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Civil-Comp Proceedings
ISSN 1759-3433
CCP: 88
PROCEEDINGS OF THE NINTH INTERNATIONAL CONFERENCE ON COMPUTATIONAL STRUCTURES TECHNOLOGY
Edited by: B.H.V. Topping and M. Papadrakakis
Paper 171

Optimisation of the Computational Dimensioning Process with Consideration of Manufacturing Aspects

K. Thielemann

IABG mbH, Ottobrunn, Germany

Full Bibliographic Reference for this paper
K. Thielemann, "Optimisation of the Computational Dimensioning Process with Consideration of Manufacturing Aspects", in B.H.V. Topping, M. Papadrakakis, (Editors), "Proceedings of the Ninth International Conference on Computational Structures Technology", Civil-Comp Press, Stirlingshire, UK, Paper 171, 2008. doi:10.4203/ccp.88.171
Keywords: dimensioning process, structural optimisation, fibre-plastic composites, bionic aspects.

Summary
Structural optimisation is a logical extension to the currently common order of the various steps in an engineering design assignment with corresponding cost estimates. However, up to now the intuition and experience of the engineer were the critical factors for the design produced. Nevertheless, before the design work commences it would be desirable not only that information is available on the distribution of material in the component required to conform to the planned loads but also that a uniform basis for design and analyses is provided. This would make it possible right at the beginning of the assignment to start with a component geometry that is already load adapted for the component and hence is adequate to meet the strength and stiffness requirements for the material and also provide a flexible and adaptable model for further discussion.

In the total process of functional development it is necessary not only to improve the quality and of the product development process exclusively using new computational dimensioning processes but also through critical adaptations in the total process. It is extremely important to increase the proportion of the actual engineering work in the overall process while reducing significantly the proportion of the more routine tasks, possibly by making these more efficient. Engineering skills are often not fully utilised, particularly in the engineering support sector. Priority is often given to a rapid reaction as well as cost-effective working, which frequently leads to poor quality. In order to be able to make more time available for high-quality design work, all of the sub-processes must be continually reviewed and revised. On the basis of the bionic based optimisation of a fibre-plastic composite structure this process is presented.

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