腐蚀原因分析
Recovery of Heat Energy at Cryogenic Level with Circulating Reflux Unit on Top of Atmospheric Tower 常压塔顶循环回流回收低温位热能
Automatic Control System of Recovery Tower 单片机自恢复的实用方法溶媒回收塔的自动化控制
Simulation and Extraction Experiment Study of DEM Condensation and Ethanol Recovery with Composite Extraction Tower 复合萃取精馏浓缩二乙氧基甲烷并回收乙醇的模拟及实验研究
Owing to the particular capacity distribution between the 'gas and liquid phases in the recovery tower, floating valve trays should be displaced with tower packings; 因气液相负荷分布特殊,回收塔可采用填料塔代替浮阀塔;
Corrosion and Recovery of Adsorption Tower 吸附塔的腐蚀与补救
It showed that the propane recovery rate of new process would be 23%~ 27% higher than that of cryogen refrigeration process at the same refrigeration temperature. To increase the absorption tower pressure appropriately was good to improve the propane recovery rate. 本文实例研究表明:相同制冷温度下,冷剂制冷-油吸收复合工艺的丙烷回收率比原冷剂制冷工艺可提高23%~27%。
Briefly Analyzing Clean Production Scheme for Dust Recovery from Urea Prilling Tower with Natural Ventilation 自然通风尿素造粒塔粉尘回收清洁生产方案浅析
Experimental analysis on high-voltage electrostatic recovery technology for water consumption in wet cooling tower 湿式冷却塔水损失的高压静电回收实验分析
A process analysis has been made for soot recovery system of large scale ammonia plant. Mathematical models have been set up for calculating the material and heat balance of the system, and a model has been suggested for calculating the naphtha stripping tower plate by plate. 对300kt合成氨厂炭黑回收系统进行了过程分析,建立了单元设备物料和热量衡算的数学模型,提出了对石脑油气提塔进行逐板计算的简化模型。
Therefore, for the gray water recovery system in coal gasification process, bubble column is also a suitable type for hot water tower. 故鼓泡塔亦是较理想的热水塔塔型,可用于水煤浆气化系统。
Energy Recovery for High Pressure Water Washing Tower of Ammonia Plants 氨厂高压水洗塔的节能
Demands of control system and factors to influence operation in rectification were introduced in this paper. From the four control factors of product quality, material balance, energy balance and constraint condition, the automatic control system of recovery tower was applied and product quality was improved. 阐述精馏工艺的控制要求及影响操作的因素,从产品质量,物料平衡,能量平衡,约束条件四方面控制角度出发,用于回收过程控制的应用,从而达到提高产品质量的目的。
Based on the characteristic that styrene can form ternary azeotrope with some special organic solvents and water, a new separation process for recovery of styrene in residue tar discharged from the bottom of styrene distillation tower has been developed. 利用苯乙烯能与某些特定溶剂及水形成三元共沸物的特点,开发出从苯乙烯蒸馏塔釜排放的残焦油中提取粗品苯乙烯的新工艺。
Analysis of operating conditions of methanol rectifying tail gas recovery tower 甲醇精馏尾气回收塔改造运行分析
Investigation of Polymer formation in Acrylonitrile Recovery Tower Through the analysis and computer simulation of the third poly tower and the third recovery tower in poly ( vinyl alcohol) production, the two towers have the conditions to combine. 通过对聚乙烯醇生产中聚合三塔和回收三塔的分析及计算机模拟,发现两塔具备合并的条件。
Percentage recovery of triethyl amine is> 98% with a process using a helical-element static mixer, a gravity decanter, and a heterogeneous azeotropic distillation tower. Energy consumption is low and the operation is convenient. 采用由单螺旋片静态混合器、重力层析器与非均相恒沸精馏塔相组合的流程,三乙胺的回收率达98%以上,且操作简便、节能显著。
Two new type exhaust air cold energy recovery units are proposed: direct evaporative cooler plus plate-fin heat exchanger cold energy recovery unit and cooling tower plus pipe finned exchanger cold energy recovery unit. 提出了两种新型的排风冷能回收装置:直接蒸发冷却器+板翅式换热器复合式排风冷能回收装置、冷却塔+翅片管式换热器复合式排风冷能回收装置。
Due to the non-ideal gas-liquid behavior, NRTL-HOC and NRTL-RK model are used in solvent dehydration tower and entrainer recovery tower. 其中,溶剂回收单元的脱水塔和共沸剂回收塔分别选用了NRTL-HOC和NRTL-RK模型对气液相非理想性进行校正。