Extraction of design characteristics of multiobjective optimization – its application to design of artificial satellite heat pipe

  • Authors:
  • Min Joong Jeong;Takashi Kobayashi;Shinobu Yoshimura

  • Affiliations:
  • Computational Biology Research Center, National Institute of Advanced Industrial Science and Technology, Tokyo, Japan;Design Systems Engineering Center, Mitsubishi Electric Corp., Kanagawa, Japan;Institute of Environmental Studies, The University of Tokyo, Tokyo, Japan

  • Venue:
  • EMO'05 Proceedings of the Third international conference on Evolutionary Multi-Criterion Optimization
  • Year:
  • 2005

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Abstract

An artificial satellite design requires severe design objectives such as performance, reliability, weight, robustness, cost, and so on. To solve the conflicted requirements at the same time, multiobjective optimization is getting more popular in the design. Using the optimization, it becomes ordinary to get many solutions, such as Pareto solutions, quasi-Pareto solutions, and feasible solutions. The alternative solutions, however, are very difficult to be adopted to practical engineering decision directly. Therefore, to make the decision, proper information about the solutions in a function, parameter and real design space should be provided. In this paper, a new approach for the interpretation of Pareto solutions is proposed based on multidimensional visualization and clustering. The proposed method is applied to a thermal robustness and mass optimization problem of heat pipe shape design for an artificial satellite. The information gleaned from the propose approach can support the engineering decision for the design of artificial satellite heat pipe.