Vijesti

STUDY: Aircraft Maintenance

Course: Strength of Structures

Semester:

Lectures + Exercises:

Total:

ECTS Credits:

II

2

1

45

4

Course Objective: Gaining knowledge of fundamental strength of structures and dimensioning of simple structure elements.

Course Contents: Introduction into the strength of structures. Definitions and basic terms. Load classification. Models of structure elements. Stresses, internal forces and moments. Basic hypotheses. Problems and tasks of the strength of structures. Normal stress, rod deformation, Hooke’s law. Statically indefinite cases, initial and thermal stresses. Stresses in a circular ring. Energy of elastic deformation of a rod. Shear, deformations and stresses, problem-solving. Multi-axis stress, Mohr circle. Beam strength, internal forces and bending moment. N, Q and M diagrams. Stresses in a beam transverse section. Axial moments of surface. Beam deflection. Statically indefinite beams. Beams of variable transverse section. Eccentric bending of beams. Beam dimensioning. Shaft strength, deformations and stresses. Torsion of rods of various transverse sections. Polar moments of surface. Torsion and bending. Problem-solving of shaft strength. Rod buckling, joint-supported rod, rods with various supports. Criteria of dimensioning structure elements. Fundamental theories of strength. Coefficients of safety and tolerable stress. Stress concentration. Resonance. Analysis of various dimensioning criteria.

General and Specific Competencies (Knowledge and Skills): Independent solving of technical problems relevant to the strength of structures.