An integrated numerical model for the prediction of Gaussian and billet shapes

Jesper Hattel, Nini Pryds, Trine Bjerre Pedersen

    Research output: Contribution to journalConference articleResearchpeer-review

    Abstract

    Separate models for the atomisation and the deposition stages were recently integrated by the authors to form a unified model describing the entire spray-forming process. In the present paper, the focus is on describing the shape of the deposited material during the spray-forming process, obtained by this model. After a short review of the models and their coupling, the important factors which influence the resulting shape, i.e. Gaussian or billet, are addressed. The key parameters, which are utilized to predict the geometry and dimension of the deposited material, are the sticking efficiency and the shading effect for Gaussian and billet shape, respectively. From the obtained results, the effect of these parameters on the final shape is illustrated. (C) 2004 Elsevier B.V. All rights reserved.
    Original languageEnglish
    JournalMaterials Science and Engineering: A - Structural Materials: Properties, Microstructure and Processing
    Volume383
    Issue number1
    Pages (from-to)184-189
    ISSN0921-5093
    DOIs
    Publication statusPublished - Oct 2004
    Event2nd International Conference on Spray Deposition and Melt Atomization (SDMA): 5th International Conference on Spray Forming - Bremen, Germany
    Duration: 22 Jun 200325 Jun 2003
    Conference number: 2 and 5

    Conference

    Conference2nd International Conference on Spray Deposition and Melt Atomization (SDMA): 5th International Conference on Spray Forming
    Number2 and 5
    Country/TerritoryGermany
    CityBremen
    Period22/06/200325/06/2003

    Keywords

    • spray forming
    • numerical modelling
    • shape prediction
    • surface evolution

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