详细信息
催化裂化集总动力学模型的研究 Ⅱ.实验方案的计算机事前模拟
INVESTIGATION OF THE LUMPED KINETIC MODEL FOR CATALYTIC CRA CKING Ⅱ.A PRIOR SIMULATION FOR EXPERIMENTAL PLANNING
文献类型:期刊文献
中文题名:催化裂化集总动力学模型的研究 Ⅱ.实验方案的计算机事前模拟
英文题名:INVESTIGATION OF THE LUMPED KINETIC MODEL FOR CATALYTIC CRA CKING Ⅱ.A PRIOR SIMULATION FOR EXPERIMENTAL PLANNING
作者:朱开宏[1];毛信军[1];翁惠新[1];朱钟敏[1];刘馥英[1]
机构:[1]华东化工学院
年份:1985
卷号:4
期号:3
起止页码:47
中文期刊名:石油学报(石油加工)
外文期刊名:Acta Petrolei Sinica(Petroleum Processing Section)
收录:CSTPCD;;Scopus
语种:中文
中文关键词:反应速率常数;反应速率系数;动力学模型;轻燃料油;反应网络;子网络;实验方案;催化裂化;计算机
摘要:十一集总催化裂化动力学模型共包含22个反应速率常数。本文通过计算机事前模拟确定了求取这些速率常数的实验方案。整个反应网络被分成三个子网络:轻燃料油(LFO)子网络、P_h-N_h予网络和A_h-C_(αh)-PC_(αh)子网络。可以通过实验测定和参数估计依次求取这些子网络的速率常数。事前模拟的结果还表明,只需测定汽油、焦炭+气体的量以及轻燃料油的总量,这将使分析工作大为简化。本文还对实验用原料油的选择和实验数据的精度提出了建议。
The kinetic model with 11 lumped species for catalytic cracking has 22 rateconstants. This paper discusses the experimental planning for determining theseconstants by means of computer simulation.The reaction network is divided intothree sub-networks:LFO(light fuel oil)sub-network,P_h-N_h sub-network and A_h-C_(ah)-PC_(ah)sub-network.The rate constants of these sub-networks can be sequen-tially determined by experiment and then by parameter estimation.Only the quan-tities of LFO,gasoline,gas and coke should be determined.Therefore,the ana-lytical work is greatly reduced.This article furthermore suggests ways of selec-ting suitable oil and the required precision of experiments.
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