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Structural Mechanics

Unit Code:HES2120



Credit Points

Duration

Contact Hours

Campus

Prerequisite

Corequisite

12.5 Credit Points

1 Semester

60 hours

Hawthorn, Sarawak

HES1125 Mechanics of Structures

Nil

Related Course/s:

A unit of study in Bachelor of Engineering (Civil Engineering), Bachelor of Engineering (Civil)/Bachelor of Commerce, Bachelor of Engineering (Mechanical Engineering), Bachelor of Engineering (Mechanical)/Bachelor of Commerce, Bachelor of Engineering (Product Design Engineering), Bachelor of Engineering (Robotics and Mechatronics), Bachelor of Engineering (Robotics and Mechatronics)/Bachelor of Commerce and Bachelor of Engineering (Robotics and Mechatronics)/ Bachelor of Science (Computer Science and Software Engineering).

Aims & Objectives:

During the course, we aim to:

  • Develop an understanding of structural and material behaviour
  • Develop skills in analysis of statically determinate and indeterminate structures
  • Understand basic design formulae against structural and material failure

At the completion of this unit, students should be able to:

  • Develop an understanding of structural and material behaviour
  • Analyse statically determinate and indeterminate structures
  • Apply the failure theories in design simple structures and machine components

Teaching Methods:

Lectures (36 hrs), Laboratory work (6hrs), Tutorials (18 hrs)

Assessment:

Final examination (60-80%), Laboratory reports (10-20%), Mid-Semester test (10-20%)

Generic Skills Outcomes:

In this unit, students are expected to enhance the Key Generic Skills below as recognised by Engineers Australia. The Unit Outline explains how these outcomes will be achieved.
  • Ability to apply knowledge of basic science and engineering fundamentals
  • Ability to communicate effectively, not only with engineers but also with the community at large
  • Ability to undertake problem identification, formulation and solution
  • Ability to function effectively as an individual and in a multi-disciplinary and multi-cultural teams, with the capacity to be a leader or manager as well as an effective team member
  • Understanding of professional and ethical responsibilities and commitment to them
  • Expectation of the need to undertake lifelong learning, and capacity to do so

Content:

  • Concept of Stress: definition of normal stress, shearing stress and bearing stress, free-body diagram, force triangle 
  • Torsion: shearing stress, shearing strain, angle of twist, torque diagram
  • Bending Stresses: symmetrical sections, composite sections, plasticity
  • Mohr's Circles for plane stress and plane strain: strain gauges
  • Constitutive Equations: generalised Hook's law 
  • Failure Theories: Von Mises criterion, Tresca criterion
  • Thin Walled pressure vessel: hoop stress and longitudinal stress
  • Beam Shear Force & Bending Moment: Analysis for reactons, shear force and bending for beams subjected to transverse loads
  • Beam Deflections: double intergration method and superposition method
  • Columns: Euler buckling and local buckling, Euler's formulae

Textbooks:

Beer, FP, Johnson, ER & Dewolf, JT, Mechanics of Materials, 4th edn, McGraw Hill, 2006.

References:

Fleming, JF, Analysis of Structural Systems, Prentice-Hall, New Jersey, 1998.
Schodek, DL, Structures, 2nd edn, Prentice-Hall, New Jersey, 1992.