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考虑空泡延迟特性的超空泡航行器运动控制模型

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Keywords: 超空泡水下航行器,机动运动,运动模型,时间延迟,运动特性

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Abstract:

基于超空泡的独立扩张原理,考虑了超空泡的时间延迟特性,在随体坐标系中建立航行器尾部中心指向超空泡中心的空间矢量,提出了可以描述超空泡航行器机动航行特性的运动控制模型。在充分考虑超空泡航行器巡航阶段纵平面为弱机动的基础上,对运动模型进行了无横滚匀速定深直航简化。所得航行器空间运动模型既考虑了超空泡的延迟效应诱发的空泡脱体现象,也兼顾了巡航阶段运动特点的描述,模型封闭,便于工程应用,可作为航行器机动运动控制的对象基础。

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