高度传感器在无人直升机上的应用及故障分析  

Application of altitude sensor in unmanned helicopter and its failure analysis

作　　者：魏成巍[1] 陈冬[1] 焦中科[1] 刘兆辉[1] 

机构地区：[1]中国人民解放军63898部队

出　　处：《现代电子技术》2013年第6期35-37,共3页Modern Electronics Technique

摘　　要：为了预防无人直升机使用过程中发生与高度传感器相关的故障,减小飞行安全事故的可能性,针对某型无人直升机在执行任务中发生的一次飞行故障,结合高度传感器的工作原理和在无人机飞行控制中的应用,采用可靠性分析中的故障树的方法,分析了存在的故障原因。最后针对出现的高度传感器故障原因提出了解决和预防的方法。In order to prevent the faults related to the altitude sensor of unmanned helicopter on mission and to reduce the possibility of flight safety accident, according to a certain flight fault which occurred in an unmanned helicopter during its mis- sion, the fault reason is analyzed with the fault tree method in combination with the principle of the altitude sensor and applica- tions in UAV flight control. Finally, the preventive and solving methods are put forward according to the cauae of the altitude sensor fault .

关 键 词：无人机 高度传感器 传感器故障 故障树 

分 类 号：TN911-34[电子电信—通信与信息系统]