四端法测量在照明产品性能测试中的意义  

The Significance of Four-terminal Method to the Performance Measurement of Lighting Product

作　　者：辛洪政[1] 张伟[1] 常毅[1] 

机构地区：[1]国家电光源质量监督检验中心(北京),北京100022

出　　处：《照明工程学报》2015年第2期11-14,共4页China Illuminating Engineering Journal

摘　　要：四端法测量电参数是许多测试标准中的规定要求。从理论上分析了四端法的优势原因,并以实验数据进行了例证。结果表明:严格按照四端法实施测量,对于准确获得低压、大电流照明产品的性能参数意义重大,测试数据的重复性和准确性都会改善。Four-terminal method is required in many measurement standards .This article explains the reason for the significance of four -terminal method in theory and practice.The results show that it is important to do a good performance measurement of a lighting product , especially for low-voltage high-current ones.Four-terminal method helps to improve the accuracy and repeatability .

关 键 词：四端法 重复性 准确性 照明 测量 性能 

分 类 号：TM923.07[电气工程—电力电子与电力传动]