• Volume 28 Issue 8
    Aug.  2021
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    CHEN Mingwen, WANG Zidong, YANG Wei, SUN Renji, WU Xianming. Stability analysis of a planar liquid/solid interface of directional solidification in pure melt under perturbation of a far-field flow[J]. Chinese Journal of Engineering, 2006, 28(8): 728-732. doi: 10.13374/j.issn1001-053x.2006.08.005
    Citation: CHEN Mingwen, WANG Zidong, YANG Wei, SUN Renji, WU Xianming. Stability analysis of a planar liquid/solid interface of directional solidification in pure melt under perturbation of a far-field flow[J]. Chinese Journal of Engineering, 2006, 28(8): 728-732. doi: 10.13374/j.issn1001-053x.2006.08.005

    Stability analysis of a planar liquid/solid interface of directional solidification in pure melt under perturbation of a far-field flow

    doi: 10.13374/j.issn1001-053x.2006.08.005
    • Received Date: 2005-10-27
    • Rev Recd Date: 2006-03-03
    • Available Online: 2021-08-24
    • The stability of a planar liquid/solid interface of solidification in pure melt under perturbation of a small far-field flow was studied by using asymptotic analysis. A dispersion relation between the wave number and perturbation amplification rate was derived, and the morphological stability of planar liquid-solid interface of solidification was determined. The results reveal the mechanism of the transition from planar interface to cellular interface in directional solidification.

       

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