| 基于检测滤波器的俯仰角速率传感器故障检测研究 |
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| 引用本文： | 段江涛,陈怀民,王亮.基于检测滤波器的俯仰角速率传感器故障检测研究[J].计算机测量与控制,2011,19(4). |
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| 作者姓名： | 段江涛 陈怀民 王亮 |
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| 作者单位： | 西北工业大学无人机特种技术国家重点实验室,陕西,西安,710065 |
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| 摘 要： | 针对飞控系统俯仰角速率传感器故障情况复杂以及故障检测困难的问题,通过分析飞控系统俯仰角速率传感器的故障种类和故障模式,建立不同情况相关数学模型;依据检测滤波器法检测系统故障的原理,设计飞控系统俯仰角速率传感器故障检测的滤波器;在某飞机处于Ma=0.8,H=50m的飞行状态,利用Matlab和Simulink对飞控系统俯仰角速率传感器故障检测进行仿真验证,仿真表明所建证的飞控系统传感器故障数学模型是正确的,同时表明滤波器检测故障的方法可以高效地检测出飞控系统俯仰角速率传感器的故障.
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| 关 键 词： | 飞行控制系统 故障检测 检测滤波器 故障门限 |
Pitch Angle Sensor Fault Detection Based on Detection Filter |
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| Duan Jiangtao,Chen Huaimin,Wang Liang.Pitch Angle Sensor Fault Detection Based on Detection Filter[J].Computer Measurement & Control,2011,19(4). |
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| Authors: | Duan Jiangtao Chen Huaimin Wang Liang |
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| Affiliation: | Duan Jiangtao,Chen Huaimin,Wang Liang(National Laboratory of UAV Special Technology,Northwestern Polytechnic University,Xi'an 710065,China) |
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| Abstract: | Analyses flight control system sensor fault types and failure modes,to establish the different mathematical models.Detection filter is designed according to the principle of system failure.Flight simulation results show that the flight control system established mathematical models of sensor fault is correct,also shows that fault detection filter method can efficiently detect the flight control system pitch rate sensor fault. |
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| Keywords: | flight control system fault detection detection filter failure threshold |
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