汽车零部件/模块传导骚扰电压法测量不确定度评定  

Measurement uncertainty budgets for emissions from components/modules-voltage method

作　　者：孟德安 赵冰清 Meng Dean;Zhao Bingqing(Suzhou Inovance Automotive Co.,Ltd.,Suzhou 215104,China;Shandong Institute for Product Quality Inspection,Jinan 250102,China)

机构地区：[1]苏州汇川联合动力系统股份有限公司,江苏苏州215104 [2]山东省产品质量检验研究院,山东济南250102

出　　处：《汽车知识》2024年第9期61-64,共4页AUTOMOTIVE KNOWLEDGE

摘　　要：国际无线电干扰特别委员会(CISPR)《车辆、船和内燃机无线电骚扰特性用于保护车载接收机的限值和测量方法》(CISPR 25:2021)新增了关于不确定度评定的要求,参照标准和公司实验室的零部件/模块电磁兼容性测试环境,简明阐述了汽车零部件/模块传导骚扰试验电压法测量的测量不确定度分析原理,并识别出对测量结果有影响的不确定度的输入量,建立数学评定模型,根据模型计算出结果,为汽车零部件/模块电磁兼容性检测实验室测量不确定度分析提供参考。Vehicles,boats and internal combustion engines-Radio disturbance characteristics-Limits and methods of measurement for the protection of on-board receivers(CISPR 25:2021)adds requirements for uncertainty assessment referring to the standards and the electromagnetic compatibility testing environment of the company's components/modules laboratory,briefly explained the principle and results of measurement uncertainty analysis using voltage probes for conducting emission tests on automotive components/blocks,and identifies the input measurand that affect the uncertainty of measurement results,establishs a mathematical evaluation model,and provide results based on the model,providing a reference for the measurement uncertainty analysis of automotive component and modules electromagnetic compatibility testing laboratories.

关 键 词：电磁兼容性 传导骚扰电压测量 测量不确定度 

分 类 号：U463.6[机械工程—车辆工程]