This paper considers a simultaneous optimization for an aircraft design and a flight trajectory optimization problem. The two optimization problems which have been separated traditionally should be optimized simultaneously to obtain an extreme high performance. Since simultaneous design problems must consider a huge number of design variables, this paper presents a block diagonal SQP (sequential quadratic programming) approach by introducing the interface variables between the two problems. As numerical examples, the design of a sailplane in a flight distance competition is studied. The need of a simultaneous optimization approach will be demonstrated by comparing a conventional design process, i.e., a lift-drag ratio maximization approach.


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    Title :

    Simultaneous optimization for sizing and flight trajectory of a sailplane


    Additional title:

    Simultane Optimierung der Dimensionen und der Flugbahn eines Segelflugzeugs


    Contributors:
    Suzuki, S. (author) / Kawamura, N. (author)


    Publication date :

    1995


    Size :

    7 Seiten, 5 Bilder, 4 Tabellen, 15 Quellen



    Type of media :

    Conference paper


    Type of material :

    Print


    Language :

    English




    Simultaneous optimization for sizing and flight trajectory of a sailplane

    Suzuki, Shinji / Kawamura, Norihisa | AIAA | 1995


    Simultaneous Optimization for Sizing and Flight Trajectory of a Sailplane

    Suzuki, S. / Kawamura, N. / American Institute of Aeronautics and Astronautics| ASME| ASCE | British Library Conference Proceedings | 1995


    Simultaneous optimization of sailplane design and its flight trajectory

    Suzuki, Shinji / Kawamura, Norihisa | AIAA | 1996



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