2.2.4.2 Nanometallic Fuel Additives Science & Technology Objective(s): Develop high energy density fuels with good combustion efficiency for high speed.

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Presentation transcript:

Nanometallic Fuel Additives Science & Technology Objective(s): Develop high energy density fuels with good combustion efficiency for high speed propulsion Improve understanding of combustion of nanometal fuel additives Enhanced Combustion with Nanoparticles: Nanotechnology Seitzman and Wang (Georgia Tech) Collaborations: Government - NASA Industry - Argonide Synergism with existing programs - Nanometal solid propellant combustion studies at high pressure ( psi) Proposed Approach: Combine nanoscale and microscale metal particles with a liquid to form a fuel gel that gives high combustion efficiency and a compact reaction zone Use JP fuel and burn at elevated pressure NASA Relevance/Impact: Reduce fuel tank size and combustor length for high speed propulsion systems Milestones/Accomplishments (2 Years): Production of JP/Al gels with different Al particle size distributions Characterization of gel combustion to identify enhanced combustion due to group particle interactions with nanoparticles Characterization of combustion efficiency through residual particle analysis

Gel Combustion Studies Seitzman and Wang, Georgia Tech Vent (P adjust) Gel Burn small samples of gels consisting of: –“conventional” Al particles and JP fuel –nano-Al particles and JP –mixtures of nano- and conventional Al Characterize “flame” length and residual particles psi 2000 fps Digital Camera to particle collection system Oxidizer (Gas)

Characterize nanometallic fuel additives and residual combustion particles (oxides & unburned Al) by high-resolution TEM Characterize chemical composition of the additives by analytical techniques –determine metal combustion efficiency Characterization of Nanometallic Fuel Additive Seitzman and Wang, Georgia Tech