摘要

This article presents a new multi-disciplinary parameter design method. In the proposed method, the multi-disciplinary design process includes constraints modelling, parameter coordination, and parameter optimization. First, the multi-disciplinary constraints model for robust coordination is studied. Second, an approach of multi-disciplinary robust coordination for algebraic and differential constraints is presented to support multi-disciplinary collaborative design. A general algorithm is designed to predict conflict and refine the consistent intervals for parameter coordination. Finally, a multi-disciplinary optimization method is presented. The proposed method is applied to parameter design of bogies, considering design constraints from different disciplines, such as mechanics, cybernetics, dynamics, and so on.

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