Aerospace engineering

Introduction, preliminary concepts, and thermodynamics Conservation laws (mass, momentum, and energy) Potential flows theory Thin airfoils theory Finite wing theory Incompressible boundary layers Basic elements of turbulence and compressible flows Quasi-1D flows Linearized velocity potential equation, Prandtl-Glauert correction, and Ackeret theory

Basic knowledge of math and physics.

Aerodinamica - Giorgio Graziani (Ed. 2010) Fundamentals of Aerodynamics - J.D. Anderson Fluidodinamica incomprimibile - Luigi Quartapelle

Blended. The video communication platform used is Microsoft Teams.

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Written test n. 1: 15 multiple-choice exercises in 90 minutes. Written test n. 2: 3 free answer exercises in 90 minutes. Oral test: the examination covers the entire course program.

Aerodinamica - Giorgio Graziani (Ed. 2010) Fundamentals of Aerodynamics - J.D. Anderson Fluidodinamica incomprimibile - Luigi Quartapelle

Blended. The video communication platform used is Microsoft Teams.

Kinematics: eulerian and lagrangian analysis. Streamlines, pathlines and streak lines. Laminar and turbulent flows. Substantial derivative. Control volumeapproach. Reynolds' theorem. Basic laws of fluid dynamics: mass, momentum and energy balance equations. Global and differential forms of the governing equations. Nondimensional form of the equations and relevant nondimensional parameters. Incompressible flow. Limit case for infinite Reynolds number. Euler equations. Introduction to boundary layer's theory. Potential flow: irrotational flow, velocity potential and streamfunction. Laplace and Bernoulli equations. Flow past semi-body and circular cylinder (with and without circulation). Kutta- Joukowsky's theorem. Flow past a wing section. Kutta condition. Wing sections: lift, drag, aerodynamic centre, centre of pressure. Influence of thickness, camber and attack angle. High lift devices. Finite wing: induced velocity and induced drag. Horse shoe vortex system. Elliptic distribution of circulation. Wing planforms. Compressible flow: speed of sound and Mach number. Disturbances propagation in subsonic and supersonic flow. Shock wave. Normal shock equations. Steady, quasi-1D flow: subsonic and supersonic nozzles. Supersonic wind tunnells. Wing sections in supersonic flow. Small disturbances linearized compressible potential equation. Ackeret theory for supersonic wing sections.

Analisi 1 Fisica 1

G. Graziani "Aerodinamica" casa editrice Universita' La Sapienza

face-to-face, except in exceptional cases provided by faculty/University rules by video conference

- Multiple choice test (90 min). A minumum score of 24/30 is required to access to the second test. - Written test with open questions (90 min). During the COVID emergency duration of the second test is 120 min.

J. Andrerson: Fundamentals of Aerodynamics - McGraw-Hill

Lectures with traditional didactics, supplemented by the presentation of short explanatory films, mainly containing experiments or documentation of phenomena. Teaching is supported by short exercises to be carried out in class.