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ISAE-SUPAERO

Flight mechanics - The basis

More than one century after the Wright brothers' first flight, the flight still defy our intuition. You will learn here how to name the different parts of the airplane and how to describe and quantify its geometry. For that, we need now to share a precise vocabulary to describe the airplane's movement and attitude in space, and a refresher on basic general mechanic principles. You will remind how Newton's 2nd law allows you to determine what force must be applied on an apple - or on an airplane, to modify the magnitude and direction of its speed. Coming back on the concepts of kinetic energy and potential energy, you will discover the very useful concept of total height and you will be able to explain how an airplane can quickly exchange speed for altitude, while changes in total height are much slower. In the end, you will discover that only a very small number of forces apply on an airplane in flight and that you will be able to classify those that change its energy state and those that modify its trajectory. You will discover the concept of load factor and understand why the pilot of a combat aircraft can feel a weight nine-time greater than his actual weight! Finally, we will establish the lift and propulsion equations, that form the basis of flight mechanics, and you will be able to compute the lift and thrust necessary to follow a given trajectory at a given speed. This course is for anybody interested in learning more about how planes work, the physics of flying, or flight mechanics. It will be of particular interest to undergraduate students in aerospace engineering, trainees as well as senior pilots, journalists, and professionals in the aeronautics sector. Although some mathematical formalism may be present sometimes. It is always doubled by sketches, figures, and hands-explanations. So that, anybody can skip the formulas without losing the core understanding of the concepts. No apples were harmed in the making of this course... This course is only a foretaste of the mechanics of flight. ISAE-SUPAERO and Eric Poquillon will offer you other courses and the first specialization in autumn 2021. Initially, three courses will be published to answer several questions: Can we fly as high as we want? What is a stall? Why do some planes have propellers and others have jet engines? Is an airplane always stable? How do you control an airplane following an engine failure? All this and more will be covered in this series of flight mechanics courses. This course is a part of the specialization "Fundamentals of Flight mechanics".

Status: Engineering Calculations
Status: Engineering Analysis
BeginnerCourse7 hours

Featured reviews

JS

5.0Reviewed Jan 3, 2022

T​he videos were extremely concise, and I felt I really learned a lot from this course. Although I'm 13 years old, I managed to push through with my love for planes.

UK

5.0Reviewed Sep 3, 2021

THANKS SIR ERIC FOR TEACHING ME AND OTHERS ABOUT THE BASICS PARTS AND BASIC PRINCIPLES OF FLIGHT AND ITS MECHANICS. A WARM THANKS .

AS

5.0Reviewed Jul 4, 2022

It was a really great course with short and informative videos and also very meaningful quizzes and assignment. I am glad that I chose this course.

A

4.0Reviewed Apr 8, 2025

For beginners its a great course in the start and middle, but in the ending it might confuse the beginners. As a beginner, loved the course.

VV

5.0Reviewed May 14, 2024

The examples and illustrations are helpful. The instructor seems to take interest in teaching. I didn't pass with flying colors, but the I learned a lot.

JS

5.0Reviewed Nov 26, 2024

Terrific course. Easy to understand lectures but beyond simplistic explanations, real world examples, actually doing the calculations to reinforce the learning without being overly technical.

ET

5.0Reviewed May 27, 2022

V​ery good course that give the basics principles of Flight Mechanics, recommended for anybody interested to learn aerospace engineering

TS

4.0Reviewed Jan 16, 2022

This course was more challenging than I expected but its a great course thank you Eric!!!!!!!!!!!!!

MF

4.0Reviewed Aug 26, 2022

The course was really good! I would recommend adding a part for modelling these concepts in MATLAB or any similar software.

AJ

5.0Reviewed Apr 13, 2024

It really is worth your time and it will give you a good introduction as to how things work in aerodynamics, specifically for planes that is.

CA

5.0Reviewed Sep 21, 2024

My personal problems faced while completing course -Volume is little low -Would be helpful if there is human assistance for clarifying doubts

GR

5.0Reviewed Jan 20, 2022

This was an excellent introduction into Flight Mechanics. Eric's video's are great and really helps to understand the concepts explained.

All reviews

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1.0
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