基于模糊算法的舵减摇滑模控制研究
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引用本文:巩舒超,宋立忠,田英俊.基于模糊算法的舵减摇滑模控制研究[J].计算技术与自动化,2012,(3):25-28
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作者单位
巩舒超,宋立忠,田英俊 (海军工程大学 电气与信息工程学院湖北 武汉430033) 
中文摘要:以舵减摇的线性模型为研究对象,采用滑模变结构控制设计出舵减摇控制器,并在保证减摇效果的前提下,利用模糊逻辑算法对所设计切换函数的参数进行在线调整和优化,使得调整后的切换函数更合理,由于控制量与切换函数相关,从而使得控制量的输出减小,达到降低舵机摩擦损耗的目的,仿真研究表明该方法的有效性。
中文关键词:舵减摇  模糊算法  滑模控制
 
Sliding Mode Control Based on Fuzzy Logic Arithmetic to Rudder Roll Damping
Abstract:Based on a ship roll movement liner dynamics model, a rudder roll damping controller is designed by sliding mode variable structure control method, then adjust and optimize the parameters of the switch function designed above with fuzzy logic arithmetic, which would get the switch function more reasonable, thus decrease the control variable indirectly because of the correlation between control variable and switch function, which angle for reducing the rudder attrition. Simulation results prove the effectiveness of the proposed method.
keywords:rudder roll damping  fuzzy arithmeticsliding  mode control
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