Preliminary results of large-eddy simulations of the flow around a forward-swept wing are presented and compared to experimental data obtained in the wind tun- nel of the Dipartimento di Ingegneria Aerospaziale (Pisa). The numerical solver is based on a mixed finite-volume/finite-element formulation. A modified Roe scheme is employed for convective terms, together with the MUSCL method to increase the order of accuracy. An upwinding parameter, , directly controls the numerical diffusion, which is formed of fourth-order space derivatives. The eddy- viscosity Smagorinsky model and its dynamic version are used for the subgrid scale (SGS) terms in the LES equations.
Large-eddy simulation of the flow around a forward-swept wing at high angle of attack
CAMARRI, SIMONE;SALVETTI, MARIA VITTORIA;LOMBARDI, GIOVANNI
2001-01-01
Abstract
Preliminary results of large-eddy simulations of the flow around a forward-swept wing are presented and compared to experimental data obtained in the wind tun- nel of the Dipartimento di Ingegneria Aerospaziale (Pisa). The numerical solver is based on a mixed finite-volume/finite-element formulation. A modified Roe scheme is employed for convective terms, together with the MUSCL method to increase the order of accuracy. An upwinding parameter, , directly controls the numerical diffusion, which is formed of fourth-order space derivatives. The eddy- viscosity Smagorinsky model and its dynamic version are used for the subgrid scale (SGS) terms in the LES equations.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
