Study Guide

Objective

After completing the course, the student can:
- Calculate support forces and internal forces for statically determined structural elements such as beams and trusses
- make graphs for the developed intersection forces
- from a V or M graph take out load type etc.
- calculate support forces, bending moments and deflections using formulas
- make simplified cross-sectional design with respect to bending stress, shear stress and deflection, for rectangular solid cross section
- Understand the meaning of buckling and what factors primarily affect resistance to buckling

Content

Central concepts and variables in building statistics
- calculation of support forces
- Developing the cutting forces N, V, and M
- Calculation of truss forces according to the Node point method and Ritter's cut method (repetition)
- Bending stresses, shear stresses
- Deflection
- Use of formulas and the Superposition method for combined load cases
- Buckling & buckling length

Evaluation scale

H-5

Assessment criteria, satisfactory (1)

Can calculate support forces for statically determined beams. Can produce the average forces, normal force, transverse force and bending moments for statically determined beams. Can use calculated formulas to calculate deflection and bending moments for simple load cases.
Has an understanding of the importance of the cutting forces for simple cross-sectional dimensioning, and has insight into the impact of cracking on the bearing capacity of printed rods.
Uses the correct unit for each, in a formula that exists.

Assessment criteria, good (3)

Can draw graphs for transverse force and bending moment for beams, when the load consists of point load or line load. Can calculate deflection and bending moment for load cases consisting of 2 combined loads.
Can perform simple cross-sectional dimensioning with respect to transverse force, bending moment, deflection and buckling, for simple load cases.
Can calculate deflection for beams loaded with composite load, according to the superposition principle.

Assessment criteria, excellent (5)

Able to calculate and calculate graphs for average forces for statically determined beams. Can also determine support forces and maximum torque for three support beams, using ready-made formulas. Have an understanding of the load that gives rise to the current average power curve based on torque and transverse curves.
Can perform simple cross-sectional dimensioning with respect to transverse force, bending moment, deflection and buckling, for more complicated load cases and statically determined structural elements.
Can use more formulas to calculate more complex forms of deflection. Can optimize a beam with respect to the position of the support and the width and height of the cross section.

Qualifications

Functions and Equations 1, Mechanics

Further information

An engineering degree within structural design requires a grade of 3 or more