Computer-Aided Design of Mechatronic Systems Using Multiobjective Optimization and Object-Oriented Languages

Author(s):  
Didier Casner ◽  
Jean Renaud ◽  
Dominique Knittel

This paper deals with the fast modeling and fast multiobjective optimal design of mechatronic systems. To solve this problem, the object-oriented modeling language Modelica and object-oriented programming language Java have been used to build an innovate software platform. This platform has been designed to allow multidisciplinary design optimization of complex systems using a free platform. This platform only contains open-source tools and frameworks and was validated on an optimization application: the stabilization of a quarter-car system.

2011 ◽  
Vol 367 ◽  
pp. 753-776
Author(s):  
John A. Akpobi ◽  
R. O. Edokpia ◽  
M.H. Oladeinde

In this work, computer aided design software for the analysis and design of Power Transmission Screws, is presented. In designing the software, the relevant equations and models were assembled and carefully programmed using Microsoft Visual Basic.Net (an object oriented programming language). Also visual representation of the solution to problems of Power Transmission Screw was developed, in form of graphical solutions. The software was tested on a variety of bench mark problems. The solutions obtained were highly accurate, thus validating the performance of software.


Author(s):  
Gary A. Gabriele ◽  
Agustî Maria I. Serrano

Abstract The need for superior design tools has lead to the development of better and more complex computer aided design programs. Two of the more important new developments in application tools being investigation are Object Oriented Languages, and HyperMedia. Object Oriented Languages allow the development of CAD tools where the parts being designed and the design procedures specified are conceptualized as objects. This allows for the development of design aids that are non-procedural and more readily manipulated by the user trying to accomplish a design task. HyperMedia allows for the easy inclusion of many different types of data, such as design charts and graphs, into the tool that are normally difficult to include in design tools programmed with more conventional programming languages. This paper explores the development of a computer aided design tool for the design of a single stage gear box using the development HyperCard® environment and the HyperTalk® programming language. The resulting program provides a user friendly interface, the ability to handle several kinds of design information including graphic and textual, and a non-procedural design tool to help the user design simple, one stage gear boxes. Help facilities in the program make it suitable for undergraduate instruction in a machine elements design course.


2007 ◽  
Vol 18-19 ◽  
pp. 423-433
Author(s):  
John A. Akpobi ◽  
P. Oboh

This paper describes computer-aided-design software which accurately and efficiently designs internal combustion engine (I.C.) parts with the aid of Microsoft Visual Basic Object - oriented programming language. In addition to numerically outputting solutions (design parameters), the software also provides graphical solutions which facilitates easy visualization of trends in the variation of the solutions with important parameters. We then illustrate its accuracy and efficiency with some benchmark examples.


2012 ◽  
Vol 134 (12) ◽  
Author(s):  
Mehdi Tarkian ◽  
Johan Persson ◽  
Johan Ölvander ◽  
Xiaolong Feng

This paper presents a multidisciplinary design optimization (MDO) framework for automated design of a modular industrial robot. The developed design framework seamlessly integrates high level computer aided design (CAD) templates (HLCt) and physics based high fidelity models for automated geometry manipulation, dynamic simulation, and structural strength analysis. In the developed framework, methods such as surrogate models and multilevel optimization are employed in order to speed up the design optimization process. This work demonstrates how a parametric geometric model, based on the concept of HLCt, enables a multidisciplinary framework for multi-objective optimization of a modular industrial robot, which constitutes an example of a complex heterogeneous system.


Author(s):  
Tapio Korpela ◽  
Ari Heikkinen ◽  
Tatu Leinonen

Abstract Laboratory of Machine Design at the University of Oulu has modelled the production information for a gear transmission unit in co-operation with a Finnish gear manufacturer, Santasalo Ltd. The basic idea was to integrate computer aided design into modern FMS-based production activities. The main goal in this project is to capture the whole gear box development process from customer requirements to manufacturable assembly and detail information in OOA models.


1991 ◽  
Vol 57 (3-4) ◽  
pp. 221-236 ◽  
Author(s):  
Masahiko Sekine ◽  
Hiroshi Nakanishi ◽  
Masao Ukita ◽  
Sadaaki Murakami

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