机载惯性导航设备雷电防护技术与应用  

Thunder Protect Technology and it＇s Application of Airborne Inertial Navigation Equipment

作　　者：张晓娟[1] 雷刚[1] 张拓[1] 

机构地区：[1]中航工业西安飞行自动控制研究所,陕西西安710065

出　　处：《电源技术应用》2014年第10期16-20,共5页Power Supply Technologles and Applications

摘　　要：首先介绍了RTCMDO－160标准中的雷电试验方法，在此基础上分析了雷电信号对机载电子设备的影响机制；接着以惯性导航设备为例建立了设备级和电路级的雷电防护模型，并总结了不同电气特性接口的防护设计方法；最后，通过某型机载惯性导航设备的雷电特性试验，验证了防护设计的合理性与有效性。First ,lightning experimental methods in RTCA/DO-160 standard is introduced ,and on this basis ,the lightning signal on the impact of airborne electronic equipment mechanism is analyzed Second ,for the example of intertial navigation equipment ,a device-level and circuit-level model of lightning is estanlished ,and different electrical characteristics of the interface protection design method is summarized Final ,through lightning performance test of the airborne intertial navigation equipment , reasonable and effective of protection design is verified .

关 键 词：机载设备 雷电防护 电路模型 实验验证 

分 类 号：TM15[电气工程—电工理论与新技术]