汽车电子电器件振动试验方法探讨  

Discussion on Automobile EE Parts Vibration Test Method

作　　者：展亚辉[1] 王冠[1] 蔡士波 ZHAN Ya-hui;WANG Guan;CAI Shi-bo(R&D Center of Great Wall Motor Company,Automotive Engineering Technical Center of HeBei,Baoding 071000,China)

机构地区：[1]长城汽车股份有限公司技术中心河北省汽车工程技术研究中心

出　　处：《汽车电器》2019年第6期63-65,68,共4页Auto Electric Parts

摘　　要：对《ISO16750-32012道路车辆-电气和电子设备的环境条件和测试-第3部分:机械负荷》中振动路谱采集到台架加速试验的方法进行了说明和探讨,内容包含S/N曲线的选取、数据的统计及计算、试验条件的确定、试验过程中的注意事项、功率谱密度均方根值计算、12种模型探讨及产品设计与试验的关系。This paper describes the acceleration bench test method based on the vibration road data collected in the ISO 16750-3 2012 Road Vehicles-Environmental Conditions and Testing for Electrical and Electronic Equipment-Part 3:Mechanical Loads. The introduction includes a wide range of contents:S/N curve selection,data collection and calculation,test condition identification,points need attention during the test,power spectrum density RMS calculation,study on 12 types of models,and relationship between product design and testing.

关 键 词：S/N曲线 路谱采集 功率谱密度 振动加速 

分 类 号：U463.6[机械工程—车辆工程]