Characterization of a new ultra-high pressure shock tube facility for combustion and propulsion studies

JJ Urso, C Kinney, AC Terracciano, S Barak… - Review of Scientific …, 2022 - pubs.aip.org
A new shock tube facility has been designed, constructed, and characterized at the
University of Central Florida. This facility is capable of withstanding pressures of up to 1000 …

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 …

Chemical Reaction CO+OH → CO2+H Autocatalyzed by Carbon Dioxide: Quantum Chemical Study of the Potential Energy Surfaces

AE Masunov, E Wait, SS Vasu - The Journal of Physical Chemistry …, 2016 - ACS Publications
The supercritical carbon dioxide medium, used to increase efficiency in oxy combustion
fossil energy technology, may drastically alter both rates and mechanisms of chemical …

Quantum chemical study of supercritical carbon dioxide effects on combustion kinetics

AE Masunov, EE Wait, AA Atlanov… - The Journal of Physical …, 2017 - ACS Publications
In oxy-fuel combustion, the pure oxygen (O2), diluted with CO2 is used as oxidant instead
air. Hence, the combustion products (CO2 and H2O) are free from pollution by nitrogen …

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 …

Molecular dynamics study of combustion reactions in a supercritical environment. Part 1: carbon dioxide and water force field parameters refitting and critical isotherms …

AE Masunov, AA Atlanov, SS Vasu - Energy & Fuels, 2016 - ACS Publications
The oxy-fuel–carbon dioxide combustion process is expected to drastically increase the
energy efficiency and enable easy carbon sequestration. In this technology, the combustion …

Potential Energy Surfaces for the Reactions of HO2 Radical with CH2O and HO2 in CO2 Environment

AE Masunov, AA Atlanov, SS Vasu - The Journal of Physical …, 2016 - ACS Publications
We report on potential energies for the transition state, reactant, and product complexes
along the reaction pathways for hydrogen transfer reactions to hydroperoxyl radical from …

Simulation of DME-O2 Combustion in a Hollow Cone Impinging Jet Combustor for Direct-Fired Supercritical CO2 Power Cycle

Z Fang, X Dong, Z Lyu, X Qiao, X Li… - Combustion Science …, 2024 - Taylor & Francis
Combustion is critical in the direct-fired supercritical CO2 power cycle. A hollow cone
impinging jet combustor is designed. Instead of methane, dimethyl ether is used as the fuel …

Measurements of Density and Sound Speed in Mixtures Relevant to sCO2 Power Cycles

S Park, J Urso… - … Expo: Power for …, 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 promising technology for …

A Computational Study on the Effect of Supercritical CO2 in a Combustor

V Nair, S Prabhu - Trends in Mechanical and Biomedical Design: Select …, 2021 - Springer
The ability of supercritical carbon dioxide (sCO 2) oxy-combustion power cycles like Allam
cycle to capture 99% of the carbon produced in combustion started gaining attraction …