This Project Grant from the National Science Foundation's Engineering program (CFDA 47.041) provides $508,122 to San Diego State University Research Foundation from March 1, 2022 to February 28, 2027. The funding supports research into soot formation processes in elevated temperature flames, with the goal of developing new models to accurately capture soot behavior in higher temperature combustion regimes including rocket propulsion and emerging technologies. Specifically, the grantee will...
This $199,990 Project Grant award from the National Science Foundation's Engineering program (CFDA 47.041) supports a research study to develop a simple method for quantifying soot production rates of relevant fuels. The study aims to establish opposed jet gaseous diffusion flames doped with common jet and diesel fuel components, measure soot volume fraction through pyrometry, and numerically simulate the flame structure to accurately quantify soot production rates. The goal is to create a...
This $171,593 National Science Foundation project grant will fund research to indirectly measure combustion reaction rates through laminar flame speed measurements. The NSF Division of Chemical, Bioengineering, Environmental, and Transport Systems awarded this funding under the Engineering program (CFDA 47.041). California State University, Los Angeles will utilize a meso-scale diverging channel to measure laminar flame speeds of rich ethylene flames. These measurements taken at atmospheric...
This $354,405 Project Grant awarded by the National Science Foundation (NSF) Engineering program (CFDA 47.041) to Arizona State University aims to develop a modeling framework for large-eddy simulation of turbulent premixed flame in order to discover closure terms that describe combustion-induced energy backscatter. The research is expected to provide new subgrid-scale models that can accurately capture energy backscatter in turbulent premixed flame, which is critical for improving the...
The University of California, San Diego received a $304,256 Project Grant award from the National Science Foundation to conduct research titled "An Investigation of Bi-Directional Flame-Acoustic Interactions During Thermoacoustic Instabilities" from May 1, 2021 through April 30, 2024. The grant is part of the NSF Directorate for Engineering's Engineering program (CFDA 47.041), which aims to improve quality of life and economic strength through engineering research and education....
This Project Grant award from the National Science Foundation's (NSF) Engineering program (CFDA 47.041) will fund a study of a femtosecond-initiated continuous optical discharge for combustion applications. The $584,953 award, which runs from June 1, 2025 to May 31, 2030, aims to develop a non-intrusive, tunable plasma-based combustion control method for improving ignition, flame stability, and emissions control in engines. Key research objectives include experimental studies of plasma...
This National Science Foundation project grant of $318,990 will fund research at Marquette University from January 2023 through December 2025 to develop a state-of-the-art combustion simulation tool for modeling multicomponent fuel droplets in high-pressure engine environments. The tool aims to capture the impact of realistic fuel composition on soot formation with greater fidelity than existing surrogate approaches. As part of the NSF Engineering program (CFDA 47.041), the research seeks to...
This National Science Foundation (NSF) Project Grant award under CFDA program 47.041 (Engineering) provides funding of $200,222 to the University of Connecticut to quantify soot production rates from common jet and diesel fuel components. The 3-year project aims to establish opposed jet gaseous diffusion flames doped with pre-vaporized fuel components and measure soot volume fraction through pyrometry. Numerical simulations will complement the experimental work to accurately describe the flame...
The National Science Foundation (NSF) Division of Chemical, Bioengineering, Environmental, and Transport Systems awarded a $383,716 Project Grant to The Regents of the University of Colorado to improve understanding and predictive modeling of soot formation in wildfires. The 3-year project under the NSF Engineering program (CFDA 47.041) will utilize advanced experimental techniques to investigate the chemical precursors and growth mechanisms for soot particles emitted from the pyrolysis and...
This $200,000 National Science Foundation project grant supports the development of new diagnostic tools and combustion models for carbon-free fuels through the Engineering (CFDA 47.041) program. Funded from February 2022 through January 2024, the University of Texas at San Antonio will perform high-pressure absorption spectroscopy of ammonia combustion gases using an optical gas cell and shock tube. Thermodynamic models will predict absorbance spectra at temperatures and pressures relevant to...