## AE3401 Syllabus - Aerodynamics I - 2021 Regulation Anna University

AE3401

AERODYNAMICS I

LTPC

3003

COURSE OBJECTIVES:
• To introduce the concepts of mass, momentum and energy conservation relating to aerodynamics.
• To introduce the Navier Stroke equations and its application
• To make the student understand the concept of vorticity, irrotationality, theory of airfoil and wing sections.
• To introduce the basics of viscous flow.
• To make the student to understand the different boundary layers and Blasius Solution
• To introduce the basics of turbulence flow

UNIT I

INTRODUCTION TO LOW-SPEED FLOW

9

Euler equation, incompressible Bernoulli’s equation. circulation and vorticity, green’s lemma and Stoke’s theorem, barotropic flow, kelvin’s theorem, streamline, stream function, irrotational flow, potential function, Equipotential lines, elementary flows and their combinations.

UNIT II

TWO-DIMENSIONAL INVISCID INCOMPRESSIBLE FLOW

9

Ideal Flow over a circular cylinder, D’Alembert’s paradox, magnus effect, Kutta Joukowski’s theorem, starting vortex, Kutta condition, real flow over smooth and rough cylinder.

UNIT III

AIRFOIL THEORY

9

Cauchy-Riemann relations, complex potential, methodology of conformal transformation, Kutta- Joukowski transformation and its applications, thin airfoil theory and its applications.

UNIT IV

SUBSONIC WING THEORY

9

Vortex filament, Biot and Savart law, bound vortex and trailing vortex, horse shoe vortex, lifting line theory and its limitations.

UNIT V

INTRODUCTION TO BOUNDARY LAYER THEORY

9

Boundary layer and boundary layer thickness, displacement thickness, momentum thickness, energy thickness, shape parameter, boundary layer equations for a steady, two-dimensional incompressible flow, boundary layer growth over a flat plate, critical Reynolds number, Blasius solution, basics of turbulent flow.

TOTAL: 45 PERIODS

COURSE OUTCOMES: On completion of the course, the student is expected to be able to
CO1: Apply the basics physics for low-speed flows.
CO2: Apply the concept of 2D, inviscid incompressible flows in low-speed aerodynamics.
CO3: Solve lift generation problems using aerofoil theories.
CO4: Make use of lifting line theory for solving flow properties.
CO5: Solve the boundary layer equations for a steady, two-dimensional incompressible flow
CO6: Solve the properties of turbulent flow.

TEXT BOOKS:
1. Anderson, J.D., "Fundamentals of Aerodynamics", McGraw Hill Book Co., 2010
2. Houghton, E.L., and Caruthers, N.B., "Aerodynamics for Engineering students", Edward Arnold Publishers Ltd., London, 1989.
3. E Rathakrishnan, “Theoretical Aerodynamics”, John Wiley, NJ, 2013

REFERENCES:
1. Clancey, L J.," Aerodynamics", Pitman, 1986
2. John J Bertin., "Aerodynamics for Engineers", Pearson Education Inc, 2002
3. Kuethe, A.M and Chow, C.Y, “Foundations of Aerodynamics”, Fifth Edition, John Wiley & Sons, 2000.
4. Milne Thomson, L.H., "Theoretical Aerodynamics", Macmillan, 1985