Abstract
Part of the microgravity science to be conducted aboard the Shuttle (STS) involves combustion using solids, particles, and liquid droplets. The central experimental facts needed for characterization of premixed quiescent particle cloud flames cannot be adequately established by normal gravity studies alone. This paper describes the experimental results to date of acoustically mixing a prototypical particulate, lycopodium, in a 5 cm diameter by 75 cm long flame tube aboard a Learjet aircraft flying a 20-sec low-gravity trajectory. Photographic and light detector instrumentation combine to measure and characterize particle cloud uniformity.
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This paper is based on a presentation made in the symposium “Experimental Methods for Microgravity Materials Science Research” presented at the 1988 TMS-AIME Annual Meeting in Phoenix, Arizona, January 25-29, 1988, under the auspices of the ASM/MSD Thermo-dynamic Data Committee and the Material Processing Committee.
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Burns, R.J., Johnson, J.A. & Klimek, R.B. Mixing fuel particles for space combustion research using acoustics. Metall Trans A 19, 1931–1937 (1988). https://doi.org/10.1007/BF02645196
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DOI: https://doi.org/10.1007/BF02645196