This paper proposes an interval uncertain multi-objective optimisation (IUMOO) method for structures with uncertain-but-bounded parameters. An adaptive Kriging model is established to improve the computational efficiency and numerical accuracy in the approximation of design functions. Latin Hypercube Design (LHD) is applied to achieve a set of sampling points both in the design and uncertain spaces for calibrating the Kriging surrogate model. The interval number programming method is used to transform the uncertain optimisation into a corresponding deterministic multi-objective optimisation. Typical numerical examples are used to demonstrate the effectiveness of the proposed methodology. (C) 2013 Elsevier Ltd. All rights reserved.
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Univ Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, Portugal
Univ Coimbra, Fac Econ, Ave Dr Dias Silva 165, P-3004512 Coimbra, PortugalUniv Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, Portugal
Auza, Anna
Asadi, Ehsan
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Univ Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, PortugalUniv Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, Portugal
Asadi, Ehsan
Chenari, Behrang
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Univ Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, PortugalUniv Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, Portugal
Chenari, Behrang
da Silva, Manuel Gameiro
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Univ Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, PortugalUniv Coimbra, Dept Mech Engn, ADAI, Rua Luis Reis Santos,Polo 2, P-3030788 Coimbra, Portugal