| 直接力/气动力复合控制系统鲁棒稳定性分析 |
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| 引用本文： | 凡国龙,栗金平,侯振乾,杨军. 直接力/气动力复合控制系统鲁棒稳定性分析[J]. 计算机仿真, 2010, 27(7): 5-9 |
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| 作者姓名： | 凡国龙 栗金平 侯振乾 杨军 |
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| 作者单位： | 西北工业大学航天学院,陕西,西安,710072 |
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| 摘 要： | 针对直接力控制的脉冲发动机非线性量化特性和喷流因子的不确定性,结合直接力/气动力双反馈复合控制方案,为了导弹飞行高速稳定性设计,提出了圆判据的鲁棒稳定性分析方法.首先建立了直接力/气动力复合控制系统数学模型,在完成复合控制系统设计的基础上,采用圆判据稳定性分析特点把非线性复合控制系统简化成一个非线性环节和一个线性环节的典型闭环结构形式,并根据圆判据的结论分析了脉冲发动机喷流因子不确定性和非线性量化特性对导弹自动驾驶仪稳定性影响.最后仿真结果验证了方法的正确性.
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| 关 键 词： | 直接力/气动力复合控制 喷流因子 非线性量化 鲁棒稳定性 圆判据 |
Robustness and Stability Analysis for the Reaction-jet / Aerodynamic Control System |
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| FAN Guo-long,LI Jin-ping,HOU Zhen-qian,YANG Jun. Robustness and Stability Analysis for the Reaction-jet / Aerodynamic Control System[J]. Computer Simulation, 2010, 27(7): 5-9 |
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| Authors: | FAN Guo-long LI Jin-ping HOU Zhen-qian YANG Jun |
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| Affiliation: | FAN Guo-long,LI Jin-ping,HOU Zhen-qian,YANG Jun (College of Astronautics,Northwestern Polytechnical University,Xi'an Shanxi 710072,China) |
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| Abstract: | Base on the Aerodynamic/Reaction -jet double feedback complex controller,a robustness and stability analysis method of circle criterion for the Aerodynamic/Reaction - jet controller of Missile Autopilot is present in this paper.The reaction - jet of micro - impulse engine nonlinear quantiser characteristic and the quotiety of cascade uncertainty affects the robustness and stability for the autopilot.First,the model of reaction -jet /aerodynamic composite control system is given.Base on the characteristic of... |
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| Keywords: | Reaction-jet/Aerodynamic Composite Controller Quotiety of Cascade Nonlinear Quantiser Robustness and Stability Circle Criterion |
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