A Study of the Finite Element Method for Aerodynamic Applications |
Common terms and phrases
accuracy accurate airfoil problem analysis approach approximate mapping arbitrary airfoil Argyris assumed asymptotic patching asymptotic solution boundary conditions calculated CDT's circle circular cylinder circumferential coefficients compressible flow constant derivatives triangle continuity equation contour integral convergence cylindrical coordinates density direction doublet DR₁ element influence matrix error evaluation exact solution Figure finite differences finite element method flow problems formulation geometry global influence matrix governing equation incompressible solution infinite domain associated irrotationality condition isolated bodies iterative step iterative variational integral Joukowski transformation kinetic energy Kutta condition Laplace Laplace's equation nodal points nodal values nodes/row Imai Ref number of nodes numerical solution obtained outer boundary outer contour perturbation Poisson equation potential flow present procedure pseudocircle R₁ R₂ radius region singularities solution domain solve stagnation point streamfunction subsonic supersonic transonic unbounded flow uniform flow variational principle velocity distribution velocity potential Vries wind tunnel ду