应用极小值原理推导一阶动力学最优制导律
Journal of Projectiles,Rockets,Missiles and Guidance(2008)
Abstract
基于视线坐标系的弹目几何关系,应用极小值原理给出一阶动力学最优末制导律的详细完整的推导过程,同时给出了相同条件下比例导引、扩展的比例导引以及最优制导律的脱靶量和需用过载仿真曲线,仿真结果表明,最优制导律明显优于比例导引和扩展的比例导引,这也是三者渊源的必然结果。
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Key words
optimal guidance law,time to go,effective navigation ratio,optimal control theory,proportion navigation
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