Semester	Lectures + Exercises	Subject Designation
VII	3 + 1	18778

 

Subject Holder:

Prof. Dr. Sc. Ivica Smojver

 

Objective:

To familiarize students with design and basic methods applied in the sizing of aircraft structural elements.

 

Description:

• Types of airplanes. Basic aircraft systems. Concepts of lift surfaces, tail surfaces, propulsion systems and landing gear.
• Basic structural elements of a wing. Concepts and structural solutions of wing structures. Influence of wing design on basic flying characteristics.
• Design and sizing of thin walled beams (main spar).
• Design and sizing of thin walled structural elements (wing sections).
• Design and sizing of compressive loaded thin walled panels. Critical stress of wing structure – local and global buckling.
• Design and sizing of stressed skin wing.
• Peculiarities of swept and delta wing. Concepts and design.
• Design, sizing and evaluation of cut-outs. Sizing of reinforced cut-outs. Design and sizing of spars with cut outs.
• Basic fuselage structural elements. Concepts and design solutions. Monocoque and semimonocoque design. Truss design.
• Design and sizing of cylindrical fuselage.
• Design and sizing of wing-fuselage joint.
• Integration of propulsion in the aircraft structure. Design of intakes.
• Empennage – concepts and design solutions.
• Basic structural element of the cockpit and cargo area. Concepts and design solutions. Design elements of fighter airplane cockpit.
• Zoning. FAR 23 elements pertinent to the aircraft design.
• Specifics of composite aeronautical structures. Examples of typical airplane structures.

 

Teaching material:

As provided to students during lectures

 

Additional References:

• Niu, M. C. Y.: Airframe Structural Design, Conmilt Press, 1999.
• Raymer, D. P.: Aircraft Design: A Conceptual Approach, AIAA Educational Series, Washington DC, 2002.
• Glagolev, A.N.; Goljdinov, M. Ja.; Grigorenko, S.M. : Konstrukcija samoletov, Moskva, Mašinostroenie, 1975.
• Glagolev, A.N.; Goljdinov, M. Ja.; Grigorenko, S.M. : Konstrukcija samoletov, Moskva, Mašinostroenie, 1975.
• Flabel, J.-C.: Practical Stress Analysis fo Design Engineers, Lake City Publishing Company, 2005.
• Niu, M. C. Y: Airframe Stress Analysis and Sizing, Conmilt Press, 1997.
• Megson, T.H.G.: Aircraft Structures for Engineering Students, Elsevier, 2006.
• Torenbeek, E.; Synthesis of Subsonic Airplane Design, Kluwer, 1982.