AE1254 AIRCRAFT STRUCTURES – I 3 1 0 100
OBJECTIVE
To study different types of beams and columns subjected to various types of loading and support conditions with particular emphasis on aircraft structural components.
1. STATICALLY DETERMINATE STRUCTURES 10+3
Analysis of plane truss – Method of joints – 3 D Truss -
Plane frames
2. STATICALLY INDETERMINATE STRUCTURES 10+3
Composite beam - Clapeyron's Three Moment Equation - Moment Distribution Method.
3. ENERGY METHODS 10+4
Strain Energy due to axial, bending and Torsional loads - Castigliano's theorem - Maxwell's Reciprocal theorem, Unit load method - application to beams, trusses, frames, rings, etc.
4. COLUMNS 10+4
Columns with various end conditions – Euler’s Column curve – Rankine’s formula - Column with initial curvature - Eccentric loading – South well plot – Beam column.
5. FAILURE THEORY 5+1
Maximum Stress theory – Maximum Strain Theory – Maximum Shear Stress Theory – Distortion Theory – Maximum Strain energy theory – Application to aircraft Structural problems.
TOTAL : 60
TEXT BOOK
1. Donaldson, B.K., “Analysis of Aircraft Structures – An Introduction”, McGraw-Hill, 1993.
REFERENCE
1. Timoshenko, S., “Strength of Materials”, Vol. I and II, Princeton D. Von Nostrand Co, 1990.
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