搜索结果: 1-6 共查到“化工系统优化 模拟”相关记录6条 . 查询时间(1.087 秒)
丙烷脱氢固定床反应器的动态模拟与优化
丙烷脱氢 径向 固定床
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2009/11/25
在丙烷脱氢制丙烯反应过程中,由于焦的沉积使催化剂活性不断降低,而且失活速度很快。本文建立了径向绝热固定床反应器丙烷脱氢失活过程的动态模型,在Pt-Sn催化剂动力学基础上对脱氢过程进行了模拟和分析。得到了不同时刻反应器内的压力、温度、催化剂活性等的分布情况以及转化率、选择性、收率等的变化规律,并在分析反应器入口温度、流量及压力对过程影响的基础上对反应的操作条件进行了优化。
对硝基苯胺臭氧化反应动力学和吸收过程模拟
臭氧化 对硝基苯胺 反应动力学
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2009/6/12
采用停流光谱法研究了T=298 K,pH=2.1~6范围内对硝基苯胺与臭氧在水溶液中的臭氧化反应动力学.研究结果表明,降解1 mol的对硝基苯胺需要4 mol臭氧,对硝基苯胺臭氧化总的反应是二级,对臭氧浓度和对硝基苯胺浓度分别为一级.臭氧化反应速率常数随溶液pH值的增大而加快:在T=298 K时,当pH值从2.1变化到6,总的反应速率常数从6.17×104 (mol•L-1)-1...
T-形分叉槽道纤维悬浮湍流场的数值模拟
fiber suspension distribution orientation
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2009/3/19
The concentration and orientation of fiber in a turbulent T-shaped branching channel flow are investigated numerically. The Reynolds averaged Navier-Stokes equations together with the Reynolds stress ...
工业级催化重整装置的全流程模拟与优化
catalytic reforming kinetic model Aspen plus
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2009/3/11
A new 18-lump kinetic model for naphtha catalytic reforming reactions is discussed. By developing this model as a user module, a whole industrial continuous catalytic reforming process is simulated on...
基于一类组织P系统的模拟移动床的多目标优化
simulated moving bed tissue P systems multiobjective optimization Pareto optimality
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2009/3/9
The binaphthol enantiomers separation process using simulation moving bed technology is simulated with the true moving bed approach (TMB). In order to systematically optimize the process with multiple...
利用人工神经网络和遗传算法对热偶精馏过程进行模拟优化
thermally coupled distillation neural network genetic algorithm
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2009/3/5
In this paper, a new approach using artificial neural network and genetic algorithm for the optimizationof the thermally coupled distillation is presented. Mathematical model can be constructed with...