机动车前照灯检测仪示值误差测量结果不确定度评定  

Evaluation of Uncertainty in Measurement Results of Indication Error of Motor Vehicle Headlight Detector

作　　者：石鑫 文昊 王珺瑶 郭昊 程云飞 Shi Xin;Wen Hao;Wang Junyao;Guo Hao;Cheng Yunfei(Shaanxi Insititute of Metrology Science,Xi’an710065)

机构地区：[1]陕西省计量科学研究院,西安市710065

出　　处：《仪器仪表标准化与计量》2023年第2期45-48,共4页Instrument Standardization & Metrology

摘　　要：机动车前照灯检测仪是测量机动车前照灯发光强度、光轴偏移角和车灯高度等参数的计量器具,本文依据JJG 745-2016《机动车前照灯检测仪》对机动车前照灯检测仪发光强度及其光轴偏移值的示值误差测量不确定度进行评定,给出了各测量不确定度的来源并进行了计算分析。The vehicle headlight detector is a measuring instrument to measure the luminous intensity of the vehicle headlight,the offset angle of optical axis and the height of the vehicle headlight.In the paper,according to the JJG 745-2016 Vehicle Headlight Detector,the measurement uncertainty of the indicator error of the luminous intensity and optical axis offset of the vehicle headlight detector were evaluated,the sources of each measurement uncertainty are given and calculated.

关 键 词：机动车前照灯检测仪 发光强度 光轴偏移值 

分 类 号：U472.9[机械工程—车辆工程]