Guia docente 2024_25
Escola de Enxeñaría Aeronáutica e do Espazo
Grado en Ingeniería Aeroespacial
 Subjects
  Solid mechanics and aerospace structures
   Contents
Topic Sub-topic
Introduction to the characteristics and configuration of the aeronautical structures. - Loads on the structure.
- Structural elements. Structure of the fuselage: monocoque, semimonocoque. Structure of wing and of tail.
Symmetrical structures. - Symmetrical structures.
Efforts produced by bending moments and shear forces - Theorem of the sharp flow.
- Sharp efforts.
- Combined bending in symmetrical structures.
Torsion. - Sections no circular. Rectangular section.
- Open sections of small thickness. Enclosed sections of small thickness. Enclosed multicellular sections.
- Centre of torsion.
- Bending-Torsion.
Analysis of tensions in wings. - Analysis of tensions in wings.
Analysis of tensions in fuselages. - Analysis of tensions in fuselages.
Introduction to the structural integrity - Requirements of resistance and rigidity. Factor last of security. - Fatigue. Criteria of fatigue based in tensions. - Criteria of fatigue based in deformations. - Introduction to the mechanics of the fracture. Criteria of tolerance to the damage. Margin of security and factor of reservation.
Elements subjected to axial forces and bending moments - Elements subjected to axial forces and bending moments. Ultimate bending moment.
Problems of buckling and instabilities. - Introduction to the theory of the stability
- Global buckling. Primary instability of columns of stable section.
- Beam-column buckling. Crippling.
- Instability of flat and curved panels
- Local buckling of of thin wall beams
- Stiffened panels. Failure modes for compression and shearing.
Unions in aeronautical structures. - Unions in aeronautical structures.
Theory of plates and shells - Structural elements type plate and shell.
- Basic hypotheses of calculation.
- Flexure of plates and shells.
- Plate buckling.
Finite elements method (FEM). - Linear static analysis with elements type sweep, elasticity 2D and 3D, plates and shells.
- Introduction to software of FEM simulation
- Structural instability. Buckling by FEM.
- Introduction to the static analysis no-linear of structures: no-geometrical linearity, no-linearity of the material (plasticity), no-linearity been due to boundary conditions.
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