Chapter 4

Aircraft Preliminary Design

 

Table of Contents

4.1. Introduction. 1

4.2. Maximum Take-Off Weight Estimation. 3

4.2.1. The General Technique. 3

4.2.2. Weight Buildup. 3

4.2.3. Payload Weight 5

4.2.4. Crew Weight 6

4.2.5. Fuel Weight 8

4.2.6. Empty Weight 17

4.2.7. Practical Steps of the Technique. 20

4.3. Wing Area and Engine Sizing. 21

4.3.1. A Summary of the Technique. 21

4.3.2. Stall Speed. 26

4.3.3. Maximum Speed. 29

4.3.4. Take-Off Run. 39

4.3.5. Rate OF Climb. 45

4.3.6. Ceiling. 50

4.4. Design Examples. 55

Problems. 67

References. 71