642 research outputs found

    Modular Implementation of a Hybrid DSMC-NS Algorithm for Hypersonic Non-Equilibrium Flows

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/76683/1/AIAA-2007-613-871.pd

    Effects of Rotational Energy Relaxation in a Modular Particle-Continuum Method

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/90623/1/AIAA-50720-713.pd

    Multiscale Particle-Continuum Simulations of Hypersonic Flow over a Planetary Probe

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/76410/1/AIAA-37319-396.pd

    Hybrid Particle-Continuum Simulations of Low Knudsen Number Hypersonic Flows

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/76429/1/AIAA-2007-3892-932.pd

    Multiscale lattice Boltzmann approach to modeling gas flows

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    For multiscale gas flows, kinetic-continuum hybrid method is usually used to balance the computational accuracy and efficiency. However, the kinetic-continuum coupling is not straightforward since the coupled methods are based on different theoretical frameworks. In particular, it is not easy to recover the non-equilibrium information required by the kinetic method which is lost by the continuum model at the coupling interface. Therefore, we present a multiscale lattice Boltzmann (LB) method which deploys high-order LB models in highly rarefied flow regions and low-order ones in less rarefied regions. Since this multiscale approach is based on the same theoretical framework, the coupling precess becomes simple. The non-equilibrium information will not be lost at the interface as low-order LB models can also retain this information. The simulation results confirm that the present method can achieve model accuracy with reduced computational cost

    Progress and Future Prospects for Particle-Based Simulation of Hypersonic Flow

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/106455/1/AIAA2013-2613.pd

    Hybrid Particle-Continuum Simulations of Hypersonic Flow Over a Hollow-Cylinder-Flare Geometry

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/77198/1/AIAA-36681-416.pd

    Extension of a Modular Particle-Continuum Method to Vibrationally Excited, Hypersonic Flows

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/90632/1/AIAA-55681-143.pd

    Incorporating Vibrational Excitation in a Hybrid Particle-Continuum Method

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/77176/1/AIAA-2008-4106-794.pd
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