Ignition delay times of methane and hydrogen highly diluted in carbon dioxide at high pressures up to 300 atm

J Shao, R Choudhary, DF Davidson, RK Hanson… - Proceedings of the …, 2019 - Elsevier
The need for more efficient power cycles has attracted interest in super-critical CO 2 (sCO 2)
cycles. However, the effects of high CO 2 dilution on auto-ignition at extremely high …

[HTML][HTML] The development of a chemical kinetic mechanism for combustion in supercritical carbon dioxide

JM Harman-Thomas, KJ Hughes, M Pourkashanian - Energy, 2022 - Elsevier
Direct fired supercritical CO 2 (sCO 2) power cycles allow for the combustion of gaseous
fuels under oxyfuel conditions with inherent carbon capture. As the CO 2 is captured …

Probing the Effects of NOx and SOx Impurities on Oxy-Fuel Combustion in Supercritical CO2: Shock Tube Experiments and Chemical Kinetic Modeling

RK Rahman, S Barak… - Journal of …, 2020 - asmedigitalcollection.asme.org
The direct-fired supercritical carbon dioxide cycles are one of the most promising power
generation methods in terms of their efficiency and environmental friendliness. Two …

Effect of co2 and its concentration variation on the ignition and combustion of diesel surrogate fuel: Optical experiments and numerical simulations

L Wang, Y Liu, J Wang, H Liu - Journal of the Energy Institute, 2023 - Elsevier
To investigate the influence of CO 2 on diesel ignition and combustion, an experimental
setup comprising a constant volume combustion chamber with optical channels was …

[HTML][HTML] Experimental and modelling study of syngas combustion in CO2 bath gas

JM Harman-Thomas, TA Kashif, KJ Hughes… - Fuel, 2023 - Elsevier
Syngas produced from coal and biomass gasification has been proposed as a potential fuel
for direct-fired supercritical power cycles. For instance, the Allam-Fetvedt cycle can offer …

A methane mechanism for oxy-fuel combustion: extinction experiments, model validation, and kinetic analysis

L Cai, S Kruse, D Felsmann, H Pitsch - Flow, Turbulence and Combustion, 2021 - Springer
While fuel combustion in oxygen-enriched environments provides a number of significant
advantages, such as reduced nitrogen oxide emissions and high carbon dioxide purity for …

Autoignition of methane and methane/hydrogen blends in CO2 bath gas

JM Harman-Thomas, TA Kashif, KJ Hughes… - Fuel, 2025 - Elsevier
Combustion in large dilutions of carbon dioxide (CO 2) has the potential to enable fossil fuel
combustion with 100% inherent carbon capture by simplifying the post-combustion carbon …

[HTML][HTML] Perspectives on oxy-fuel combustion for supercritical CO2 direct-fired power cycle

F Di Sabatino, BJ Connolly, OM Pryor… - Applications in Energy and …, 2024 - Elsevier
This paper explores the potential of oxy-fuel direct-fired supercritical carbon dioxide (sCO 2)
power cycles, proposing them as a promising strategy towards achieving near-total carbon …

Measurements of Density and Sound Speed in Mixtures Relevant to Supercritical CO2 Cycles

S Park, J Urso… - Journal of …, 2020 - asmedigitalcollection.asme.org
The objective of this research is to validate properties of mixtures relevant to supercritical
carbon dioxide (sCO2) power cycles. Direct-fired sCO2 cycles are a promising technology …

Numerical study on tri-fuel combustion: Ignition properties of the mixture of methane-hydrogen-diesel fuel

Z Han, J Fan, Y Shen, Q Liu, J Liu, J Fu - Aerospace Science and …, 2022 - Elsevier
The research on the multi-fuel combustion is of great significance for power machinery
especially rocket engines. In this study, the ignition characteristics of tri-fuel (TF) are studied …