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94915 Analysis of Dynamic Structures
Danish title: Analyse af dynamiske konstruktioner
Language: Danish Credit points: 5
Type: Language: Danish

No credit points with: 95302
Prerequisite: 94110. 94115. 94305. 94310
Recommended semester: 2nd semester
Examination: Evaluation of report and oral presentation (Pass/fail)
Contact person: Palle Ellevang, Building 358, Tel. +45 4525 5678, email pe@akp.dtu.dk
Herman Sørensen, Building 101E, Tel. +45 4525 1382, email hs@mek.dtu.dk, http://www.ish.dtu.dk/

Department: Department of Applied Engineering Design and Production
Aim: To train the student in making mtematical models describing the sttic and/or dynamic behavior of simple mechanical systems and in dimensioning simple machine elements based on the achieved loads from the model.
The student should be able to:
- explain the prerequisites, boundary conditions and limitations of the models used.
- find or develop the fundemental static and dynamic equations necessary for the models.
- dimension simple frames, etc.
- make a finite element analysis of a simple structure for static and dynamic analysis.
- make a report with the achieved results.
Contents: Problems from strength of materials and vibration theory of a type which permit manual verification of the computer solutions.
Some typical examples:
- Dynamic behaviour of a box-girder traverse crane.
- Dimensioning of a hydraulic cylinder exposed to dynamic loads.
- Natural frequency of a car, modelled as a rigid body with two or three degrees of freedom. Manually only two degrees are considered, but the computer may include three degrees and dynamic response.