Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm

In this study, genetic algorithm was used to predict the reaction kinetics of Iraqi heavy naphtha catalytic reforming process located in Al-Doura refinery in Baghdad.  One-dimensional steady state model was derived to describe commercial catalytic reforming unit consisting of four catalytic reformi...

Descripción completa

Guardado en:
Detalles Bibliográficos
Autores principales: Ramzy H. Saihod, Zaidoon M. Shakoor, Abbas A. Jawad
Formato: article
Lenguaje:EN
Publicado: Al-Khwarizmi College of Engineering – University of Baghdad 2017
Materias:
Acceso en línea:https://doaj.org/article/c4818898be8b45a39ce8ac9d43b10c25
Etiquetas: Agregar Etiqueta
Sin Etiquetas, Sea el primero en etiquetar este registro!
id oai:doaj.org-article:c4818898be8b45a39ce8ac9d43b10c25
record_format dspace
spelling oai:doaj.org-article:c4818898be8b45a39ce8ac9d43b10c252021-12-02T06:16:27ZPrediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm1818-11712312-0789https://doaj.org/article/c4818898be8b45a39ce8ac9d43b10c252017-12-01T00:00:00Zhttp://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/190https://doaj.org/toc/1818-1171https://doaj.org/toc/2312-0789 In this study, genetic algorithm was used to predict the reaction kinetics of Iraqi heavy naphtha catalytic reforming process located in Al-Doura refinery in Baghdad.  One-dimensional steady state model was derived to describe commercial catalytic reforming unit consisting of four catalytic reforming reactors in series process. The experimental information (Reformate composition and output temperature) for each four reactors collected at different operating conditions was used to predict the parameters of the proposed kinetic model. The kinetic model involving 24 components, 1 to 11 carbon atoms for paraffins and 6 to 11 carbon atom for naphthenes and aromatics with 71 reactions. The pre-exponential Arrhenius constants and activation energies were determined after fine tuning of the model results with experimental data. The input to the optimization is the compositions for 21 components and the temperature for the effluent stream for each one of the four reactors within the reforming process while the output of optimization is 142 predicted kinetic parameters for 71 reactions within reforming process.  The differential optimization technique using genetic algorithm to predict the parameters of the kinetic model. To validate the kinetic model, the simulation results of the model based on proposed kinetic model was compared with the experimental results. The comparison between the predicted and commercially results shows a good agreement, while the percentage of absolute error for aromatics compositions are (7.5, 2, 8.3, and 6.1%) and the temperature absolute percentage error are (0.49, 0.5, 0.01, and 0.3%) for four reactors respectively.    Ramzy H. SaihodZaidoon M. ShakoorAbbas A. JawadAl-Khwarizmi College of Engineering – University of BaghdadarticleHeavy NaphthaReformingGenetic AlgorithmOptimizationReaction KineticChemical engineeringTP155-156Engineering (General). Civil engineering (General)TA1-2040ENAl-Khawarizmi Engineering Journal, Vol 10, Iss 1 (2017)
institution DOAJ
collection DOAJ
language EN
topic Heavy Naphtha
Reforming
Genetic Algorithm
Optimization
Reaction Kinetic
Chemical engineering
TP155-156
Engineering (General). Civil engineering (General)
TA1-2040
spellingShingle Heavy Naphtha
Reforming
Genetic Algorithm
Optimization
Reaction Kinetic
Chemical engineering
TP155-156
Engineering (General). Civil engineering (General)
TA1-2040
Ramzy H. Saihod
Zaidoon M. Shakoor
Abbas A. Jawad
Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
description In this study, genetic algorithm was used to predict the reaction kinetics of Iraqi heavy naphtha catalytic reforming process located in Al-Doura refinery in Baghdad.  One-dimensional steady state model was derived to describe commercial catalytic reforming unit consisting of four catalytic reforming reactors in series process. The experimental information (Reformate composition and output temperature) for each four reactors collected at different operating conditions was used to predict the parameters of the proposed kinetic model. The kinetic model involving 24 components, 1 to 11 carbon atoms for paraffins and 6 to 11 carbon atom for naphthenes and aromatics with 71 reactions. The pre-exponential Arrhenius constants and activation energies were determined after fine tuning of the model results with experimental data. The input to the optimization is the compositions for 21 components and the temperature for the effluent stream for each one of the four reactors within the reforming process while the output of optimization is 142 predicted kinetic parameters for 71 reactions within reforming process.  The differential optimization technique using genetic algorithm to predict the parameters of the kinetic model. To validate the kinetic model, the simulation results of the model based on proposed kinetic model was compared with the experimental results. The comparison between the predicted and commercially results shows a good agreement, while the percentage of absolute error for aromatics compositions are (7.5, 2, 8.3, and 6.1%) and the temperature absolute percentage error are (0.49, 0.5, 0.01, and 0.3%) for four reactors respectively.   
format article
author Ramzy H. Saihod
Zaidoon M. Shakoor
Abbas A. Jawad
author_facet Ramzy H. Saihod
Zaidoon M. Shakoor
Abbas A. Jawad
author_sort Ramzy H. Saihod
title Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
title_short Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
title_full Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
title_fullStr Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
title_full_unstemmed Prediction of Reaction Kinetic of Al- Doura Heavy Naphtha Reforming Process Using Genetic Algorithm
title_sort prediction of reaction kinetic of al- doura heavy naphtha reforming process using genetic algorithm
publisher Al-Khwarizmi College of Engineering – University of Baghdad
publishDate 2017
url https://doaj.org/article/c4818898be8b45a39ce8ac9d43b10c25
work_keys_str_mv AT ramzyhsaihod predictionofreactionkineticofaldouraheavynaphthareformingprocessusinggeneticalgorithm
AT zaidoonmshakoor predictionofreactionkineticofaldouraheavynaphthareformingprocessusinggeneticalgorithm
AT abbasajawad predictionofreactionkineticofaldouraheavynaphthareformingprocessusinggeneticalgorithm
_version_ 1718400015259402240