AE8403 Aircraft Structures – I Syllabus:

AE8403 Aircraft Structures – I Syllabus – Anna University Regulation 2017

UNIT I Statically Determinate & Indeterminate Structures

Plane truss analysis – method of joints – method of sections – method of shear – 3-D trusses – principle of super position, Clapeyron’s 3 moment equation and moment distribution method for indeterminate beams.

UNIT II Energy Methods

Strain Energy in axial, bending, torsion and shear loadings. Castigliano’s theorems and their applications. Energy theorems – dummy load & unit load methods – energy methods applied to statically determinate and indeterminate beams, frames, rings & trusses.

UNIT III Columns

Euler’s column curve – inelastic buckling – effect of initial curvature – Southwell plot – columns with eccentricity – use of energy methods – theory of beam columns – beam columns with different end conditions – stresses in beam columns.

UNIT IV Failure Theories

Ductile and brittle materials – maximum principal stress theory – maximum principal strain theory – maximum shear stress theory – distortion energy theory – octahedral shear stress theory.

UNIT V Induced Stresses

Thermal stresses – impact loading – Fatigue – Creep – Stress Relaxation