The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures

The ignition and combustion of three-component methane–hydrogen biofuel mixtures, considered as prospective fuels, were experimentally and numerically studied. Ignition delays in argon-diluted methane–hydrogen mixtures partially substituted with methanol or dimethyl ether were measured behind reflec...

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Main Authors: Alexander Drakon, Alexander Eremin
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Fire
Subjects:
Online Access:https://www.mdpi.com/2571-6255/6/12/460
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author Alexander Drakon
Alexander Eremin
author_facet Alexander Drakon
Alexander Eremin
author_sort Alexander Drakon
collection DOAJ
description The ignition and combustion of three-component methane–hydrogen biofuel mixtures, considered as prospective fuels, were experimentally and numerically studied. Ignition delays in argon-diluted methane–hydrogen mixtures partially substituted with methanol or dimethyl ether were measured behind reflected shock waves in a temperature range of 1050–1900 K at pressures of 3.5–5.5 bar. The obtained results were used for validation of modern kinetic mechanisms for hydrocarbons combustion. Numerical modeling of the combustion of the considered fuels in air at elevated pressures and temperatures was carried out, simulating typical engine compressed conditions, and the dependencies of key parameters such as flame velocity and temperature on fuel composition were obtained. The results of the study can be used in developing new energy technologies, reducing the environmental impact of hydrocarbon combustion.
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spelling doaj.art-675fd900cdf84aeeb80ad8b4f065e73b2023-12-22T14:08:04ZengMDPI AGFire2571-62552023-12-0161246010.3390/fire6120460The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen MixturesAlexander Drakon0Alexander Eremin1Joint Institute for High Temperatures RAS, 125412 Moscow, RussiaJoint Institute for High Temperatures RAS, 125412 Moscow, RussiaThe ignition and combustion of three-component methane–hydrogen biofuel mixtures, considered as prospective fuels, were experimentally and numerically studied. Ignition delays in argon-diluted methane–hydrogen mixtures partially substituted with methanol or dimethyl ether were measured behind reflected shock waves in a temperature range of 1050–1900 K at pressures of 3.5–5.5 bar. The obtained results were used for validation of modern kinetic mechanisms for hydrocarbons combustion. Numerical modeling of the combustion of the considered fuels in air at elevated pressures and temperatures was carried out, simulating typical engine compressed conditions, and the dependencies of key parameters such as flame velocity and temperature on fuel composition were obtained. The results of the study can be used in developing new energy technologies, reducing the environmental impact of hydrocarbon combustion.https://www.mdpi.com/2571-6255/6/12/460hydrogenmethanemethanoldimethyl etherignition
spellingShingle Alexander Drakon
Alexander Eremin
The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
Fire
hydrogen
methane
methanol
dimethyl ether
ignition
title The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
title_full The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
title_fullStr The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
title_full_unstemmed The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
title_short The Influence of Biofuels Addition on Shock-Induced Ignition and Combustion of Methane–Hydrogen Mixtures
title_sort influence of biofuels addition on shock induced ignition and combustion of methane hydrogen mixtures
topic hydrogen
methane
methanol
dimethyl ether
ignition
url https://www.mdpi.com/2571-6255/6/12/460
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