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MIMO系统模糊控制及其在飞行控制中的应用
引用本文:刘强,史忠科. MIMO系统模糊控制及其在飞行控制中的应用[J]. 飞行力学, 1999, 17(2): 58-63
作者姓名:刘强  史忠科
作者单位:西北工业大学,西安,710072
基金项目:国家自然科学基金,国防基金
摘    要:提出了MIMO系统最优模糊控制规则自学习方法,并采用传统动态规划法确定出全局最优模糊控制规则,这些规则满足使模糊性能性能最小的要求,同时还讨论了规则的复杂性和工程实用性等基本问题。研究结果证明了该方法的正确性与实用性。

关 键 词:模糊控制  最优控制  多变量控制系统  纵向飞行控制
修稿时间:1998-10-23

MIMO Fuzzy Control and Its Application to Flight Control
Liu Qiang,Shi Zhongke. MIMO Fuzzy Control and Its Application to Flight Control[J]. Flight Dynamics, 1999, 17(2): 58-63
Authors:Liu Qiang  Shi Zhongke
Affiliation:Northwestern Polytechnical University
Abstract:The most obvious shortcomings of the fuzzy controller are that no systematic method is available for acquiring fuzzy control rules and the acquired rules are always not the optimal, since the rules rely on the experience of the experts. In this paper a method of automatic acquiring MIMO optimal fuzzy control rules is presented. A set of local optimal fuzzy control rules are acquired by experiments, and a set of MIMO general optimal fuzzy control rules are found when the traditional dynamic programming theory and performance index are employed, the controller makes the fuzzy performance index minimum. The properties of both complexity and availability are discussed. The results of the application to longitudinal flight show that by using the new fuzzy control method good results can be obtained for different a priori state values.
Keywords:Fuzzy control Optimal control Multivariable control system Longitudinal flight control  
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