Aerodynamics and Mechanics of Flight

Garant předmětu:

Přednášející:

Cvičící:

Předmět zajišťuje:

katedra elektrických pohonů a trakce

Anotace:

Subject clarifies substantial relations and effects of force influence of flowing fluid on surface of airfoil, wing or complete airplane at subsonic or supersonic airspeeds. Further, subject deals with basic tasks of airplane performance and necessary conditions for airplane stability and control.

Požadavky:

Osnova přednášek:

1.Property of gas, kinematics of flow field, fundamental equations of mechanics of fluid.

2.Fundamental equations of thermodynamics, measurement of airspeed, potential flow, lift.

3.Conformal transformation. Rotational flow, vortex. Navier-Stokes formula.

4.Dimensional analysis and similarity, laminar and turbulent flow.

5.Boundary layer. Airfoil nomenclature, aerodynamics forces and moments.

6.Thin airfoil theory, integral characteristics and effect of viscosity, families of airfoils.

7.Wing nomenclature, effects of finite span, lifting line theory, characteristics of wing.

8.Twisted wing. Devices for increasing of lift, harmful drag.

9.Subsonic compressible flow, compressibility corrections, transonic divergence.

10.Swept wing. Principles of stability and control.

11.Propulsion, theory of propeller, regimes of propeller, standard atmosphere.

12.Airplane performance (basic regimes of flight, some flight maneuvers).

13.Critical state of compressible fluid, normal and oblique shock waves, expansion waves.

14.Supersonic flow over airfoil and wing.

Osnova cvičení:

1.Flow of incompressible flow

2.Isoentropic flow, measurement of airspeed.

3.Potential flow, Kutta-Joukowski theorem.

4.Pressure distribution, Kutta condition, potential and real vortex.

5.Aerodynamics coefficients, aerodynamic tunnels.

6.Airfoils characteristics, airfoils families, panel method.

7.Induced parameters, Glauert method.

8.Mechanization of wing.

9.Correction of compressibility effect, critical airspeed.

10.Static a dynamic stability.

11.Propeller diagram, MSA.

12.Gliding flight, required and available thrust, range and endurance.

13.Climbing flight, ceiling, V-n diagram, steady horizontal turn, takeoff and landing.

14.Wave drag, assessment.

Cíle studia:

Studijní materiály:

[1]Anderson, J. D. Jr., : Fundamentals of Aerodynamics. McGraw-Hill, 2007

[2]Anderson, J. D. Jr., : Introduction to Flight. McGraw-Hill, New York, 2005.

[3]Phillips, W. F. : Mechanics of Flight. John Wiley & Sons, 2004.

[4]Bertin, J. J., : Aerodynamics for Engineers. Prentice-Hall, 2002.

[5]Brož, V. : Aerodynamika nízkých rychlostí. Vydavatelství ČVUT, 2001.

[6]Brož, V. : Aerodynamika vysokých rychlostí rychlostí. Vydavatelství ČVUT, 2001.

[7]Tichopád, V., : Letové výkony. Vydavatelství ČVUT, 2001.

Poznámka:

Rozsah výuky v kombinované formě studia: 14p+6s

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