Mountain View, California, United States
Aerospace Engineer with a focus on Computational Fluid Dynamics for aircraft, rotorcraft, and rockets. Specialties: Computational Fluid Dynamics, CAD, design optimization, analysis
Aerodynamics Engineer focused on Computational Fluid Dynamics analysis. Tasks include utilizing CFD analysis the design of the demonstrator, which includes grid generation, running CFD simulations, and tool chain development.
Contractor for NASA Ames Research Center, NASA Advanced Supercomputing Division. Work includes performing computational fluid dynamics analysis, including computing aerodynamic, thermal, and acoustic loads on for airplane and rockets. Projects include: Space Launch System Aerodynamics Group - Develop various aerodynamic databases using multiple CFD codes with different levels of fidelity and mesh paradigms for the Artemis I and Artemis II during ascent and booster separation using CFD. - Validated and substantiated CFD analysis by comparing against multiple wind tunnel results. - Evaluated wind tunnel data from multiple tests and multiple CFD code results, to create a combined aerodynamic database comprised of both experimental wind tunnel data and computational CFD data, and its accompanying uncertainty estimates. - Created tools utilizing multiple coding languages and multiple software packages to support the SLS’s modeling simulation and analysis needs. Juncture Flow Experiment Model Design Group - Provide design recommendations by performing CFD (Overflow RANS) simulations and analysis to support quick turnarounds. - Managed a risk reduction experiment to ascertain whether certain flow features present in simulations were measurable in the wind tunnel experiment. - Developed robust and efficient scripted methods to automate the pre- and post-processing on the HPC computing cluster Pleiades. Large Civil Tilt Rotor II - Devised two approaches for a tilt rotor blade design by integrating multiple software packages into an optimization framework through perl, python, and shell scripts. - Developed a method to increase database generation efficiency, allowing the NAS Pleiades supercomputer to run 18,000+ simulations simultaneously with automatic error checking.
Contractor for NASA Ames Research Center, NASA Advanced Supercomputing Division. Work includes performing computational fluid dynamics analysis for airplane and rockets. Projects Included: Ares I Aerodynamics - Performed pre-processing for the Ares I Crew Launch Vehicle simulation during stage separation. - Compared plume impingement CFD simulations to experimental results to better understand the accuracy of the Ares I CFD simulations. - Proved systematic errors were present in the calibration method used on the Ares I CLV wind tunnel data through CFD simulations. - Presented findings in a series of papers at the 49th AIAA Aerospace Sciences Meeting in 2011. High Lift Prediction Workshop - Participated in the joint NASA Ames/Boeing entry in the AIAA High Lift Prediction Workshop in 2010. - Identified the hysteresis effects present in the simulation procedure, which produced erroneous data.
- Developed a miniature, unmanned autonomous vehicle that set the world altitude record of 7,142 feet. - Designed and fabricated the composite wing and fuselage using a combination of CFD and CAD tools. - Utilized a multidisciplinary design optimization approach that included both fluid and structure models, to maximize the performance of the miniature UAV.
Aerospace Engineer, Computational Fluid Dynamics, NASA Advanced Supercomputing Division