[Objectives] In order to judge whether there is a falling deep situation on submarine,[Methods]a underwater motion model of submarine is established,and the motion accuracy of the model is verified by experimental data;the falling deep of submarine is simulated and the motion characteristics are analyzed;the assumption that there is a critical static load at different navigation speeds is put forward,and the assumption is verified by calculation. The method of judging falling deep of submarine is studied,and the depth rate ∂H/∂t and pitch change rate ∂θ/∂t are used as the criteria for danger of falling deep of submarine.[Results] It can quickly and effectively judge whether the submarine is in danger of falling deep.[Conclusions]It has certain reference value for safe operation of submarine.


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    Title :

    Characteristics and judging method of falling deep of submarine


    Contributors:
    Huang Bin (author) / Lü Bangjun (author) / Peng Likun (author) / Chang Shuping (author)


    Publication date :

    2019




    Type of media :

    Article (Journal)


    Type of material :

    Electronic Resource


    Language :

    Unknown




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