测量不确定度评定在架空绞线试验中的应用  

Evaluation of Measurement Uncertainty in the Test of Overhead Line Conductors

作　　者：余敏 

机构地区：[1]福建省电线电缆产品质量监督检验中心,福建南平353000

出　　处：《电线电缆》2012年第1期29-31,共3页Wire & Cable

摘　　要：建立了架空绞线用硬铝线体积电阻率测量的数学模型,并对其测量结果不确定度进行评定。通过对结果数据的分析,验证了测量系统的准确度,识别出影响结果准确度的主要分量,提出实验中改善结果准确度的方法或注意事项。The author establishes a mathematic model for measuring the volume resistivity of hard-drawn aluminum wire for overhead line conductors and evaluates the uncertainty of the measurement result.After the analysis of the result,the methods of improving the accuracy of result are brought out with the accuracy of the measuring system verified and the main factors affecting the accuracy of result recognized.

关 键 词：硬铝线 电阻率 测量不确定度 评定 

分 类 号：TM244.2[一般工业技术—材料科学与工程]