抗干扰漏氧检测报警仪设计  

Design of anti-jamming oxygen leak test and alarm instrument

作　　者：夏远飞[1] 吕孟军[1] 

机构地区：[1]空军第一航空学院,河南信阳464000

出　　处：《中国测试》2010年第4期60-62,共3页China Measurement & Test

摘　　要：为克服当前飞机氧气系统气密性检测灵敏度低、可靠性差、对机载氧气设备损害大等问题,综合运用数字信号处理、数学建模理论、单片计算机等技术,构建了基于微控制器和实时操作系统的通用型抗干扰漏氧检测报警仪。试用表明,检测系统具有检测精度高、抗干扰能力强、实时性好、判断漏氧故障部位准确、操作简便、仪器便携等优点,具有广阔的应用前景。In order to overcome the disadvantages of low sensitivity and reliability of current apparatus in airtightness testing for aircraft oxygen system,several techniques including digital signal process,mathematic modeling theory and SCM application were used to construct a new universal oxygen leakage test and alarm instrument.The system was developed based on a micro processor and can be manipulated in real-time.Experiment results indicated that the system possessed many advantages such as good precision and a...

关 键 词：抗干扰 漏氧检测报警仪 信号处理 数学建模 

分 类 号：V245.31[航空宇航科学与技术—飞行器设计]