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强机动超空泡水下航行器空间运动控制面布局

Keywords: 超空泡水下航行器,流体动力布局,强机动运动,艏舵,舵效率

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Abstract:

针对超空泡航行器航向舵后置布局在强机动航行时舵效不足的问题,建立了一种全新的兼顾直航与机动运动的控制面布局模式,首次提出了非对称分布艏舵的超空泡航行器控制面总体方案,采用双自由度空化器作为控制面,水平偏转控制航向,上下偏转控制俯仰和深度,且在空化器下部复合抗横滚鳍片。针对某超空泡水下航行器进行了系统动态特性仿真分析,横滚剩余力矩约从0.1s衰减至0,极限横滚角小于0.1°。分析结果表明以空化器作为艏部航行舵替代常规布局的尾部航向舵,可以显著提高舵效。

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