Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation

In this study an exhaust gas recirculation system was developed for a small single cylinder 4-stroke engine. Then the mathematical models to correlate responses as the engine emissions and performance characteristics to the factors, include engine load, engine speed, EGR rate and biodiesel fuel perc...

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Main Authors: Jaliliantabar, Farzad, Ghobadian, B., Najafi, G., R., Mamat, Carlucci, Antonio Paolo
Format: Article
Language:English
Published: Elsevier 2019
Subjects:
Online Access:http://umpir.ump.edu.my/id/eprint/26102/1/Multi-objective%20NSGA-II%20optimization%20of%20a%20compression%20ignition%20.pdf
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author Jaliliantabar, Farzad
Ghobadian, B.
Najafi, G.
R., Mamat
Carlucci, Antonio Paolo
author_facet Jaliliantabar, Farzad
Ghobadian, B.
Najafi, G.
R., Mamat
Carlucci, Antonio Paolo
author_sort Jaliliantabar, Farzad
collection UMP
description In this study an exhaust gas recirculation system was developed for a small single cylinder 4-stroke engine. Then the mathematical models to correlate responses as the engine emissions and performance characteristics to the factors, include engine load, engine speed, EGR rate and biodiesel fuel percent, were developed. Finally, by using the developed models and NSGA-II (Non-dominated Sorting Genetic Algorithm II) method, the factors were optimized. The highest decrease in NOx emissions while using the biodiesel and EGR is 63.76% with B10 fuel blend (10% biodiesel fuel and 90% diesel fuel blend by volume) and 30% EGR rate. The highest reduction in HC emission levels while using EGR and biodiesel simultaneously, has been 54.05%. The adjusted R2 of the proposed model for the CO, HC, NOx, Power, BSFC and smoke were 0.94, 0.91, 0.88, 0.95, 0.89 and 0.94, respectively. Results of the optimization of the engine factors with NSGA-II method has been satisfactory and the pareto front for different test conditions was proposed. The outcomes of the study revealed that the optimization should be taken into account in the development of the new policy for using of the biofuel in the internal combustion engines.
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spelling UMPir261022019-11-27T03:26:45Z http://umpir.ump.edu.my/id/eprint/26102/ Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation Jaliliantabar, Farzad Ghobadian, B. Najafi, G. R., Mamat Carlucci, Antonio Paolo TJ Mechanical engineering and machinery TL Motor vehicles. Aeronautics. Astronautics In this study an exhaust gas recirculation system was developed for a small single cylinder 4-stroke engine. Then the mathematical models to correlate responses as the engine emissions and performance characteristics to the factors, include engine load, engine speed, EGR rate and biodiesel fuel percent, were developed. Finally, by using the developed models and NSGA-II (Non-dominated Sorting Genetic Algorithm II) method, the factors were optimized. The highest decrease in NOx emissions while using the biodiesel and EGR is 63.76% with B10 fuel blend (10% biodiesel fuel and 90% diesel fuel blend by volume) and 30% EGR rate. The highest reduction in HC emission levels while using EGR and biodiesel simultaneously, has been 54.05%. The adjusted R2 of the proposed model for the CO, HC, NOx, Power, BSFC and smoke were 0.94, 0.91, 0.88, 0.95, 0.89 and 0.94, respectively. Results of the optimization of the engine factors with NSGA-II method has been satisfactory and the pareto front for different test conditions was proposed. The outcomes of the study revealed that the optimization should be taken into account in the development of the new policy for using of the biofuel in the internal combustion engines. Elsevier 2019-11-15 Article PeerReviewed pdf en http://umpir.ump.edu.my/id/eprint/26102/1/Multi-objective%20NSGA-II%20optimization%20of%20a%20compression%20ignition%20.pdf Jaliliantabar, Farzad and Ghobadian, B. and Najafi, G. and R., Mamat and Carlucci, Antonio Paolo (2019) Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation. Energy, 187. pp. 1-2. ISSN 0360-5442 (Print), 1873-6785 (Online). (Published) https://doi.org/10.1016/j.energy.2019.115970 https://doi.org/10.1016/j.energy.2019.115970
spellingShingle TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
Jaliliantabar, Farzad
Ghobadian, B.
Najafi, G.
R., Mamat
Carlucci, Antonio Paolo
Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title_full Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title_fullStr Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title_full_unstemmed Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title_short Multi-objective NSGA-II optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
title_sort multi objective nsga ii optimization of a compression ignition engine parameters using biodiesel fuel and exhaust gas recirculation
topic TJ Mechanical engineering and machinery
TL Motor vehicles. Aeronautics. Astronautics
url http://umpir.ump.edu.my/id/eprint/26102/1/Multi-objective%20NSGA-II%20optimization%20of%20a%20compression%20ignition%20.pdf
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