一种航空电子设备的隔振设计  

Vibration Isolation Design on a Kind of Avionics

作　　者：杨德春[1] YANG De-chun(Southwest China Institute of Electronic Technology,Chengdu 610036)

机构地区：[1]西南电子技术研究所

出　　处：《环境技术》2019年第6期61-65,共5页Environmental Technology

摘　　要：为确保一种安装在某型高振动量级飞机上的电子设备能正常工作,提出了需要被动隔振的方法。介绍了振动及隔振的基本理论,用计算和仿真的方法确定了隔振系统的基本参数,定制合适的隔振器,将隔振系统进行了振动实验。结果表明:隔振效率达到76.8 %。理论计算结合仿真、实验的方法能够解决工程中隔振设计问题,为提高航电设备可靠性奠定基础。In order to keep normal operation of an electronic equipment installed on a certain type of aircraft with high vibration magnitude,the method of passive vibration isolation is proposed.The basic theory of vibration and vibration isolation are introduced,the basic parameters of vibration isolation system are determined by calculation and simulation,and the appropriate isolator is customized to make the vibration isolation system vibrate.The experimental results show that the vibration isolation efficiency reaches 76.8 %.The method of theoretical calculation combined with simulation and experiment can solve the vibration isolation design problem in engineering and lay a foundation for improving the reliability of avionics equipment.

关 键 词：航空电子设备 隔振计算 振动实验 

分 类 号：TN03[电子电信—物理电子学]