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- W1975635967 abstract "The purpose of this paper is to validate an unstructured 3D Euler flow solver, USER3D, against the experimental data and to compare it with a classical, structured, Euler solver, FLU3M of ONERA, on two different missile geometries at a Mach number of 2 and at various angles of attack up to 20 ° . The first geometry is a conventional missile with an ogive nose, a cylindrical body and four straight tail fins. The second geometry is a unconventional missile with a lenticular body and no tail fins. The present results are found to be in good agreement with these available results and the discrepancies observed between them are explained in detail. The present unstructured Euler code has proved to be accurate, fast and reliable for the aerodynamic design of conventional and unconventional missiles. Calculs Euler en maillage non structuré pour l'aérodynamique des missiles. L'objet de cet article concerne la validation d'un code Euler, non structuré, USER3D, appliqué à deux configurations de missile, pour un nombre de Mach égal à 2 et des incidences allant jusqu'à 20 ° . Des comparaisons avec des résultats expérimentaux, ainsi qu'avec des résultats obtenus par le code FLU3M de l'ONERA sont présentées. La première géométrie est relative à un missile conventionnel, ogive pointue et fuselage cylindrique muni de gouvernes à l'arrière. La seconde géométrie est représentative d'un missile équipé d'un fuselage de section lenticulaire. Les résultats obtenus sont dans l'ensemble en bon accord avec l'expérience et avec ceux du code FLU3M, les écarts observés étant expliqués en détail. Ce code Euler, non structuré, est précis, rapide, et semble bien adapté au dimensionnement aérodynamique de missiles de forme conventionnelle ou non." @default.
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- W1975635967 date "2000-10-01" @default.
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- W1975635967 title "Unstructured Euler solutions for missile aerodynamics" @default.
- W1975635967 doi "https://doi.org/10.1016/s1270-9638(00)01072-5" @default.
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