HB-UGKS converts time-periodic rarefied gas flows into a block-coupled quasi-steady problem via Fourier harmonics and UGKS fluxes, delivering accurate results with speedups up to 9x on cavity test cases.
Chu, Kinetic-theoretic description of the formation of a shock wave, The Physics of Fluids 8 (1) (1965) 12–22
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A Time-Domain Harmonic Balance Unified Gas-Kinetic Scheme for Temporally Periodic Flows Across all Knudsen Regimes
HB-UGKS converts time-periodic rarefied gas flows into a block-coupled quasi-steady problem via Fourier harmonics and UGKS fluxes, delivering accurate results with speedups up to 9x on cavity test cases.