26th Congress of International Council of the Aeronautical Sciences
including the 8th AIAA Aviation Technology, Integration, and Operations (ATIO) Conference
14 - 19 September 2008, Anchorage, Alaska, USA
Paper ICAS 2008-1.1.2

UNCERTAINTIES AT THE CONCEPTUAL STAGE: MULTILEVEL MULTIDISCIPLINARY DESIGN AND OPTIMIZATION APPROACH

M. Ravachol, Y. Deremeaux, Q. V. Dinh, E. Herbin
Dassault-Aviation, France

Keywords: Uncertainties, multidisciplinary optimization, multi-level design process.

Uncertainties propagation methods aimed for conceptual design are presented. The extension to a multilevel design process with emphasis on uncertainties in CFD is presented. An example of design under uncertainties is presented. The integration of these methods into the design process to eventually perform Multidisciplinay Optimization Under Uncertainties is disussed.

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