4 papers
Buffet Alleviation via Linear Stability Adjoint
Rohit Sunil Kanchi, Sicheng He, Eirikur Jonsson +1
Transonic buffet, self--sustained shock and shear--layer oscillations, imposes hard limits on the cruise envelope of modern transport aircraft, and avoiding it is a primary design…
Modal-Centric Field Inversion via Differentiable Proper Orthogonal Decomposition
Rohit Sunil Kanchi, Sicheng He
Inverse problems in computational physics often require matching high-dimensional spatio-temporal fields, leading to prohibitive computational costs and ill-conditioned optimizatio…
UniFoil: A Universal Dataset of Airfoils in Transitional and Turbulent Regimes for Subsonic and Transonic Flows
Rohit Sunil Kanchi, Benjamin Melanson, Nithin Somasekharan +2
We present UniFoil, a large publicly available universal airfoil dataset based on Reynolds-averaged Navier-Stokes (RANS) simulations. It contains over 500,000 samples spanning a wi…
Differentiable Singular Value Decomposition
Rohit Kanchi, Sicheng He
Singular value decomposition is widely used in modal analysis, such as proper orthogonal decomposition and resolvent analysis, to extract key features from complex problems. SVD de…