Shock tube investigation of high-temperature, extremely-rich oxidation of several co-optima biofuels for spark-ignition engines

RK Rahman, S Barak, SW Wagnon, G Kukkadapu… - Combustion and …, 2022 - Elsevier
To reduce the reliance on fossil fuels in the transportation sector and increase combustion
efficiency, the Co-Optima initiative from US Department of Energy identified the top 10 …

Distortion of expanding n-heptane flames at high unburned-gas temperatures behind reflected shocks

AJ Susa, RK Hanson - Combustion and Flame, 2022 - Elsevier
Abstract Simultaneous, dual-perspective, high-speed imaging is used to provide new insight
into the morphology of flames generated at high unburned-gas temperatures behind …

Ignition delay times of n-butane and i-butane under O2/CO2 atmospheres: Shock tube experiments and kinetic model

C Peng, C Zou, W Xia, Q Lin, J Luo, H Shi, L Lu… - Combustion and …, 2021 - Elsevier
Pressurized oxy-fuel combustion is deemed an advanced oxy-fuel combustion technique
due to the lower cost and little decrease in the generating efficiency compared to …

[PDF][PDF] High-speed imaging studies of flames in a shock tube: refined techniques and new applications

AJ Susa - 2022 - researchgate.net
Developed through the combination of two preexisting methods—a shock tube acting as an
impulse heater and a flame speed measurement from a spherically expanding flame—the …

Ignition delay and chemical–kinetic modeling of undiluted mixtures in a high‐pressure shock tube: Nonideal effects and comparative uncertainty analysis

L Zander, J Vinkeloe… - International Journal of …, 2021 - Wiley Online Library
High‐pressure shock tube ignition delay data are essential for fuel characterization and for
the validation and optimization of chemical–kinetic models. Therefore, it is crucial that …

DME-Propane Ignition Delay Time Measurements at Mixing Controlled Compression Ignition Engine-Relevant Conditions

ZP Mohammed, RK Rahman, M Pierro, J Urso, S Vasu - 2023 - sae.org
The blend of dimethyl ether (DME, CH3OCH3) and propane (C3H8) is a potentially
renewable fuel mixture that has the potential to replace diesel in compression ignition …

Simultaneous side-wall-schlieren and-emission imaging of autoignition phenomena in conventional and constrained-reaction-volume shock-tube experiments

AJ Susa, RK Hanson - Proceedings of the Combustion Institute, 2023 - Elsevier
Simultaneous schlieren and emission imaging through the side wall of a round shock tube is
reported for application to experimental autoignition studies. A round, optically accessible …

Direct measurement of reaction rate for decomposition of diisopropyl methylphosphonate at high temperature using shock tube and laser absorption

RK Rahman, J Higgs, E Ninnemann… - … Journal of Chemical …, 2022 - Wiley Online Library
Diisopropyl methylphosphonate (DIMP) is an organophosphorus compound used as a
simulant for the chemical weapon Sarin. One of the means of destruction of Sarin is …

High-Fuel Loading Ignition Delay Time Characterization of Hydrogen/Natural Gas/Ammonia at Gas Turbine-Relevant Conditions Inside a High-Pressure Shock Tube

M Pierro, J Urso, C Kinney… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
This study explores the combustion characterization of high-fuel percentage, air-diluted
mixtures of H2 mixed with natural gas (NG) as well as mixtures of H2 and NH3 at …

Dual-camera high-speed imaging of n-hexane oxidation in a high-pressure shock tube

M Figueroa-Labastida, TA Kashif, A Farooq - Combustion and Flame, 2023 - Elsevier
Shock tubes are widely used in the study of chemical kinetics. Its benefits rely on the almost
ideal shock-heating process that provides high temperatures and pressures to a chemical …