### AE3403 Syllabus - Aircraft Structures – I - 2021 Regulation Anna University

## AE3403 Syllabus - Aircraft Structures – I - 2021 Regulation Anna University

AE3403 |
AIRCRAFT STRUCTURES – I |
LTPC |
---|

**3003**

**COURSE OBJECTIVES:**

• To provide the students an understanding on the linear static analysis
of determinate and indeterminate aircraft structural components.

• To provide the students an understanding on energy methods to statically determinate and indeterminate structures

• To make the students to Create a structure to carry the given load.

• To make the students to Calculate the response of statically indeterminate structures under various loading conditions.

• To provide the design process using different failure theories

• To provide the students an understanding on energy methods to statically determinate and indeterminate structures

• To make the students to Create a structure to carry the given load.

• To make the students to Calculate the response of statically indeterminate structures under various loading conditions.

• To provide the design process using different failure theories

UNIT I |
STATICALLY DETERMINATE & INDETERMINATE STRUCTURES | 9 |
---|

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 |
9 |
---|

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 |
9 |
---|

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 |
9 |
---|

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 |
9 |
---|

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

**TOTAL: 45 PERIODS**

**COURSE OUTCOMES: At the end of the course, Students can able to**

CO1: Explain the method to analyse the linear static analysis of
determinate and indeterminate aircraft structural components

CO2: Apply the energy methods to determine the reactions of structure.

CO3: Analyse the column structure with different end condition.

CO4: Design the component using different theories of failure.

CO5: Create a structure to carry the given load by considering effect of induced stresses

CO2: Apply the energy methods to determine the reactions of structure.

CO3: Analyse the column structure with different end condition.

CO4: Design the component using different theories of failure.

CO5: Create a structure to carry the given load by considering effect of induced stresses

**TEXT BOOKS:**

1. ‘Mechanics of Materials’ by James M. Gere & Barry J Goodno, cengage
Learning Custom Publishing; 8th edition, 2012.

2. Megson T M G, `Aircraft Structures for Engineering students’ Butterworth-Heinemann publisher, 5th edition, 2012.

3. N.C. Pandya, C.S. Shah, “Elements of Machine Design”, Charotar Publishing House, 15th edition, 2009.

2. Megson T M G, `Aircraft Structures for Engineering students’ Butterworth-Heinemann publisher, 5th edition, 2012.

3. N.C. Pandya, C.S. Shah, “Elements of Machine Design”, Charotar Publishing House, 15th edition, 2009.

**REFERENCES:**

1. Bruhn E F, ‘Analysis and Design of Flight Vehicle Structures’,
Tri-State Off-set Company, USA, 1985

2. Donaldson, B.K., ‘Analysis of Aircraft Structures - An Introduction’ Cambridge University Press publishers, 2 nd edition, 2008

3. Peery, D.J., and Azar, J.J., Aircraft Structures, 2nd edition, McGraw – Hill, N.Y., 1999.

2. Donaldson, B.K., ‘Analysis of Aircraft Structures - An Introduction’ Cambridge University Press publishers, 2 nd edition, 2008

3. Peery, D.J., and Azar, J.J., Aircraft Structures, 2nd edition, McGraw – Hill, N.Y., 1999.

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