[American Institute of Aeronautics and Astronautics 51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition - Grapevine (Dallas/Ft. Worth Region), Texas ()] 51st AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition - Chemical Kinetic Model Reduction Based on Partially-Stirred Reactor Simulations with Comparable Chemical and Mixing Time Scales