Basics of Structural Mechanics (5 cr)

Objective

On completion of the course the student can:
- identify axial stress
- identify shear stress
- identify bending stress
- describe deformations
- repeat displacement
- recognise the maximum eccentricity of normal load not causing tension in a member
- repeat dimensioning of beams and columns
- solve forces of truss members
- explain the buckling of a compressed member
- explain the design of a compressed member.

Content

1. Basic assumptions of strength theory, mechanical properties of materials
2. Elastic and plastic behaviour
3. Hooke's law
4. Stress and strain distribution under axial loading
5. Stress and deformations under bending
6. Shear stresses
7. Trusses
8. Euler's formulas for slender columns
9. Dimensioning of beams and columns
10. Deformations: axial, shear, bending and caused by temperature gradient and uniform temperature change
11. Basics of torsion
12. Use computer software to check hand calculations

Evaluation scale

0-5

Assessment criteria, satisfactory (1)

On completion of the course the student can:
- identify axial stress
- identify shear stress
- identify bending stress
- describe deformations
- repeat displacement
- recognise the maximum eccentricity of normal load not causing tension in a member
- repeat dimensioning of beams and columns
- describe forces of truss members
- describe the buckling of a compressed member
- describe the design of a compressed member.

Assessment criteria, good (3)

On completion of the course the student can:
- determine axial stress and calculate shear stress
- calculate deformation and displacement and apply bending stress
- carry out dimensioning of beams and columns
- calculate the buckling load of a compressed member and design a compressed member.

Assessment criteria, excellent (5)

On completion of the course the student can:
- apply axial stress and shear stress
- explain and calculate deformation and displacement and apply bending stress
- implement dimensioning of beams and columns
- solve and apply forces of truss members
- examine and derive the formula for buckling of a compressed member, design a compressed member.

Assessment criteria, approved/failed

On completion of the course the student can:
- identify axial stress
- identify shear stress
- identify bending stress
- describe deformations
- repeat displacement
- recognise the maximum eccentricity of normal load not causing tension in a member
- repeat dimensioning of beams and columns
- describe forces of truss members
- describe the buckling of a compressed member
- describe the design of a compressed member.

Qualifications

Statics