某电子设备振动环境功能失效分析  

Failure Analysis of Vibration Environment Test Function of an Electronic Equipment

作　　者：杜尚勇 何文灿[1] 张云翔 DU Shang-yong;HE Wen-can;ZHANG Yun-xiang(The 29th Researeh Institute of CETC-29,Chengdu 610036,China)

机构地区：[1]中国电子科技集团公司第二十九研究所,成都610036

出　　处：《装备环境工程》2021年第6期115-118,共4页Equipment Environmental Engineering

摘　　要：目的检查电子设备是否能承受其工作环境的考验,提高其可靠性。方法模拟设备在真实环境下的工况,进行振动冲击试验。结果某机载电子设备振动试验功能失效,通过逐级分析,结合机理分析和仿真验证,定位振动故障原因,并给出设计和工艺改进方案。结论验证有效,可以作为同类故障处理参考。The purpose of this paper is to check whether the electronic equipment can withstand the test of its working en-vironment and improve its reliability.The vibration and shock test is carried out under the condition of simulating equipment in real environment.The vibration test function of an airborne electronic equipment failed.Through step-by-step analysis,mecha-nism analysis and simulation verification,the cause of vibration fault was located,and the design and process improvement scheme were given.The conclusion is effective and can be used as a reference for similar fault treatment.

关 键 词：电子设备 振动试验 失效分析 

分 类 号：TJ01[兵器科学与技术—兵器发射理论与技术]