03.1 - Aerodynamics – CFD Methods and Validation
AN ADAPTIVE AND PARAMETER-FREE SLOPE LIMITER FOR UNSTRUCTURED COMPRESSIBLE FLOW SOLVER
G. Wang¹, Z.-K. Liu¹, T.-Y. Lin¹, H.-Y. Wang¹; ¹Northwestern Polytechnical University, China
Using pressure/Mach fluctuations and interface pressure gradients, the proposed parameter-free adaptive slope limiter dynamically adjusts limiting strength: reduces dissipation in smooth regions, suppresses oscillations at discontinuities, and improves stability, convergence, and drag/heat-flux accuracy.
DOI: 10.71945/icas2026_0241