[HTML][HTML] Comprehensive kinetic study of combustion technologies for low environmental impact: MILD and OXY-fuel combustion of methane

G Bagheri, E Ranzi, M Pelucchi, A Parente… - Combustion and …, 2020 - Elsevier
The development of processes with near-zero emissions such as MILD, flameless, and OXY-
fuel combustion are of great interest in various energy scenarios. The assessment and …

Measurements and interpretation of shock tube ignition delay times in highly CO2 diluted mixtures using multiple diagnostics

O Pryor, S Barak, B Koroglu, E Ninnemann… - Combustion and …, 2017 - Elsevier
Common definitions for ignition delay time are often hard to determine due to the issue of
bifurcation and other non-idealities that result from high levels of CO 2 addition. Using high …

Ignition Delay Times of Oxy-Syngas and Oxy-Methane in Supercritical CO2 Mixtures for Direct-Fired Cycles

S Barak, O Pryor, E Ninnemann… - … for Gas Turbines …, 2020 - asmedigitalcollection.asme.org
The direct-fired supercritical CO2 (sCO2) cycles promise high efficiency and reduced
emissions while enabling complete carbon capture. However, there is a severe lack of …

High-Speed Imaging and Measurements of Ignition Delay Times in Oxy-Syngas Mixtures With High CO2 Dilution in a Shock Tube

S Barak, O Pryor, J Lopez… - … for Gas Turbines …, 2017 - asmedigitalcollection.asme.org
In this study, syngas combustion was investigated behind reflected shock waves in order to
gain insight into the behavior of ignition delay times and effects of the CO2 dilution. Pressure …

High-Pressure Oxy-Syngas Ignition Delay Times With CO2 Dilution: Shock Tube Measurements and Comparison of the Performance of Kinetic Mechanisms

S Barak, E Ninnemann… - … for Gas Turbines …, 2019 - asmedigitalcollection.asme.org
In this study, syngas combustion was investigated behind reflected shock waves in CO2
bath gas to measure ignition delay times (IDT) and to probe the effects of CO2 dilution. New …

Experimental and numerical investigation of vitiation effects on the auto-ignition of n-heptane at high temperatures

D Zhang, Y Wang, C Zhang, P Li, X Li - Energy, 2019 - Elsevier
The ground test in wind-tunnel with high temperatures plays an important role in the
scramjet design and refinement. To simulate supersonic flight conditions, combustion …

High temperature infrared absorption cross sections of methane near 3.4 µm in Ar and CO2 mixtures

B Koroglu, S Neupane, O Pryor, RE Peale… - Journal of Quantitative …, 2018 - Elsevier
The absorption cross-sections of CH 4 at two wavelengths in the mid-IR region: λ peak=
3403.4 nm and λ valley= 3403.7 nm were measured. Data were taken using three different …

Shock Tube and Kinetic Study on the Effects of CO2 on Dimethyl Ether Autoignition at High Pressures

N Djordjevic, M Rekus, J Vinkeloe, L Zander - Energy & Fuels, 2019 - ACS Publications
First-stage and overall ignition delay times of dimethyl ether (DME) were measured in a high-
pressure shock tube for various mixtures containing high amounts of CO2. The data are …

Adiabatic laminar burning velocities of C3H8-O2-CO2 and C3H8-O2-N2 mixtures at ambient conditions-PART I: Experimental and numerical study

J Zhou, G Liu, Z Wang, W Yang, J Liu, K Cen - Fuel, 2020 - Elsevier
This study and its companion paper presents a comprehensive study of laminar premixed
flames of propane under oxy-fuel and oxygen-enrichment conditions for the first time …

Ignition delay times of syngas and methane in sCO2 diluted mixtures for direct-fired cycles

S Barak, O Pryor, E Ninnemann… - … Expo: Power for …, 2019 - asmedigitalcollection.asme.org
In this study, a shock tube is used to investigate combustion tendencies of several fuel
mixtures under high carbon dioxide dilution and high fuel loading. Individual mixtures of oxy …