Gerald Kress: Catalogue data in Spring Semester 2017
|Name||Dr. Gerald Kress|
Verbundwerkst. u. Adaptive Strukt.
ETH Zürich, CLA E 31
|Telephone||+41 44 632 23 51|
|Department||Mechanical and Process Engineering|
|151-0042-01L||Engineering Tool III: FEM-Programs |
The Engineering Tool course is for MAVT-Bachelor students only.
The enrollment in either this course or in the course "Engineering Tool III: Object oriented programming with C++" (151-0112-10L) is mandatory.
Only one course can be chosen per semester. All Engineering Tool courses are for MAVT-Bachelor students only.
|0.4 credits||1K||G. Kress|
|Abstract||The course "Introduction to FEM programs" familiarizes the students with performing of simple structural analyses with the finite-element method.|
|Objective||Becoming familiar with using a modern finite-element program. Learn how to perform structural analyses of complex parts designed with CAD. Critical results interpretation by way of convergence analysis.|
|Content||Considered programs: ANSYS Workbench|
|Lecture notes||Course material: The material bases on that of the firm CADFEM Switzerland and are complemented according to our needs.|
|Literature||No textbooks required|
|Prerequisites / Notice||none|
|151-0358-00L||Structural Optimization||4 credits||3G||G. Kress, B. Schläpfer|
|Abstract||The lecture class Structural Optimization addresses the automated and computer-aided finding of optimum solutions to problems of structural design. This includes design parameterization, formulation of objective and constraining functions as well as design improvement through application of optimization methods offered by mathematical programming and evolutionary algorithms.|
|Objective||To become familiar with the most important methods of structural optimization and be able to utilize them on practical problems.|
|Content||The lecture class Structural Optimization addresses the automated and computer-aided finding of optimum solutions to problems of structural design. This includes design parameterization, formulation of objective and constraining functions as well as design improvement through application of optimization methods offered by mathematical programming and evolutionary algorithms.|
|Lecture notes||Lecture class material is handed out and can be down-loaded from|
|Literature||The script provides sufficient theory for the lecture class and the students are not required to purchase additional literature.|
|151-0361-00L||An Introduction to the Finite-Element Method||4 credits||3G||G. Kress, C. Thurnherr|
|Abstract||The class includes mathematical ancillary concepts, derivation of element equations, numerical integration, boundary conditions and degree-of-freedom coupling, compilation of the system’s equations, element technology, solution methods, static and eigenvalue problems, iterative solution of progressing damage, beam-locking effect, modeling techniques, implementation of nonlinear solution methods.|
|Objective||Obtain a theoretical background of the finite-element method.|
Understand techniques for finding numerically more efficient finite elements. Understand degree-of-freedom coupling schemes and recall typical equations solution algorithms for static and eigenvalue problems. Learn how to map specific mechanical situations correctly to finite-element models. Understand how to make best use of FEM for structural analysis. Obtain a first inside into the implementation of nonlinear FEM procedures.
|Content||1. Introduction, direct element derivation of truss element|
2. Variational methods and truss element revisited
3. Variational methods and derivation of planar finite elements
4. Curvilinear finite elements and numerical integration
5. Element Technology
6. Degrees-of-freedom coupling and solution methods
7. Iterative solution methods for damage progression analysis
8. Shear-rigid and shear compliant beam elements and locking effect
9. Beam Elements and Locking Effect
10. Harmonic vibrations and vector iteration
11. Modeling techniques
12. Implementation of nonlinear FEM procedures
|Lecture notes||Script and handouts are provided in class and can also be down-loaded from:|
|Literature||No textbooks required.|