To reduce the low frequency noise, a new method in optimal stiffener design is presented in this paper. A Microstructure-based Design Domain Method is employed to formulate a topology optimization problem. Using the MDDM, sensitivity of coupled system can be easily derived. The optimal stiffener design is solved using a sequential convex approximation method called Generalized Convex Approximation (GCA). Examples from this approach are presented to demonstrate its effectiveness.


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    Titel :

    Optimal Stiffener Design for Interior Sound Reduction


    Weitere Titelangaben:

    Sae Technical Papers


    Beteiligte:
    Gea, Hae Chang (Autor:in) / Luo, Jainhui (Autor:in)

    Kongress:

    X International Conference on Vehicle Structural Mechanics and CAE ; 1997



    Erscheinungsdatum :

    1997-04-08




    Medientyp :

    Aufsatz (Konferenz)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Optimal Stiffener Design for Interior Sound Reduction

    Luo, J. / Hae Chang Gea / SAE | British Library Conference Proceedings | 1997


    Optimal stiffener design for interior sound reduction

    Luo,J. / Gea,H.C. / Rutgers Univ.,US | Kraftfahrwesen | 1997


    Stiffener Shape Design to Minimize Interior Noise

    S. P. Engelstad / K. A. Cunefare / E. A. Powell et al. | AIAA | 2000


    Stiffener shape design to minimize interior noise

    Engelstad, S. / Cunefare, K. / Powell, E. et al. | AIAA | 1997


    Automated Optimal Stiffener Pattern Design

    Gea, H. / Luo, J. / AIAA et al. | British Library Conference Proceedings | 1998