- Air Force Office of Scientific Research (AFOSR) primary sponsor of BOLT (for Boundary Layer Transition) sounding rocket flight project as continuation of previous HIFiRE flights (1 & 5) - Sounding rockets provide cost-effective flight research tool - Study hypersonic BoLT on increasingly complex geometries - BOLT shape includes concave surfaces and swept leading edges - Two missions, two flights: - BOLT mission at Esrange, Sweden - Johns Hopkins University Applied Physics Laboratory as lead - Focus on transition onset measurements - Flew June 2021 (staging anomaly) - BOLT II mission at Wallops Flight Facility, Virginia - Texas A&M and CUBRC provide primary leadership - Focus on turbulence measurements - Flew March 2022 - Flight named in memory of Mike Holden - NASA’s support to both BOLT missions provided through the Hypersonic Technologies Project (HTP)


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    Title :

    Recent BOLT Discrete-Roughness Trip Results from the 20-Inch Mach 6 Tunnel


    Contributors:

    Conference:

    AIAA Science and Technology (SciTech) Forum and Exposition 2023 ; 2023 ; National Harbor, MD, US


    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English






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