Semester	Lectures + Exercises	Subject Designation
X	2 + 1	46495

 

Subject Holder:

Prof. Dr. Sc. Ivica Smojver

Asst. Prof. Darko Ivančević

 

Objective:

Introduction to strength analysis of basic elements of composite aeronautical structure in order to be able to size the typical structural elements of an aircraft

 

Description:

• Elasticity and stiffness matrices. Basic constitutive equations of layered materials. A, B, D matrices.
• Thermal and moisture induced stresses.
• Bending of thin plates under continuous loading. Long plates.
• Buckling of rectangular plates with material symmetry.
• Plates with circular and elliptical openings.
• Sandwich plates. Basic equations. Boundary conditions. Elasticity matrix.
• Bending of rectangular sandwich plates. Long plates. Influence of material model and layering setup.
• Buckling of rectangular sandwich plates. Wrinkling of face layers.
• Beams. Basic equations. Boundary conditions. Elasticity matrix and equivalent stiffness.
• Axial loading and bending of beams with rectangular cross section.
• Bending of thin-walled beams.
• Torsion of thin-walled beams.
• Axisymmetrical loading of shells of revolution. Membrane stresses.
• Buckling of shells.

 

Teaching material:

As provided to students during lectures

 

Additional References:

• Kolar, L.P., Springer, G.S.: Mechanics of Composite Structures, Cambridge University Press, 2003.
• Gay, D., Hoa, S..V.: Composte Materials – Design and Applications, CRC Press, 2007.
• Tsai, S. W.: Theory of Composites Design, Think Composites, Dayton, 1993.
• Niu, M.C.Y., Composite Airframe Structures, Conmilt Press, 1992.
• Middleton, D. H.: Composite Materials in Aircraft Structures, Longman Scientific & Technical, Harlow, 1990.
• Baker, A.A., Dutton, S., Kelly, D.: Composite Materials for Aircraft Structures, AIAA, 2004.