Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines

Internal combustion engines face increased market, societal, and governmental pressures to improve performance, requiring researchers to utilize modeling tools capable of a thorough analysis of engine performance. Heat release is a critical aspect of internal combustion engine diagnostic analysis, b...

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Main Authors: Christopher Depcik, Jonathan Mattson, Shah Saud Alam
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/6/2514
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author Christopher Depcik
Jonathan Mattson
Shah Saud Alam
author_facet Christopher Depcik
Jonathan Mattson
Shah Saud Alam
author_sort Christopher Depcik
collection DOAJ
description Internal combustion engines face increased market, societal, and governmental pressures to improve performance, requiring researchers to utilize modeling tools capable of a thorough analysis of engine performance. Heat release is a critical aspect of internal combustion engine diagnostic analysis, but is prone to variability in modeling validity, particularly as engine operation is pushed further from conventional combustion regimes. To that end, this effort presents a comprehensive open-source, zero-dimensional equilibrium heat release model. This heat release analysis is based on a combined mass, energy, entropy, and exergy formulation that improves upon well-established efforts constructed around the ratio of specific heats. Furthermore, it incorporates combustion using an established chemical kinetics mechanism to endeavor to predict the global chemical species in the cylinder. Future efforts can augment and improve the chemical kinetics reactions for specific combustion conditions based on the radical pyrolysis of the fuel. In addition, the incorporation of theoretical calculations of energy and exergy based on the change in chemical species allows for cross-checking of combustion model validity.
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spelling doaj.art-556356a6c44d4d8d8e1950734f72be6c2023-11-17T10:47:11ZengMDPI AGEnergies1996-10732023-03-01166251410.3390/en16062514Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion EnginesChristopher Depcik0Jonathan Mattson1Shah Saud Alam2Department of Mechanical Engineering, University of Kansas, 3138 Learned Hall, 1530 W. 15th Street, Lawrence, KS 66045, USADepartment of Mechanical Engineering, University of Kansas, 3138 Learned Hall, 1530 W. 15th Street, Lawrence, KS 66045, USADepartment of Mechanical Engineering, University of Kansas, 3138 Learned Hall, 1530 W. 15th Street, Lawrence, KS 66045, USAInternal combustion engines face increased market, societal, and governmental pressures to improve performance, requiring researchers to utilize modeling tools capable of a thorough analysis of engine performance. Heat release is a critical aspect of internal combustion engine diagnostic analysis, but is prone to variability in modeling validity, particularly as engine operation is pushed further from conventional combustion regimes. To that end, this effort presents a comprehensive open-source, zero-dimensional equilibrium heat release model. This heat release analysis is based on a combined mass, energy, entropy, and exergy formulation that improves upon well-established efforts constructed around the ratio of specific heats. Furthermore, it incorporates combustion using an established chemical kinetics mechanism to endeavor to predict the global chemical species in the cylinder. Future efforts can augment and improve the chemical kinetics reactions for specific combustion conditions based on the radical pyrolysis of the fuel. In addition, the incorporation of theoretical calculations of energy and exergy based on the change in chemical species allows for cross-checking of combustion model validity.https://www.mdpi.com/1996-1073/16/6/2514internal combustion engineheat releasechemical kineticsperformancesimulationzero-dimensional
spellingShingle Christopher Depcik
Jonathan Mattson
Shah Saud Alam
Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
Energies
internal combustion engine
heat release
chemical kinetics
performance
simulation
zero-dimensional
title Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
title_full Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
title_fullStr Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
title_full_unstemmed Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
title_short Open-Source Energy, Entropy, and Exergy 0D Heat Release Model for Internal Combustion Engines
title_sort open source energy entropy and exergy 0d heat release model for internal combustion engines
topic internal combustion engine
heat release
chemical kinetics
performance
simulation
zero-dimensional
url https://www.mdpi.com/1996-1073/16/6/2514
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AT jonathanmattson opensourceenergyentropyandexergy0dheatreleasemodelforinternalcombustionengines
AT shahsaudalam opensourceenergyentropyandexergy0dheatreleasemodelforinternalcombustionengines