INGEGNERIA ELETTRICA ELETTRONICA E INFORMATICAIndustrial EngineeringAcademic Year 2022/2023

9795460 - PROGETTAZIONE INTEGRATA CAD/CAE A - Z

Teacher: Salvatore OLIVERI

Expected Learning Outcomes

The student will have to acquire the necessary skills for 3D solid modeling, through the use of specific software and the methodology of designing mechanical components through the use of FEM and Multibody techniques.

Course Structure

Frontal teaching

Required Prerequisites

Knowledge of industrial technical design and basic notions of mechanics.

Attendance of Lessons

Attendance obligation

Detailed Course Content

- Introduction to geometric modeling of machines. CAD in the design cycle. Comparison between conventional and CAD design approach. Generations of CAD systems and integrated CAD / CAE systems.

- Parametric forms and cubic polynomial curves. Geometric shapes in space. Lagrange's method and Hèrmite's method. Interpolating and approximating curves. The conditions of continuity.

- The Bèzier curves, the Bèzier cubic. The Splines, the cubic spline. The B-Splines, notes on NURBS. Graphical and analytical construction of a cubic polynomial curve.

- The mathematical description of surfaces applied to geometric modeling. The striped surfaces. The bilinear surfaces. The bicubic surfaces. The surfaces of Bèzier. The B-spline surfaces. Use of NURBS for the construction of a conic. The twist vector.

- Solid modeling techniques. Three-dimensional geometric modeling. Wire-Frame. Geometric data and topological data. Properties of r-sets. Operations on primitives. Solid construction geometry. Internal representation. Solids of revolution and extrusion. Bondary evaluation. B-Rep modeling. Topological structure. Outline of advanced modeling functions: blending, lofting, skinning, local operations, shelling, hollowing.

- Associative geometry. Acquisition of constraints. Parametric or procedural approach, variational approach. Mathematical expression of the constraints. Interactive systems.

- The solid modelers. Variable-driven. Features and feature-based modeling. Advanced modeling functions. Hybrid modelers.

- Virtual prototyping. The simulation of the product. Process simulation. Electronic data management. CAD / CAE modeling techniques

- Rapid prototyping.

- The integrated CAD / CAE design and the finite element method applied in the design of mechanical parts.

- The multibody methodology.

Textbook Information

a) Lecture notes


b) F. Caputo, M. Martorelli, Disegno e progettazione per la gestione industriale, Ed. Scientifiche Italiane.

c) D. Vignocchi, Progettare con Catia V5, Athena - Modena.

d) C. Gianini, La progettazione strutturale con il calcolatore, Athena - Modena


Learning Assessment

Learning Assessment Procedures

17 / 5.000

Risultati della traduzione

Oral interview.
Versione in italiano