Brad Roe Email and Phone Number

Ballistics & Grain Design Engineer, 2006 - present -Application of fundamental physical principles, interpretation of sub-scale and full-scale test data, data processing, statistical methods, and solid propellant grain design -Primary tasks include analysis of Space Shuttle RSRM and Ares I first stage motor performance -Act as primary motor performance analyst for Ares I first stage motor (RSRMV) -Developed numerous computer codes and first stage performance models for implementation in NASA-Marshall Space Flight Center (MSFC) integrated Ares I vehicle simulations -Acted as primary motor performance analyst for Ares I-X test flight involving coordination with NASA-MSFC, Langley Research Center, and Kennedy Space Center -Perform pre-flight and post-flight performance analyses of the Space Shuttle RSRM -Develop and perform optimization studies regarding propellant grain design and nozzle geometry -Present to ATK management, NASA analysts, and NASA upper management on a regular basis

-Created simulations demonstrating convective burning inside cracks of solid propellant-Studied stability of algorithms required to couple complex multi-physics codes-Derived analytical stability criterion for coupled thermal diffusion/convection problem-Developed 1-D fluid/solid/combustion code similar to 3-D CSAR code to facilitate stability study and as testbed for new concepts-Modified and tested 3-D explicit finite-element structural/thermal solver and 3-D explicit finite-volume Navier-Stokes fluid solver