Introduction to Aerospace Engineering

Course Objectives

Student will study this course to gather knowledge about the atmospheric condition with change in altitude, different component and its functions of aircraft, basic working principles of flight and different types of engine

Learning Outcomes

Learn the Atmospheric parameter changes with altitude
Ability to identify the types & classifications of components and control systems
An ability to differentiate the types of fuselage and constructions.
Understand the basic concepts of flight
Different types of Engines and working principles

Course Syllabus

Module I: Aerospace vehicle and atmosphere (3hrs)

Introduction to aerospace engineering, Different aerospace vehicle / airship, Atmosphere,

Practice- Write a program using python and draw a graph for variation of temperature, pressure and density with variation of altitude within troposphere and stratosphere.

Module II: Airplane and their main element (5hrs)

Fuselage, Wing, Empennage, Propulsion,

General aviation-Purposes, history, Deferent configuration,

Commercial Aircraft- Purposes, history, Deferent configuration,

Military Aircraft- Purposes, history, Deferent configuration,

Practice- Draw 3-view diagram of commercial aircraft (Cessna 152) using Dassault system

Module III: Basic Aerodynamics (5hrs)

Incompressible flow, Lagrangian method, Eulerian method

Continuity, momentum equations

Bernoulli’s Equation and Conda Effect

Compressible flow and Mach No

Module IV: Forces and moment on aircraft (6hrs)

Aerodynamic Forces and its dependencies, force Equilibrium, Lift and Drag description,

Airfoil, Angle of attack, Bernoulli effect, Equation of lift and drag, Cl-alfa curve,

3D wing: Lift, Drag, Force distribution over wing, Down wash and induced drag, Wing tip, Wing configuration,

High Lift Devices, Flap and Slat, deferent types of flap, Spoiler,

Turbulence and Stall: Laminar and turbulent Flow, Its impact on airfoil, Stall, 3D stall,

Practice- Find the lift and drag of 2 D airfoil (NACA 0012) at 2 degree angle of attack using Dassault system

Module V: Airplane Propulsion (5hrs)

Jet Engine Properties: Definition and overview, Component, Different type,

Inlets: Overview, Supersonic inlet, Different example,

Compressors: Overview, Types, Working principle,

Turbine and Nozzle: Overview, Afterburner,

Compressors: Multistage compressor in jet engine

Turbojet and Turbofan review: working principle, advantages and disadvantages

Practice- Study the difference between Turbojet and Turbofan engine.

Module VI: Introduction to Flight Mechanics (5hrs)

Center of Gravity, variation of Center of Pressure with angle of attack

Aerodynamics Center, Stability

Control surface and maneuver: Overview, all the moments and Rotational axis, primary control surface, maneuvering, Aileron, Elevator and Rudder.

Practice- Find out Cl, Cd and Cl/Cd at different angle of attack using Dassault system

Module VII: Unmanned Aerial Vehicles (2hrs)

Classifications of UAVs and application, Basic working principle, military, government, Civil

Text Books:

Anderson, J.D., Introduction to Flight, McGraw-Hill; 8th edition , 2015
A. Brandt, Introduction to aeronautics: A design perspective, 2nd edition, AIAA Education Series, 2004.

Reference Books:

Kermode, A.C. Flight without Formulae, Pearson Education; Eleven edition, 2011
L J Clancy: Aerodynamics

Source of reference; Udemy, NPTL

NPTL- https://nptel.ac.in/courses/101/101/101101079/

Udemy - “Aerospace Engineering: Aircraft Fundamentals and Advanced”

Session Plan

Session 1

Aerospace engineering, Aerospace vehicle / airship

https://www.youtube.com/watch?v=STYw2OTOveY

https://www.youtube.com/watch?v=Y4H47heaWXw

Session 2

Layer of earth Atmosphere

https://www.youtube.com/watch?v=DftEDVzGnMg

Layers of the Earth's Atmosphere and student worksheet with answer key

Standard atmosphere

Session 3

Calculation of atmospheric parameter for stratosphere and troposphere

https://nptel.ac.in/courses/101/101/101101079/

Session 4 and 5

Practice- Write a program and draw a graph for variation of temperature, pressure and density with variation of altitude within troposphere and stratosphere.