33930 - Aerodynamics M

Academic Year 2017/2018

  • Teaching Mode: Traditional lectures
  • Campus: Bologna
  • Corso: Second cycle degree programme (LM) in Mechanical Engineering (cod. 0938)

Course contents

Introduction to the course. Recall of vector calculus and fluid mechanics.

International Standard Atmosphere

Bernoulli’s theorem for compressible fluids. Potential flows.

Three-dimensional flows: Flow araound a half body and a sphere.

Two-dimensional flows: functions of complex variable. Conformal mapping.

Complex potential and velocity. Potential of uniform stream. Blasius' formulas. Kutta-Joukowski theorem.

Potential of a Source, a Doublet and a vortex. Uniform stream around a circle. Lift. Joukowski’s Transformation. Flat plate, symmetric profile; general Joukowski profile.

Two-dimensional flows: Thin-airfoil theory.

Finite Wing: Horseshoe vortex. Lift, downwash velocity and induced drag. Wings with minimum induced drag.

Boudary layer’s equations: laminar boundary layer along a flat plate. Turbulent boundary layer along a flat plate. Separation of boundary layer.

Bluff bodies.

Compressible flows: subsonic and supersonic flows; linearized theory

Specific aerodynamic problems of motorcycles

Elements of dynamic similarity.


Readings/Bibliography

Mattioli, Aerodinamica, Ed. Levrotto & Bella

Houghton/Carpenter, Aerodynamics for engineering students, Ed. Arnold

Kuethe/Chow, Foundations of aerodynamics, Ed. Wiley

W.-H. Hucho, Aerodynamics of Road Vehicles, Ed. SAE

G. Buresti, Elements of Fluid Dynamics, Ed. ICP


Teaching methods

Lectures

Office hours

See the website of Gianbattista Scarpi